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5334451 |
Continuous filament yarn precoat septum
A precoat septum in the form of a winding onto a core of textured yarn produced of continuous filaments of an organic or inorganic material. The yarn is texturized by air blowing a plurality of...
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5316846 |
Coated substrates
A composition comprising an acid resistant substrate in the form of fibers or particles coated with electrically conductive, doped tin oxide.
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5314446 |
Sterilized heterogeneous braids
Heterogeneous braided multifilament of first and second set of yarns mechanically blended by braiding, in which first and second set of yarns are composed of different fiber-forming materials....
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5308697 |
Potentially elastic conjugate fiber, production thereof, and production of fibrous structure with elasticity in expansion and contraction
A potentially elastic composite filament, preferably a core-sheath composite filament composed of a polyurethane as the core and a polyester as the sheath, wherein the ratio of a polyurethane...
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5302443 |
Crimped fabric and process for preparing the same
A fabric which can be made by a wet-laid process using crimpable bicomponent fibers is disclosed which may have a high bulk and/or elasticity. The fabric can be made by a high speed continuous...
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5284009 |
Fiber blends for improved carpet texture retention
The present invention relates to ply-twisted yarns comprising fiber blends of about 70 to 90 weight percent base fiber and about 10 to 30 percent non-melt compatible polyolefin fiber having a...
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5272005 |
Sheath/core composite materials
Rayon/nylon and other sheath/core composite fibers or other materials, with good adhesion between sheath and core resulting from an adhesion promoter. The adhesion promoter is difunctional and...
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5264282 |
Polyamide filament, process for producing it and its use
The process for making a polyamide filament having thermal and mechanical properties close to those of nylon 66 but without spherulites includes concentrating an aqueous solution of adipic...
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5227224 |
Stretchable nonwoven fabrics and method for producing same
A stretchable nonwoven fabric is provided, in which a uniform web comprising 70 to 100% by weight of polypropylene base heat-bondable composite fibers and 0 to 30% by weight of other organic fibers...
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5223317 |
Texture carpets and rugs made from fiber blends
A blend of low shrinkage polyester fibers and high shrinkage polyester fibers is described. In particular, the blend includes high shrinkage PET copolymers having boiling water shrinkages from 6 to...
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5209974 |
Copolymeric yarns for textured carpets
Heatset, textured (e.g. stuffer box textured), continuous filament, nylon carpet yarn useful for making textured carpets is disclosed. The yarn is made from nylon 66 copolymer. Textured carpets...
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5206080 |
Fragrant non-hollow core-in-sheath type composite staple fiber and textile material containing same
A fragrant non-hollow core-in-sheath type composite staple fiber having a length of from 3 mm to 150 mm and useful for gradual fragrance-emitting textile materials comprises (1) a non-hollow core...
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5202182 |
Multifilament apparel yarns of nylon
Incorporating a minor amount of a hydrogen bonding additive such as nylon 6 monomer or 2-methyl-pentamethylene adipamide monomer in a nylon 66 high RV polymer for making nylon 66 POY provides...
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5199253 |
Nylon rope having superior friction and wearing resistance
A multi-strand nylon rope having improved abrasion resistance comprised of a plurality of strands. Each strand is comprised of a plurality of yarns wherein each yarn is formed of a predetermined...
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5188892 |
Spun textile yarns
Spun textile yarns from new polyester staple fiber, and downstream textile articles, such as fabrics and garments, made from such, and blends thereof, wherein the staple fiber is of intentionally...
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5188894 |
Composite carbon fiber and process for preparing same
Disclosed herein is curled or uncurled composite carbon fiber which comprises part of optically isotropic carbon fiber and balance of optically anisotropic one and a process for preparing the same....
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5164262 |
Polyurethane polyamide self-crimping conjugate fiber
A polyurethane polyamide self-crimping conjugate fiber having eccentric conjugate form, comprises a high hardness polyurethane having a Shore hardness D of 58 to 75 and a polyamide having a melting...
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5143786 |
Composite fibers, water-absorbing material using the composite fibers as a base material and method for producing the same
The present invention uses, as a base material, a multi-layer film comprising more than two layers and formed from thermoplastic resins different in melting point from one another. A sectional...
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5137852 |
High temperature ceramic composites
Thermodynamically stable ceramic composites are provided for use in high temperature oxidizing environments. The composites comprise high strength alumina fibers (Al 2 O 3 ) in a ceramic matrix....
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5137782 |
Granular composite containing metal fibers and plastic articles made therefrom
The granular composite is obtained by chopping a composite strand containing metal fibers, said fibers being embedded as bundles in a plastic and is to be used for the shaping of plastic articles....
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5134013 |
Folding and crimping apparatus
This invention comprises apparatus and methods for folding and crimping shredded strips of sheet material into preselected lengths of interlocking, decorative material and/or bulk packaging...
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5130195 |
Reversible crimp bicomponent acrylic fibers
An acrylic fiber tow is disclosed which comprises 1) monocomponent filaments of each of two acrylonitrile polymers differing in hydrophilic properties, 2) bicomponent filaments of both of said...
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5116681 |
Anti-static yarns containing polystyrene
A process wherein freshly-spun, undrawn, nonconductive filaments are combined with one or more spin-oriented, conductive filaments having a nonconductive component made from a major portion of...
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5110771 |
Method of forming a precracked fiber coating for toughening ceramic fiber-matrix composites
A method of producing a ceramic fiber/ceramic matrix composite having a precracked fiber coating includes depositing a metal coating or a metal nitride or metal carbide coating on each ceramic...
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5108820 |
Soft nonwoven fabric of filaments
Nonwoven fabrics formed, in spun-bonding process, of crimped bi-component composite filaments composed of (A) a first component composed of (a) 3 to 40% by weight of a propylene/ethylene random...
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5102724 |
Two-way stretch fabric and method for the preparation thereof
A lengthwise and crosswise stretchable fabric comprising bicomponent polyester filaments produced by conjugate spinning in side-by-side relationship component (A), a polyethylene terephthalate...
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5102713 |
Carpet fiber blends and saxony carpets made therefrom
A blend of low shrinkage polyester fibers and high shrinkage polyester fibers is described. In particular, the blend includes high shrinkage PET copolymers having boiling water shrinkages from 6 to...
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5091252 |
Non-organic/polymer fiber composite and method of making same
The present invention relates to a new and useful composite fiber. The composite fiber is comprised of non-organic particulates bound to an organic polymer in fiber form. Many non-organic...
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5082720 |
Melt-bondable fibers for use in nonwoven web
Melt-bondable, bicomponent fibers suitable for use in nonwoven articles, said fibers having as a first component a polymer capable of forming fibers and as a second component a compatible blend of...
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5071705 |
Composite fibres, water-absorbing material using the composite fibres as a base material and method for producing the same
The present invention uses, as a base material, a multi-layer film comprising more than two layers and formed from thermoplastic resins different in melting point from one another. A sectional...
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5068061 |
Electroconductive polymers containing carbonaceous fibers
A composition comprising a thermoplastic electroconductive resin matrix containing a multiplicity of reinforcing carbonaceous fibers, the improvement which comprises said reinforcing fibers...
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5063945 |
Tobacco filter stock
A tobacco filter stock capable of being molded into a filter only be entanglement of filaments with one another without any adhesion means, whereby the resulting filter has a suitable hardness and...
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5059482 |
Composite fiber and process for producing the same
Provided is a composite fiber comprising an ethylenevinyl alcohol copolymer (component A) and a polyester (component B) heterogeneously blended with each other. In the cross section of the fiber,...
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5019439 |
Thermoplastic resin film matrix with continuous tapes
A composite, thermoplastic resin film comprises a matrix in the form of a film and formed of a first thermoplastic resin, and a plurality of substantially continuous tapes dispersed within the...
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4999243 |
Far infra-red radiant composite fiber
There is disclosed a far infra-red radiant composite fiber composed of a core polymer containing 10 to 70 percent by weight of a far infra-red radiant grained material covered with a sheath polymer...
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4999245 |
Multi-layered conjugated acrylic fibers and the method for their production
A multi-layered conjugated acrylic fiber comprises different polymers which are conjugated along the fiber axis in layers. On the average the fiber contains more than two layers of acrylic...
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4955189 |
Worsted yarn-like false-twisted yarn
Disclosed is a worsted yarn-like false-twisted yarn composed of large-denier multifilaments having a thickness of at least 4 de and small-denier multifilaments having a thickness of 0.7 to 2 de,...
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4933427 |
New heather yarns having pleasing aesthetics
Flat heather polyester yarns that provide soft pleasing fabrics that can easily be brushed (or napped) to enhance their aesthetics, on account of their unusually low tenacity, that consist...
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4929698 |
New polyester yarns having pleasing aesthetics
Flat polyester yarns that provide soft pleasing fabrics that can easily be brushed (or napped) to enhance their aesthetics, on account of their unusually low tenacity, that consist essentially of...
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4917943 |
Fiber containing aggregate and process for its preparation
A fiber containing aggregate, for example, a filler material for covers or pillows, for cushioning or as a filter is described, together with a process for its preparation. In order to provide an...
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4912821 |
Method of forming crimps in high tensile modulus filaments
Satisfactory crimps are formed in high tensile modulus filaments having a tensile modulus of elasticity of 5,000 kg/mm 2 or more by mixing the high tensile modulus filaments with additional...
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4911980 |
Spherical fiber aggregate, in particular as a filler or cushioning material
A spherical fiber aggregate, in particular as a filler and cushioning material of spherically entangled fibers and/or filaments, is described. In order to provide fiber balls of this generic type,...
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4908263 |
Nonwoven thermal insulating stretch fabric
A nonwoven thermal insulating stretch fabric is provided. The fabric comprises 10 to 90 weight percent elastomeric melt blown microfiber web, the microfibers having an average diameter of less than...
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4883707 |
High loft nonwoven fabric
Disclosed are high loft nonwoven fabric composites, suitable for use as coverstock in absorbent personal care articles, that are composed of at least two carded webs of bicomponent thermoplastic...
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4871604 |
Binder powder carpet fiber
Pile carpet of nylon, polyester, or other pile yarn, is coated with 0.1 to 5 weight percent, based on weight of the pile yarn of a heat-activated adhesive powder having a melting point within the...
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4840846 |
Heat-adhesive composite fibers and method for making the same
A heat-adhesive composite fiber consisting of core portion and sheath portion, the core portion being of the side-by-side type composite structure comprising two core components of different...
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4833012 |
Fiber entanglements and method of producing same
A fiber entanglement is provided which is characterized in that it is a three-dimensional entanglement comprising elastic fibers (A) each being a fine-denier fiber bundle or exhibiting porous fiber...
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4822677 |
High-temperature carbon fiber coil
A coil comprising a carbon filament winding with fused particulate insulative coating therearound and method of producing such carbon filament coil.
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4820574 |
Filling material for cushions and covers
A filler material for cushions and covers, in particular with spherical fiber aggregates wherein individual cut fibers are intertwined, is described. The fiber aggregates are capable of forming...
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4814229 |
Spherical fiber aggregate
A spherical fiber aggregate having an inner core and outer covering, in particular as a filler material for cushions and covers wherein individual filaments or fibers are intertwined, is...
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