An elastic double-knit or interlock fabric of non-elastomeric-elastic yarn which exhibits improved breathability and case of recyclability as compared to conventional elastic double-knit or interlock spandex fabrics, while maintaining the fabric weight and length and width stretch of conventional elastic double-knit or interlock spandex fabrics is provided. Also provided are methods for production of the elastic double-knit or interlock fabric and garments produced from the fabric.
Co-polyester glycols and polyurethanes and poly(urethane ureas) derived from mixtures containing 2-methyl-1,4-butanediol, articles of manufacture thereof and methods for their production and use are provided.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
Methods for hosiery production and knit hosiery garments produced by these methods are provided which exhibit reduced sheerness difference between the foot portion and leg portion of the garment and assist with correct positioning of the garment during donning, thus improving fit and appearance of the knit hosiery garments.
D04B 1/26 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel stockings
D04B 21/20 - Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting articles of particular configuration
4.
BREATHABLE DOUBLE-KNIT OR INTERLOCK FABRIC WITH A SINGLE COMPONENT MATERIAL
This invention relates to an elastic double-knit or interlock fabric made with improved breathability, and ease of recyclability compared to conventional elastic double-knit or interlock fabrics made with spandex, while maintaining the fabric weight, and the length and width stretch, characteristic of double-knit or interlock fabrics sold into athletic wear and intimate apparel markets.
The invention includes fabrics and yarns including polyester bicomponent multifilament yarns. The bicomponent polyester yarn is made from polyethylene terephthalate and polytrimethylene terephthalate in a side by side or eccentric sheath core configuration. The yarns have an improved bulk and provide a more desirable hand- feel in fabrics compared to traditional polyester bicomponent yarns.
D01D 5/253 - Formation of filaments, threads, or the like with a non-circular cross sectionSpinnerette packs therefor
D01F 8/14 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one polyester as constituent
Included is a degradable polyurethaneurea composition that may be a fiber including a glycol, a diisocyanate, and a chain extender; wherein the glycol component comprises greater than 50% by weight of a polyester glycol having a number average molecular weight from about 450 to about 3300 and the fiber is degradable.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/72 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyureas
D01F 6/94 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
7.
EASILY SETTABLE STRETCH FABRICS INCLUDING LOW-MELT FIBER
The present invention provides an easy settable stretch fabric comprising three types of yarns: a rigid fiber, an elastic fiber, and a low-melt fiber, wherein the low-melt fiber comprises low-melt polymer which can be fused in the temperature between 60° C. to 200° C.′, being higher than the temperature used for normal textile process and household laundry, but lower than the temperature used for heat setting elastic fiber. The low-melt fiber can be selected from a group of fibers made from modified polyester, nylon, and polypropylene and the copolymer from them in the form of staple or filament.
D02J 1/08 - Interlacing constituent filaments without breakage thereof, e.g. by use of turbulent air streams
D03D 1/00 - Woven fabrics designed to make specified articles
D03D 15/56 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
D04B 1/16 - Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
D04B 1/18 - Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
D04B 1/24 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel
D04B 1/26 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel stockings
D04B 9/46 - Circular weft knitting machines with independently-movable needles specially adapted for producing goods of particular configuration stockings, or portions thereof
D04B 21/16 - Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threadsFabrics incorporating small auxiliary elements, e.g. for decorative purposes incorporating synthetic threads
D04B 21/18 - Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threadsFabrics incorporating small auxiliary elements, e.g. for decorative purposes incorporating elastic threads
D04B 21/20 - Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting articles of particular configuration
D06M 10/00 - Physical treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents or magnetic fieldsPhysical treatment combined with treatment with chemical compounds or elements
D06P 5/20 - Physical treatments affecting dyeing, e.g. ultrasonic or electric
8.
SPANDEX FIBERS WITH IMPROVED LOW-TEMPERATURE HEAT SETTABILITY
Polyurethaneurea compositions and spandex fiber, fabric and other articles of manufacture thereof with a high low-temperature heat set efficiency and effective methods for their production using mixtures of diamine chain extenders are provided.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/58 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products
D01F 6/78 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from copolycondensation products
D01F 6/88 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
Textile fabrics for the manufacture of clothing Textile fibers used as an integral component of clothing, namely, leggings, pants, underwear, tops, yoga pants, athletic tights, jackets, swimwear, socks
Elasticized nonwoven laminates including high recovery power polyurethane elastic fiber, articles of manufacture with these elasticized nonwoven laminates and methods for production of the elasticized laminates and articles of manufacture are provided.
A61F 13/49 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
A61L 15/26 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bondsDerivatives thereof
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
A stable segmented polyurethane polymer is provided for making spandex fiber that is useful in apparel and hygiene applications and which can affordably and efficiently be reprocessed into spandex fiber with similar properties when recovered via recycling from apparel and hygiene applications in which it is used.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D03D 15/56 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
12.
ELASTIC FIBER, COMPOSITE YARNS AND FABRICS WITH ANTI-SLIPPAGE PERFORMANCE
Elastic fiber with improved seam slippage resistance performance is provided. Also provided are elastic composite yarn, fabrics and articles of manufacture comprising the elastic fiber and methods for production of methods for making spandex fiber, composite yarn, fabric and articles of manufacture with improved elastane slippage resistance.
D01F 6/94 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
Fabrics and garments, and methods for producing these fabrics and garments having a thin polymer layer which reduces degree of nipple protrusion are provided.
D06M 15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane linksPrecondensation products forming them
D06M 23/16 - Processes for the non-uniform application of treating agents, e.g. one-sided treatmentDifferential treatment
D06N 3/00 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
D06N 3/14 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds with polyurethanes
Methods for hosiery production and knit hosiery garments produced by these methods are provided which exhibit reduced sheerness difference between the foot portion and leg portion of the garment and assist with correct positioning of the garment during donning, thus improving fit and appearance of the knit hosiery garments.
D04B 1/26 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel stockings
Co-polyester glycols and polyurethanes and poly(urethane ureas) derived from mixtures containing 2-methyl-l,4-butanediol, articles of manufacture thereof and methods for their production and use are provided.
C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
C08G 63/16 - Dicarboxylic acids and dihydroxy compounds
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
Knitted socks or other garments or portions thereof and methods for producing knitted socks or other garments or portions thereof which stay in place when worn with less or no spandex or rubber fiber in the sock or other garment or portion thereof are provided.
Textile fabrics for use in the manufacture of clothing Textile fibers used as a component of clothing, namely, leggings, pants, underwear, tops, yoga pants, athletic tights, jackets
Air texturized yam with a core fiber and polyamide or polyester fiber, fabrics and garments of the air texturized yarn, and methods for production of the air texturized yarn and fabrics and garments thereof are provided.
22 - Rope, netting, tents, awnings, sails and sacks; padding and stuffing materials
24 - Textiles and textile goods
25 - Clothing; footwear; headgear
Goods & Services
Synthetic fibers and filaments for use in the manufacture of fabrics and textiles Textile fabric for use in the manufacture of clothing; spandex fabric for use in the manufacture of clothing Synthetic fiber sold as an integral component of clothing, namely, pants, jackets, shirts, skirts, swimwear, lingerie, headwear, and socks; and spandex fiber sold as an integral component of clothing, namely, pants, jackets, shirts, skirts, swimwear, lingerie, headwear, and socks
22 - Rope, netting, tents, awnings, sails and sacks; padding and stuffing materials
24 - Textiles and textile goods
25 - Clothing; footwear; headgear
Goods & Services
Synthetic fibers and filaments for use in the manufacture of fabrics and textiles Textile fabric for use in the manufacture of clothing; spandex fabric for use in the manufacture of clothing Synthetic fiber sold as an integral component of clothing, namely, pants, jackets, shirts, skirts, swimwear, lingerie, headwear, and socks; and spandex fiber sold as an integral component of clothing, namely, pants, jackets, shirts, skirts, swimwear, lingerie, headwear, and socks
21.
TRANSFER PRINTABLE ELASTIC DISPERSION WITH SOLID LOW MELT POWDER
An elastic tape or film of a aqueous polyurethane dispersion with solid low melt powder which can be applied to a fabric via transfer printing as well as methods for production of the elastic tape or film, articles of manufacture comprising the elastic tape or film and methods for production of the elastic tape or film are provided.
C09J 7/25 - PlasticsMetallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
Spandex containing an ionic liquid which exhibits antistatic properties and enhanced colorability and dyeability with acid dyes is provided as well as methods for its production and use in articles of manufacture.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D04B 1/18 - Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
D06M 23/10 - Processes in which the treating agent is dissolved or dispersed in organic solventsProcesses for the recovery of organic solvents thereof
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
Elasticized nonwoven laminates including high recovery power polyurethane elastic fiber, articles of manufacture with these elasticized nonwoven laminates and methods for production of the elasticized laminates and articles of manufacture are provided.
A61F 13/49 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
A61L 15/26 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bondsDerivatives thereof
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
25.
ELASTIC FIBER, COMPOSITE YARNS AND FABRICS WITH ANTI-SLIPPAGE PERFORMANCE
Elastic fiber with improved seam slippage resistance performance is provided. Also provided are elastic composite yarn, fabrics and articles of manufacture comprising the elastic fiber and methods for production of methods for making spandex fiber, composite yarn, fabric and articles of manufacture with improved elastane slippage resistance.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/94 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
D03D 15/56 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
Fabrics and garments, and methods for producing these fabrics and garments having a thin polymer layer which reduces degree of nipple protrusion are provided.
D06N 3/12 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
D06N 3/14 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds with polyurethanes
A41D 13/00 - Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
B32B 5/24 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer
D04B 1/24 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel
D06M 15/643 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
D06M 23/16 - Processes for the non-uniform application of treating agents, e.g. one-sided treatmentDifferential treatment
27.
Knit structures with reduced curl and roll over and a method of making same
Knit structures and processes for constructing knit structures which can be used as a replacement for double layer bands in articles of clothing such as, but not limited to, pantyhose, stockings, stay ups and socks are provided.
D04B 1/18 - Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
D04B 1/26 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel stockings
Compositions containing spandex and quaternary amine additives for use in filaments, fiber and articles of manufacture having improved wash fastness when dyed with acid dyes are provided. Methods for production of these compositions are also provided.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/94 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
Knitted socks or other garments or portions thereof and methods for producing knitted socks or other garments or portions thereof which stay in place when worn with less or no spandex or rubber fiber in the sock or other garment or portion thereof are provided.
Included is a stretchable fabric composite laminate, which includes two outer layers of fabric with a bonded inner layer of elastomeric fibers. The stretchable fabric composite laminate is attached to the garment fabric as an edgeband or strap or within an edgeband or strap to provide a more comfortable garment or greater fit range.
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 7/09 - Interconnection of layers by mechanical means by stitching, needling or sewing
B32B 7/14 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties applied in spaced arrangements, e.g. in stripes
31.
Garment incorporating waterproof or water resilient aqueous polyurethane dispersions and/or having altered stress profile
Articles, such as garments, including films comprising dried aqueous polyurethane dispersions are disclosed, whereby the garment has an altered stress which is exhibited during wear of the garment and/or has one or more sections of waterproof or water-resilient fabric. The film may be bonded to the fabric of the article to provide a fabric or film laminate.
D06M 15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane linksPrecondensation products forming them
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
B32B 1/00 - Layered products having a non-planar shape
B32B 27/14 - Layered products essentially comprising synthetic resin next to a particulate layer
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 5/08 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments the fibres or filaments of a layer being specially arranged or being of different substances
B32B 27/10 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of paper or cardboard
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/24 - Layered products essentially comprising synthetic resin characterised by the use of special additives using solvents or swelling agents
B32B 29/00 - Layered products essentially comprising paper or cardboard
B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
B32B 13/12 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
B32B 5/16 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder
B32B 9/02 - Layered products essentially comprising a particular substance not covered by groups comprising animal or vegetable substances
B32B 21/08 - Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resinLayered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, next to another layer of a specific substance of fibre-reinforced resin
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
A41C 3/10 - Brassières with stiffening or bust-forming inserts
B32B 5/24 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer
B32B 15/095 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin comprising polyurethanes
B32B 5/06 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments characterised by a fibrous layer needled to another layer, e.g. of fibres, of paper
B32B 5/32 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous both layers being foamed or specifically porous
B32B 3/26 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids
B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 9/04 - Layered products essentially comprising a particular substance not covered by groups comprising such substance as the main or only constituent of a layer, next to another layer of a specific substance
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
A41B 17/00 - Selection of special materials for underwear
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
01 - Chemical and biological materials for industrial, scientific and agricultural use
25 - Clothing; footwear; headgear
Goods & Services
Polymer base dispersions used in the manufacture of apparel Polymer base dispersions sold as an integral component of finished clothing products, namely, leggings, underwear, swimsuits, yoga pants, athletic tights, pants and shirts
34.
TRANSFER PRINTABLE ELASTIC DISPERSION WITH SOLID LOW MELT POWDER
An elastic tape or film of a aqueous polyurethane dispersion with solid low melt powder which can be applied to a fabric via transfer printing as well as methods for production of the elastic tape or film, articles of manufacture comprising the elastic tape or film and methods for production of the elastic tape or film are provided.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
36.
STEAM JET BULKING OF MULTICOMPONENT YARNS FOR IMPROVED POST TEXTILE PROCESSING
Processes for steam jet bulking of multicomponent yarns, yarns produced via these processes, packages of wound multicomponent yarns produced via these processes, and stretch fabrics and articles of manufacture of these yarns and stretch fabrics are provided.
D02G 1/16 - Producing crimped or curled fibres, filaments, yarns or threads, giving them latent characteristics using jets or streams of turbulent gases, e.g. air, steam
D02J 1/08 - Interlacing constituent filaments without breakage thereof, e.g. by use of turbulent air streams
37.
KNIT STRUCTURES WITH REDUCED CURL AND ROLL OVER AND A METHOD OF MAKING SAME
Knit structures and processes for constructing knit structures which can be used as a replacement for double layer bands in articles of clothing such as, but not limited to, pantyhose, stockings, stay ups and socks are provided.
Compositions containing spandex and quaternary amine additives for use in filaments, fiber and articles of manufacture having improved wash fastness when dyed with acid dyes are provided. Methods for production of these compositions are also provided.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/94 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
A method of making polyurethane or polyurethane urea strands containing siloxane in the polyurethane or polyurethane urea backbone including the steps of: (a) reacting a macroglycol with a diisocyanate to form a prepolymer; (b) reacting the prepolymer with a diamine to form a spinning solution; (c) spinning the spinning solution to form polyurethane or polyurethane urea strands, wherein: i. a diol-polydimethylsiloxane is reacted with the macroglycol and the diisocyanate in step (a); ii. a diamine-polydimethylsiloxane is reacted with the prepolymer prior to the reaction of the prepolymer with the diamine in step (b); or iii. a diamine-polydimethylsiloxane is reacted at the same time as the prepolymer and diamine in step (b), and wherein the polyurethane or polyurethane urea strands comprise less than or equal to 6% of siloxane by weight based on the weight of the polyurethane or polyurethane urea strands and elastic fibers made thereby. An elastic fiber including two or more polyurethane or polyurethane urea strands including siloxane in the polyurethane or polyurethane urea backbone that are bundled together, wherein the siloxane is present in an amount of greater than or equal to 0.01% and less than or equal to 4.0% by weight based on the weight of the fiber. In some aspects, the siloxane is free of urethane radicals.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/72 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyureas
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
41.
Aqueous polyurethane dispersions, prepolymers, and shaped articles made therefrom
Aqueous polyurethane dispersions, prepolymers for formation of these dispersions, methods for their use in shaping articles, as well as shaping articles produced thereby are provided.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 18/34 - Carboxylic acidsEsters thereof with monohydroxyl compounds
A method and system that facilitates the size selection for garments such as hosiery or pantyhose with the aim to improve comfort and fit for the wearer is provided.
G06T 7/62 - Analysis of geometric attributes of area, perimeter, diameter or volume
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
A rolling guide for a fiber strand comprises a first support member extending from a base of the roller guide to a compound joint having first and second portions. The first portion of the compound joint is mounted on the first support member for rotation around a first axis. The second portion of the compound joint being rotatable relative to the first portion around a second axis at a compound angle to the first axis. A second support member is connected with the second portion of the compound joint at a proximal end of the second support member. A channeled roller is carried on the second support member distally from the proximal end, and mounted for rotation around a third axis. The channeled roller has an annular channel formed therein. A fastener is provided to selectively prevent the second portion of the compound joint from rotating around the second axis relative to the first portion of the compound joint. Also provided according to the present disclosure is a method of guiding one or more fiber strands from a fiber package on a creel device to a destination location for further processing.
A polyurethaneurea composition comprises a reaction product of at least one diisocyanate compound, a polymeric glycol, a poly(tetramethylene-co-ethyleneether) glycol comprising constituent units derived by copolymerizing tetrahydrofuran and ethylene oxide (EO) wherein the portion of the constituent units derived from ethylene oxide is present in the poly(tetramethylene-co-ethyleneether) glycol from greater than about 37 to about 70 mole percent, at least one diamine chain extender, and at least one chain terminator. The invention further relates to the use of blends of polymeric glycols and poly(tetramethylene-co-ethyleneether) glycols as the soft segment base in spandex compositions. The invention also relates to new polyurethane compositions comprising polymeric glycols and poly(tetramethylene-co-ethyleneether) glycols, and their use in spandex.
D01F 6/78 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from copolycondensation products
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 18/72 - Polyisocyanates or polyisothiocyanates
D02G 3/02 - Yarns or threads characterised by the material or by the materials from which they are made
Articles, such as garments, including films comprising dried aqueous polyurethane dispersions are disclosed, whereby the garment has an altered stress which is exhibited during wear of the garment. The film may be bonded to the fabric of the article to provide a fabric or film laminate.
D06M 15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane linksPrecondensation products forming them
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
A41D 13/00 - Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
D06N 7/00 - Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
D06M 15/227 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of hydrocarbons, or reaction products thereof, e.g. afterhalogenated or sulfochlorinated
D06M 15/568 - Reaction products of isocyanates with polyethers
D06M 15/693 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with macromolecular compoundsSuch treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
D06N 3/10 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with styrene-butadiene copolymerisation products
D06N 3/14 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds with polyurethanes
D06N 3/00 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
D06M 23/08 - Processes in which the treating agent is applied in powder or granular form
Included are elastomeric fibers and method for preparing such fibers, which include a bio-derived butanediol. The bio-derived butanediol is used to prepare a polymeric glycol composition, which is contacted with a diisocyanate and spun to provide an elastomeric fiber.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
Included are articles such as garments including polymer film compositions to alter the stress profile of the garment which is exhibited during wear of the garment. The polymer film may be bonded to the fabric to provide a fabric/film laminate.
A41D 13/00 - Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
A41D 13/002 - Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment
A41D 13/012 - Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches for aquatic activities, e.g. with buoyancy aids
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
The present invention provides a method for preparing a foam that includes a polyurethaneurea dispersion. These foams have enhanced flexibility and resistance to compressibility compared to convention polyurethane foam. These foams may also be made by a reaction injection molding process. The method includes preparing a shaped polyurethane foam article by: (a) providing a first composition comprising at least one polyol, a chain extender composition and a blowing agent; (b) providing a second composition comprising at least one of a diisocyanate, a capped glycol, and combinations thereof; (c) mixing the first composition and the second composition to form a reaction mixture into a heated mold; and (d) allowing the reaction mixture to form a polyurethane foam; wherein the first composition includes one of: (i) the chain extender composition includes at least one amine compound; (ii) the blowing agent includes a polyurethaneurea aqueous dispersion; and (iii) combinations of (i) and (ii).
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/02 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
B29C 44/38 - Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
B29L 31/58 - Upholstery or cushions, e.g. vehicle upholstery or interior padding
B29K 75/00 - Use of polyureas or polyurethanes as moulding material
B29C 44/34 - Component parts, details or accessoriesAuxiliary operations
Articles of knit fabric having a surface side and a base side, and including a set of ground yarns and a layer of effect yarns, wherein the ground yarns and effect yarns are knit through intermesh points in a predetermined arrangement, wherein the effect yarns are alternately arranged with the ground yarns, and wherein the ground yarns contain at least one elastic fiber and optionally at least one hard fiber, and the effect yarns contain at least one hard fiber or at least one elastic fiber are provided.
An article comprising a knit fabric having a surface side and a base side, and including a set of ground yarns and a layer of effect yarns, wherein the ground yarns and effect yarns are knit through intermesh points in a predetermined arrangement wherein the effect yarns are alternately arranged with the ground yarns and wherein the ground yarns comprise at least one elastic fiber and optionally at least one hard fiber, and the effect yarns comprise at least one hard fiber and optionally an elastic fiber.
Included herein is an articles and methods including a core spun yarn. The core spun yarn includes a sheath of hard fibers and two sets of elastic fibers wherein the sets of elastic fibers have different properties. The properties may differ in one or more ways such as having a different denier, composition or draft. One or both of the sets of elastic fibers can be precovered.
D02G 3/38 - Threads in which fibres, filaments, or yarns are wound with other yarns or filaments
D03D 15/08 - Woven fabrics characterised by the material or construction of the yarn or other warp or weft elements used using stretchable or elastic threads
22 - Rope, netting, tents, awnings, sails and sacks; padding and stuffing materials
25 - Clothing; footwear; headgear
Goods & Services
Synthetic fibers and filaments for use in the manufacture of clothing, footwear and headwear, fabrics, textiles and yarns Clothing, namely, shirts, T-shirts, sweaters, sweat pants, trousers, shorts, underwear, shoes, boots, socks, jackets, athletic uniforms, hats
22 - Rope, netting, tents, awnings, sails and sacks; padding and stuffing materials
24 - Textiles and textile goods
Goods & Services
Synthetic fibers and filaments for use in the manufacture of clothing, footwear and headwear, fabrics, textiles [ and yarns ] Textiles and textile goods, namely, cloth textiles and textile fabrics for use in the manufacture of apparel and footwear
A method is provided for winding an elastic yarn into a cylindrical substantially straight-ended yarn package. The method includes feeding an elastic or elastomeric yarn at a substantially constant speed to a tube core to form the yarn package. The yarn package is rotated such that the yarn package with a substantially constant surface speed. The yarn is wound to form layers of helical coils, while providing a helix angle variation of greater than zero up to +/−80%.
An article including a woven fabric comprising warp yarns and weft yarns, wherein at least one of either the warp yarns or the weft yarns includes: (a) a corespun elastic base yarn having a denier and including staple fiber and an elastic fiber core; and (b) a separate control yarn selected from the group consisting of a single filament yarn, a multiple filament yarn, a composite yarn, and combinations thereof; having a denier greater than zero to about 0.8 times the denier of the corespun elastic base yarn; wherein the woven fabric includes (1) a ratio of corespun base yarn ends to control yarn ends of up to about 6:1; or (2) a ratio of corespun base yarn picks to control yarn picks of up to about 6:1; or (3) both a ratio of corespun base yarn ends to control yarn ends of up to about 6:1; and a ratio of corespun base yarn picks to control yarn picks of up to about 6:1.
D03D 15/08 - Woven fabrics characterised by the material or construction of the yarn or other warp or weft elements used using stretchable or elastic threads
D03D 15/00 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
D03D 1/00 - Woven fabrics designed to make specified articles
Disclosed herein are spandex fibers having reduced friction. The spandex fibers have a sheath-core cross-section with a lubricating additive is included in the sheath. A fusing additive is optionally included where a coalesced multifilament spandex yarn is desired.
D01F 8/16 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
An article comprising a yarn comprising an elastomeric propylene-based polymer composition; said polymer composition comprising at least one elastomeric propylene-based polymer, wherein said yarn has a draft greater than 200%; wherein said article is a fabric or a garment.
Included are polymer compositions including a polymer and about 0.1% to 25% by weight of a cellulose additive. The polymer composition is in the form of a film and the cellulose additive may be a cellulose ester such as cellulose acetate butyrate.
C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers
C08L 23/02 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers not modified by chemical after-treatment
To provide elastic fabric that has comfortable wear and fit even in thin and light fabric by using a high-powered polyurethane elastic fiber that has at least 1.5 times the active force and recovery per unit fineness at the time of 100 to 200% elongation compared to conventional polyurethane elastic fiber. Resolution means an elastic fabric comprising a polyurethane elastic fiber made of a polyol, with a molecular weight between 450 and 1600 with a ratio of weight average molecular weight to number average molecular weight of at least 1.8, an organic diisocyanate compound, and a diamine compound.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D03D 15/08 - Woven fabrics characterised by the material or construction of the yarn or other warp or weft elements used using stretchable or elastic threads
D04B 1/18 - Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
Disclosed herein are spandex fibers having reduced friction combined to provide a multiple end spandex package. The spandex fibers have a sheath-core cross-section with a lubricating additive is included in the sheath. A fusing additive specifically excluded to avoid coalescence among the individual filaments in the yarn. When combined in a yarn package, the multiple filaments are separable.
D01F 8/16 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
71.
Methods of making and using elastic fiber containing an anti-tack additive
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
The invention provides hosiery including a panty portion that is asymmetrical. The hosiery provides a comfortable fit for a variety of different sizes including larger sizes and maternity.
D04B 1/24 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel
Disclosed herein are a highly uniform spandex and process for making such spandex. More particularly, the polyurethaneurea of which such spandex is prepared has both dialkylurea and cycloalkylurea ends, wherein a chain terminator composition includes a dialkylamine such as diethylamine and a cylcoalkylamine such as cyclohexylamine.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
D03D 13/00 - Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
D03D 15/00 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
D03D 15/08 - Woven fabrics characterised by the material or construction of the yarn or other warp or weft elements used using stretchable or elastic threads
D03D 17/00 - Woven fabrics having elastic or stretch properties due to manner of weaving
D04B 1/18 - Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
D04B 1/22 - Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting goods of particular configuration
D04B 7/16 - Flat-bed knitting machines with independently-movable needles for producing fabrics consisting of, or incorporating, elastic threads
D04B 7/24 - Flat-bed knitting machines with independently-movable needles for producing patterned fabrics
D04B 9/24 - Circular weft knitting machines with independently-movable needles with special provision for commencing goods, e.g. with non-run edges
D04B 11/12 - Straight-bar knitting machines with fixed needles for producing fabrics from, or incorporating, elastic threads
D04B 21/14 - Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threadsFabrics incorporating small auxiliary elements, e.g. for decorative purposes
D04B 21/20 - Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machinesFabrics or articles defined by such processes specially adapted for knitting articles of particular configuration
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/72 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyureas
74.
Polyurethane elastic yarn and production method thereof
[Problem] To provide a polyurethane elastic yarn which has the high strength and ductility sought in polyurethane elastic yarn, and also has excellent durability and heat resistance, as well as little fatigue at low temperature; and a production method thereof.
[Means of Resolution] A polyurethane elastic yarn made from polyurethane which has polymer diol and diisocyanate as starting substances, wherein said polyurethane comprises a polyurethane A containing a polybutadiene structure in which the proportion of 1,2-bonded butadiene structure to 1,4-bonded butadiene structure in the molecule is in the range from 91:9 to 20:80.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 6/94 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
Included are multiple component elastic fibers prepared by a solution-spinning process such as dry spinning or wet spinner of spandex fibers including polyurethaneurea and polyurethane compositions. These fibers have a cross-section including at least two separate regions with definable boundaries wherein at least one region defined by the boundaries of the cross-section includes a polyurethaneurea or polyurethane composition. One region of the fiber includes a fusibility improvement additive to enhance adhesion to itself or to a substrate.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 8/16 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
D03D 15/56 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
Included are multiple component elastic fibers prepared by a solution-spinning process such as dry spinning or wet spinner of spandex fibers including polyurethaneurea and polyurethane compositions. These fibers have a cross-section including at least two separate regions with definable boundaries wherein at least one region defined by the boundaries of the cross-section includes a polyurethaneurea or polyurethane composition. One region of the fiber includes a fusibility improvement additive to enhance adhesion to itself or to a substrate.
D01F 6/70 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyurethanes
D01F 8/16 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
D03D 15/08 - Woven fabrics characterised by the material or construction of the yarn or other warp or weft elements used using stretchable or elastic threads
D04B 1/16 - Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
An elastic multiple component fiber comprising a cross-section, wherein at least a first region of said cross-section comprises a polyurethaneurea composition; and comprising a second region.
D01F 8/16 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
79.
Brassiere construction using multiple layers of fabric
A body-shaping garment and fabric is provided. The garment includes an inner fabric layer and an outer fabric layer. The inner fabric layer is placed in an angular orientation relative to the outer fabric layer. Further, the inner fabric layer and the outer fabric layer have sufficiently isotropic hysteresis.
Embodiments of the disclosure include elastomeric stretch fibers containing an anti-tack agent, methods of preparing the fiber, methods of using this fiber, articles including this fiber, and the like.
D01F 6/30 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising olefins as the major constituent
D01F 6/46 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
Articles comprising garments with at least one opening layers are included. The articles may include an elastic polymer composition such as a film, a melt or an aqueous dispersion.
Included is a spinning cell for a synthetic fiber such as spandex. The spinning cell includes a top closure which reduces or eliminates solvent vapor transfer, where solvent vapor process gas(es) may leave the cell and room air may be introduced into the spinning cell. A bottom closure device may also be included.
D02G 3/00 - Yarns or threads, e.g. fancy yarnsProcesses or apparatus for the production thereof, not otherwise provided for
D03D 15/08 - Woven fabrics characterised by the material or construction of the yarn or other warp or weft elements used using stretchable or elastic threads
Included are nylon and polyurethane urea compositions such as in the form of powders, beads and flock to be included in extruded and molded articles containing a thermoplastic resin such as nylon 12. The addition of the powders, beads or flock improve flexibility and shape retention of such molded articles, for example in eyewear frames.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
Included is a woven fabric having warp yarns and weft yarns. Either warp yarn or weft yarn or both warp and weft yarns have two separate systems of yarns. The systems of yarns include a hard yarn forming the main body of fabric and a composite covered elastic yarn with an elastic fiber core; wherein the fabric has an outer face side, a back side, and the fabric includes at least one of: (a) a weaving pattern where the composite yarn and at least one adjacent hard yarn pass over the same pick when the composite yarn is on the outer surface; (b) the ratio of hard yarn denier to composite yarn denier is at least 1:1; and (c) the composite yarn floats over no more than 5 picks on the outer face side.
D03D 15/08 - Woven fabrics characterised by the material or construction of the yarn or other warp or weft elements used using stretchable or elastic threads
D03D 25/00 - Woven fabrics not otherwise provided for
The present invention is directed to a high-loft nonwoven including a binder or stabilizer including a polyurethaneurea composition that provides flexibility and compression recovery to the nonwoven structure. Included is a polyurethaneurea dispersion as a stabilizer or binder for the short-length fibers which create the high-loft nonwoven structure. The invention is useful as an improved alternative for such things as polyurethane foam in applications such as bra cups.
B32B 27/04 - Layered products essentially comprising synthetic resin as impregnant, bonding, or embedding substance
D04H 1/64 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
D04H 1/00 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
D04H 1/541 - Composite fibres e.g. sheath-core, sea-island or side-by-sideMixed fibres
D04H 1/587 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives characterised by the bonding agents used
B32B 5/08 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments the fibres or filaments of a layer being specially arranged or being of different substances
A polyurethaneurea composition comprises a reaction product of at least one diisocyanate compound, a polymeric glycol, a poly(tetramethylene-co-ethyleneether) glycol comprising constituent units derived by copolymerizing tetrahydrofuran and ethylene oxide (EO) wherein the portion of the constituent units derived from ethylene oxide is present in the poly(tetramethylene-co-ethyleneether) glycol from greater than about 37 to about 70 mole percent, at least one diamine chain extender, and at least one chain terminator. The invention further relates to the use of blends of polymeric glycols and poly(tetramethylene-co-ethyleneether) glycols as the soft segment base in spandex compositions. The invention also relates to new polyurethane compositions comprising polymeric glycols and poly(tetramethylene-co-ethyleneether) glycols, and their use in spandex.
A brassiere or breast shaping garment has a pair of breast-receiving cups, each of which is formed with an inner fabric layer and an outer fabric layer. The inner fabric layer is placed in an angular orientation relative to the outer fabric layer. Further, the inner fabric layer and the outer fabric layer have sufficiently isotropic hysteresis.
When elastomeric yarns are unwound and fed to the needles of a circular knitting apparatus, a yarn package relaxation profile is set, or determined, with corresponding adjustments made to the unwinding speed based on such package relaxation profile. Variably compensating for a varying package relaxation while knitting results in more uniform properties in a circular knit fabric and improved elastomeric yarn yield.
The invention provides a polyester bicomponent core spun yarn comprising a sheath of at least one hard fiber and having an English cotton count of from about 5 to about 60 and a core of bicomponent polyester filament. The invention further includes a fabric substantially free of grin-through of the bicomponent polyester filament.