Class / Patent application number | Description | Number of patent applications / Date published |
442361000 | Including strand or fiber material which is a monofilament composed of two or more polymeric materials in physically distinct relationship (e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.) or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler material | 46 |
20080268737 | Non-Woven Material Comprising Polymer Fibers Using Mixtures with Amphiphilic Block Copolymers as Well as Their Production and Use - The present invention relates to the production of a non-woven material having high extensibility and comprising polymer fibers using mixtures with amphiphilic block copolymers as compatibilizers for preparing blends, as well as their production and use. | 10-30-2008 |
20090191779 | ELASTIC LAMINATE AND METHOD OF MAKING - An elastic laminate for use as a tear resistant diaper side panel. The elastic laminate comprises an elastic substrate bonded to at least one layer of a tensioned spunbond nonwoven web comprising thermoplastic filaments comprising at least about 10% by weight polyethylene. The laminate is then incrementally stretched in the transverse direction to provide a service stretch greater than 100% and a strength ratio greater than 0.35. In one embodiment, the elastic substrate is bonded between the tensioned nonwoven webs by point bonding or hot melt adhesives. Also disclosed is a method for making an elastic laminate comprising the steps of providing at least one layer of a tensioned spunbond nonwoven web comprising thermoplastic filaments comprising at least about 10% by weight polyethylene, providing an elastic substrate, bonding the elastic substrate and the at least one layer of nonwoven web to provide an elastic laminate, and incrementally stretching the laminate in the transverse direction to provide a service stretch greater than 100% and a strength ratio greater than 0.35. | 07-30-2009 |
20090233510 | LIGHTWEIGHT SPUN-BONDED NONWOVEN FABRIC HAVING SPECIAL BARRIER PROPERTIES - The invention relates to a spun-bonded nonwoven fabric made of polyolefin filaments having a titer <1.6 dtex, the spun-bonded nonwoven fabric having a basis weight ≦18 g/m | 09-17-2009 |
20100190406 | HEAT-BONDABLE COMPOSITE FIBER, PROCESS FOR PRODUCING THE SAME, AND FIBROUS MASS - A POM/POM thermoadhesive conjugate fiber is produced by providing two kinds of POM-based polymers A and B which satisfy 3007-29-2010 | |
20110230110 | Area Bonded Nonwoven Fabric From Single Polymer System - A nonwoven fabric is provided having a plurality of semi-crystalline filaments that are thermally bonded to each other and are formed of the same polymer and exhibit substantially the same melting temperature. The fabric is produced by melt spinning an amorphous crystallizable polymer to form two components having different levels of crystallinity. During spinning, a first component of the polymer is exposed to conditions that result in stress-induced crystallization such that the first polymer component is in a semi-crystalline state and serves as the matrix or strength component of the fabric. The second polymer component is not subjected to stress induced crystallization and thus remains in a substantially amorphous state which bonds well at relatively low temperatures. In a bonding step, the fabric is heated to soften and fuse the binder component. Under these conditions, the binder component undergoes thermal crystallization so that in the final product, both polymer components are semi-crystalline. | 09-22-2011 |
20120142242 | Interior Paneling Component For A Motor Vehicle - The present invention relates to a molded part, in particular, to an interior panel component for a motor vehicle, having a core layer comprising a mixture of natural or synthetic fibers and thermoplastic binding fibers, which are processed to form a nonwoven, and a thermoplastic cover layer, the core layer and the cover layer being fused together and the cover layer being such that the molded part has a visible surface, which is terminated by the cover layer, the visual appearance of the visible surface being at least shaped by the fibers of the core layer. | 06-07-2012 |
20130012092 | STABILIZATION OF POLYMERIC STRUCTURES - A nonwoven web comprising bicomponent fibers. The fibers have continuous phases each of a first polyarylene sulfide (PAS) component and a polymer component. The polymer component may also be a second polyarylene sulfide. The first polyarylene sulfide component contains a tin or a zinc additive or both, and the first polyarylene sulfide component of any given fiber is at least partially exposed to the external surface of that fiber. | 01-10-2013 |
20130023177 | BICOMPONENT FIBERS - The present invention provides bicomponent fibers, a method of producing bicomponent fibers, nonwoven materials comprising one or more such bicomponent fibers, and a method for making such nonwoven materials. The bicomponent fibers according to the present invention comprise (a) a first component comprising a polymeric material selected from the group consisting of polypropylene, polyester, and polyamide; and (b) a second component comprising a polyethylene composition comprising less than or equal to 100 percent by weight of the units derived from ethylene; and less than 20 percent by weight of units derived from one or more α-olefin comonomers; wherein the polyethylene composition has a density in the range of from 0.945 to 0. 965 g/cm | 01-24-2013 |
20130122772 | AREA BONDED NONWOVEN FABRIC FROM SINGLE POLYMER SYSTEM - A nonwoven fabric is provided having a plurality of semi-crystalline filaments that are thermally bonded to each other and are formed of the same polymer and exhibit substantially the same melting temperature. The fabric is produced by melt spinning an amorphous crystallizable polymer to form two components having different levels of crystallinity. During spinning, a first component of the polymer is exposed to conditions that result in stress-induced crystallization such that the first polymer component is in a semi-crystalline state and serves as the matrix or strength component of the fabric. The second polymer component is not subjected to stress induced crystallization and thus remains in a substantially amorphous state which bonds well at relatively low temperatures. In a bonding step, the fabric is heated to soften and fuse the binder component. Under these conditions, the binder component undergoes thermal crystallization so that in the final product, both polymer components are semi-crystalline. | 05-16-2013 |
20140248816 | BI-COMPONENT FIBER AND FABRICS MADE THEREFROM - The instant invention provides bi-component fibers and fabrics made therefrom. The bi-component fiber according to the present invention comprises: (a) from 5 to 95 percent by weight of a first component comprising at least one or more first polymers, based on the total weight of the bi-component fiber; (b) from 5 to 95 percent by weight of a second component comprising at least an ethylene-based polymer composition, based on the total weight of the bicomponent fiber, wherein said ethylene-based polymer composition comprises; (i) less than or equal to 100 percent by weight of the units derived from ethylene; and (ii) less than 30 percent by weight of units derived from one or more α-olefin comonomers; wherein said ethylene-based polymer composition is characterized by having a Comonomer Distribution Constant in the range of from greater than from 100 to 400, a vinyl unsaturation of less than 0.1 vinyls per one thousand carbon atoms present in the backbone of the ethylene-based polymer composition; a zero shear viscosity ratio (ZSVR) in the range from 1 to less than 2; a density in the range of 0.920 to 0.970 g/cm | 09-04-2014 |
20150017864 | BI-COMPONENT FIBER FOR THE PRODUCTION OF SPUNBOND FABRIC - A bi-component fiber ( | 01-15-2015 |
20150017865 | BI-COMPONENT FIBER FOR THE PRODUCTION OF SPUNBONDED FABRIC - A bi-component fiber ( | 01-15-2015 |
20150017866 | BI-COMPONENT FIBER FOR THE PRODUCTION OF SPUNBONDED FABRIC - A bi-component fiber ( | 01-15-2015 |
20150126091 | PROCESS FOR MAKING NON-WOVEN FABRICS USING POLYLACTIDE RESIN BLENDS - Non-woven fabrics are made in a spun-melt process, in which a PLA resin blend is melt-spun into filaments, which are pneumatically drawn and then deposited onto a surface to produce the fabric. The PLA resin includes 1-25% of certain aliphatic or aliphatic-aromatic polyesters that have a number average molecular weight from 4,000 to 70,000 g/mol. | 05-07-2015 |
20150299377 | THERMOPLASTIC POLYURETHANES WITH CRYSTALLINE CHAIN ENDS - The present invention relates to novel thermoplastic polyurethane (TPU) compositions that have crystalline chain ends. The TPU compositions of the invention can provide improved resiliency, lower surface free energy, and/or reduced stickiness, while maintaining other desirable physical properties. The present invention also provides the described TPU compositions that are further grafted with vinyl alkoxysilane moieties allowing for crosslinked networks of the TPU compositions. The present invention also provides plasticizer-free, very soft TPU compositions without the processing difficulties often associated with such materials. The invention further provides means of reducing the surface tension of a TPU composition which can allow for improved blend compositions, and means of crosslinking the described TPU compositions. | 10-22-2015 |
20150329992 | High-Tenacity Drawn Fibers of a Polypropylene Composition with Improved Elongational Properties and Nonwovens - High-tenacity fibers with improved elongational properties particularly suitable for nonwovens such as geotextiles include a polypropylene composition. The polypropylene composition includes from 0.2 wt % to 7 wt % of a rubber in a dispersed phase. The fibers have a tensile strength of at least 45 cN/tex measured in accordance to ISO 2062-B. The fibers may be made by a process including melt-spinning and drawing. | 11-19-2015 |
20160145770 | Electrospun Fibers, Mats, and Methods of Making Fibers and Mat - Disclosed herein are methods of forming a fiber mat, involving forming an aqueous solution of at least one protein, at least one polysaccharide, and optionally a plasticizer, and electrospinning the aqueous solution onto a collector to form a mat. | 05-26-2016 |
20160159030 | RESIN-SOLUBLE THERMOPLASTIC VEIL FOR COMPOSITE MATERIALS - A resin-soluble thermoplastic polymer veil toughening element for a curable composition wherein the polymer element is a non-woven veil in solid phase adapted to undergo at least partial phase transition to fluid phase on contact with a component of the curable resin matrix composition in which it is soluble at a temperature which is less than the temperature for substantial onset of gelling and/or curing of the curable composition and which temperature is less than the polymer elements melt temperature; a method for the preparation thereof, a preform support structure for a curable composition comprising the at least one thermoplastic veil element together with structural reinforcement fibers, methods for preparation thereof, a curable composition comprising the at least one thermoplastic veil element or the support structure and a curable resin matrix composition, a method for preparation and curing thereof, and a cured composite or resin body obtained thereby, and known and novel uses thereof. | 06-09-2016 |
442362000 | Side-by-side multicomponent strand or fiber material | 7 |
20080287024 | Biodegradable Continuous Filament Web - A biodegradable nonwoven web comprising substantially continuous multicomponent filaments is provided. The filaments comprise a first component and a second component. The first component contains at least one high-melting point aliphatic polyester having a melting point of from about 160° C. to about 250° C. and the second component contains at least one low-melting point aliphatic polyester. The melting point of the low-melting point aliphatic polyester is at least about 30° C. less than the melting point of the high-melting point aliphatic polyester. The low-melting point aliphatic polyester has a number average molecular weight of from about 30,000 to about 120,000 Daltons, a glass transition temperature of less than about 25° C., and an apparent viscosity of from about 50 to about 215 Pascal-seconds, as determined at a temperature of 160° C. and a shear rate of 1000 sec | 11-20-2008 |
20090029620 | VARIABLE-AIRFLOW CLOTH, SOUND ABSORBING MATERIAL, AND VEHICULAR PART - Cloth, in which air permeability is variable by energization, includes: a fibrous object composed of composite fibers, each of the composite fibers including: an electrical-conductive polymeric material; and a material different from the electrical-conductive polymeric material, the different material being directly stacked on the electrical-conductive polymeric material; and electrodes which are attached to the fibrous object, and energize the electrical-conductive polymeric material. Each of the composite fibers has a structure in which the material different from the electrical-conductive polymeric material is stacked on at least a part of a surface of the electrical-conductive polymeric material, or a structure in which either one of the electrical-conductive polymeric material and the material different from the electrical-conductive polymeric material penetrates the other material in a longitudinal direction. The cloth is capable of controlling the air permeability by a control factor enabling weight reduction and space saving. | 01-29-2009 |
20090117804 | Velour Needle-Punched Nonwoven Material And Use Thereof - The invention describes a velour needle-punched nonwoven material, which is produced by placing an optionally pre-strengthened nonwoven material on a brush-like stitch base and needling of the nonwoven on this stitch base. The velour needle-punched nonwoven material according to the invention is characterized in that the nonwoven material comprises a spun-bound nonwoven with filaments, wherein the filaments comprise multicomponent filaments with at least one component with a high melting point and at least one thermally activatable component with a low melting point. The velour needle-punched nonwoven material according to the invention not only has excellent mechanical properties, it is also particularly compatible with the environment and health and therefore suited for applications as a textile lining not only in the private field, but particularly in the public domain. | 05-07-2009 |
20110230111 | FIBERS CONTAINING ADDITIVES FOR USE IN FIBROUS INSULATION - Polymer fibers having therein at least one infrared attenuating agent is provided. The infrared attenuating agent is at least substantially evenly distributed throughout the polymeric material forming the polymer fibers. In exemplary embodiments, the infrared attenuating agents have a thickness in at least one dimension of less than about 100 nanometers. Alternatively, the polymer fibers are bicomponent fibers formed of a core and a sheath substantially surrounding the core and the infrared attenuating agent is at least substantially evenly distributed throughout the sheath. The modified polymer fibers may be used to form insulation products that utilize less polymer material and subsequently reduce manufacturing costs. The insulation products formed with the modified polymers have improved thermal properties compared to insulation products formed of only non-modified polymer fibers. Additionally, the insulation product is compatible with bio-based binders. Methods of forming the modified polymer fibers and insulation products are also provided. | 09-22-2011 |
20120238173 | MULTICOMPONENT FIBERS COMPRISING STARCH AND BIODEGRADABLE POLYMERS - The present invention discloses environmentally degradable multicomponent fibers. The configuration of the multicomponent fibers may be side-by-side, sheath-core, segmented pie, islands-in-the-sea, or any combination of configurations. Each component of the fiber will comprise destructurized starch and/or a biodegradable thermoplastic polymer. The present invention is also directed to nonwoven webs and disposable articles comprising the environmentally degradable multicomponent fibers. The nonwoven webs may also contain other synthetic or natural fibers blended with the multicomponent fibers of the present invention. | 09-20-2012 |
20120329352 | METHOD FOR PRODUCING POLYLACTIC ACID-BASED AIR-THROUGH NONWOVEN FABRIC, AND POLYLACTIC ACID-BASED AIR-THROUGH NONWOVEN FA - The invention provides a method of producing an air-through nonwoven fabric comprising the steps of: forming a web comprising composite fibers comprising a first polylactic acid and a second polylactic acid having a lower melting point than the melting point of the first polylactic acid; a step of exposing the web to a first air-through treatment in the temperature range of the following temperature T | 12-27-2012 |
20150330003 | PATTERNED NONWOVEN AND METHOD OF MAKING THE SAME USING A THROUGH-AIR DRYING PROCESS - A nonwoven web including a first layer that includes continuous fibers having a first polymer component and a second layer that includes continuous fibers having a second polymer component. The melting point of the second polymer component is less than the melting point of the first polymer component, and the first layer is hydroentangled with the second layer. | 11-19-2015 |
442363000 | Islands-in-sea multicomponent strand or fiber material | 2 |
20110318986 | MICRO AND NANOFIBER NONWOVEN SPUNBONDED FABRIC - The invention provides methods for the preparation of nonwoven spunbonded fabrics and various materials prepared using such spunbonded fabrics. The method generally comprises extruding multicomponent fibers having an islands in the sea configuration such that upon removal of the sea component, the island components remain as micro- and nanofibers. The method further comprises mechanically entangling the multicomponent fibers to provide a nonwoven spunbonded fabric exhibiting superior strength and durability without the need for thermal bonding. | 12-29-2011 |
20130165007 | MICRO AND NANOFIBER NONWOVEN SPUNBONDED FABRIC - The invention provides methods for the preparation of nonwoven spunbonded fabrics and various materials prepared using such spunbonded fabrics. The method generally comprises extruding multicomponent fibers having an islands in the sea configuration such that upon removal of the sea component, the island components remain as micro- and nanofibers. The method further comprises mechanically entangling the multicomponent fibers to provide a nonwoven spunbonded fabric exhibiting superior strength and durability without the need for thermal bonding. | 06-27-2013 |
442364000 | Sheath-core multicomponent strand or fiber material | 17 |
20090130939 | MOLDED OBJECT HAVING NONWOVEN FIBROUS STRUCTURE - To prepare a shaped product comprising a thermal adhesive fiber under moisture and having a fiber aggregate nonwoven structure. In the shaped product, the thermal adhesive fibers under moisture are melted to bond to fibers constituting the fiber aggregate nonwoven structure and the bonded fiber ratio is not more than 85%. The shaped product has an apparent density of 0.05 to 0.7 g/cm | 05-21-2009 |
20100151760 | NON-WOVEN SHEET CONTAINING FIBERS WITH SHEATH/CORE CONSTRUCTION - A non-woven sheet contains sheath/core polymer fibers with the polymer in the sheath having a melting point at least 15 degrees centigrade higher than the melting point of the polymer of the core. The fibers have an average diameter greater than 7 microns and the sheet has a normalized air resistance greater than 0.25/(g/m | 06-17-2010 |
20110143624 | WATER-DISPERSIBLE AND MULTICOMPONENT FIBERS FROM SULFOPOLYESTERS - Disclosed are water-dispersible fibers derived from sulfopolyesters having a Tg of at least 25° C. The fibers may contain a single sulfopolyester or a blend of a sulfopolyester with a water-dispersible or water-nondispersible polymer. Also disclosed are multicomponent fibers comprising a water dispersible sulfopolyester having a Tg of at least 57° C. and a water non-dispersible polymer. The multicomponent fibers may be used to produce microdenier fibers. Fibrous articles may be produced from the water-dispersible fibers, multicomponent fibers, and microdenier fibers. The fibrous articles include water-dispersible and microdenier nonwoven webs, fabrics, and multilayered articles such as wipes, gauze, tissue, diapers, panty liners, sanitary napkins, bandages, and surgical dressings. Also disclosed is a process for water-dispersible fibers, nonwoven fabrics, and microdenier webs. The fibers and fibrous articles have further applications in flushable personal care and cleaning products, disposable protective outerwear, and laminating binders. | 06-16-2011 |
20110183568 | FIBERS AND NONWOVENS WITH INCREASED SURFACE ROUGHNESS - The present invention relates to fibers having an increased surface roughness. Further, the present invention relates to nonwovens, laminates and composites comprising such fibers. Additionally, the present invention relates to a process for producing such fibers, nonwovens, laminates and composites. | 07-28-2011 |
20110189916 | BIOCOMPONENT FIBERS WITH AN EXTERIOR COMPONENT COMPRISING POLYPROPYLENE - The present invention relates to bicomponent fibers with improved bonding properties. In particular, the present invention relates to bicomponent fibers comprising an exterior component, which in turn comprises a polypropylene that has been degraded from a first melt flow index MFI | 08-04-2011 |
20110189917 | FIBERS, NONWOVEN FABRIC AND USES THEREOF - It is an object of the present invention to develop a polypropylene nonwoven fabric which is excellent in both of initial hydrophilicity and long-lasting hydrophilicity, that is, which is excellent in initial hydrophilicity that the nonwoven fabric exhibits hydrophilicity in a short time after it is produced and long-lasting hydrophilicity that the nonwoven fabric recovers hydrophilicity in a short time even if it is subjected to heat treatment. The present invention provides fibers of a propylene copolymer composition which comprises 100 parts by weight of a propylene/α-olefin random copolymer having a melting point (Tm) of 125 to 155° C. and 0.5 to 5 parts by weight of a nonionic surface active agent comprising an alkylene oxide adduct of an aliphatic alcohol. | 08-04-2011 |
20120164905 | Modified Polylactic Acid Fibers - A multi-component fiber that includes a core component surrounded by a distinct sheath component is provided. The core component is formed primarily from polylactic acid and the sheath component is formed primarily from a polymeric toughening additive. | 06-28-2012 |
20120184168 | THERMAL BONDING CONJUGATE FIBER AND NONWOVEN FABRIC USING THE SAME - The present invention provides a thermal bonding conjugate fiber with excellent compression resistance and nonwoven fabric using the same. More specifically, the present invention provides a thermal bonding conjugate fiber and nonwoven fabric using the same, in which the bulkiness of the nonwoven fabric under a light load is retained well even under a heavy load, and the rate of decrease in bulkiness between under a light load and under a heavy load can be reduced. The thermal bonding conjugate fiber with thermal shrinkage properties has an eccentric core-sheath structure in which a first component comprising a polyester resin constitutes a core and a second component comprising a polyolefin resin having a melting point at least 15° C. lower than a melting point of the polyester resin constitutes a sheath, and a shrinkage ratio after a heat treatment of 120° C. is at least 20% when calculated by a predetermined measurement method. The nonwoven fabric is obtained by blending the thermal bonding conjugate fiber with one or more types of a different thermal bonding fiber, and the thermal bonding conjugate fiber is contained therein at a blend ratio of 10 to 60 wt %. | 07-19-2012 |
20120208422 | SPUN-BONDED NONWOVEN FABRIC AND FIBER PRODUCT - The present invention provides a spunbond nonwoven fabric made of a specific crystalline resin composition having a melt flow rate of 25 to 80 g/10 min and a melting endotherm ΔH of 65 to 100 J/g. More particularly, the invention provides a polypropylene spunbond nonwoven fabric having a very small fiber diameter and providing an excellent feel to the touch, and a polypropylene spunbond nonwoven fabric exhibiting high softness. | 08-16-2012 |
20130029555 | CRIMPED CONJUGATED FIBER AND NON-WOVEN FABRIC COMPRISING THE FIBER - The present invention provides a crimped conjugated fiber having a crimpable cross-sectional configuration wherein a cross section of the fiber comprises at least two portions: a portion (a) and a portion (b); the portion (a) comprises a propylene polymer (A) and the portion (b) comprises a propylene/α-olefin random copolymer (B); the propylene polymer (A) has Mz/Mw(A) and the propylene/α-olefin random copolymer (B) has Mz/Mw(B) wherein the difference thereof is in the range of 0.10 to 2.2; and the propylene polymer (A) has a melting point [Tm(A)] and the propylene/α-olefin random copolymer (B) has a melting point [Tm(B)] wherein the difference thereof exceeds 10° C. The present invention also provides a non-woven fabric comprising the crimped conjugated fiber. | 01-31-2013 |
20130323995 | NONWOVEN FABRIC AND TEXTILE PRODUCT - The nonwoven fabric has excellent secondary fabrication properties, specially, low temperature heat-sealing properties. The textile product is formed by using the nonwoven fabric. More specifically, the nonwoven fabric includes one or more layers, wherein the nonwoven fabric made of one layer, or at least one layer of the nonwoven fabric composed of two layers, or at least one layer of the two outermost layers of the nonwoven fabric of multi-layer consisting of three or more layers is formed by using a crystalline resin composition containing 1 to 99% by mass of a low crystalline olefin polymer satisfying the following expression (a): ΔH≧6×(Tm−140° C.) wherein ΔH represents a melt endotherm, and Tm represents a melting point. | 12-05-2013 |
20140017966 | POLYPHENYLENE SULFIDE COMPOSITE FIBER AND NONWOVEN FABRIC - A polyphenylene sulfide composite fiber which consists primarily of component A and component B, the component A being a resin primarily containing polyphenylene sulfide made from p-phenylene sulfide as a primary unit, the component B being a resin primarily containing a copolymerized polyphenylene sulfide made from at least one kind of copolymerization unit other than p-phenylene sulfide, wherein at least one part of a fiber surface is made of component B. A thermally adhesive composite fiber and a nonwoven fabric which are made of a resin consisting primarily of polyphenylene sulfide and are excellent in heat resistance, flame retardancy and chemical resistance can be provided. | 01-16-2014 |
20150017867 | BI-COMPONENT FIBER FOR THE PRODUCTION OF SPUNBONDED FABRIC - A bi-component fiber ( | 01-15-2015 |
20150133018 | BI-COMPONENT FIBERS WITH EVOH ON THE SURFACE FOR CONCRETE REINFORCEMENT - The present invention provides bi-component polymeric macrofibers having an ethylene-vinyl alcohol (EVOH) outer component and a core or second component comprising a polymer blend of polypropylene grafted with maleic anhydride and polypropylene or polyethylene. The bi-component polymeric macrofibers provide excellent fiber reinforcement in concrete applications. | 05-14-2015 |
20150308015 | Formation of Core-Shell Fibers and Particles by Free Surface Electrospinning - Disclosed are methods that utilize the differences in physical properties between two coating fluids to form core-shell particles or core-shell fibers by coaxial free-surface electrospinning. The methods are able to achieve higher productivity than known methods, and are tunable. Nonwoven fiber mats of electrospun fibers have garnered much scientific and commercial interest in recent years due to their unique properties, such as their high porosity, high surface area and small diameter fibers. | 10-29-2015 |
20160032504 | NONWOVEN FABRIC AND FIBER PRODUCT - Provided is a spunbonded nonwoven fabric comprising a core-sheath composite fiber having a core part composed of a core component containing a propylene-based resin (A) satisfying the following (a) to (e) and a sheath part composed of a sheath component containing an ethylene-based resin. (a) [mmmm]=20 to 60 mol %, (b) [mm]×[rr]/[mr] | 02-04-2016 |
20190145032 | MULTI-COMPONENT FIBERS WITH IMPROVED INTER-COMPONENT ADHESION | 05-16-2019 |
442365000 | Strand or fiber material is a blend of polymeric material and a filler material | 2 |
20120225602 | FUSER MANUFACTURE AND APPARATUS - There is described a method for producing a fuser sleeve. The method includes electrospinning polymeric fibers on a conductive surface to form a non-woven fiber layer. A mixture of a fluoropolymer and a solvent is coated on the non-woven fiber layer. The mixture is heated to remove the solvent and then heated to a temperature above a melting temperature of the fluoropolymer thereby having the fluoropolymer penetrate the non-woven fiber layer and form a fuser sleeve. The sleeve is detached from the conductive surface. There is also provided a fuser sleeve comprising a fluoropolymer dispersed in a plurality of non-woven polymer fibers. | 09-06-2012 |
20150322604 | CaCO3 IN POLYESTER FOR NONWOVEN AND FIBERS - The present invention concerns a nonwoven fabric comprising at least one polymer comprising a polyester and at least one filler comprising calcium carbonate. The present invention further relates to a process of producing such a nonwoven fabric as well as to the use of calcium carbonate as filler in a nonwoven fabric comprising at least one polymer comprising a polyester. | 11-12-2015 |