Class / Patent application number | Description | Number of patent applications / Date published |
264172110 | Producing composite strand, filament, or thread | 21 |
20100230851 | Process And Device For Manufacturing A Composite Strand - The invention relates to a process and a device for manufacturing a composite strand formed by combining continuous glass filaments with continuous high-shrinkage organic thermoplastic filaments. | 09-16-2010 |
20140027944 | Die and Method for Impregnating Fiber Rovings - A die and a method for impregnating fiber rovings ( | 01-30-2014 |
20140332999 | METHOD OF SEPARATING STRANDS ON A STRETCHING SURFACE - A method of separating strands of a slit web is disclosed. The method includes providing a slit web having a length in a machine direction and running the slit web in the machine direction onto a stretchable surface. The slit web includes multiple strands provided by a plurality of slits extending in a first direction not parallel to a cross-machine direction. The slit web is in contact with the stretchable surface for a path length in the machine direction, and for at least a portion of the path length, the stretchable surface is stretching in the cross-machine direction. The traction between the slit web and the stretchable surface during the stretching at least partially separates at least some of the multiple strands of the slit web in a second direction transverse to the first direction. A method of increasing a width of a polymeric netting is also disclosed. | 11-13-2014 |
20150361589 | METHOD FOR MAKING CARBON NANOTUBE COMPOSITE WIRE - A method for making carbon nanotube composite wire includes providing at least one carbon nanotube film. A graphene film is grown on a top surface of a substrate. The at least one carbon nanotube film is pasted with the graphene film. The substrate is removed to form a carbon nanotube/graphene composite film. The carbon nanotube/graphene composite film is curled and then twisted. | 12-17-2015 |
20160089820 | METHOD FOR PRODUCING A REINFORCEMENT ROD - The invention relates to a method for producing a reinforcement rod ( | 03-31-2016 |
264172130 | Islands-in-sea (i.e., discontinuous phase in continuous phase) | 3 |
20100007042 | Method and apparatus for making submicron diameter fibers and webs there from - A method and device for the production of polymer filaments with a diameter of less than one micron. A plurality of polymer components are extruded through a spin pack and then attenuated using gas flows which are accelerated to achieve high velocity by means of a converging, diverging nozzle. The plurality polymer components may be extruded in an islands in the sea or segmented pie configuration. As a result of the high velocity gas flow, the plural components are split apart into their individual components resulting in filaments and fibers having a diameter or minor dimension of less than one micron. | 01-14-2010 |
20110089600 | WATER-DISPERSIBLE AND MULTICOMPONENT FIBERS FROM SULFOPOLYESTERS - Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate of 1 rad/sec, and wherein the sulfopolyester comprising less than about 25 mole % of residues of at least one sulfomonomer, based on the total moles of diacid or diol residues. The multicomponent fiber is capable of being drawn at a relatively high fiber speed, particularly at least about 2000 m/min, and may be used to produce microdenier fibers. Fibrous articles may be produced from the multicomponent fibers and microdenier fibers. Also disclosed is a process for multicomponent fibers, nonwoven fabrics, and microdenier webs. | 04-21-2011 |
20140210127 | FILTER ELEMENT COMPRISING MULTIFUNCTIONAL FIBROUS SMOKE-ALTERING MATERIAL - A filter element for use in a smoking article and providing filtration of particulate material and gaseous components of mainstream smoke is provided. The filter element includes a segment of fibrous tow comprising a plurality of individual filaments, wherein each individual filament includes a plurality of adsorbent material particles at least partially encapsulated with a removable encapsulant imbedded therein. The individual filaments may further include an outer coating that provides a plurality of reactive groups adapted for reaction with one or more components of mainstream smoke. Alternatively, the multifunctional filter element combines different fibrous filter materials, such as cellulose acetate or polyolefin filaments combined with activated carbon filaments and at least one of ion exchange filaments and catalytic filaments. A method of providing a cellulose acetate fibrous tow containing an imbedded adsorbent material is provided, wherein a plurality of encapsulated adsorbent particles are mixed with a cellulose acetate dope. | 07-31-2014 |
264172140 | Side-by-side | 5 |
20100327479 | CONSUMABLE MATERIALS HAVING CUSTOMIZED CHARACTERISTICS - A compounding system for forming a customized consumable material, comprising a plurality of drive mechanisms configured to feed stock materials at independent rates, and an extrusion component configured to receive the fed stock materials, and further configured to at least partially melt and blend the received stock materials to provide the consumable material in an extrudable state. Upon solidifying, the consumable material comprises customized characteristics based on characteristics of the stock materials. | 12-30-2010 |
20130009335 | SYSTEMS AND METHODS FOR MAKING FIBER WEBS - Systems and methods for forming fiber webs, including those suitable for use as filter media and battery separators, are provided. In some embodiments, the systems and methods may involve the use of one or more fiber mixtures to form a fiber web. The fiber mixtures may flow in different portions of a system for forming a fiber web that may be separated by a lamella, and may join at a fiber web forming zone to produce a fiber web having multiple layers. The amount of mixing of the fiber mixtures at or near the fiber web forming zone may be controlled to produce fiber webs having different structural and/or performance characteristics. In some embodiments, the systems and methods described herein can be used to form fiber webs having a gradient in a property across a portion of, or the entire, thickness of the fiber web. | 01-10-2013 |
20130334729 | METHOD FOR MANUFACTURING A TYRE BLANK BY MEANS OF A PLY COMPRISING TWO RUBBERS - A method for manufacturing a raw blank of a tyre includes using a calender to produce a ply. The calender includes two rollers with a gap situated therebetween. A ply that includes a first rubber material is formed in the gap of the calender, with a bead of the first rubber material being formed upstream of the gap. The bead and the gap of the calender are fed with a second rubber material, different from the first rubber material, to form at least one insert in the ply. | 12-19-2013 |
20140145367 | METHOD OF FORMING A POINT BRIDGED FIBER BUNDLE - A process of forming a point bridged fiber bundle containing obtaining a fiber bundle, applying an emulsion or suspension to the fiber bundle where the emulsion or dispersion contains a solvent and a bridge forming material, at least partially crosslinking or solidifing the bridge forming material, and drying the emulsion or suspension coated fiber bundle. The fiber bundle contains a bundle of unidirectional fibers comprising a plurality of fibers and void space between the fibers. The point bridged fiber bundle contains a plurality of bridges between and connected to at least a portion of adjacent fibers, where the bridges contain a bridging material, between about 10 and 100% by number of fibers in a given cross-section contain bridges to one or more adjacent fibers within the point bridged fiber bundle, and the anchoring surfaces of the bridges cover less than 100% of the fiber surfaces. | 05-29-2014 |
20150360947 | METHOD FOR MAKING CARBON NANOTUBE COMPOSITE WIRE - A method for making carbon nanotube composite wire includes providing a carbon nanotube array. A carbon nanotube film is drawn from the carbon nanotube array using a tool. The carbon nanotube film is treated using a graphene solution to obtain a carbon nanotube composite wire. | 12-17-2015 |
264172150 | Sheath-core | 6 |
20090065969 | Multicomponent textile fibers, methods for their production, and products made using them - A fiber is produced comprising polymers of differing types which are not admixed during production. The differing polymer types are heated to the point of softening in a vertically-oriented crucible and a fiber comprising the polymers in positions corresponding to their positions in the crucible is drawn from an orifice at the lower end of the crucible. | 03-12-2009 |
20100038815 | ELASTOMERIC BICOMPONENT FIBERS COMPRISING BLOCK COPOLYMERS HAVING HIGH FLOW - Bicomponent fibers having a sheath-core morphology where the sheath is a thermoplastic polymer and the core is an elastomeric compound are made which can be continuously extruded from the melt at high production rates. The elastomeric compound comprises a coupled, selectively hydrogenated block copolymer having high flow. The block copolymer has at least one polystyrene block of molecular weight from 5,000 to 7,000 and at least one polydiene block of molecular weight from 20,000 to 70,000 and having a high vinyl content of 60 mol % or greater. The bicomponent fibers are useful for the manufacture of articles such as woven fabrics, spunbond non-woven fabrics or filters, staple fibers, yarns and bonded, carded webs. The bicomponent fibers can be made using a process comprising coextrusion of the thermoplastic polymer and elastomeric compound to produce fibers at greater than 800 mpm and having a denier from 0.1 to 50 g/9000 m. | 02-18-2010 |
20100078848 | SPINNERET AND METHOD OF SPINNING FIBER - Disclosed is a spinneret and a method of spinning. The spinneret includes a first pore configured for extruding a first component of a multi-component fiber, a second pore configured for extruding a second component of the multi-component fiber, and a thermal insulator positioned between the first pore and the second pore and configured for preventing heat from the first component from damaging the second component. The first component and the second component have incompatible thermal resistance. | 04-01-2010 |
20110089601 | WATER-DISPERSIBLE AND MULTICOMPONENT FIBERS FROM SULFOPOLYESTERS - Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate of 1 rad/sec, and wherein the sulfopolyester comprising less than about 25 mole % of residues of at least one sulfomonomer, based on the total moles of diacid or diol residues. The multicomponent fiber is capable of being drawn at a relatively high fiber speed, particularly at least about 2000 m/min, and may be used to produce microdenier fibers. Fibrous articles may be produced from the multicomponent fibers and microdenier fibers. Also disclosed is a process for multicomponent fibers, nonwoven fabrics, and microdenier webs. | 04-21-2011 |
20110193259 | SHEATH FLOW DEVICE AND METHOD - A sheath flow system having a channel with at least one fluid transporting structure located in the top and bottom surfaces situated so as to transport the sheath fluid laterally across the channel to provide sheath fluid fully surrounding the core solution. At the point of introduction into the channel, the sheath fluid and core solutions flow side by side within the channel or the core solution may be bounded on either side by the sheath fluid. The system is functional over a broad channel size range and with liquids of high or low viscosity. A wide variety of shapes of fibers and other materials can be produced from this system through the use of polymerizable material. | 08-11-2011 |
20140284838 | APPARATUS AND METHOD FOR EXTRUDING A MEDICAL INSTRUMENT - According to the invention, an apparatus is provided for extruding a medical instrument which can be inserted into a human or animal body. The apparatus comprises a device for supplying rod-shaped bodies, an extrusion device comprising a housing, said housing having a surrounding side wall which, at the frontward end as seen in the manufacturing direction, is provided with a nozzle wall comprising a discharge nozzle and, at the rearward end as seen in the manufacturing direction, is provided with a spindle sleeve. The space in the housing between the spindle sleeve, the side wall and the discharge nozzle delimits an extrusion space and the housing is provided with a polymer supply device in the area of the extrusion space. Further, a cannula device is provided which extends in the manufacturing direction and is designed to insert at least one rod-shaped body from the device for supplying rod-shaped bodies into the extrusion space in a predetermined spatial arrangement, which comprises at least one tubular cannula having a rearward supply end as seen in the manufacturing direction and a frontward discharge end as seen in the manufacturing direction, the cannula device being arranged approximately in straight alignment with respect to the discharge nozzle and extending through the spindle sleeve such that its discharge end situated in the manufacturing direction terminates at a distance from the discharge nozzle in the extrusion space. | 09-25-2014 |
264172170 | Melt-spinning | 2 |
264172180 | Polyamide (e.g., nylon, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer | 2 |
20080217807 | COMPOSITE FIBER FILTER COMPRISING NAN0-MATERIALS, AND MANUFACTURING METHOD AND APPARATUS THEREOF - Disclosed herein is a method for manufacturing a composite fiber filter having high efficiency and high functionality, the method comprising: melt-spinning microfiber yarns on a forming rod, which is made of a conductive material, grounded at one end thereof and rotatably driven, using a melt-spinning device, to form on the forming layer a microfiber layer consisting of the microfiber yarns; and electrospinning on the microfiber layer an electrospinnable polymer solution having a given dielectric constant, using an electrospinning device, so as to form on the microfiber layer a nanofiber layers consisting of nanofiber yarns, wherein the microfiber yarns of the microfiber layer and the nanofiber yarns of the nanofiber layer contain silver nanoparticles so as to have an antibacterial function. | 09-11-2008 |
20160177472 | COMPOSITE FIBER HAVING A HIGH SURFACE AREA AND FLEXIBILITY AND METHOD FOR MANUFACTURING THE SAME, AND SUBSTRATE CONTAINING THE COMPOSITE FIBER AND METHOD FOR MANUFACTURING THE SAME | 06-23-2016 |