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Synthetic resin

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174 - Electricity: conductors and insulators

174680100 - CONDUITS, CABLES OR CONDUCTORS

174110000 - Insulated

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DocumentTitleDate
20120175144TELECOMMUNICATIONS WIRE HAVING A CHANNELED DIELECTRIC INSULATOR AND METHODS FOR MANUFACTURING THE SAME - The present disclosure relates generally to a telecommunications wire including an electrical conductor and a dielectric insulator surrounding the electrical conductor. The dielectric insulator defines a plurality of channels defining void space containing a material having a low dielectric constant such as air. The channels each run along a length of the electrical conductor. The channels are configured to lower an overall dielectric constant of the dielectric insulator while maintaining desirable mechanical properties such as crush resistance.07-12-2012
20100163271GAS BLOCKING, HIGH TEMPERATURE CONDUCTOR-INSULATION ADHESIVE - An adhesive composition includes 100 parts by weight of a polyolefin polymer derived from an olefin monomer copolymerized with at least one co-monomer that is different form the olefin monomer; 1˜100 parts by weight of an adhesion promoting agent comprising a polybutadiene polymer, which has a molecular weight of 1,000˜10,000 and has an anhydride group grafted thereon; 0.1˜5 parts by weight of an antioxidant; and 0.5˜15 parts by weight of a curative agent. An adhesive composition includes 100 parts by weight of a polyolefin polymer derived from an olefin monomer copolymerized with at least one co-monomer that is different form the olefin monomer, where in the polyolefin polymer comprises an anhydride group grafted thereon; 0.1˜5 parts by weight of an antioxidant; and 0.5˜15 parts by weight of a curative agent.07-01-2010
20100108353ATTRITION-RESISTANT HIGH TEMPERATURE INSULATED WIRES AND METHODS FOR THE MAKING THEREOF - Methods are provided for producing an attrition-resistant, flexible, insulated wire well-suited for use in a high temperature operating environment. In one embodiment, the method includes the steps of providing a conductor, preparing a dielectric coating, applying the dielectric coating over the conductor, and curing the coated conductor. The dielectric coating includes an organic binder, a dielectric material, and an inorganic lubricant.05-06-2010
20100108352BARRIER PIERCING ELECTRODE - An electrode is provided that is adapted to both pierce a barrier and providing an over-air discharge of electrical energy. In this regard, an over air discharge of electrical energy may be provided to an opposing side of a barrier. In one arrangement, the electrode includes a tapered point, which may be a hardened material, to facilitate piercing a barrier. In a further arrangement, the electrode incorporates an insulative shaft. In this arrangement, the insulative shaft electrically isolates a conductor of the electrode from a conductive barrier. Accordingly, the electrode may be utilized to pierce metallic enclosures and provide an electrical discharge for the purpose of altering the operation of electronic device within such enclosures.05-06-2010
20130056239Conductive element and method for manufacturing the same - A method for manufacturing a conductive element includes: providing a line segment made of a conductive material, forming a spiral portion at one end of the line segment by joining a plurality of rings, and forming a loop at the other end thereof, so that the line segment forms a conductive rod; and encasing an insulator around the conductive rod and exposing the loop. By winding the line segment, there is no need to remove any material from the line segment, and no waste material is produced, thus lowering the manufacturing cost. A conductive element is also provided.03-07-2013
20120217036WATER STOP TREATMENT METHOD AND INSULATING COVERED ELECTRIC WIRE - A water stopping treatment simply and assuredly prevents water from moving or entering to a circuit board or the like. A one end of a core wire (08-30-2012
20110056727Core cable - A transmission cable comprises a conductive strand surrounded by an insulating casing. The conductive strand includes an inner core of a ferromagnetic material, a highly conductive metal skin disposed about the inner core, and a tinning disposed there between the highly conductive metal and the inner core.03-10-2011
20090056973SEMICONDUCTIVE COMPOSITIONS - The present invention is a polymer composite made from or containing: (i) a phase I material consisting essentially of a polar copolymer of ethylene and an unsaturated ester having 4 to 20 carbon atoms; (ii) a phase II material consisting essentially of a nonpolar, low density polyethylene; and (iii) a conducting filler material dispersed in the phase I material and/or the phase II material in an amount sufficient to be equal to or greater than the amount required to generate a continuous conducting network in the phase I and phase II materials. The invention also includes articles made from the polymer composite.03-05-2009
20090266575Electric Wire for Automobile - An electric wire for an automobile has a core wire section and an outer circumferential wire section. The core wire section is formed by spirally winding six element wires around one element wire, where each element wire is made of stainless steel having elongation of 30% or more and tensile strength of 920 MPa or higher and the element wires have the same diameter in the range of 0.127 mm±10%. The circumferential wire section is formed by spirally winding twelve element wires around the core wire section, where the twelve element wires are wound close to each other in a single layer, each element wire is made of copper having tensile strength of 220 MPa or higher, and the element wires have the same diameter in the range of 0.127 mm±10%. The wire is light, small, strong and has good bending characteristics.10-29-2009
20100276176COAXIAL CABLE SHIELDING - Coaxial cable shielding. In one example embodiment, a coaxial cable includes a center conductor, a dielectric, a tape, and a jacket. The tape defines first and second edge portions that each borders an interior portion. The thickness of the first edge portion is less than the thickness of the interior portion. The dielectric surrounds the center conductor. The tape is wrapped around the dielectric such that the first edge portion overlaps with the second edge portion. The jacket surrounds the tape.11-04-2010
20090014199Insulated non-halogenated heavy metal free vehicular cable - Described is an insulated non-halogenated, heavy metal free vehicular cable comprising an inner core of a copper based metal wire having a cross sectional area of between about 0.05 mm01-15-2009
20110079415HOOK AND LOOP ROPE - A hook and loop rope includes a flexible tube, a strip of loop tape wrapping around the flexible tube in a spiral configuration, and a strip of hook tape wrapping around the flexible tube in a spiral configuration. Optionally, a plurality of internal supporting members can be disposed within the flexible tube. A plurality of internal supporting members can be electrical wire. A stiff tip can be formed on an end of the flexible tube. A first and second slick band can be used for providing slick surfaces on the hook and loop rope. A plurality of internal supporting members disposed within the flexible tube can be electrical wire. A stiff tip can be formed on an end of the flexible tube.04-07-2011
20120227999CABLE, CABLE DUCT AND METHODS FOR MANUFACTURING CABLE AND CABLE DUCT - The present invention provides an electric wire having excellent weather resistance and durability. The present invention relates to: an electric wire, comprising: a conductor; an insulating layer formed around the periphery of the conductor; and an outer layer formed around the periphery of the insulating layer, wherein the outer layer is formed by application of a weatherproof coating material; and a production method thereof.09-13-2012
20090071688Electrical control cable - The present invention relates to an electrical control cable of the type comprising a core having a plurality of polymer filaments, a plurality of strands of conductor material extending in the longitudinal direction of said core, an outer insulating sheath. According to the invention, said strands are distributed uniformly and concentrically over the periphery of said core, in contact with one another in pairs and in contact with said core, and the filaments of said core are secured to one another to form a non-metallic unitary structure that is obtained by organizing said filaments into a plurality of subassemblies, the filaments in any one subassembly being twisted together helically, the subassemblies in turn being twisted with one another to form an overall helix. Advantage: the cable uses a limited number of copper strands while guaranteeing that crimping operations are reliable.03-19-2009
20080210453Water-Soluble Polymer Coating for Use on Electrical Wiring - A water-soluble polymer coating for application to electrical wiring used in aircraft and other electrical structures is provided. The coating includes a water-soluble polymer such as polyvinyl acetate, polyvinyl alcohol, and methyl cellulose which is dissolved in water to form a solution. The solution may be applied to electrical wiring during manufacturing and dried to a film such that if the wire becomes damaged and exposed to water, a protective water-insoluble deposit is formed on the wiring. Alternatively, the solution may be applied to wiring which is already damaged to form a protective water-insoluble deposit.09-04-2008
20090120660Electrical member and method of manufacturing a printed circuit board using the same - An electrical member and a method of manufacturing a printed circuit board using the electrical member are disclosed. The method includes: forming an intaglio groove in an insulation layer, where the intaglio groove has at least one protrusion formed within; stacking a seed layer over the intaglio groove; forming a plating layer by performing electroplating over the seed layer; and forming a circuit pattern, which includes the plating layer filled in the intaglio groove, by removing a portion of the plating layer such that the insulation layer is exposed.05-14-2009
20090321107FEEDTHROUGH ASSEMBLY AND ASSOCIATED METHOD - A feedthrough assembly includes a ferrule, an insulating structure, at least one terminal pin and a glass seal that fixedly secures the insulating structure within the ferrule. The insulating structure has a top portion, a bottom portion, and an inner diameter portion. The inner diameter portion defines at least one aperture extending from the top portion to the bottom portion of the insulating structure. The at least one terminal pin extends through the at least one aperture. The glass seal comprises about 30% B12-31-2009
20080277136FLAME RETARDANT WIRE AND CABLE - Cables include a conductor core and an insulative wall. The insulative wall is generally ultra-thin, and may have a thickness of from about 0.10 mm to about 0.44 mm. The insulative wall includes a flame retardant additive and is essentially halogen free.11-13-2008
20080271909Insulated non-halogenated heavy metal free vehicular cable - Described is an insulated non-halogenated, heavy metal free vehicular cable comprising an inner core of a copper based metal wire having a cross sectional area of at least about 0.1 mm11-06-2008
20110005804INTERNALLY SERRATED INSULATION FOR ELECTRICAL WIRE AND CABLE - A coaxial cable has a conducting shield covered by a jacket. The jacket defies spaced apart, axially extending voids adjacent to the shield. The voids separate axially extending contact regions of the jacket which extend axially and in contact with the shield. The voids and the contact regions are linked circumferentially by a continuous closed curve.01-13-2011
20090071687MEDICAL ELECTRICAL LEAD - A medical device lead is presented. The lead includes one or more jacketed conductive elements. The jacket comprises one or more covers. A first cover of expanded polytetrafluoroethylene (ePTFE) is in direct contact with the at least one conductive element. At least one conductive element and a ePTFE cover are coiled. The coiled conductive element can substantially retain its original coiled shape.03-19-2009
20120067615Materials and Methods for Autonomous Restoration of Electrical Conductivity - An autonomic conductivity restoration system includes a solid conductor and a plurality of particles. The particles include a conductive fluid, a plurality of conductive microparticles, and/or a conductive material forming agent. The solid conductor has a first end, a second end, and a first conductivity between the first and second ends. When a crack forms between the first and second ends of the conductor, the contents of at least a portion of the particles are released into the crack. The cracked conductor and the released contents of the particles form a restored conductor having a second conductivity, which may be at least 90% of the first conductivity.03-22-2012
20090250240EASILY STRIPPABLE ELECTRIC CABLE - The present invention relates to an electric cable comprising one or more insulated electrical conductors forming a set of insulating conductors extending longitudinally inside a protective sheath, the inside surface of said protective sheath having at least two longitudinal grooves for the purpose of enabling the protective sheath to be stripped, wherein the outside surface of the protective sheath does not include longitudinal grooves for constituting tear starters of the protective sheath, and wherein the longitudinal grooves in the inside surface of the protective sheath are disposed at substantially equal distances from each other or from one another.10-08-2009
20120103654MAINTENANCE OF ELECTRIC CABLES BY SELF-REPAIRING - A method is provided for maintaining an electric cable, said electric cable comprising at least one electric conductor surrounded by an outer sheath, said outer sheath containing an insulating oil distributed around said electric conductor, such as a fluid-oil cable or an oil-filled cable. A drying oil, selected so as to solidify upon contacting the air, is added to the oil of the cable for sealing off any accidental oil leak through an outer sheath of the electric cable.05-03-2012
20100212927System and method for using electropositive metals for protecting towed marine seismic equipment from shark bite - A system comprises towed marine seismic equipment and an electropositive metal attached to the towed marine seismic equipment to protect from shark bite. A method comprises towing marine seismic equipment and attaching an electropositive metal to the towed marine seismic equipment to protect from shark bite.08-26-2010
20100212928Insulated wire and manufacturing method of the same - An insulated wire includes a conductor, and an insulating layer of a porous member formed on the conductor by using a water-in-oil type emulsion (W/O emulsion) including a thermosetting liquid solventless varnish as the oil and water drops of water-soluble polymer contained in the thermosetting liquid solventless varnish as the water. The insulating layer of the porous member is formed by that the water-in-oil type emulsion is coated so as to form a thin film as a coated film, the thermosetting liquid solventless varnish as the oil is polymerized and cured after the formation of the thin film, and the water drops as the water is dried and removed after the curing of the thermosetting liquid solventless varnish.08-26-2010
20100122832SELF-HEALING ELECTRICAL COMMUNICATION PATHS - Self-healing electrical garments and self-healing electrical conductors and components for use in electrical garments are provided. A communication medium of various forms is integrated into a garment seam that is used to join two or more portions of a garment. The communication media can be used to provide electrical or other electromagnetic connection for coupling among a plurality of electrical devices associated with the garment. The self-healing electrical conductor may be used as part of a garment portion or may be used as a joining fiber in a variety of techniques to join garment portions together. The self-healing electrical conductor comprises an electrical conductor, a conductive polymer immediately surrounding or adjacent to the electrical conductor, an insulator enclosing the electrical conductor and the conductive polymer.05-20-2010
20110056726INSULATED CONDUCTIVE ELEMENT HAVING A SUBSTANTIALLY CONTINUOUS BARRIER LAYER FORMED THROUGH MULTIPLE COATINGS - Coating an elongate, uncoated conductive element with a substantially continuous barrier layer. The substantially continuous barrier layer is formed through relative movement of the conductive element to a frame between sequential coatings of a barrier material.03-10-2011
20110056725INSULATED CONDUCTIVE ELEMENT HAVING A SUBSTANTIALLY CONTINUOUS BARRIER LAYER FORMED VIA RELATIVE MOTION DURING DEPOSITION - Coating an elongate, uncoated conductive element with a substantially continuous barrier layer. An uncoated conductive element is around a frame comprising spaced supports. During deposition, the relative position of the conductive element to the frame is adjusted so that all sections of the conductive element are physically separated from the supports for a time that is sufficient to form a desired coating of barrier material on all sections of the conductive element.03-10-2011
20100218972INSULATED ELECTRIC WIRE - An insulated electric wire is composed of a conductor, and a lubricating layer containing a lubricant. The lubricating layer is formed around the perimeter of the conductor. The lubricating layer is not less than 0.06 and not more than 0.12 in an absorbance ratio A09-02-2010
20100218971FOLDABLE ELECTRIC CORD AND ELECTRICAL CONNECTING DEVICE USING THE SAME - A foldable electric cord includes a flexible insulated strap, a wire in the flexible strap. The flexible strap includes at least one first fixing member and at least one second fixing member formed thereon. The first fixing member may be fixed to the second fixing member, to fold the flexible strap at least one time. An electrical connecting device including the foldable electric cord is also disclosed.09-02-2010
20110127065ELECTRIC CABLE FOR NUCLEAR POWER PLANTS WITH IMPROVED DURABILITY AND FABRICATION METHOD THEREOF - Disclosed is a method for fabricating an electric cable for nuclear power plants, comprising: pre-heating a conductor wire; melting a PEEK (poly ether ether ketone) material and extruding the PEEK material in the direction of the conductor wire, to form an insulator such that the insulator coats the surface of the conductor wire; and cooling the insulator quickly.06-02-2011
20090071686MEDICAL ELECTRICAL LEAD - A medical device lead is presented. The lead includes one or more jacketed conductive elements. The jacket comprises one or more covers. At least one conductive element includes a profiled longitudinal cover of polyether ketone (PEEK), the profiled longitudinal cover includes at least one protruding end.03-19-2009
20110240331INSULATING VARNISH AND INSULATED WIRE FORMED BY USING THE SAME - An insulating varnish usable for an insulating coat of an insulated wire on a conductor with a quadrangular cross section contains polyamide-imide resin varnish and organosilica sol mixed with the polyamide-imide resin varnish. The polyamide-imide resin varnish contains solvent and polyamide-imide resin. The organosilica sol contains dispersion medium and silica particles dispersed in the dispersion medium. Cyclic ketones having boiling point in a range of 130 to 180° C. make up 70 to 100 wt % or more of the dispersion medium.10-06-2011
20110155416TREE RESISTANT INSULATION COMPOSITIONS - Insulation compositions for electric power cables having a polyolefin base polymer and an additive comprising either low molecular weight wax or polyethylene glycol (PEG) and optionally further comprising one or more hindered amine light stabilizers, amine antioxidants and other antioxidant blends are disclosed. Also disclosed are insulation compositions comprising a C06-30-2011
20110108307NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING THE SAME - A non-oriented electrical steel sheet is provided with a base material and an Fe—Ni alloy film formed on at least one surface of the base material. The Fe—Ni alloy film contains, by mass %, Fe: 10% to 40% and Ni: 60% to 90%, and has a thickness of 0.1 μm or more are provided.05-12-2011
20100200267COMMUNICATION CABLE OF HIGH CAPACITY - In communication cable of high capacity according to present invention, conductor of diameter d is coated by insulation material to form wire of diameter D, plural number of said wire are twisted by pitch p to form pairs, plural number of said pairs are twisted by collective pitch P, and said communication cable of high capacity comprise sheath wrapping said pairs, and impedance (Z) of said wire is from 90 to 110, and, diameter (d) of said conductor is from 0.48 mm to 0.65 mm, and diameter (D) of wire is from 0.8 mm to 1.15 mm, and said pitch (p) is from 7 mm to 30 mm, and said collective pitch (P) is from 40 mm to 150 mm, and relative ratio of diameter of wires to diameter of conductor D/d is from 1.625 to 1.835. And, by impedance matching between impedance of wire and impedance of equipment for data transmission, return loss of cable can be minimized, so high speed data transmission can be made.08-12-2010
20090314515Folding cord with rigid sections and magnets - An apparatus for the compact and neat storage of electrical cords, such as power extension cords and cords for earplugs and other devices. The cord may have repeating rigid sections which allow for the easy folding and grouping of the sections to allow for organized collection of portions of the cable which are not needed to be extended while in use, as well as for the organized collection of the entire cable when not in use. The rigid sections may have magnets which promote the organized grouping of the sections when collected together.12-24-2009
20080289850Electrical Wire and Method of Making an Electrical Wire - An electrical wire and a method of making an electrical wire are disclosed. The electrical wire comprises a conductor and a covering. The covering comprises a thermoplastic composition comprising a poly(arylene ether), a polyolefin and a polymeric compatibilizer. The thermoplastic composition may further comprise a flame retardant.11-27-2008
20120145431CARBON NANOTUBE CONDUCTIVE FILM AND METHOD FOR MANUFACTURING SAME - A carbon nanotube conductive film and methods of manufacturing the same is disclosed. According to some exemplary embodiments, the carbon nanotube conductive layer includes a base layer, a carbon nanotube electrode layer, and a protective layer. The carbon nanotube electrode layer is formed on the base layer. The protective layer is formed on the carbon nanotube electrode layer and contains a ceramic binder to which a polarity reactor is combined in the side chain of a base framework which has hydrophobic reactors in the other side chains. The carbon nanotube transparent conductive film having increased durability without decreasing conductivity may be manufactured.06-14-2012
20120000693ELECTRIC COIL - Provided is an electric coil including a wire coated with enamel and spirally wound a predetermined number of times, an insulating member, and an installation member made of plastic, wherein the wire is an aluminum wire coated with enamel and a copper wire is connected to both ends of the aluminum wire such that the electric coil used in an electric motor is formed of an aluminum wire to solve the problems of high cost and weight caused by the use of a conventional copper wire and the problems of corrosion and disconnection caused by the use of a conventional aluminum wire.01-05-2012
20110088927ELECTRICAL SUPPLY BAR ASSEMBLY AND METHOD OF PRODUCING SUCH AN ASSEMBLY - In an assembly comprising an electrically conducting bar, lower and upper electrically insulating films covering opposed faces of the conducting bar, and an electrically insulating member bonded to the upper insulating film, the insulating member protruding on the exposed face of the insulating film so as to prevent propagation of electric arcs by tracking on said exposed face, the insulating member is bonded to the insulating film with a heat-sealable coating.04-21-2011
20100065300FEEDING STRUCTURE OF ELECTROSTATIC CHUCK, METHOD FOR PRODUCING THE SAME, AND METHOD FOR REGENERATING FEEDING STRUCTURE OF ELECTROSTATIC CHUCK - Provided is a power feeding structure of an electrostatic chuck including a lower insulation layer, an electrode layer and a surface insulation dielectric layer formed on an upper surface side of a metal substrate in order from the metal substrate, in which the lower insulation layer, the electrode layer and the surface insulation dielectric layer are not cracked easily. The power feeding structure of an electrostatic chuck includes: a through hole formed through an upper surface and a lower surface of the metal substrate; a power feeding terminal disposed in the through hole for supplying a voltage supplied from a lower surface side of the metal substrate to the electrode layer formed on the upper surface side of the metal substrate; and an insulation holding member formed of an electric insulating material for insulating an inner wall of the through hole from the power feeding terminal and for holding the power feeding terminal, and the power feeding terminal includes a power feeding end portion that protrudes to the upper surface side of the metal substrate, and a tip of the power feeding end portion is positioned at the electrode layer side with respect to an interface between the electrode layer and the lower insulation layer, and on and under an interface between the electrode layer and the surface insulation dielectric layer.03-18-2010
20120211257PYRAMID BUMP STRUCTURE - A pyramid bump structure for electrically coupling to a bond pad on a carrier comprises a conductive block disposed at the bond pad and an oblique pyramid insulation layer covered at one side of the conductive block. The oblique pyramid insulation layer comprises a bottom portion and a top portion, and outer diameter of the oblique pyramid insulation layer is tapered from the bottom portion to the top portion. When the carrier is connected with a substrate and an anisotropic conductive film disposed at the substrate, the pyramid bump structure may rapidly embed into the anisotropic conductive film to raise the flow rate of the anisotropic conductive film. Further, a short phenomenon between adjacent bumps can be avoided to raise the yield rate of package process.08-23-2012
20100051315POWER TRANSMISSION CABLE - A power transmission cable comprising at least one power conductor, an insulating layer surrounding said conductor to form at least one insulated conductor, a flame-retardant halogen free protective sheath provided in a radially external position with respect to said insulated conductor, wherein said sheath has an inner and an outer layer in contact one another, said inner layer has a thickness at least equal to a thickness of said outer layer, the inner layer comprises a polymer material having a glass transition temperature equal to or lower than −30° C., and the outer layer comprises a mud resistant polymer material.03-04-2010
20120073857CABLE WITH INTEGRATED CABLE-MANAGEMENT SYSTEM - A cable has an integrated cable management system for organizing multiple cables. The body of the cable has a first mating surface with a first interlocking element disposed thereon and a second mating surface with a second interlocking element disposed thereon the second mating surface, where the first interlocking element is configured as a complementary interlocking element for the second interlocking element, so that multiple cables may be joined without the use of additional cable-organizing devices. The first interlocking element may include at least one coupling recess formed in the first mating surface and configured to engage with an interlocking element having the same configuration as the second interlocking element.03-29-2012
20120261160METHODS OF MANUFACTURING WIRE, WIRE PRE-PRODUCTS AND WIRES - Exemplary methods for manufacturing a wire and resultant wires are disclosed herein. The method includes extruding a cross-linkable polymer that is substantially free of curing agent about a conductive core, then adding a curing agent to the extruded wire pre-product, then heat-curing the extruded wire pre-product.10-18-2012
20120298398CABLE COMPRISING INDICATOR MATERIAL FOR DETECTING DAMAGE CONTROL - The invention relates to a cable with a sheath and an indication material that in case of damaging of the sheath at least partially escapes from the cable.11-29-2012
20120080214SMOOTH ELECTRODE AND METHOD OF FABICATING SAME - A smooth electrode is provided. The smooth electrode includes at least one metal layer having thickness greater than about 1 micron; wherein an average surface roughness of the smooth electrode is less than about 10 nm.04-05-2012
20130008685COVERING MATERIAL, COVERED RECTANGULAR ELECTRIC WIRE AND ELECTRICAL DEVICE - Provided is a covering material, which includes a backing having an upper surface and a lower surface opposite to the upper surface, and a viscoelastic layer formed on the upper surface of the backing, in which the covering material is a covering material for covering a rectangular electric wire, and an adhesive force of the viscoelastic layer to the lower surface of the backing as measured by peeling at a peeling angle of 180° and a tensile rate of 300 mm/min is 0.05 N/20 mm or more and 10 N/20 mm or less. A covered rectangular electric wire includes the covering material and a rectangular electric wire covered with the covering material. An electrical device is produced by using the covered rectangular electric wire.01-10-2013
20130008686WIRE HARNESS AND METHOD FOR MANUFACTURING THE SAME - It is an object of the present invention to provide a wire harness that has a simple structure, that can be easily manufactured, and that includes a protective member having an extra-length absorbing function. A wire harness (01-10-2013
20120241189FLAME RETARDANT, FLAME-RETARDANT RESIN COMPOSITION, AND INSULATED WIRE - Provided are a flame retardant, a flame-retardant resin composition and an insulated wire that have favorable low-temperature characteristics, excellent cold resistance and high productivity. The insulated wire includes a conductor that is insulation-coated with the flame-retardant resin composition that contains the flame retardant that contains magnesium hydroxide and a surface treatment agent with which the magnesium hydroxide is surface-treated, wherein the surface treatment agent has a degree of crystallization of 60% or more, and at least a base resin.09-27-2012
20080296041INSULATED WIRE, INSULATED CABLE, NON-HALOGEN FLAME RETARDANT WIRE, AND NON-HALOGEN FLAME RETARDANT CABLE - A metallic conductor and an insulator provided at an outer periphery of the metallic conductor for coating the metallic conductor constitutes an insulated wire or cable. The insulator has a reactor blended type polyolefin-based thermoplastic resin containing 51-85 mol % per monomer unit of the crystalline polypropylene. In the insulator used in a non-halogen flame retardant wire or cable, 40 to 300 pbw of a metallic hydroxide is added to 100 pbw of a blended composition. In the blended composition, the reactor blended type polyolefin-based thermoplastic resin containing 51-85 mol % per monomer unit of the crystalline polypropylene is greater than 50 pbw and less than 100 pbw, and a polyolefin is greater than 0 pbw and not greater than 50 pbw.12-04-2008
20130168127ELECTRICAL WIRE - The present invention provides an electrical wire which includes a conductor portion comprising a plurality of element wires being twisted together, and an insulating covering portion disposed over the conductor portion. Each of element wires is formed of aluminum or aluminum alloy material, and has a circular cross-section. The stranding pitch of the element wires is at least three times greater than a pitch diameter of the conductor portion but no more than thirty times greater than the pitch diameter of the conductor portion.07-04-2013
20080217043FIRE-RETARDING CABLE CONDUIT FOR ELECTRICAL LINES IN REGIONS POTENTIALLY EXPOSED TO FIRE IN AIRCRAFT - A fire-retarding cable conduit for electrical lines in regions potentially exposed to fire in aircraft, tubular base body includes substantially interior space for accommodating the electrical lines, where the base body includes a sheath.09-11-2008
20080196923ALUMINUM CONDUCTING WIRE - An aluminum conducting wire, containing a stranded conductor that is formed by stranding solid conductors of an aluminum alloy, in which the aluminum alloy comprises 0.1 to 1.0 mass % of Fe, 0.05 to 0.5 mass % of Cu, and 0.05 to 0.4 mass % of Mg, in which the total amount of Cu and Mg is 0.3 to 0.8 mass %, with the balance being aluminum and inevitable impurities, and a solid conductor of an aluminum alloy for the aluminum conducting wire.08-21-2008
20130206449Method and apparatus for reduction of skin effect losses in electrical conductors - A novel method of reducing the undesired skin effect in electrical conductors is presented. Specific applications including efficient power transmission and high frequency magnetic field generation are discussed, and the advantages over prior art are mentioned. The present invention modifies the inductance of a given conductor, allowing the current flowing in the surface of the conductor due to skin effect to diffuse through the remaining conductor area. Inductance is modified in a distributed, continuous fashion via external magnetic structures, ensuring both manufacturability and usability of the resultant conductor. When skin effect inside a conductor is reduced, power loss of transmitted electrical signals is reduced accordingly. Therefore, the present invention represents a significant improvement over prior art.08-15-2013
20130180753SELF-SUPPORTING CABLE - The current invention relates to self-supporting cables that often are aerial mounted between cable fixing points (07-18-2013
20120055693KIT FOR PREPARING WATER-SEALING MATERIAL FOR ELECTRICAL WIRE, WATER-SEALING MATERIAL FOR ELECTRICAL WIRE, WATER-SEALING MEMBER, WATER-SEALED ELECTRICAL WIRE, AND WATER-SEALING METHOD - A kit for preparing a water-sealing agent, a water-sealing material for an electrical wire, a water-sealed electrical wire, and a water-sealing method, which are used for insulated wires and the like.03-08-2012
20100096159METHOD OF MANUFACTURING A FOAM-INSULATED WIRE USING A POROUS SOLID AND A FOAM-INSULATED WIRE MANUFACTURED THEREBY - A method of manufacturing a foam-insulated wire, which uses a porous solid, which is able to improve performance of a foam-insulated wire by controlling the dispersion of the void content of the insulation, and the foam-insulated wire manufactured thereby are provided. The method comprising the steps of: forming a film of coating on the conductor with a water-in-oil form emulsion (O/W-form emulsion); curing the oil layer in the film of coating of the water-in-oil form emulsion by polymerization; removing water droplets therefrom; and thereby forming an insulation layer of a porous solid on the conductor.04-22-2010
20090236118Colored foaming polymer composition - A foaming composition includes a fluoropolymer, a nucleating agent and a pigment, wherein said pigment is a manganese-antimony-titanium (Mn—Sb—Ti) oxide pigment.09-24-2009
20080283271Fluoropolymer Wire Insulation - FEP compositions are provided that provide foam insulation in coaxial cable that surpasses the return loss obtained when PFA is used to make the foamed insulation, one composition comprising a blend of tetrafluoroethylene/hexafluoropropylene copolymers, one of said copolymers exhibiting a strip force of at least about 3 lbf (13.3 N) and another of said copolymers exhibiting a strip force no greater than about 2.5 lbf (11.1 N), said blend exhibiting a strip force of at least about 3 lbf (13.3 N), each said strip force being the force necessary to break adhesion between conductor and said one of said copolymers, said another of said copolymers, and said blend, respectively, and another composition comprising tetrafluoroethylene/hexafluoropropylene copolymer having an MFR of no greater than about 16 g/10 min and containing —CF11-20-2008
20090301750HOT-VULCANIZABLE POLYORGANOSILOXANE COMPOSITIONS USEFUL PARTICULARLY FOR MANUFACTURING ELECTRICAL CABLES OR WIRES - A polyorganosiloxane composition that can be vulcanized at high temperature to a silicone elastomer, useful in the field of the manufacture of electrical wires or cables having an improved fire performance is provided. The composition includes a semi-reinforcing filler chosen from the group composed of:—calcined kaolin powders, preferably that have undergone a chemical surface treatment;- talc;- calcium carbonate that may or may not have been surface-treated, for example with vinylsilanes, aminosilanes or (reactive or unreactive) silicone oils; and mixtures thereof.12-10-2009
20100108351FIRE RESISTANT CABLE - Cable comprising at least one conductor and at least a fire resistant coating layer including a composition comprising: (a) at least an organic polymer having a combustion temperature range comprised between a minimum value T1 and a maximum value T2; (b) at least a glass frit; (c) at least an inert compound; wherein:—said inert compound (c) has a softening point or a melting temperature of not less than 1000° C.;—said glass frit (b) reaches a viscosity of between 1005-06-2010
20120234575CORONA DISCHARGE-RESISTANT INSULATING VARNISH COMPOSITION AND INSULATED WIRE HAVING INSULATED LAYER FORMED THEREFROM - Disclosed is an insulating varnish composition including an organo silica sol containing a silica covered with a dispersant in a solvent containing N-methyl-2-pyrrolidone (NMP) as a main component and a polyamidimide resin dispersed in a solvent containing NMP as a main component. An insulated layer formed from the insulating varnish composition containing inorganic insulating particles of silica uniformly dispersed therein may have excellent corona discharge resistance, thereby preventing the insulation breakdown.09-20-2012
20090321106CARBON NANOTUBE-BASED HORIZONTAL INTERCONNECT ARCHITECTURE - The invention relates to a device which makes it possible to establish a horizontal electrical connection between at least two bonding pads. This device comprises horizontal carbon nanotubes which link the vertical walls of said bonding pads and the bonding pads are made by stacking layers of at least two materials, one of which catalyzes growth of the nanotubes and the other of which acts as a spacer between the layers of material which catalyzes growth of the nanotubes.12-31-2009
20110139486ELECTRICAL INSULATING COATING AND METHOD FOR HARSH ENVIRONMENT - A thin electrical insulating coating and method for application is provided for a copper surface. The electrical insulating coating includes a bond coat layer of titanium, nickel, or NiCrAlY forming a metallurgical bond with the copper surface and an insulating layer of alumina or tantala applied to the bond coat layer. An insulating layer does not firmly adhere to copper under harsh environmental conditions such as an electroslag refining process when applied directly to the copper. However, when bond coat layer is applied between the copper and the insulating layer, it forms a strong bond adhering bond for the harsh environment.06-16-2011
20110147040ELECTRICALLY INSULATING COATING AND METHOD OF FORMATION THEREOF - A method of fabricating a structure comprising the steps of: providing an electrical conductor; providing a layer of a flexible insulating material on the electrical conductor, the material comprising: a first organo-alkoxide 06-23-2011
20090277663INSULATION OF CONDUCTORS WITH IMPROVED SEPARABILITY FROM PROCESSED BROKEN STONE - The invention deals with insulation with improved separability from the processed broken stone designed as single-layer or multi-layer insulation surrounding an electric conductor where the principle is that at least one layer of the insulation is made of magnetic material and at the same time at least one layer is made of electrically non-conductive material. This magnetic material is beneficially produced as a mixture of the magnetic and non-magnetic main material component while it is especially advantageous if the content of the magnetic main material component in individual insulation layers is 5 to 60% of weight and the rest to 100% consists of the non-magnetic main material component, all related to the weight of individual layers, or even better, if the content of the magnetic main material component of individual insulation layers is 10 to 30% of weight, related to the weight of individual insulation layers. The magnetic main material component is beneficially produced on the basis of magnetite —Fe11-12-2009
20090314514Low-Smoke Self-Extinguishing Cable and Flame-Retardant Composition comprising Natural Magnesium Hydroxide - Cables, in particular for low-voltage electrical energy distribution or for telecommunications, have low-smoke self-extinguishing properties, and flame-retardant compositions used therein.12-24-2009
20120168198METHOD FOR PRODUCING COMPONENTS FOR ELECTRICAL CONTACTS, AND COMPONENTS THEMSELVES - A method for producing electrical components for electrical contacts, and such a component are provided. To achieve simpler production of a partial surface treatment, which likewise exhibits optimal current carrying capacity, with minimum material use of noble metals, the entirety of the components are provided with an electrically insulating passivation layer, and the passivation is then removed chemically or mechanically at the contact points of the components. The entire components are put into an electrolytic bath, and a noble metal is deposited only on the parts of the components from which the passivation layer has been removed.07-05-2012
20130133919TOP CORNER ROUNDING OF DAMASCENE WIRE FOR INSULATOR CRACK SUPPRESSION - A structure and method for fabricating the structure that provides a metal wire having a first height at an upper surface. An insulating material surrounding said metal wire is etched to a second height below said first height of said upper surface. The metal wire from said upper surface, after etching said insulating material, is planarized to remove sufficient material from a lateral edge portion of said metal wire such that a height of said lateral edge portion is equivalent to said second height of said insulating material surrounding said metal wire.05-30-2013
20110180299Conductive Wire Comprising A Polysiloxane/Polyimide Copolymer Blend - Disclosed herein are polysiloxane/polyimide block copolymer blends and the application of these blends in conductive wires.07-28-2011
20130032374POLYAMIDE-IMIDE RESIN INSULATING VARNISH AND METHOD OF MANUFACTURING THE SAME, INSULATED WIRE AND COIL - A polyamide-imide resin insulating varnish includes an amic acid-containing amide compound including a repeating unit represented by a general formula (1):02-07-2013
20120285721SILICONE POLYETHERIMIDE COPOLYMERS - The hydrolysis resistance of silicone polyetherimide copolymers is improved by addition of polyepoxide compounds, hydrotalcite compounds or mixtures thereof. An article made from the composition retains at least 83% of its molecular weight (Mw) were exposed to steam in an autoclave at 115° C. for 3 and 7 days.11-15-2012
20090120659INSULATED WIRE - An insulated wire, containing a metallic conductor, an insulating coating layer formed thereon, and a self-lubricating layer formed as an outermost layer on the insulating coating layer; 05-14-2009
20100032184INSULATION COATING FOR ELECTRIC WIRES AND ELECTRIC INSULATED WIRE USING SAME - According to the present invention, there is provided an insulation coating for electric wires comprising a resin coating made from polyimide resin or polyamide-imide resin as a constituent resin, the insulation coating being formed by dispersing phenyl trialkoxysilane and pure water in the resin coating; the phenyl trialkoxysilane is included 3 to 100 parts by weight for the constituent resin of 100 parts by weight in the resin coating.02-11-2010
20120031642METHOD OF MANUFACTURING ELECTRICAL CABLE, AND RESULTING PRODUCT, WITH REDUCED REQUIRED INSTALLATION PULLING FORCE - Disclosed is type THHN cable having a reduced surface coefficient of friction, and the method of manufacture thereof, in which the central conductor core and insulating layer are surrounded by a nylon sheath. A high viscosity, high molecular weight silicone based pulling lubricant for THHN cable, or alternatively, erucamide or stearyl erucamide for small THHN gauge wire, is incorporated, by alternate methods, with the nylon material from which the outer sheath is extruded, and is effective to reduce the required pulling force on the cable during installation.02-09-2012
20120247806CORONA DISCHARGE-RESISTANT INSULATING VARNISH COMPOSITION COMPRISING SURFACE-TREATED SILICA AND INSULATED WIRE HAVING INSULATED LAYER FORMED USING THE SAME - Disclosed is an insulating varnish composition including polyamideimide resin and 1 to 40 parts by weight of surface-treated silica in a sol state per 100 parts by weight of the polyamideimide resin. An insulated layer formed using the insulating varnish composition may have excellent corona discharge resistance, thereby preventing the insulation breakdown.10-04-2012
20130161060FLAME AND DRIP RESISTANT HALOGEN-FREE INSULATING COMPOSITION - A flame and drip resistant halogen-free insulating composition which is extrudible and suitable for a insulating coating or a sheath of electrical conductors, which has a mixture of low density polyethylene, at least one polyolefin grafted with maleic anhydride, at least one flame retardant, and at least one filler, and have a burning time of less than 8 minutes after the exposure to a flame for 40 minutes with a damage extent of less than 70 centimeters.06-27-2013
20090145627Electric Cable Comprising a Foamed Polyolefine Insulation and Manufacturing Process Thereof - A process for manufacturing an electric cable including at least one core including a conductor and an insulating coating surrounding the conductor includes the steps of: providing a polyolefin material, a silane-based cross-linking system and a foaming system including at least one exothermic foaming agent in an amount of 0.1% to 0.5% by weight with respect to the total weight of the polyolefin material; forming a blend with the polyolefin material, the silane-based cross-linking system and the foaming system; and extruding the blend on the conductor to form the insulating coating. An electric cable includes at least one core consisting of a conductor and an insulating coating surrounding the conductor and in contact therewith, the insulating coating consisting of a layer of expanded, silane-cross-linked polyolefin material having an expansion degree of 3% to 40%.06-11-2009
20110180300FLAME RETARDANT THERMOPLASTIC ELASTOMERS - A thermoplastic elastomer (TPE) is disclosed which is flame retardant and essentially halogen-free. The TPE is a copolyester (COPE). Two essentially halogen-free flame retardants (HFFRs) are used: organo-phosphinates and melamine polyphosphate. The compound is useful for wire and cable insulation.07-28-2011
20080283273Semiconductive Composition and Power Cable Using the Same - The present invention relates to a semiconductive composition and a power cable using the same. The semiconductive composition according to the present invention constituting a semi-conductive layer of a power cable includes 100 parts by weight of a base resin composed of an ethylene-based copolymer resin; 45 to 70 parts by weight of a carbon black; and 0.2 to 5.0 parts by weight of a nonionic surfactant. The semiconductive composition according to the present invention has an improved interfacial smoothness in the semiconductive layer and the insulation layer of the power cable and an increased dielectric breakdown strength of the insulation layer. Also, the semiconductive composition according to the present invention may be useful to ensure an easy cleaning property of a mold upon extruding/molding a power cable.11-20-2008
20080283272Self-healing cable for extreme environments - Self-healing cable apparatus and methods disclosed. The self-healing cable has a central core surrounded by an adaptive cover that can extend over the entire length of the self-healing cable or just one or more portions of the self-healing cable. The adaptive cover includes an axially and/or radially compressible-expandable (C/E) foam layer that maintains its properties over a wide range of environmental conditions. A tape layer surrounds the C/E layer and is applied so that it surrounds and axially and/or radially compresses the C/E layer. When the self-healing cable is subjected to a damaging force that causes a breach in the outer jacket and the tape layer, the corresponding localized axially and/or radially compressed portion of the C/E foam layer expands into the breach to form a corresponding localized self-healed region. The self-healing cable is manufacturable with present-day commercial self-healing cable manufacturing tools.11-20-2008
20100236811Electrical Cable Having Crosslinked Insulation With Internal Pulling Lubricant - Electrical power cable having a reduced surface coefficient of friction and required installation pulling force, and the method of manufacture thereof, in which the central conductor core, with or without a separate insulating layer, is surrounded by a sheath of crosslinked polyethylene. A high viscosity, high molecular weight silicone based pulling lubricant or fatty acid amide pulling lubricant is incorporated by alternate methods with the polyethylene to form a composition from which the outer sheath is extruded, and is effective to reduce the required pulling force on the cable during installation.09-23-2010
20110067898 CURABLE COMPOSITION FOR MEDIUM AND HIGH VOLTAGE POWER CABLES - An electric cable, has an electrical conductor surrounded by a cured electrically-insulating layer obtained from a curable composition with a polymer matrix, the polymer matrix having one or more polyolefins and a polyvinyl acetal as agent for reducing the formation of water treeing, the quantity of PVA being no more than 10% by weight in the composition.03-24-2011
20110253418CABLE AND POLYMER COMPOSITION COMPRISING A MULTIMODAL ETHYLENE COPOLYMER - The present invention relates to a cable comprising a conductor surrounded by one or more layers, wherein at least one layer comprises a polymer composition comprising a copolymer of ethylene with one or more comonomers, to a process for producing the cable and to a polymer composition suitable as a cable layer material.10-20-2011
20120312580SILANE-CROSSLINKED POLYOLEFIN INSULATED WIRE - A silane-crosslinked polyolefin insulated wire includes a conductor, and an insulating cover layer extruded on an outer periphery of the conductor. The insulating cover layer includes a silane-crosslinked polyolefin to be cross-linked by reacting water with a polyolefin having an alkoxysilyl group as a side chain. The insulating cover layer further includes a guanidine derivative having a boiling point of not less than 170° C. and a melting point of less than 190° C. in an environment at 760 mmHg as a crosslinking promoter to promote crosslinking of the polyolefin in an amount of not less than 0.05 parts by mass and not more than 0.5 parts by mass per 100 parts by mass of the polyolefin.12-13-2012
20100230131POLYOLEFIN-BASED HIGH DIELECTRIC STRENGTH (HDS) NANOCOMPOSITES, COMPOSITIONS THEREFOR, AND RELATED METHODS - The present invention is a cable having (a) one or more electrical conductors or a core of one or more electrical conductors and (b) each conductor or core being surrounded by a layer of insulation. The insulation layer is prepared from a composition comprising a polyolefin and a 3-dimensional, cage-structured nanoparticle. The preferred polyolefins are polyethylene polymers, and the preferred nanoparticles are polyhedral oligomeric silsesquioxanes (POSS), polyhedral oligomeric silicates (POS), or polyhedral oligomeric siloxanes.09-16-2010
20080196922Outer Sheath Layer for Power or Communication Cable - The present invention relates to a power or communications cable comprising an outer sheath layer made of a polyethylene composition comprising a base resin which comprises (A) a first ethylene homo- or copolymer fraction, and (B) a second ethylene homo- or copolymer fraction, wherein fraction (A) has a lower molecular weight than fraction (B), and the base resin has a molecular weight distribution M08-21-2008
20110315424POLYMER COMPOSITION - The invention relates to a method for modifying a polymer composition, to modified polymer compositions, to an article, preferably wire or cable, comprising said modified polymer composition, to a process for preparing an article, preferably a wire or cable, to the use of said modified polymer in one or more layers of a wire or cable, as well as to a compound for use as a radical generating compound for modifying a polymer composition.12-29-2011
20110005803WIRE OR CABLE - A wire or cable comprising a conductor or wire core and a coating layer on the exterior of the conductor or wire core which is formed from a rubber or plastic composition containing a rubber or plastic and an inorganic filler having high moisture resistance is provided. The inorganic filler is the one which has been surface treated with an alkoxy group-containing organopolysiloxane having an unsaturated aliphatic group-containing group and a monovalent hydrocarbon group of 3 to 10 carbon atoms containing no aliphatic unsaturated bond obtained by partially cohydrolytic condensation of an organic functional group-containing silane and/or its (partially) hydrolytic condensate, and an organic functional group-containing silane and/or its (partially) hydrolytic condensate.01-13-2011
20100276175Oxides for Protection Against Electrochemical Oxidation and Ionic Contamination in Medium-Voltage Power-Cable Insulation - Insulation compounds for medium-voltage power cables and methods for making same are provided. The compound can include a polymer comprising ethylene, one or more C11-04-2010
20110030990Cable with Insecticide in Plastics Sheath02-10-2011
20120037396FLAME RETARDANT THERMOPLASTIC ELASTOMERS - A flame-retardant thermoplastic elastomer compound is disclosed having polyphenylene ether, a hydrogenated styrene block copolymer, at least one solid non-halogenated phosphorus containing flame retardant, and a nucleated olefinic polymer. The compound has a before-aging tensile elongation of >200% and an after-aging tensile elongation residual of at least 75%, according to the UL 62 test, which makes it useful as an insulation layer, a jacketing layer, or both for protected electrical lines such as alternating current wire and cable products, accessory cables, and variety of injection molded electrical or electronic parts.02-16-2012
20110315423ABRASION RESISTANT AND FLAME RETARDANT THERMOPLASTIC VULCANIZATE COMPOSITIONS - The present invention relates to flame retardant thermoplastic vulcanizate compositions having improved abrasion resistance and strip force. In addition, the invention relates to wire and cable coated with these compositions. The flame retardant thermoplastic vulcanizate compositions comprise a thermoplastic vulcanizate composition, at least one halogen-free flame retardant and an ultra-high molecular weight polysiloxane.12-29-2011
20090114416FLEXIBLE INSULATED WIRES FOR USE IN HIGH TEMPERATURES AND METHODS OF MANUFACTURING - Flexible insulated wires for use in a high temperature environment are provided. In an embodiment, the wire includes a conductor and a coating over the conductor. The coating is formulated from a dielectric material and an organic binder having an organic component, wherein the organic component has been substantially decomposed from the coating during manufacture. The flexible insulated wire may be incorporated into a component. Methods of forming the flexible insulated wire are also provided.05-07-2009
20080277137Distannoxane Catalysts for Silane Crosslinking and Condensation Reactions - A fabricated article (e.g., jacketed or insulated wire or cable) is prepared by a process comprising the steps of: applying a coating of a moisture-curable composition onto a wire or cable; and reacting the moisture-curable composition with water, wherein the moisture-curable composition comprises at least one resin having hydrolysable reactive silane groups and a tin catalyst characterized by the tin having a +4 oxidation state and a bis(alkoxide) ligand. The product of the process includes a wire or cable comprising a jacket, wherein the jacket comprises at least one poly olefin resin having hydrolysable reactive silane groups and a tin catalyst, the tin catalyst having a bis(alkoxide) ligand and characterized by the tin having a +4 oxidation state. The product of the process also includes a wire or cable comprising a jacket wherein the jacket comprises (i) the reaction product of at least one polyolefin resin having hydrolysable reactive silane groups and water, and (ii) at least one tin catalyst, the tin catalyst having a bis(alkoxide) ligand and characterized by the tin having a +4 oxidation state.11-13-2008
20120018189FLEXIBLE FLAME RETARDANT INSULATED WIRES FOR USE IN ELECTRONIC EQUIPMENT - The invention relates to an insulated wire for use in electronic equipment, comprising an electrically conductive core and an insulating layer and/or an insulating jacket consisting of a flame retardant elastomeric composition surrounding the electrically conductive core, wherein the flame retardant elastomeric composition comprises a elastomeric polymer selected from the group consisting of styrenic block copolymers, olefinic thermoplastic elastomers and combinations thereof; and a metal salt of a phosphinic acid of the formula [R01-26-2012
20120211256HEAT STABLE HALOGEN-FREE FLAME RETARDANT COPOLYESTER THERMOPLASTIC ELASTOMER COMPOSITIONS - Halogen-free flame retardant compositions exhibiting flame retardance and retention of mechanical properties, especially elongation at break, upon long-term high temperature exposure and comprising a) at least one copolyester thermoplastic elastomer, and b) from at or about 1 to at or about 30 weight percent, based on the total weight of the composition, of at least one flame retardant comprising a phosphinate, diphosphinate and/or polymers of these; c) from at or about 0.25 to at or about 15 weight percent, based on the total weight of the flame retardant composition, of one or more polyhydroxy polymers having a number average molecular weight of at least 2000 and selected from the group consisting of ethylene vinyl alcohol copolymers and poly(vinyl alcohol)s.08-23-2012
20100319958INSULATION OF BUSBARS USING INSULATING MEMBERS HAVING CORRUGATED SECTIONS - Busbars of a busway system are insulated so as to minimize or eliminate air gaps between busbars. In an embodiment, an insulating sheath is provided with corrugations in regions corresponding to busbar bends. The corrugations allow the sheath to follow the busbar bends without the need to cut or interrupt the sheath. Busbars may therefore be fully insulated without the need for further insulating materials (e.g., tape). Good thermal contact between busbars throughout their length is achieved, improving heat dissipation and efficiency.12-23-2010
20100101824POLYBUTYLENE NAPHTHALATE-BASED RESIN COMPOSITION AND ELECTRIC CABLE USING POLYBUTYLENE NAPHTHALATE-BASED RESIN COMPOSITION - A polybutylene naphthalate-based resin composition contains, relative to (A) 100 parts by wt of polybutylene naphthalate resin, (B) 40-150 parts by wt of polyester block copolymer, (C) 0.5-5 parts by wt of hydrolysis retarder, and (D) 0.5-5 parts by wt of inorganic multiporous filler.04-29-2010
20100139944POLY(ARYLENE ETHER) COMPOSITION AND EXTRUDED ARTICLES DERIVED THEREFROM - A poly(arylene ether) composition includes a hydrogenated block copolymer of an alkenyl aromatic compound and a conjugated diene, a flame retardant, and a poly(arylene ether)-polysiloxane block copolymer reaction product that itself includes a poly(arylene ether)-polysiloxane block copolymer. The composition is useful for forming extruded articles, including insulation for wire and cable. The poly(arylene ether)-polysiloxane block copolymer contributes improved flame retardancy and, in many cases, improved physical properties to the composition.06-10-2010
20100071928RADIATION CURABLE RESIN COMPOSITIONS FOR ELECTRIC WIRE COATINGS - The present invention is a radiation curable resin composition comprising: (A) a urethane (meth) aerylate which is a reaction product of a polyol, a polyisocyanate, and a hydroxyl group-containing (meth) aerylate; (B) a compound having a cyclic structure and one ethylenically unsaturated group; (C) from about 0 to about 5 mass % of a compound having two or more ethylenically unsaturated group; and (D) a polyol having a number average molecular weight of about 1500 or more. In another embodiment of the invention component (A) must include a polyester polyol and the polyol of component (D) must have a number average molecular weight of from about 500 to about 1500. The composition is useful for coating electric wire.03-25-2010
20120175145INSERT MOLDING METHOD AND INNER TERMINAL - A resin material can be prevented from flowing to a front end and a rear end of an inner terminal during an insert molding.07-12-2012
20100163272COMPOSITION FOR A FLAME-RETARDANT SILANE-CROSSLINKED OLEFIN RESIN, AN INSULATED WIRE INCLUDING THE SAME, AND A METHOD FOR PRODUCING A FLAME-RETARDANT SILANE-CROSSLINKED OLEFIN RESIN - A composition for a flame-retardant silane-crosslinked olefin resin which is excellent in flexibility and gasoline resistance, an insulated wire including the same, and a method for producing a flame-retardant silane-crosslinked olefin resin which is excellent in flexibility and gasoline resistance. The composition contains silane-grafted polyethylene made by graft polymerization of very low-density polyethylene having a density of 0.880 to 0.895 g/cm07-01-2010
20130032375BROMINATED EPOXY FLAME RETARDANT PLASTICIZER - There is provided, herein a wire and/or cable comprising (a) a conductor and (b) a covering comprising a brominated epoxy oligomer; and, a phosphate ester.02-07-2013
20090294151SKIN CURED PTFE WIRE AND CABLE - A wire having a conductor and an insulation where the insulation has a first inner layer of an uncured material and a second outer layer of a cured material.12-03-2009
20100044069Asymmetric Dielectric Elastomer Composite Material - Embodiments of the invention provide a dielectric elastomer composite material comprising a plurality of elastomer-coated electrodes arranged in an assembly. Embodiments of the invention provide improved force output over prior DEs by producing thinner spacing between electrode surfaces. This is accomplished by coating electrodes directly with uncured elastomer in liquid form and then assembling a finished component (which may be termed an actuator) from coated electrode components.02-25-2010
20120205136FLAME-RETARDANT RESIN COMPOSITION, AND INSULATED ELECTRIC WIRE, FLAT CABLE, AND MOLDED ARTICLE, WHICH ARE MADE USING SAME - Provided is a flame-retardant resin composition that can achieve both mechanical properties and flame retardancy and satisfy stringent heat resistance requirement such as heat resistance with a conductor attached, and an insulated wire, a flat cable, and a molded article made using the flame-retardant resin composition. The flame-retardant resin composition contains a thermoplastic resin, a polyfunctional monomer, and an organic phosphorus-based flame retardant. The thermoplastic resin contains 5% by mass or more of a resin having a carbon-carbon unsaturated bond or a resin having a carbonyl group relative to the entire thermoplastic resin. The organic phosphorus-based flame retardant is at least one selected from the group consisting of a metal phosphinate, a melamine phosphate compound, an ammonium phosphate compound, and a polyphosphazene compound obtained by ring-opening polymerization of cyclophosphazene. The content of the organic phosphorus-based flame retardant is 5 to 100 parts by mass relative to 100 parts by mass of the thermoplastic resin and the content of the polyfunctional monomer is 1 to 20 parts by mass relative to 100 parts by mass of the thermoplastic resin.08-16-2012
20100101822Stress/Thermal Cracking Resistant Cable Sheath Material - A composition useful as a wire or cable insulation or sheathing layer, the composition comprising (i) an inorganic flame retardant, e.g., aluminum trihydroxide (ATH), (ii) ethylene ethyl acetate (EEA) or ethylene butyl acrylate (EBA), (iii) a homogeneous polyethylene, (iv) an ethylenic resin modified with an organo-functional group, e.g., maleic anhydride (MAH) grafted polyethylene, (v) a silicone polymer, and optionally, (vi) a smoke suppressant. The insulation or sheathing layer comprising the composition of this invention exhibits good resistance to stress and/or thermal cracking.04-29-2010
20100108354Cable with Improved Flame Retardancy - The present invention relates to a cable comprising one or more insulated conductors which are embedded in a bedding composition having improved flame retardancy. The bedding composition comprises a resin (A) and inorganic filler (B), which is a hydroxide or hydrated compound.05-06-2010
20100108355ELECTRIC WIRE HAVING A PTFE COVERING THAT IS ROBUST AND THAT HAS A LOW DIELECTRIC CONSTANT, AND A METHOD AND A TOOL FOR MANUFACTURING THE SAME - An electric wire that has a conductor held by spacers in a covering of PTFE, continuous cells being formed between the covering, the spacers, and the conductor. In an axial section, the majority of the PTFE fibers of the spacers point in a substantially radial direction, thereby imparting excellent robustness to the spacers.05-06-2010
20100319959Low Dielectric Loss Power Cable Sheaths Comprising High Pressure Polyolefins Free of Silane Functionality - Power cables that comprise a sheath layer, e.g., an insulation layer, are produced from a mixture of a high pressure polyolefin free of silane functionality, e.g., high pressure low density polyethylene, and a polyether polyol of which at least 50 percent of its molecules comprise no more than a single hydroxyl functionality. Preferably, the power cable is a medium or high voltage power cable, and the polyolefin is crosslinked as the sheath layer is fabricated and/or subsequent to the fabrication of the sheath layer.12-23-2010
20090126970High Frequency Electronic Part - [Problems] To provide a high frequency electronic part which shows a remarkably low dielectric loss, which is excellent in electric insulation characteristics, and which is thin and excellent in mechanical strength being. 05-21-2009
20120211258POLYAMIDE-IMIDE RESIN INSULATING COATING MATERIAL AND INSULATED WIRE USING THE SAME - A polyamide-imide resin insulating coating material includes a polyamide-imide resin produced by reacting an aromatic diisocyanate component with a composition obtained by a synthesis reaction of a diamine component with an acid component that includes an aromatic tricarboxylic acid anhydride component (A) and an aromatic tetracarboxylic dianhydride component (B). The aromatic tetracarboxylic dianhydride component (B) includes an aromatic tetracarboxylic dianhydride component (B-1) having not less than four aromatic rings.08-23-2012
20130081853Polyurethane/Polyolefin Blends with Improved Strain and Scratch Whitening Performance - A composition, preferably a halogen-free, flame retardant composition, comprising in weight percent based on the weight of the composition: 04-04-2013
20120181056Acetylated Polyglycerine Fatty Acid Ester and a PVC Insulator Plasticised Therewith - The present disclosure is directed to acetylated polyglyceride fatty acid ester and compositions containing the same. The acetylated polyglyceride fatty acid ester may be blended with an epoxidized fatty acid ester. The present acetylated polyglyceride fatty acid ester and blends find advantageous application as a plasticizer.07-19-2012
20090044965Fluororesin composition and electric wire - The present invention provides a fluororesin composition which is improved in moldability in melt extrusion molding and, in particular, makes it possible to markedly reduce molding defects even when the extrusion molding for covering electric wires is carried out at a high speed. The present invention is a fluororesin composition comprising a tetrafluoroethylene/hexafluoropropylene-based copolymer and 0.01 to 3 parts by mass per 100 parts the copolymer of a polytetrafluoroethylene having a standard specific gravity of 2.15 to 2.30, and being obtained by mixing an aqueous dispersion of the tetrafluoroethylene/hexafluoropropylene-based copolymer with an aqueous dispersion of the polytetrafluoroethylene, causing coagulation, drying the polymer mixture and melt-extruding the same.02-19-2009
20090301751NON-HALOGEN FLAME RETARDANT THERMOPLASTIC ELASTOMER RESIN COMPOSITION, METHOD FOR FABRICATING SAME, AND ELECTRIC WIRE AND CABLE USING THE SAME - A non-halogen flame retardant thermoplastic elastomer resin composition includes (A) 30 to 80 parts by weight of an ethylene-methylacrylate copolymer (EMA) containing 30 mass % or more of a methylacrylate or 30 to 80 parts by weight of an ethylene-ethylacrylate copolymer (EEA) containing 15 mass % or more of a ethylacrylate and having a melt flow rate of 0.8 mg/10 min or more; (B) 20 to 70 parts by weight of a thermoplastic polyolefin resin; and (C) 50 to 300 parts by weight of a non-halogen flame retardant agent with respect to 100 parts by weight of the component (A) and the component (B) in total, in which the EMA or EEA is silane-crosslinked.12-10-2009
20120217038Polyether Ether Ketone/Polyphenylene Sulfide Blend - The present description discloses a polymeric composition which is a melt-processed alloy comprised of (a) a polyarylene sulfide resin, (b) a polyaryl-ether-ketone resin, and a reactive compound which results in (c) a graft copolymer of the polyarylene sulfide resin and/or the polyaryl-ether-ketone resin in addition to the starting resins. Exemplary melt-processed polymeric compositions can be made by reacting an alkoxy silane with the polyarylene sulfide resin and/or the polyaryl-ether-ketone resin to produce a graft copolymer of a portion of one or both of the resins, sufficient to render the composition uniform and homogeneous. It is normally preferred for the exemplary organosilane compound, to be an amino silane. The subject invention further reveals an insulated wire comprising (1) an electrical conductor and (2) a layer of the melt-processed alloy composition; and fiber reinforced composites comprising fibers substantially fully impregnated with the alloy polymeric composition.08-30-2012
20120217037METHOD OF FORMING COATED CONDUCTOR AND COATED CONDUCTOR FORMED THEREBY - A coated conductor, such as an insulated electrical wire, is formed by a method that includes a specific poly(arylene ether) composition and an extrusion coating apparatus in which molten poly(arylene ether) composition flows through helical channels en route to covering the previously uncoated conductor. There is a synergy between the use of the helical channels and the poly(arylene ether) composition. Specifically, coated conductor formed using the helical channels and the poly(arylene ether) composition exhibits improved resistance to temperature and humidity variations compared to coated conductor formed using the same poly(arylene ether) composition and so-called heart-sleeve channels. This synergy is not seen with alternative insulation compositions, such as those based on poly(vinyl chloride) and polyethylene.08-30-2012
20090266576ABRASION RESISTANT ELECTRICAL WIRE - An electrical wire having a conductor and a covering disposed over the conductor wherein the covering is made from a thermoplastic composition. The thermoplastic composition has a poly(arylene ether); a polyolefin, a block copolymer; and flame retardant. The thermoplastic composition demonstrates desirable abrasion resistance, as well as desirable tensile elongation, desirable flexural modulus or a combination of desirable tensile elongation and desirable flexural modulus.10-29-2009
20130062094Plasticiser Blends and Compositions and Articles Made Therefrom - Plasticiser blends of C03-14-2013
20090321108HIGH VOLTAGE ELECTRIC CABLE - The present invention relates to an electric cable comprising a conductor element, an electrically insulating layer surrounding said conductor element, said electrically insulating layer being obtained from a mixture comprising polyethylene and a styrene copolymer, wherein the polyethylene is a plurimodal polyethylene.12-31-2009
20130068498Thiobis Phenolic Antioxidant/Polyethylene Glycol Blends - Thiobis phenolic antioxidants are efficiently dry or melt blended with a tree-resistant, crosslinkable polyethylene by first forming a blend, preferably a dry blend, of the antioxidant with a polyalkylene glycol (PAG), and then mixing the blend with the polyethylene. The incorporation of thiobis phenolic antioxidant and PAG blend into polyethylene provides the PE with high oxidative induction time (OIT) which is a measure of the oxidative stability of the PE.03-21-2013
20120111601COMPOSITION AND METHOD FOR PRODUCING THE SAME, AND POWDER COATING MATERIAL, PELLET, RESIN FORMED ARTICLE, AND ELECTRIC WIRE - The present invention provides a composition including a fluorine-containing polymer, and excellent in heat resistance even if only a small amount of additives is added to the composition. The present invention relates to a composition, comprising: a fluorine-containing polymer (a) and a cobalt compound (b).05-10-2012
20120111600AQUEOUS ABSORPTIVE POLYMER-CONTAINING RESIN COMPOSITION-PRODUCING METHOD, AQUEOUS ABSORPTIVE POLYMER-CONTAINING RESIN COMPOSITION, AND POROUS SUBSTANCE-PRODUCING METHOD USING SAME AND POROUS SUBSTANCE, INSULATED ELECTRIC CABLE-PRODUCING METHOD, INSULATED ELECTRIC CABLE AND COAXIAL CABLE - A method for producing an aqueous absorptive polymer-containing resin composition in which a resin composition is doped with an aqueous absorptive polymer includes causing the aqueous absorptive polymer to absorb and be swollen by water beforehand, and milling and microparticulating the water-absorbed and -swollen absorptive polymer at an ultrasonic flow pressure of not less than 50 MPa.05-10-2012
20120234576FLAME RETARDANT, FLAME-RETARDANT RESIN COMPOSITION, AND INSULATED WIRE - Provided are a flame retardant, a flame-retardant resin composition and an insulated wire that have favorable low-temperature characteristics, excellent cold resistance and high productivity. The insulated wire includes a conductor that is insulation-coated with the flame-retardant resin composition that contains the flame retardant that contains magnesium hydroxide and a surface treatment agent with which the magnesium hydroxide is surface-treated, wherein the surface treatment agent has a weight-average molecular weight of 10000 or less, and at least a base resin.09-20-2012
20130161061INSULATED WIRE AND COIL USING THE SAME - An insulated wire includes a conductor, and an insulation covering on an outer periphery of the conductor, the insulation covering including a low-relative-permittivity insulating film that has a relative permittivity of not more than 3.2 and contains an imide structural component. The low-relative-permittivity insulating film includes a polyimide resin having a repeating unit represented by the following formulas:06-27-2013
20130161062PRECOATED METAL SHEET EXCELLENT IN CONDUCTIVITY AND CORROSION RESISTANCE - A precoated metal sheet excellent in conductivity and corrosion resistance and able to be inexpensively produced is provided.06-27-2013
20110100675Reduction of Dielectric Losses Through Use of Organoclay in Semiconductor or Insulator Compositions - Organodavs are added to semiconductive compositions to provide a reduction in the dielectric losses of layered composites in which the semiconductive layer contains species which could migrate into the insulation and result in undesirably high dielectric losses, The invention semiconductive compositions provide improved performance in power cable applications.05-05-2011
20080302555High heat-resistance resin composition and high heat-resistance insulated cable which uses the same - A high heat-resistance resin composition, the high heat-resistance resin composition being thermally treated at 150° C. for 100 hours, wherein a heat absorption amount of the high heat-resistance resin composition which is measured at a melting point thereof by Differential Scanning Calorimetry (DSC) is equal to or less than 45 J/g before thermal treatment, an increasing rate of the heat absorption amount of the high heat-resistance resin composition which is measured at a melting point thereof after the thermal treatment by Differential Scanning Calorimetry (DSC) is equal to or less than 20% as compared to that before the thermal treatment, and a degree of extensibility thereof is equal to or more than 200% after the thermal treatment.12-11-2008
20120285722POLYMER COMPOSITION COMPRISING A POLYOLEFIN PRODUCED IN A HIGH PRESSURE PROCESS, A HIGH PRESSURE PROCESS AND AN ARTICLE - A polymer composition with improved DC electrical properties, a method for producing the polymer composition, and a cable surrounded by at least one layer comprising the polymer composition are provided.11-15-2012
20110308836INSULATION CONTAINING STYRENE COPOLYMERS - The invention relates to cover compositions for electric power cables having a polyolefin and a styrene copolymer. The styrene copolymer 1) has a styrene content of 55 percent (by weight base on the total styrene copolymer) or greater; 2) contains a random arrangement of styrene and at least one other block polymer; and/or 3) contains a triblock having the formula S-AS-S, wherein S is styrene and A is alkylene or a mixture of different alkylenes. The cover can be an insulation or a jacket.12-22-2011
20120024567Cross-linkable polymer mixture for casings of cables and lines - The invention provides a polymer mixture which is cross-linkable and halogen-free. The polymer mixture is particularly suitable as casing for cables or lines and is distinguished by a high cold strength and resistance to oils.02-02-2012
20110198107FLAME RETARDANT, FLAME-RETARDANT COMPOSITION, AND INSULATED WIRE - A flame retardant capable of improving cold resistance and manufacturability of a flame-retardant composition containing itself, and a flame-retardant composition and an insulated wire including the same. A flame retardant is prepared by subjecting an aggregation prepared by aggregating particles mainly consisting of magnesium hydroxide made from magnesium chloride contained in seawater to surface treatment using a surface treatment agent containing an organic polymer. The organic polymer is an olefin resin such as polyethylene and polypropylene. The organic polymer is a resin having a low melt viscosity or a low melting point, and specifically a resin having a melt viscosity of 1000 mPa·s or less at 140° C., or having a melting point of 100° C. or less. The flame-retardant composition contains the flame retardant and a matrix polymer. The insulated wire is prepared by covering a conductor with the composition.08-18-2011
20110198105NON-HALOGEN FLAME RETARDANT RESIN COMPOSITION AND ELECTRIC WIRE AND CABLE USING THE SAME - An electric wire and cable made of a non-halogen flame retardant resin composition has a modified polyolefin resin composition comprising a polyolefin resin grafted with a phosphate compound having a vinyl group, and an acid acceptor doped to the modified polyolefin resin.08-18-2011
20100263906POLY(ARYLENE ETHER) COMPOSITION AND ARTICLES - A flexible thermoplastic composition comprises a poly(arylene ether), a first block copolymer, a second block copolymer and a flame retardant wherein the second block copolymer comprises a controlled distribution copolymer block. The flexible thermoplastic composition is useful in the manufacture of coated wires.10-21-2010
20110162867TELEPHONE CABLE INSULATION COMPOSITION, AND TELEPHONE CABLE USING THEREOF - Provided are an oxidation stabilizer for polyolefin, and an insulation composition comprising the same. The insulation composition according to the invention is to be used for coating and jacket of wires and cables, especially of telephone cables.07-07-2011
20110079416Hydrous water absorbent polymer-dispersed ultraviolet curable resin composition, porous substance, and insulated wire cable using the same - A hydrous water absorbent polymer-dispersed ultraviolet curable resin composition includes a hydrous water absorbent polymer preliminarily hydrated, swollen and dispersed in the resin composition, and a hydrophilic monomer. The hydrophilic monomer is added not less than 10 mass % to the resin composition.04-07-2011
20100078194Polymeric compositions containing nanotubes - A polymeric composition containing at least one polymer and carbon nanotubes is described. The polymeric composition can have carbon nanotubes that are multi-wall carbon nanotubes and/or single-wall carbon nanotubes. The compositions can also contain carbon black. Also described are various articles made from the polymeric compositions including cables and other articles.04-01-2010
20090183893Halogen-free resin composition, covered wire covered with that and wiring harness with at least one above covered wire - For providing a halogen-free resin composition, a covered wire and a wiring harness which can improve mechanical characteristics, abrasion resistance, flame retardant performance and flexibility even if flame retardant is added, a halogen-free resin composition includes a base resin composition of 100 weight division having 45 to 65% by weight of a polypropylene resin, 15 to 30% by weight of a low-density polyethylene resin, and 15 to 30% by weight of a styrene thermoplastic elastomer, and metal hydrate of 80-120 weight division. The styrene thermoplastic elastomer is an aromatic vinyl-conjugated diene system is block copolymer and peak temperature of dynamic factor (tan δ) thereof measured in a range from −100 to 50° C. by a dynamic viscoelasticity measurement device is made in 0-30° C.07-23-2009
20090120661PROTECTIVE STRUCTURE FOR HIGH VOLTAGE CABLE - A protective structure for a high voltage cable includes a boost converter and a rear inverter installed in a hybrid vehicle and disposed to be separated from each other; a cable extending between the boost converter and the rear inverter; a protector provided in at least a section of a route along which the cable extends; and a flexible tube surrounding a circumference of the cable inside the protector and freely curved along a direction in which the cable extends. When external force is applied to the cable, the external force is reduced by the protector and the flexible tube. With such a configuration, a protective structure for a high voltage cable that prevents an excessive impact from being exerted on the cable in the event of a vehicle crash is provided.05-14-2009
20090183894COAXIAL CABLE - Certain embodiments of the present technology provide a cable comprising a conductor and a cable layer. The cable layer comprises a polypropylene material. The cable layer and/or the polypropylene material comprise a crystalline fraction crystallizing in the temperature range of 200 to 105° C. determined by stepwise isothermal segregation technique. The crystalline fraction comprises a part, wherein, during subsequent melting at a melting rate of 10° C./min, the part melts at or below 130° C. and the part represents at least 20 percent by weight of the crystalline fraction. In certain embodiments, the part melts at or below the temperature T=Tm−3° C., wherein Tm is the melting temperature of the cable layer and/or the polypropylene material, and the part represents at least 45 percent by weight of the crystalline fraction. Certain embodiments provide methods and processes for manufacturing the cable described above and herein.07-23-2009
20090090535FLAME RETARDANT ELECTRICAL AND CONSTRUCTION PARTS - This specification discloses the use of a polypropylene, rubber (thermoplastic elastomer) and non-halogenated flame retardant in recyclable construction boards, computer housings, and electrical connectors and wire cables. Also disclosed is the use of fillers to unexpectedly increase the break strength, thus making this material a cheaper non-halogenated substitute for computer housings and construction boards as well.04-09-2009
20130098656POLYIMIDE RESIN VARNISH, AND INSULATED WIRE, ELECTRICAL COIL, AND MOTOR USING SAME - Provided is an insulated wire that can realize a high corona inception voltage and that can satisfy required properties such as heat resistance and a mechanical strength. A polyimide resin varnish containing, as a main component, a polyimide precursor resin obtained by allowing an aromatic diamine to react with an aromatic tetracarboxylic dianhydride, wherein the aromatic diamine includes a first aromatic diamine having an aromatic ether bond and three or more benzene rings, and a second aromatic diamine represented by formula (2) below, and an imide group concentration after imidization of the polyimide precursor resin is 25% or more and 35% or less.04-25-2013
20100122833Multiphase Polymeric Composition Useful for Preparing Cable Insulation - Cable insulation layers having excellent mechanical and electrical properties are prepared from a composite free of plasticizer and comprising a heterogeneous, polymeric composition comprising (A) a polypropylene matrix, and (B) a propylene copolymer dispersed within the matrix and (i) comprising more than 80 weight percent (wt %) of units derived from propylene, and (ii) having a weight average particle size of less of than 1 micron (μm). The insulation layer is not only environmental friendly due to the lack of placticizer, but it also maintains its physical and operational integrity at temperatures of at least 90° C.05-20-2010
20100276177FLAME RETARDANT POLYMER COMPOSITION COMPRISING COATED ALUMINUM HYDROXIDE AS FILLER - The present invention relates to a flame retardant polymer composition comprising (A) a polar ethylene copolymer comprising alkyl acrylate comonomer units, (B) coated aluminum hydroxide as filler material to an article, in particular a wire or cable, comprising said flame retardant polymer composition, and to the use of said composition for the production of a layer of a wire or cable. The invention is furthermore directed to a process for producing a flame retardant polymer composition.11-04-2010
20110168425CLEAN FLAME RETARDANT COMPOSITIONS WITH CARBON NANO TUBE FOR ENHANCING MECHANICAL PROPERTIES FOR INSULATION OF WIRE AND CABLE - Commercial thermoplastic clean flame retardant materials in wire and cable insulation are mechanically unstable due to high filler loading. In the present invention, thermoplastic, black color, clean flame retardant composition using carbon nano tubes (CNT) is made. The resultant compositions possess very low smoke and toxicity. CNT with outer diameter of 40-60 nm and length of under 20 μm are used to increase mechanical properties and flame retardancy. Thermo plastically extruded composition consists of each component by parts by weight as follows: 100 of resin (polyolefin or 100 of polyolefin/ethylene propylene diene monomer (EPDM)), 90-150 of non halogen containing flame retardants, 1-20 of auxiliary secondary flame retardant agents, 2-4 of CNT (outer diameter of 40-60 nm) and length under 20 μm and 0.2-1.0 of antioxidants. A reliable method for producing thermoplastic black color clean flame retardant insulation material for wire and cable without deterioration of mechanical properties is discussed.07-14-2011
20110198106RESIN COMPOSITION, FOAMED RESIN USING SAME, AND ELECTRIC WIRE INSULATED WITH FOAMED RESIN - There is provided a resin composition for a foamed resin by generating bubbles, the resin composition made of a blend of a base resin and a polymer material other than the base resin, the polymer material dispersed in the base resin, in which: the bubbles are generated at circumference of the dispersed polymer material by infusing a foaming gas into the resin composition at a predetermined processing temperature; and melting point or glass transition temperature of the polymer material is between melting point of the base resin and the processing temperature.08-18-2011
20120292077RESIN COMPOSITION, AND WIRE AND CABLE USING THE SAME - A resin composition includes a silane-crosslinked polyethylene as a main component provided by crosslinking a polyethylene in the presence of a silanol condensation catalyst and water, the polyethylene being graft-copolymerized with a silane compound by a free radical generating agent. The polyethylene has a density of 0.87 to 0.91 g/cm3. The silane compound is included not less than 2 parts by mass relative to 100 parts by mass of the polyethylene. The resin composition includes silicon detected by a fluorescence X-ray at a rate of not less than 0.3 mass % and has a gel fraction of not less than 70%. A mass ratio of the silane compound to the free radical generating agent is not less than 35 and not more than 150.11-22-2012
20100101823Cable Insulation with Reduced Electrical Treeing - Treeing is suppressed in cables through the use of an insulation layer that comprises a polyolefin polymer and an additive with delocalized electron structure. The additive can be a carotenoid, carotenoid analog, a carotenoid derivative, a conducting polymer or a combination of two or more such materials.04-29-2010
20080251271WATER-RESISTANT WIRE COIL, WIRE WINDING, AND MOTOR, AND METHOD OF INCREASING MOTOR POWER - A water-resistant wire coil includes a coated wire with a conductor and a covering. The covering is prepared from a composition that includes a poly(arylene ether), a polyolefin, and a hydrogenated block copolymer. The wire coil is useful for the fabrication of wire windings for the rotors and/or stators of water-resistant motors. The covering of the coated wire is thinner than a conventional poly(vinyl chloride) covering. This allows more conductive wire to be incorporated into a rotor and/or stator, which in turn increases the power of the motor.10-16-2008
20110266024FLAME-RETARDANT POLY(ARYLENE ETHER) COMPOSITION AND ITS USE AS A COVERING FOR COATED WIRE - A flame retardant poly(arylene ether) composition is described. In addition to the poly(arylene ether), the composition includes a polyolefin component, and a flame retardant composition that includes a metal dialkyl phosphinate. The polyolefin component can be a polyolefin polymer and/or the polyolefin block of a poly(alkenyl aromatic)-polyolefin block copolymer. The composition is particularly suitable as a replacement for poly(vinyl chloride) in insulation for wire and cable.11-03-2011
20110180301CROSS- LINKED CLEAN FLAME RETARDANT WIRE AND CABLE INSULATION COMPOSITIONS FOR ENHANCING MECHANICAL PROPERTIES AND FLAME RETARDANCY - This invention focuses on improving mechanical properties without deteriorating flame retardancy in peroxide cross-linked and radiation cross-linked thermosetting clean flame retardant compositions. Optimal mechanical properties can be obtained by modifying the ratios of MAGNIFIN H10A/Ultracarb LH 15X in peroxide crosslinked or radiation crosslinked clean flame retardant composition. Higher tensile strength can be obtained by higher MAGNIFIN H10A content, and higher elongation at break can be obtained by higher Ultracarb LH 15X content. The invented compositions show excellent mechanical properties, flame retardancy, thermal properties, electrical properties and process ability for meeting the stringent specifications of wire and cable industry. Composition is made of 100 parts by weight of resin (polyolefin or 100 parts by weight of polyolefin/EPDM), 90-150 parts by weight of MAGNIFIN H10A/Ultracarb LH 15X as main flame retardants, 1-20 parts by weight of auxiliary secondary flame retardant agents and 0.2-1.0 parts by weight of antioxidants.07-28-2011
20100206611INSULATING VARNISH AND INSULATED WIRE - An insulating varnish for forming an insulating covering on a conductor includes a polyimide resin including a repeat unit represented by a general formula (1):08-19-2010
20120067616PASTE EXTRUDED INSULATOR WITH AIR CHANNELS - The invention provides an insulated wire having a conductor and an insulator of paste extruded PTFE fine powder around the conductor. The paste extruded insulator has at least one closed continuous longitudinal air channel spaced apart from the conductor. The invention further provides a process for forming an insulator around a conductor by paste extruding lubricated PTFE fine powder in an extrusion device comprising a die, mandrel, and at least one channel-forming member. The die and mandrel form a converging chamber leading to an extrusion orifice and the channel-forming member is positioned in the orifice. The mandrel has a central bore for supplying the conductor. Lubricated PTFE fine powder is forced through the chamber and out of the exit of the orifice as a lubricated green extrudate around the conductor forming an insulator with at least one closed longitudinal air channel spaced apart from the conductor.03-22-2012
20090084574POLY(ARYLENE ETHER) COMPOSITION AND ITS USE IN THE FABRICATION OF EXTRUDED ARTICLES AND COATED WIRE - An electron-beam cured poly(arylene ether) composition exhibits an excellent balance of flexibility, chemical resistance, and resistivity per unit volume. The chemical resistance of the composition is substantially improved by electron beam curing. The electron-beam cured poly(arylene ether) composition is useful for the fabrication of extruded articles, including insulation for automotive wire and cable.04-02-2009
20100155102RADIATION RESISTANT COMPOSITION, WIRE AND CABLE - A radiation resistant composition includes 100 parts by weight of a polymer, 5 to 80 parts by weight of an aromatic series process oil that a polycyclic aromatic (PCA) extract by an IP 346 method (DMSO extraction) is not more than 3% and an aromatic compound content is not less than 20% by a Kurtz analysis, and a radiation resistance imparting agent. The polymer is cross-linked or vulcanized. A wire or a cable includes an insulation and/or a sheath material including the radiation resistant composition.06-24-2010
20090250241Cable and process for manufacturing the same - A cable for applications which entails heavy mechanical stresses and/or harsh environmental conditions includes at least one core having at least one transmissive element and an outer sheath disposed in radially external position with respect to the core. The outer sheath includes a reinforcing layer including a fibril reinforced polymeric matrix. A process for manufacturing such a cable includes the steps of providing a core having at least a transmissive element; providing a first compound of fibrils and a matrix; and applying the first compound around the core to form the reinforcing layer including the fibril reinforced polymeric matrix. The invention also deals with the use of fibrils for the manufacturing of a coating layer for a cable.10-08-2009
20090260848Microwires, methods for their production, and products made using them - Insulated electrically conductive continuous fibers or microwires of sizes on the order of 1 mil (25 microns) diameter, so as to be suitable for processing into yarns or multi-microwire bundles, for example, for incorporation into conformable fabric products or for use as wearable electronic circuitry are made by coprocessing a core of a lower-melting-point metal within a sheath of a higher-melting-point polymer.10-22-2009
20100163273Process for Preparing and Crosslinking a Cable Comprising a Polymer Composition and a Crosslinked Cable - The application relates to a process for preparing a crosslinked cable, including: —applying one or more layers including a polymer composition on a conductor, wherein at least one layer includes one or more free radical generating agents, —crosslinking by radical reaction said at least one layer including said free radical generating agent(s), —cooling the obtained crosslinked cable in pressurized conditions, and —reducing or removing the content of volatile decomposition products(s), which are originating from optionally in elevated temperature, from the crosslinked cable obtained from cooling and recovery step.07-01-2010
20120103655OIL RESISTANT ELECTRONIC DEVICE AND METHOD FOR MANUFACTURING SAME - An oil resistant electronic device is provided for preventing a chemical solution from penetrating a surface of a material and an interface between a cable and a jacket. The oil resistant electronic device does not cause defective connection even under severe conditions. The oil resistant electronic device includes a functioning section, a cable via which an electric signal is transmitted to the functioning section, and a jacket which covers the cable. The jacket is made of a polybutylene terephthalate resin composition containing a thermoplastic elastomer by 10 to 40 parts by weight with respect to 100 parts by weight of a polybutylene terephthalate resin, and the jacket covers the cable so as to cover an entire cross-section of at least one end of the cable and an outer layer of the cable by 2.5 mm or more in a lengthwise direction from the at least one end.05-03-2012
20100212931INSULATION MATERIAL FOR ELECTRIC CABLES WITH SUPERIOR FLEXIBILITY AND CROSSLINKABILITY AND ELECTRIC CABLE PRODUCED WITH THE SAME - An insulation material for electric cables includes an ethylene-alpha olefin copolymer with a melting point of 30° C. to 90° C.; and 0.5 to 20 parts by weight of a crosslinking agent based on 100 parts by weight of the ethylene-alpha olefin copolymer. The insulation material composition is based on a non-crystalline ethylene copolymer, and thus is flexible and satisfies tensile strength and insulation characteristics in conformity with the industrial standards. The insulation material composition is suitable for an insulation of electric cables for power, control and signaling that are installed in narrow spaces, in particular, electric cables for ships.08-26-2010
20100212930FLAME RETARDANT AND FLAME RETARDANT COMPOSITION USING SAME, MOLDED ARTICLE THEREOF, AND ELECTRIC WIRE WITH COATING - The flame retardant of the present invention has a flame retardant (a) component, comprising 50 to 97% by mass of a metal hydrate (a-1) component and 3 to 50% by mass of a filler (a-2) component, wherein the filler (a-2) component contains SiO08-26-2010
20100212929FLUORINE-CONTAINING COPOLYMER AND MOLDED ARTICLE - The present invention provides a fluorocopolymer capable of giving electric wires excellent in electric characteristics even when it is used in high-speed electric wire covering molding. The present invention is a fluorocopolymer comprising tetrafluoroethylene [TFE]-derived copolymerized units and hexafluoropropylene [HFP]-derived copolymerized units, which has a following characteristics (a) and (b).08-26-2010
20110056728FLAME-RETARDANT COMPOSITION AND INSULATED WIRE, AND METHOD FOR PRODUCING FLAME-RETARDANT COMPOSITION - A flame-retardant composition that is more excellent in heat resistance than a conventional flame-retardant composition. The flame-retardant composition contains silane-crosslinked polyolefin, polyolefin, a metallic hydrate, a phenolic antioxidant, a sulfurous antioxidant, a metallic oxide, and a copper inhibitor. The sulfurous antioxidant is preferably a benzimidazole compound, and the metallic oxide is preferably a zinc oxide. The silane-crosslinked polyolefin is preferably polyethylene having a density of 0.880 to 0.910 g/cm03-10-2011
20090071689Electrically conductive wire and method for its production - An electrically conductive wire (03-19-2009
20100300725ELECTRIC-WIRE CABLE EQUIPPED WITH FOAMED INSULATOR - There is provided an electric-wire cable equipped with a foamed insulator, the foamed insulator molded on an outer periphery of a metal conductor by a physical foaming method, in which: the foamed insulator is made of a blend of crystalline polymer A with polymer B; and the crystal melting point or glass transition temperature of the polymer B is between the crystal melting point of the crystalline polymer A and a temperature 50° C. lower than the crystal melting point of the crystalline polymer A.12-02-2010
20110024156ENAMELED INSULATED WIRE AND MANUFANTURING METHOD THEREOF - There is provided an enameled insulated wire, which includes: a metal conductor; an intermediate layer around the metal conductor, the intermediate layer containing metal oxide particles, the metal oxide particles including at least one oxide selected from a group consisting of zinc oxides, tin oxides, compound oxides of zinc and the metal constituent of the metal conductor, and compound oxides of tin and the metal constituent of the metal conductor, diameter of the metal oxide particles being predominantly from 1 to 50 nm; and an insulation coating around the intermediate layer.02-03-2011
20100132975INSULATED ELECTRICAL WIRE, ELECTRICAL COIL, AND MOTOR - Provided is an insulated electrical wire having an insulating coating that is relatively inexpensive, has good mechanical strengths such as hardness and good thermosoftening resistance, and exhibits a high corona discharge inception voltage. The insulated electrical wire comprises a conductor and an insulating coating which covers the conductor, and the insulating coating includes an insulating layer formed by applying and baking a mixed resin of a polyetherimide and a polyesterimide. In particular, the mixing ratio (weight ratio) of the polyesterimide to the polyetherimide is 75:25 to 10:90. An electrical coil produced by winding the insulated electrical wire and a motor comprising the electrical coil are also provided.06-03-2010
20110240333CABLE AND POLYMER COMPOSITION COMPRISING A MULTIMODAL ETHYLENE COPOLYMER - The present invention relates to a cable comprising a conductor surrounded by one or more layers, wherein at least one layer comprises a polymer composition comprising a multimodal copolymer of ethylene with one or more comonomers, to a process for producing the cable and to a polymer composition suitable as a cable layer material.10-06-2011
20110240332INSULATED WIRE - There is provided an insulated wire including a wire conductor and an insulation coating formed on the wire conductor by extrusion coating a resin composition. The resin composition is a mixture of a polyphenylene sulfide-based resin (A) and a polyamide-based resin (B), in which a ratio of parts by mass of the resin (B) to that of the resin (A), i.e. (B)/(A), is not less than 5/95 and not more than 30/70.10-06-2011
20110147041Medium Voltage Cable Insulation - Compositions comprising: 06-23-2011
20110209896FEP PELLET - An FEP pellet having a volatile content of 0.2% by weight or less. The FEP pellet satisfies the following requirements (i) and (ii) when used to form a insulating material coating a core wire by extrusion coating at a coating speed of 2,800 ft/min.: (i) an adhesive strength between the insulating material and said core wire of 0.8 kg or more; and (ii) an average number of cone-breaks in the insulating material of one or less per 50,000 feet of the coated core wire.09-01-2011
20100059248INSULATION COATING AND ELECTRIC INSULATED WIRE - An electric insulated wire according to the present invention is formed by applying a first insulation coating made from polyimide resin having a repeating unit represented as in chemical formula (1) to an electric conductor directly or through an insulation layer made from a second insulation coating, after which the first insulation coating is baked, the polyimide resin including a quadrivalent aromatic group (X) having an aromatic ether structure, a bivalent aromatic group (Y03-11-2010
20110100674HIGH PERFORMANCE, HIGH TEMPERATURE WIRE OR CABLE - A wire or cable comprises a core (05-05-2011
20110061891DIBLOCK COPOLYMER MODIFIED NANOPARTICLE-POLYMER NANOCOMPOSITES FOR ELECTRICAL INSULATION - The invention relates to an electric insulation material including modified nanoparticles, a porous substrate and polymer matrix, wherein the modified nanoparticles include a nanoparticle and a diblock copolymer covalently attached to the nanoparticle, the diblock copolymer including a first block polymer of molecular weight greater than 1000 and a glass transition temperature below room temperature attached to the nanoparticle and a second block polymer of molecular weight greater than 1000 covalently linked to the first block polymer, wherein the second block polymer and the matrix both possess the same chemical functionality. Other electrical insulation materials and methods of making such electrical insulation materials are also disclosed.03-17-2011
20100147548ELECTRICAL WIRE COMPRISING AN AROMATIC POLYKETONE AND POLYSILOXANE/POLYIMIDE BLOCK COPOLYMER COMPOSITION - An electrical wire comprising a conductor and a covering disposed over the conductor. The covering comprises a thermoplastic composition. The thermoplastic composition comprises a blend of an aromatic polyketone and a polysiloxane/polyimide block copolymer. The composition can further comprise one or more additives.06-17-2010
20090255707Flame-Retardant Resin Compostion, and Insulated Wire, Insulated Shielded Wire, Insulated Cable and Insulation Tube Using the Same - A flame-retardant resin composition including a resin component containing (A) 30 to 90 parts by weight of a thermoplastic polyurethane elastomer having, as measured according to JIS K 7311, a JIS hardness of A98 or less, (B) 70 to 10 parts by weight of an ethylene-vinyl acetate copolymer having a vinyl acetate unit content of 50 to 90% by weight, (C) 0 to 40 parts by weight of at least one polymer selected from the following copolymers (C1) to (C3), (C1) an acid anhydride-modified ethylene-unsaturated carboxylic acid derivative copolymer, (C2) an epoxy group-having ethylene-olefin copolymer, and (C3) an acid anhydride-modified styrene elastomer, and provided that the total amount of components (A), (B) and (C) is 100 parts by weight, (D) a metal hydroxide in a ratio of 40 to 250 parts by weight with respect to the total amount of 100 parts by weight of the resin component containing (A), (B) and (C).10-15-2009
20120241190COMPOSITION FOR WIRE COATING MATERIAL, INSULATED WIRE, AND WIRING HARNESS - Provided is a composition for a wire coating material that is capable of achieving heat resistance and a mechanical property at the same time even if silane crosslinking and magnesium hydroxide that is made from a natural mineral are used in combination. The composition contains (A) silane-grafted polyolefin that defines polyolefin onto which a silane coupling agent is grafted, (B) unmodified polyolefin, (C) modified polyolefin that is modified by a functional group, (D) magnesium hydroxide that is made from a natural mineral, and (E) a cross-linking catalyst. Provided is an insulated wire including a wire coating material that contains the composition that is silane-crosslinked. Provided is a wiring harness including the insulated wire.09-27-2012
20110011615THERMOPLASTIC POLYURETHANE MATERIAL WITH ENHANCED FLUID IMMERSION AND WATER ABSORPTION CAPABILITIES - The present invention relates to compositions for use as cable coverings, e.g. insulation or jacket, that meets industry requirements (especially Mil-PRF-85045F) for low water absorption, and high tensile strength and elongation retention properties upon fluid immersion. The compositions contain a base polymer having (a) a thermoplastic polyurethane (TPU); (b) a chlorinated flame retardant; and (c) an antimony flame retardant.01-20-2011
20100319960HALOGEN-FREE FLAME RETARDANT FORMULATIONS - The present invention is a highly mineral-filled halogen-free, flame-retardant composition made from or containing a mineral filler, an olefin multi-block interpolymer, and a polar-monomer-based compatibilizer. The invented system has improved elongation at break, achieves a highly flexible, soft compound at high (e.g. >40 weight percent) filler addition, and achieves and low residual deformation when subjected to the hot pressure test. The invention also includes cables and extruded articles prepared from the composition.12-23-2010
20100282490Composition with Enhanced Heat Resistance Property - Compositions including a polymer, a primary antioxidant, a secondary antioxidant, and a metal deactivator selected from at least one of 2,2′-oxamido bis[ethyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate] and oxalyl bis(benzylidenehydrazide), are disclosed. The compositions can also include a light stabilizer. The compositions can be used to manufacture insulations for wire and cable. The compositions have improved long-term heat aging and also retain their color when exposed to heat. A method of making an insulation for a conductor, such as a wire or a cable, made from a composition is also provided.11-11-2010
20100282489THERMOPLASTIC HALOGEN-FREE FLAME RETARDANT FORMULATIONS - The present invention is a highly mineral-filled halogen-free, flame-retardant composition made from or containing a polypropylene thermoplastic elastomer, a polypropylene, a metal hydroxide filler, and a polar-monomer-grafted polyolefin elastomer compatibilizer. The invented system has improved tensile strength, improved elongation at break, and low permanent deformation at increasingly high test temperatures. The invention also includes cables and extruded articles prepared from the composition.11-11-2010
20120145432RADIATION CURABLE RESIN COMPOSITION FOR WIRE COATING - This invention is a radiation curable resin composition for wire coatings that have excellent adhesion with the center conductor as well as having excellent manufacturing efficiency for the coating layer and sufficient strength. This radiation curable resin composition for wire coating comprising the following ingredients (A), (B) and (D): (A) a mixture of a urethane (meth)acrylate having a structure derived from an aliphatic polyol and a urethane (meth)acrylate not having a structure derived from a polyol, (B) a compound having a cyclic structure and one ethylenically unsaturated group, (D) a compound given by the following formula (4a) wherein, R06-14-2012
20100025071AN ELECTRIC POWER CABLE, AN OFF-SHORE INSTALLATION PROVIDED THEREWITH, AND USE THEREOF - An electric power cable including at least one electric conductor. An electric insulation surround the conductor and includes a polymer. A tubular protective sheath surrounds the electric insulation and acts as a water barrier that prevents water intrusion into the electric insulation. The protective sheath includes a metal as a main constituent. The cable includes at least one density-raising element of a material of higher density than the material of the protective sheath, in order to increase the density of the cable such that too large motions thereof are prevented when the latter is installed in open sea.02-04-2010
20100025070FLAME RETARDANT, A FLAME-RETARDANT COMPOSITION, AN INSULATED WIRE, A WIRING HARNESS, AND A METHOD FOR MANUFACTURING THE FLAME-RETARDANT COMPOSITION - A flame retardant that is arranged to improve the cold resistance and the productivity of a composition, a flame-retardant composition, an insulated wire, a wiring harness, and a method for manufacturing the flame-retardant composition. The flame retardant includes a pulverized natural mineral which is mainly composed of magnesium hydroxide, wherein the pulverized natural mineral is surface-treated with an organic high polymer such as polyolefin. The amount of surface treatment is within a range of 0.1 to 10 mass %. The flame-retardant composition includes 30 to 250 parts by mass of the flame retardant with respect to 100 parts by mass of an organic high polymer such as polyolefin. The insulated wire includes a conductor and the flame-retardant composition which covers the conductor, and the wiring harness includes the insulated wire.02-04-2010
20100084158Flexible, High Temperature Rated LLDPE Jacket Composition - Polymer compositions composed of a polyethylene resin (e.g., LLDPE), carbon black and an olefin block interpolymer are provided, which are useful for, among other things, the production of wire and cable jacketing that possess an increased high temperature rating, flexibility and comparable ease of removal of the jacket from the cable core.04-08-2010
20090283297SUBMERSIBLE MOTOR ELECTRIC WIRE - A submersible motor electric wire includes a conductor including a copper wire and an enamel coating formed on the periphery of the copper wire, and an insulating sheath layer formed outside the conductor. The insulating sheath layer includes a silane graft polymer as a main constituent. The silane graft polymer is formed by a graft-polymerization that an unsaturated silane compound and an organic peroxide are added to polyethylene, and is cross-linked contacting with water in the presence of a siloxane condensation catalyst. Alternatively, the insulating sheath layer includes a composition including polyethylene as a main constituent, and the composition is cross-linked by being irradiated with an ionizing radiation.11-19-2009
20090301753POLYAMIDE-IMIDE RESIN INSULATING VARNISH AND INSULATED WIRE USING THE SAME - A polyamide-imide resin insulating varnish includes an aromatic diamine component, an aromatic diisocyanate component, an acid component including an aromatic tricarboxylic acid anhydride, and a solvent. The aromatic diamine component includes an aromatic diamine with three or more benzene rings and an aromatic diamine with two or less benzene rings. The aromatic diamine with three or more benzene rings and the aromatic diamine with two or less benzene rings are added 99/1 to 30/70 in mole ratio.12-10-2009
20120037397POLYMER COMPOSITIONS AND THEIR USE AS CABLE COVERINGS - The present invention relates to a crosslinked polymer containing polyphenylene sulfide (PSS) and an impact modifier, and its use as cable coverings, such as jacket or insulation. The composition contains a crosslinked polymer containing of polyphenylene sulfide (PPS) and an impact modifier. Preferably, the impact modifier is present at about 20-50 percent (by weight of the total composition), preferably about 20-30 percent; and PPS is present at about 50-80 percent (by weight of the total composition), preferably about 70-80 percent. It is preferred that the polymer is crosslinked using irradiation.02-16-2012
20100282488POLYIMIDES AND FLUOROPOLYMER BONDING LAYER WITH IMPROVED INTERNAL ADHESIVE STRENGTH - Multilayer polyimide-fluoropolymer insulation structures exhibiting excellent heat seal strength and superior internal adhesion strength comprise a base layer of polyimide having first and second major surfaces and a first fluoropolymer layer. The first fluoropolymer layer may be on the first major surface of the polyimide layer. Alternatively, it may be separated from the first major surface of the polyimide layer by an intervening layer. The first fluoropolymer layer comprises from about 70 to about 98% by weight of fluoroethylene propylene polymer (‘FEP’) and from about 30 to about 2% by weight of polytetrafluoroethylene polymer (‘PTFE’) or poly(tetrafluoroethylene-co-perfluoro[alkyl vinyl ether]) (‘PFA’) based on the total weight of the first fluoropolymer layer. Structures having fluoropolymer layers on both surfaces of the polyimide layer are also provided. Protected wire or cable using the composite, and methods are also described.11-11-2010
20090301752ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER AND METHOD FOR ITS PRODUCTION - To provide an ethylene/tetrafluoroethylene copolymer excellent in the thermal resistance, and a method for its production.12-10-2009
20120145433RESIN COMPOSITION AND FOAM INSULATED WIRE - A resin composition includes a polyolefin resin. A viscosity of the resin composition is within a range of not less than 500 Pa·s and not more than 2300 Pa·s under measurement conditions of a measurement temperature of 170° C. and a measurement frequency of 1 Hz. A strain hardening rate of the resin composition in uniaxial elongational viscosity measured under measurement conditions of a measurement temperature of 150° C. and a strain rate of 3.0 s06-14-2012
20120145434FLAME-RETARDANT RESIN COMPOSITION - The present invention relates to a flame-retardant resin composition including (A) a base resin containing (A1) a propylene polymer where 90% by mass or more of constituent monomers are propylene and (A2) at least one of specific thermoplastic elastomers, (B) a metal hydrate, (C) a phenol-based antioxidant, and (D) a metal soap, wherein the blending ratio (A1):(A2) of (A1) the propylene polymer to (A2) the specific thermoplastic elastomer in (A) the base resin is 9:1 to 7:3 in terms of mass ratio; (B) the metal hydrate, (C) the phenol-based antioxidant, and (D) the metal soap each is blended in a specific amount, and (D) the metal soap contains a specific metal salt of one or more specific fatty acids in a specific amount.06-14-2012
20100200268FOAMED RESIN COMPOSITION AND WIRE/CABLE USING THE SAME - A foamed resin composition includes a polyolefin-based resin, and a ring opening polymer of norbornene or a copolymer of norbornene and ethylene or a mixture thereof. The ring opening polymer of norbornene or the copolymer of norbornene and ethylene or the mixture thereof is used as a foam nucleating agent in the foamed resin composition.08-12-2010
20120037398ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER, ELECTRICAL WIRE, AND FLUORINE RESIN POWDER FOR ROTATIONAL MOLDING - The present invention provides an ethylene/tetrafluoroethylene copolymer showing good heat resistance and good crack resistance even in a high temperature environment. The present invention is an ethylene/tetrafluoroethylene copolymer, comprising: copolymerization units derived from ethylene; tetrafluoroethylene; and a fluorine-containing vinyl monomer represented by general formula: CH02-16-2012
20090255708INSULATED WIRE AND A WIRING HARNESS - An insulated wire possessing preferable flame retardancy, water resistance and wear resistance. The insulated wire including an insulator layer made from a composition including 96 to 44 parts by weight of (A) a polyester type resin, 4 to 56 parts by weight of (B) a polyphenylene ether type resin, 1 to 70 parts by weight of (C) one or more than one sort of polymer selected from the group consisting of a styrene type polymer, an olefin type polymer including a functional group, and a polymer including an ester group with respect to 100 parts by weight of (A) the polyester type resin and (B) the polyphenylene ether type resin, and 1 to 50 parts by weight of (D) a phosphoester compound with respect to 100 parts by weight of (A) the polyester type resin and (B) the polyphenylene ether type resin.10-15-2009
20120305284POLYMER COMPOSITION AND A POWER CABLE COMPRISING THE POLYMER COMPOSITION - A crosslinkable and crosslinked polymer composition with improved DC electrical properties and a cable surrounded by at least one layer comprising the polymer composition are provided.12-06-2012
20110315425RESIN COMPOSITION FOR HEAT-RESISTANT ELECTRICAL WIRE, AND HEAT-RESISTANT ELECTRICAL WIRE - Provided is a resin composition for heat-resistant electrical wires which has high heat resistance and flame retardancy and combines excellent heat aging resistance and compatibility with PVC. The resin composition for heat-resistant electrical wires is configured of 100 parts by weight of base resin ingredients and 5-20 parts by weight of a phosphorus-based flame retardant, the base resin ingredients comprising 30-55 parts by weight of a polymer having a glass transition temperature or melting point of 180° C. or higher, 15-49 parts by weight of a polyolefin, and 21-30 parts by weight of a styrene-based elastomer ingredient, the styrene-based elastomer ingredient having a content of the styrene unit represented by chemical formula (I) of 30% by weight or less.12-29-2011
20120043109INSULATING COATING COMPOSITION AND AN INSULATED WIRE, AND A COIL FORMED USING THE SAME - An insulating coating composition that improves lubricity without reduction of the varnish adhesion strength and an insulated wire using the insulating coating composition, and a coil using the insulated wire are provided. An insulating coating composition comprises a polyamide-imide resin, which is obtained through a synthetic reaction of isocyanate component with acid component, and a lubricant component, wherein the terminal isocyanate group of the polyamide-imide resin is capped with a blocking agent of higher alcohol having a carbon number of eight or more.02-23-2012
20080236864CROSS LINKED POLYSILOXANE/POLYIMIDE COPOLYMERS, METHODS OF MAKING, BLENDS THEREOF, AND ARTICLES DERIVED THEREFROM - Disclosed herein is a composition comprising: a cross linked polysiloxane/polyimide block copolymer having a siloxane content of 10 to 45 weight percent, based on the total weight of the block copolymer, wherein the cross linked polysiloxane/polyimide block copolymer has a heat distortion temperature measured at 0.44 megaPascals that is at least 5 degrees Celsius greater than the heat distortion temperature of the polysiloxane/polyimide block copolymer prior to cross linking, and wherein the cross linked polysiloxane/polyimide block copolymer has an E′ modulus measured at 30 degrees Celsius that is greater than or equal to 115% of the E′ modulus measured at 30 degrees Celsius of the polysiloxane/polyimide prior to cross linking. The composition is useful in making covered conductors.10-02-2008
20120205135RADIATION CURABLE RESIN COMPOSITION FOR WIRE COATING - A resin composition for wire coatings that has excellent adhesion with the center conductor as well as having excellent manufacturing efficiency for the coating layer and sufficient strength is described and claimed. This radiation curable resin composition for wire coating comprises the following ingredients (A), (B) and (D): (A) a urethane(meth)acrylate having two or more structural parts derived from an aliphatic polyol (B) a compound having a cyclic structure and one ethylenically unsaturated group, (D) a compound given by the following Formula (4a), wherein, R08-16-2012
20120061119Polymer compound and components produced using the compound - In order to provide polymer compounds which are improved with respect to their properties in comparison with conventional PTFE, on the one hand, and compounds thereof with additional high performance polymers, on the other hand, it is suggested that a polymer compound comprise a proportion of a fully fluorinated, thermoplastic polymer material as well as a proportion of at least one additional high performance polymer different thereto and selected from the group consisting of polyether ketone, polyether ether ketone and polyether aryl ketone as well as copolymers and derivatives of these polymers and copolymers, wherein the compound displays a homogeneous distribution of the proportions of the polymers and the polymer material.03-15-2012
20120061120FLAME RETARDANT FLEXIBLE THERMOPLASTIC COMPOSITION, METHOD OF MAKING, AND ARTICLES THEREOF - A flexible thermoplastic composition includes among its components: (i) a poly(arylene ether); (ii) a polymeric compatibilizer; (iii) a polyolefin comprising a functional group; and (iv) magnesium dihydroxide. The flexible thermoplastic composition may be used for making electrical wires.03-15-2012
20100132974PROCESS OF PRODUCING FLAME-RETARDANT SILANE-CROSSLINKED OLEFIN RESIN, INSULATED WIRE, AND PROCESS OF PRODUCING INSULATED WIRE - A process of producing a flame-retardant silane-crosslinked olefin resin, an insulated wire, and a process of producing an insulated wire. The process includes kneading and molding a silane graft batch containing a silane-grafted olefin resin in which a silane coupling agent is graft polymerized onto an olefin resin, a flame retardant batch in which an olefin resin is mixed with a flame retardant containing metal hydroxide, a catalyst batch in which an olefin resin is mixed with a silane crosslinking catalyst, and water crosslinking the batches after kneading and molding. A mass ratio of the flame retardant batch to the silane graft batch is 60:40 to 90:10, and the catalyst batch amount is 3 to 10 part by mass with respect to 100 part by mass of a component of the silane graft and flame retardant batches. The wire is prepared by covering a conductor with the silane-crosslinked olefin resin.06-03-2010
20120125657Thermoplastic Elastomer Compositions Comprising Intumescent Flame Retardants and Non-Phosphorous-Based Flame Retardant Synergists - Compositions comprising a thermoplastic elastomer, e.g., a polyurethane, a nitrogen and/or phosphorus-based, intumescent flame retardant, e.g., a polyphosphate, a non-phosphorus-based burn synergist, e.g., carbon black or a metal oxide, and an optional olefin polymer, EVA are provided. Color-stable, halogen-free, flame retardant compositions comprising a thermoplastic elastomer polymer, a phosphorus-based flame retardant, at least 3 weight percent TiO2 and a UV stabilizer are also provided.05-24-2012
20120132457Flame Retardant Thermoplastic Elastomer - The present disclosure provides a composition which includes a thermoplastic elastomer and a flame retardant composed of a metal hydrate and an oligomeric phosphate ester. The weight ratio of metal hydrate to oligomeric phosphate ester is greater than 1.45:1. The composition may be a component of an article such as a coated wire or a coated cable, with the composition present in the coating.05-31-2012
20120247807INSULATED WIRE - An insulated wire includes a conductor, a partial-discharge-resistant layer formed on the conductor and including an insulating coating material including a base resin coating material and an inorganic fine particle dispersed in the base resin coating material, and an adhesion layer formed between the conductor and the partial-discharge-resistant layer and including an insulating coating material including the base resin coating material and an adhesion improver. A decrease rate in adhesion strength of the adhesion layer to the conductor after 20% elongation relative to that before the elongation is less than 25%.10-04-2012
20120312581SILANE-CROSSLINKED POLYOLEFIN INSULATED WIRE - A silane-crosslinked polyolefin insulated wire includes a conductor, and an insulating cover layer extruded on an outer periphery of the conductor. The insulating cover layer includes a silane-crosslinked polyolefin to be crosslinked by reacting water with a polyolefin having an alkoxysilyl group as a side chain. The insulating cover layer further includes an amine compound having a boiling point of not less than an extrusion temperature in an environment at 760 mmHg as a crosslinking promoter to promote crosslinking of the polyolefin in an amount of not less than 0.03 parts by mass and not more than 0.5 parts by mass per 100 parts by mass of the polyolefin.12-13-2012
20120312582FLAME-RETARDANT RESIN COMPOSITION FOR ALUMINUM ELECTRIC WIRE AND ALUMINUM ELECTRIC WIRE USING SAME - The invention relates to a flame-retardant resin composition for an aluminum electric wire, the resin composition comprising: a base resin containing (A) 75 to 95 parts by weight of a resin composition containing 45 to 65 parts by weight of an olefin-based resin having a tensile modulus of 1000 to 1500 MPa, 10 to 30 parts by weight of an olefin-based resin having a D hardness of 40 to 55, and 5 to 15 parts by weight of a maleic acid-modified resin and (B) 5 to 25 parts by weight of a flexible resin, and (C) 90 to 150 parts by weight of magnesium hydroxide blended into 100 parts by weight of the base resin.12-13-2012
20100051316RADIATION-PROOF RESIN COMPOSITION AND RADIATION-PROOF CABLE - A radiation-proof resin composition includes a polymer containing chlorine, a radiation resistance providing agent for providing the polymer with a radiation resistance, an amorphous inorganic material for capturing an ionic component generated in the polymer by radiation application, and a reinforcing material for reinforcing a mechanical strength of the polymer. An amount of the reinforcing material is not more than that of the amorphous inorganic material.03-04-2010
20090114417Radiation-resistant non-halogen flame-retardant resin composition as well as electric wire and cable using same - An electric wire and cable according to the present invention comprises a sheath made of a radiation-resistant non-halogen flame-retardant resin composition in which the radiation-resistant non-halogen flame-retardant resin composition includes one to 30 parts by weight of aromatic amine antioxidant with a melting point of 40° C. or higher and 50 to 300 parts by weight of metal hydroxide blended into 100 parts by weight of ethylene polymer.05-07-2009
20120255760ELECTRIC POWER CABLE FOR MEDIUM OR HIGH VOLTAGE - Electric power cable for medium or high voltage without lead sheath. The cable comprises at least one diffusion barrier (10-11-2012
20100300726POLYMER COMPOUND AS WELL AS STRUCTURAL PARTS PRODUCED USING THE COMPOUND - In order to make available polymer compounds that are improved with respect to their properties compared to conventional PTFE, on the one hand, and the further high-performance polymer or polymers, on the other, it is proposed that a polymer compound has a proportion of a fully fluorinated thermoplastic polymer material as well as a proportion of at least one further high-performance polymer different therefrom, selected from the group of polyphenylene sulphide (PPS), polyphenylene sulphone (PPSO12-02-2010
20090020311HALOGEN-FREE FLAME RETARDANT COMPOSITION FOR CABLE COVERING MATERIAL AND CABLE FOR RAILWAY VEHICLES USING THE SAME - Disclosed are a composition for a cable-covering material used in railway vehicles, and a cable for railway vehicles using the same. The present invention provides the halogen-free flame retardant composition including 100 parts by weight of a base resin including ethylene-vinylacetate copolymers; 60 to 250 parts by weight of mixed metal hydroxide as a halogen-free flame; 1 to 30 parts by weight of a flame-retardance auxiliary; 0.5 to 5 parts by weight of a silane-based coupling agent; 0.5 to 8 parts by weight of a cross-linking formulation; and 3 to 15 parts by weight of a cross-linking agent. The composition according to the present invention may be used in the cable-covering material for railway vehicles under the extreme conditions because it has excellent properties such as resistance against dynamic pressure at high temperature and durability, as well as low smoke and flame retardance upon its combustion.01-22-2009
20100326697Foamed Fluoropolymer Article - The present invention discloses an article made from a foamable thermoplastic polymer composition. The foamable composition of the article includes a partially-crystalline melt processible perfluoropolymer and a foam nucleating package. The foamable composition of the article has a uniform foam cell size where the foam cell size of at least 90% of the foamed cells is 50 micrometers or less. The foam nucleating package ranges from 0.1 to 10 wt % of the combined weight of the perfluoropolymer and the foam nucleating package.12-30-2010
20100326696LIQUID CRYSTAL POLYMER BLENDS FOR USE AS METAL WIRE INSULATION - An electrically conducting wire structure and a method for its manufacture where the wire structure has at least one elongated electrically conducting wire and a liquid crystal polymer and thermoplastic blended coating of insulation preferably formed by cross-head extrusion as a layer around the electrically conducting wire. An abrasion layer is preferably formed over the liquid crystal polymer coating to increase abrasion resistance, the elongated electrically conducting wire is selected from the group comprising copper, silver, tinned copper, aluminum, and conducting polymers, and the liquid crystal polymer material comprises a thermotropic thermoplastic.12-30-2010
20100181092Crosslinkable Blends of Polyolefin Elastomers and Silane Copolymers for Increased Flexibility Cable Insulation - Compositions comprising at least 60 weight percent, based on the total weight of polymers, have at least one silane crosslinkable polyolefin resin and up to about 40 weight percent, based on the total weight of polymers, of at least one polyolefin elastomer resin, wherein the polyolefin polymer elastomer resin has density of less than or equal to about 0.89 g/cm07-22-2010
20110048766POLYAMIDE-IMIDE RESIN BASED INSULATING VARNISH AND INSULATED WIRE COVERED WITH SAME - There is provided an insulated wire including: a conductor wire; and a polyamide-imide insulation coating formed around the conductor wire, the polyamide-imide insulation coating being made from a polyamide-imide resin based insulating varnish, the varnish being synthesized by reaction of an isocyanate constituent and an acid constituent in a solvent, the isocyanate constituent including 5 to 50 mol % of 2,4′-diphenylmethane-diisocyanate having a flexible molecular structure.03-03-2011
20110209897Olefin-Based Polymers, a Process for Making the Same, and a Medium Voltage Cable Sheath Comprising the Same - Olefm-based polymers containing boron and aluminum at a B:Al molar ratio of less than one are useful in the manufacture of medium and high voltage wire and cable sheath coverings. Such polymers exhibit good dielectric properties, e.g., a dissipation factor less than 0.05 radians as measured by ASTM D-150-98. The typical source of the boron and aluminum in these polymers are the cocatalysts used to make the polymers, i.e., cocatalysts containing boron and/or aluminum.09-01-2011
20120298399FIRE RESISTANT CABLE - A fire resistant cable (11-29-2012
20110266025FLAME-RETARDANT RESIN COMPOSITION, AND INSULATED WIRE - A flame-retardant resin composition that has an excellent cold-resistance property and wear-resistance property even when containing as a flame retardant a metallic hydrate such as magnesium hydroxide, and an insulated wire including the composition. The resin composition contains a flame retardant mainly consisting of a metallic hydrate, and a base resin, wherein the base resin contains two or more kinds of polyolefin resins having a flexural modulus of 2000 MPa or more, wherein at least one of the polyolefin resins has a melt flow rate (MFR) of 5 g/10 min or less. The base resin preferably further contains a polyolefin resin having a melt flow rate (MFR) of more than 5 g/10 min. At least one of the polyolefin resins is preferably a polypropylene resin having a functional group. The insulated wire includes a conductor, and an insulator containing the flame-retardant resin composition, with which the conductor is covered.11-03-2011
20120325515CABLE AND POLYMER COMPOSITION - The invention relates to a cable comprising a conductor surrounded by at a least one polymer layer comprising a polymer composition of the invention which comprises a polymer component and optionally a carbon black (CB) component, to a production process of the cable and to a polymer composition of the invention which comprises a polymer component and optionally a carbon black (CB) component and which is for use in a cable layer.12-27-2012
20120279752INSULATED WIRE, ELECTRICAL EQUIPMENT, AND METHOD OF PRODUCING AN INSULATED WIRE - An insulated wire, having a conductor whose outer circumference is covered with an insulating film, in which the insulating film is composed of a cured product of a thermosetting resin composition containing a thermoplastic resin, and the insulating film has fine air holes.11-08-2012
20120279751ELECTRIC WIRE FOR AUTOMOBILE - The present invention provides an electric wire for an automobile. Specifically, the present invention provides an electric wire for an automobile coated with a composition comprising (A) 100 parts by weight of a mixture of 1 to 30 parts by weight of a maleic acid-modified polypropylene resin and a polyolefin-based resin other than the maleic acid-modified polypropylene resin, (B) 10 to 80 parts by weight of a halogen-based flame retardant, and (C) 5 to 45 parts by weight of a metal hydrate flame retardant.11-08-2012
20120279753INSULATED ELECTRIC WIRE FOR AUTOMOBILE - The present invention relates to an insulated electric wire for an automobile containing a conductor and an insulating coating layer which coats the conductor, the insulating coating layer being formed of a non-crosslinkable resin composition containing 65 to 90 parts by weight of a polypropylene-based resin, 10 to 40 parts by weight of a metal hydrate, 20 to 50 parts by weight of a bromine-based flame retardant, 5 to 30 parts by weight of antimony trioxide, and 2 to 15 parts by weight of a maleic acid-modified resin in the ratio and further containing at least one of 3 to 10 parts by weight of a polyethylene resin and 2 to 10 parts by weight of an ethylene-based copolymer.11-08-2012
20120318556FLAME-RETARDANT INSULATED ELECTRIC WIRE - There is provided a flame-retardant insulated electric wire having an aluminum conductor, which is excellent in long-term thermal resistance, flame retardancy, stretchability, and abrasion resistance. The present invention relates to a flame-retardant insulated electric wire containing a conductor containing an aluminum-based material and an insulating coating layer which coats the conductor, wherein the insulating coating layer is formed of a resin composition containing 100 parts by weight of a base resin containing (A) a polypropylene-based resin and (B) an olefin-based thermoplastic elastomer and a styrene-based thermoplastic elastomer, (C) 50 to 150 parts by weight of a flame retardant, and (D) 0.35 to 6.00 parts by weight of a metal scavenger.12-20-2012
20110272174Flexible PVC Compositions Made with Plasticizers Derived from Renewable Sources - PVC resin-based compositions that include biochemical plasticizers as the primary plasticizers are provided. The compositions include PVC resin, a compatibilizer, one or more biochemical plasticizers and, optionally, a thermoplastic elastomer impact modifier. The biochemical plasticizers are present in substantial quantities in the compositions and, in some embodiments, are the only plasticizers present in the compositions.11-10-2011
20110272173FLUORORESIN COMPOSITION AND COVERED ELECTRIC WIRE - It is an object of the present invention to provide a fluororesin composition which hardly causes molding defects even when high-speed molding is performed in covering extrusion molding within a relatively broad molding temperature range and which can give covered electric wires, in particular foamed electric wires, excellent in surface smoothness.11-10-2011
20120318555POLYAMIDE-IMIDE RESIN INSULATING COATING MATERIAL, INSULATED WIRE AND COIL - A polyamide-imide resin insulating coating material includes an polyamic acid having a thermally crosslinkable reactive group, and an amide compound having a thermally crosslinkable reactive group. The polyamic acid includes an acid synthesized using at least a diamine component, a tetracarboxylic dianhydride and a cross-linking agent as raw materials. The cross-linking agent includes an amino group or an anhydride group and a thermally crosslinkable reactive group. The amide compound includes a compound synthesized using at least a carboxylic acid compound and a diisocyanate component as raw materials. The carboxylic acid compound includes a thermally crosslinkable reactive group that is crosslinkable with the cross-linking agent contained in the polyamic acid.12-20-2012
20100065301Wire covering material composition, an insulated wire and a wiring harness - A wire covering material composition which is systematically different from a polyolefin resin composition and which possesses favorable flame retardancy, tensile elongation and wear resistance, having 100 parts by weight of a polymer blend containing 40-95 wt % of polybutylene terephthalate, and 1 to 30 parts by weight of a phosphoric ester compound with respect to 100 parts by weight of the polymer blend, wherein 5 to 100 wt % of the total content of the polybutylene terephthalate in the polymer blend is made up of polybutylene terephthalate, whose molecular weight distribution Mw/Mn (where Mw: weight-average molecular weight; Mn: number-average molecular weight) is greater than or equal to 2.5.03-18-2010
20130014971FOAMED ELECTRICAL WIRE AND A METHOD OF PRODUCING THE SAME - A foamed electrical wire, containing: a conductor; and a foamed insulating layer; in which the foamed insulating layer comprises a thermoplastic resin that is a crystalline thermoplastic resin having a melting point of 150° C. or more or a non-crystalline thermoplastic resin having a glass transition temperature of 150° C. or more, and the average bubble diameter of the foamed insulating layer is 5 μm or less.01-17-2013
20080223602POLYSILOXANE/POLYIMIDE COPOLYMER BLENDS - A thermoplastic composition comprises a polysiloxane/polyimide block copolymer and a polyester/polyether block copolymer. The polysiloxane/polyimide block copolymer has 5 to 50 weight percent (wt %) polysiloxane, based on the total weight of the polysiloxane/polyimide block copolymer. The polyester/polyether block copolymer has 5 to 30 wt % polyether based on the total weight of the polyester/polyether block copolymer. In some embodiments the polysiloxane/polyimide block copolymer is present in an amount of 75 to 99 wt % and the polyester/polyether block copolymer is present in an amount of 1 to 25 wt %, with the weight percent of the block copolymers based on the combined weight of the two block copolymers.09-18-2008
20130175068Recyclable Thermoplastic Insulation with Improved Breakdown Strength - The disclosure provides a process for producing a material with improved break-down strength. The process includes heating a polymeric composition composed of a low density polyethylene (LDPE) and a minority amount of a high density polyethylene (HDPE). The polymeric composition is heated to at least the melting temperature of the HDPE. The process includes control-cooling the heated polymeric composition at a cooling rate from 0.1° C./min to 20° C./min, and forming a polymeric composition. The control-cooled polymeric composition has a unique morphology which improves breakdown strength. Also provided is a coated conductor with an insulating layer composed of the polymeric composition with the unique morphology. The insulating layer exhibits improved breakdown strength.07-11-2013
20130133920COATING COMPOSITION FOR METAL CONDUCTORS - The invention relates to a coating composition for coating electrically conductive wires. The coating composition comprising 0.1 to 60 wt % of reactive particles, based on an element-oxygen network and further having reactive functional groups chemically bound to the surface of the element-oxygen network. At least one of the reactive functional groups is an isocyanate group that is bound to the reactive particle via a carbamate group. The coating composition can further contain one or more conventional binders and other additives.05-30-2013
20110266026FLAME RETARDANT, FLAME-RETARDANT RESIN COMPOSITION, AND INSULATED WIRE - A flame retardant, a flame-retardant resin composition and an insulated wire that have an excellent low-temperature property and cold-resistance property, and high manufacturability. The flame retardant contains magnesium hydroxide that is obtained by chemical synthesis, and a surface treatment agent that contains an organic polymer having a melting point of 150° C. or more, with the surface treatment agent, a surface of the magnesium hydroxide being treated. The flame-retardant resin composition contains the flame retardant and a resin that is a base material. The insulated wire is prepared by covering and insulating a conductor with the flame-retardant resin composition.11-03-2011
20130206450PLASTICIZER SYSTEM WITH IMPROVED ELECTRICAL PROPERTIES - The disclosure is directed to a plasticizer system with improved electrical properties. The plasticizer system includes (a) a primary plasticizer consisting of an epoxidized vegetable oil and (b) a secondary plasticizer consisting of an epoxidized fatty acid ester, where the primary plasticizer is present in an amount greater than 50% by weight of the total plasticizer system weight.08-15-2013
20120273250INSULATION COMPOSITIONS - The present invention relates to insulation compositions. In an object of the present invention, the compositions contain a fluoropolymer, a poly(arylene ether) and a styrene block copolymer. The compositions maintain substantially similar electrical properties and flame retardancy, and have reducing cost and density when compared to fluoropolymers alone.11-01-2012
20130153261Electrical Insulation Enamels Composed of Modified Polymers and Electrical Conductors Produced Therefrom and Having Improved Sliding Capacity - The present invention relates to electrical insulation enamels which contain a polymer comprising a base polymer and modifying units which are incompatible with the base polymer after the polymer has cured and lead to the formation of separate phases at the surface, and to processes for the production thereof. The electrical insulation enamels have a low coefficient of friction and frictional resistance and are preferably suitable for the coating of wires.06-20-2013
20130153262POLYESTER IMIDE RESIN BASED VARNISH FOR LOW-PERMITTIVITY COATING FILM - Provided are a varnish mainly containing a polyester imide and capable of forming a low-permittivity insulating layer, as well as an insulated electronic wire achieving low permittivity by using the varnish. The varnish mainly contains a polyester imide resin obtained by reacting a carboxylic acid including a dicarboxylic acid, or an anhydride or alkyl ester thereof (carboxylic acid or derivative thereof), an alcohol, and a diamine compound with one another. In the varnish, adjustment is made such that a molar ratio (OH/COOH) of hydroxyl groups of the alcohol to carboxyl groups of the carboxylic acid or derivative thereof becomes 1.9 or less or such that a content of highly polarized imide groups per unit amount of polyester imide chain is reduced by increasing molecular weights of the raw material monomers.06-20-2013
20100314154TETRAFLUOROETHYLENE/HEXAFLUOROPROPYLENE COPOLYMER AND THE PRODUCTION METHOD THEREOF, AND ELECTRICAL WIRE - A tetrafluoroethylene/hexafluoropropylene copolymer has improved moldability in melt extrusion molding, especially with significant reduction of defects in high-speed extrusion coating of an electrical wire. The tetrafluoroethylene/hexafluoropropylene copolymer is obtained by polymerization of at least tetrafluoroethylene and hexafluoropropylene selected from the group consisting of tetrafluoroethylene, hexafluoropropylene and a third monomer without mixing with the resin which has the melting point with the difference of 20 degree C. and more from the melting point of the tetrafluoroethylene/hexafluoropropylene copolymer; and has a complex viscosity of from 2.0×I012-16-2010
20100314153FLUORINATED COPOLYMER, ELECTRIC WIRE, AND METHOD FOR PRODUCTION OF THE ELECTRIC WIRE - A fluorocopolymer with which the frequency of molding faults in electric wire covering molding can be reduced and which can give electric wires improved in crack resistance. The fluorocopolymer includes a tetrafluoroethylene-derived constituent unit as essential unit, and hexafluoropropylene-derived constituent unit and/or perfluoro(alkyl vinyl ether)-derived constituent unit. When the fluorocopolymer is molded into a film, the film has not more than 10000 fisheyes capable of enclosing a square with a side length of 44 μm and incapable of enclosing a square with a side length of 178 μm per 100 g and not more than 1000 fisheyes capable of enclosing a square with a side length of 178 μm per 100 g.12-16-2010
20110290525FLUORINE-CONTAINING ELASTOMER COVERED ELECTRIC WIRE, AND METHOD FOR MAKING SAME - A fluorine-containing elastomer covered electric wire includes a conductor, and a covering layer on a periphery of the conductor. The covering layer includes a composition including 100 parts by weight of a tetrafluoroethylene-propylene system copolymer and 0.1 to 10 parts by weight of a fatty acid amide.12-01-2011
20130186670Polymeric Compositions with Voltage Stabilizer Additive - Disclosed are polymeric compositions with improved breakdown strength. The polymeric compositions contain a polyolefin and a voltage stabilizing agent. The voltage stabilizing agent is a diphenoxybenzene and/or a benzanilide. The present polymeric compositions exhibit improved breakdown strength when applied as an insulating layer for power cable.07-25-2013
20120000694INSULATION MATERIAL COMPOSITION FOR DC POWER CABLE AND THE DC POWER CABLE USING THE SAME - An insulation material composition for a direct current (DC) power cable and the DC power cable using the same are provided. A direct current (DC) power cable insulation material composition includes 0.5 to 5 parts by weight of surface-modified nano-sized cubic magnesium oxide, per 100 parts by weight of a polyethylene base resin.01-05-2012
20130192871INSULATED WIRE - Provided is an insulated wire that is capable of reducing loads to the environment by containing a renewable biomass resource, and has excellent water resistance even if containing the biomass resource. The insulated wire includes a conductor, and an insulator that coats the perimeter of the conductor, wherein the insulator is made from a resin composition that contains a biodegradable resin having a repeating unit structure represented by the following general formula (1), and a repeating unit structure represented by the following general formula (2);08-01-2013
20120292078HALOGEN-FREE FLAME-RETARDANT RESIN COMPOSITION, WIRE AND CABLE - A halogen-free flame-retardant resin composition includes a polyolefin-based resin, a phenolic antioxidant, a metal hydroxide, a pigment comprising one of titanium dioxide, monoazo yellow, benzimidazolone yellow, isoindolinone yellow, quinacridone red and perylene red, and an additive including an amide bond. The additive having the amide bond is added in an amount of 0.01 to 2 parts by weight relative to 100 parts by weight of the polyolefin-based resin.11-22-2012
20130199818RADIATION CURABLE RESIN COMPOSITION FOR ELECTRICAL WIRE - The invention relates to a radiation curable resin composition for forming a coating layer for electrical wire; wherein the electrical wire is destined for use as automotive electrical wire. In addition, this invention relates to a radiation curable resin composition for forming a coating layer for telephone cable and electrical wire for connecting between electronic devices and inside electronic devices. The resin composition includes the following: (A) a urethane (meth)acrylate having a hard segment derived from an aromatic polyol and a soft segment derived from an aliphatic polyol in a single molecule; (B) a compound with a cyclic structure and one ethylenic unsaturated group; and (C) a radiation polymerization initiator.08-08-2013
20120085567ELECTRICAL INSULATION MATERIALS AND METHODS OF MAKING AND USING SAME - Electrical insulation material comprising a fiber component, a binder element, and a dielectric additive and having a dielectric strength measured in air in the range of from about 8.9 MV/m (225 V/mil) to about 15.7 MV/m (325 V/mil), a dielectric strength measured in oil of greater than about 23.6 MV/m (600 V/mil), and a continuous use temperature of from about −30 C (−22 F) to about 220 C (428 F). A method of making electrical insulation material, comprising preparing an aqueous slurry comprising a fiber component, forming the slurry into a sheet, saturating the sheet with a saturant, wherein the saturant comprises a binder and a dielectric additive, and drying the saturated sheet. A method comprising preparing an aqueous slurry comprising a fibrillated acrylic fiber, dilution hydroforming the slurry into a sheet, saturating the sheet with a saturant, wherein the saturant comprises a carboxylated styrene-acrylate copolymer and a fluoropolymer, drying the sheet, and providing the sheet for use as insulation on an electrical conductor.04-12-2012
20120181058Heat Stabilized Polymeric Composition with Epoxidized Fatty Acid Ester Plasticizer - The present disclosure is directed to a polymeric composition containing a vinyl chloride resin and an epoxidized fatty acid ester. The polymeric composition also includes a heat stabilizing composition. The heat stabilizing composition includes a first metal salt, a second metal salt, and a β-diketone. The epoxidized fatty acid ester is the primary, or the sole, plasticizer in the polymeric composition. The present polymeric composition finds advantageous application as a coating for wire and cable.07-19-2012
20120181057Acetylate Glycerin Esters and Their Blends with Epoxidized Fatty Acid Esters - The present disclosure is direct to acetylated glycerin ester and compositions including the same. The acetylated glycerin ester may be blended with other plasticizers, including an epoxidized fatty acid ester. The present acetylated glycerin ester and blends find advantageous application as a plasticizer.07-19-2012
20110127066Heat Stabilizers Containing Hydrotalcite Particles With Specific Zeta Potentials That Demonstrate Improved Processing and Performance In Molded Vinyl Compounds - Particulate solid heat stabilizer compositions for vinyl halide polymers are provided having about 30% to 90% by weight hydrotalcite particles represented by a sigmoidal curve on a cartesian coordinate plot of zeta potential (mV) versus pH. The curve has negative zeta potential values balanced against positive zeta potential values over a pH range and an inflection point between a pH of about 3 about 6 representing the isoelectric point (IEP) between said negative and positive zeta potential values. The stabilizer compositions are essentially free flowing, storage stable, and processable upon mixing components of the composition for blending with a vinyl halide polymer in effective amounts to confer heat stabilizing effectiveness upon said polymer.06-02-2011

Patent applications in class Synthetic resin