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6984631 |
Thermoplastic cellulose derivative composition and fiber comprising the same
A thermoplastic cellulose derivative composition of the present invention contains, as a main component, a cellulose ester having an aliphatic polyester side chain having a repeat unit having 2 to...
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6869679 |
Dyed olefin yarn and textile fabrics using such yarns
A novel olefin textile fabric knitted woven and non-woven that in one aspect of the invention is disperse dyed to a light, medium or deep solid shade. In another aspect, the textile fabrics of the...
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6607562 |
Moisture wicking aramid fabric and method for making such fabric
The present invention provides a durable to a wicking aramid fabric formed from crystallized aramid yarns or mixtures of aramid and other yarns for use in firefighter turnout gear and other...
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5576366 |
Dyeable polyolefin compositions and method
Compositions of ethylene alkyl acrylate grafted onto polypropylene are dyeable with disperse or cationic dyes. A small amount of polyester may be include, along with a hydrophilic modifier...
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5460881 |
Making a yarn of particulate-impregnated aramid fibers
A process is disclosed for treating aramid fibers with a dispersion of particulate material in a swelling solvent to yield embodiment of the particles in the surface of the fibers.
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5429869 |
Composition of expanded polytetrafluoroethylene and similar polymers and method for producing same
The present invention provides improved compositions of expanded polytetrafluoroethylene (PTFE) and similar polymers and methods for forming and using such compositions. In its preferred...
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5306312 |
Dye diffusion promoting agents for aramids
Aramid and aramid-blend fabrics are dyed or flame-retardant treated or both dyed and flame-retardant treated using conventional heat dyeing equipment. Aliphatic amides capable of swelling the...
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5298028 |
Method of making a yarn of particulate-impregnated aramid fibers
A process is disclosed for treating aramid fibers with a dispersion of particulate material in a swelling solvent to yield embodiment of the particles in the surface of the fibers.
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5217529 |
Aqueous medium of a water insoluble additive for mineral fiber insulating materials
Insulating materials consisting of artificial mineral fibers are impregnated with water insoluble additives, e.g. dust binders and/or water repellant finishing agents in that they are wetted with...
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5174790 |
Exhaust process for dyeing and/or improving the flame resistance of aramid fibers
Aramid and aramid-blend fabrics are dyed or flame-retardant treated or both dyed and flame-retardant treated using conventional heat dyeing equipment. Octylpyrrolidones, tributyl phosphine oxide...
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5065491 |
Method for producing curved slide fastener chains and method for producing curved slide fasteners
A method of producing curved slide fastener chains or a curved slide fasteners is disclosed. Fastener elements are planted along respective one side edges of a pair of fastener tapes, at least one...
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4985041 |
Dye assistant composition for hydrophobic fibers
Compositions for use as dye assistants are formed from a non-phenolic aromatic swelling agent for the fiber to be dyed mixed with just enough dispersant to cause a non-foaming emulsion upon...
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4911730 |
Process for enhancing the strength of aramid fabrics
Breaking and/or test strength of aramid fabrics are enhanced when finished with a fabric softener. Improvements of up to 50% over the corresponding untreated greige fabrics and up to 45% over the...
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4898596 |
Exhaust process for simultaneously dyeing and improving the flame resistance of aramid fibers
Aramid and aramid-blend fabrics are dyed and optionally flame-retardant treated using conventional pressure and heat dyeing equipment. Odor-free, colored or colored and highly flame resistant...
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4853253 |
Method of activating surface of shaped body formed of synthetic organic polymer
A shaped body formed of a synthetic organic polymer is surface-treated for increasing the surface energy by a method including the steps of contacting the surface with a UV ray-absorbing organic...
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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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4814222 |
Aramid fibers with improved flame resistance
The flame-resistant properties of aramid fibers are improved using a swelling agent to introduce a flame retardant into the fiber. The treated fiber has properties of strength approximating the...
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4812140 |
Continuous aqueous dyeing process for high-tenacity industrial nylon fabrics
High-tenacity nylon fabrics are dyed in a multi-step continuous aqueous dyeing process. Uniformly dyed fabrics having a high degree of fiber bundle penetration result.
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4776995 |
Method of making a structure
A carbonizable body is formed by infusing a plurality of preoxidized, preferably stabilized by known processing to have about 9 to 14 weight percent oxygen, polyacrylonitrile fibers in a polar...
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4776994 |
Method of making a structure from carbonaceous fibers
A carbonizable body is formed by infusing a plurality of preoxidized, preferably stabilized by known processing to have about 17 to 30 weight percent oxygen, fibers prepared from pitch, in a...
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4759770 |
Process for simultaneously dyeing and improving the flame-resistant properties of aramid fibers
Simultaneous dyeing and flame-resistant property improvement of poly(m-phenyleneisophthalamide) fibers using a swelling agent to introduce a dye and a fire retardant into the fiber. The dyed fiber...
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4749378 |
Process for improving the flame-resistant properties of aramid fibers
Aramid fibers, polybenzimidazole fibers or blends of aramid and polybenzimidazole fibers are rendered flame resistant by a flame retardant introduced into the fibers by a polar organic swelling...
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4741740 |
Flame-resistant properties of aramid fibers
The flame-resistant properties of aramid fibers are improved using a swelling agent to introduce a flame retardant into the fiber. The treated fiber has properties of strength approximating the...
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4710200 |
Process for the continuous dyeing of poly(m-phenylene-isophthalamide) fibers
Continuous dyeing of poly(m-phenyleneisophthalamide) fibers using a swelling agent to introduce a dye into the fiber. The dyed fiber has properties of strength and fire retardance approximating the...
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4666454 |
Production of a fabric containing polyethylene terephthalate fibers having a reduced tendency to pill
A fabric comprising polyethylene terephthalate fibers which exhibits a reduced tendency to pill upon encountering surface abrasion is formed on an expeditious basis. During the polymerization of...
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4524577 |
Twisted yarn
The twisted yarn is prepared by twisting (1) a single yarn comprising a water-insoluble fiber having a degree of water swelling of at least 10 cc/g or (2) a plurality of single yarns comprising a...
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4525168 |
Method of treating polyaramid fiber
Polyaramid fiber is swollen, such as by exposing it to a solvent, and while swollen a substance, such as amine or substituted amine, capable of forming an ionic bond with an acid or anionic dye, is...
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4503008 |
Process for producing self-texturing fabric with soft hand
A greige fabric containing a polyester yarn having high and low shrinkage regions along the filaments, out of phase from filament to filament, is bulked by shrinking the unrestrained fabric, then...
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4472220 |
Textile detexturizing system
In order to produce random changes in texture of pile fabrics, continuous multifilament bulked yarn is treated to detexturize spaced portions along its length.
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4445903 |
Process for the preparation of woven fabrics of low air permeability
A process for the preparation of a woven fabric of low air permeability which comprises preparing a woven fabric by use of a composite fiber of a splitting and severing type, which consists of...
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4421513 |
Process for producing fibrillated polyester
Fibrillated polyester textile materials and methods for producing same are disclosed. Such fibrillated polyester textile materials have a body portion formed of a plurality of polyester filaments...
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4355063 |
Chemically embossed carpet and the method of carrying out chemical embossing while preserving texture
Pile fabrics, which have been prepared from nylon carpet fibers having a textured or embossed surface induced by a chemical shrinking process for developing the texture of the fabric, involving...
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4346209 |
Solvent resistant halogenated aromatic polyester fibers and process therefor
Solvent resistant halogenated aromatic polyester fibers are prepared by first heat treating the fibers at substantially constant length at a temperature of from about 270° to about 295° C. for a...
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4308025 |
Simultaneous bulking and dyeing process
A process for simultaneously bulking and dyeing linear polycarbonamide fibers which comprises treating the same with a solution of an alcohol containing a tinctorial amount of at least one dyestuff...
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4290766 |
Chemically sculpturing acrylic fabrics and process for preparing same
A method for sculpturing a pile fabric, e.g., acrylic pile fabric, is provided which comprises contacting selected areas to be sculptured of the pile surface of the fabric with a sufficient amount...
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4238191 |
Bulking of polycarbonamides: qiana
A process for bulking linear polycarbonamide fibers which comprises treating the same with a solution or dispersion of an alcohol, thereafter washing in hot and cold water and drying.
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4234341 |
s-Triazine, process for producing it and its use for fireproofing polyester fiber materials
A s-Triazine of the formula ##STR1## wherein X, Y and Z are radicals of the formula ##STR2## and R are aromatic, cycloaliphatic or aliphatic radicals or hydrogen is provided. The process for the...
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4229172 |
Disperse dyeing of polyester with benzalketo derivatives as carriers: benzalacetone, methyl cinnamate etc.
Polyester or polyester blend textile material is dyed with a disperse dyestuff in the presence of a benzalketo derivative as a dyeing carrier.
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4168195 |
Method of autogenously bonding a nonwoven polyamide web
The method of autogenously bonding a nonwoven web made from polyamide filaments wherein the filaments contain 0.1 to 20 weight percent of an activating agent and sufficient moisture that the molar...
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4147508 |
Simultaneous dyeing and bonding of polyamide fibers
Disclosed is a process for the production of a simultaneously dyed and bonded polyamide fibre band which comprises saturating an untwisted polyamide fibre band with an aqueous liquor containing...
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4142852 |
Method for dyeing and finishing textile material
This invention relates to a method for the dyeing and finishing of textile carpet material, especially when made of synthetic fibres, and wherein the dyeing and fixing of the dye takes place at a...
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4142913 |
Process for making a precursor of a solution of cellulose
A process is provided for making a solid precursor of a solution of cellulose in a tertiary amine oxide by suspending cellulose in a mixture containing a tertiary amine oxide and water under...
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4135028 |
Process for fireproofing synthetic fiber materials with sulphonamides
A process for fireproofing polyester fibers in which a sulphonamide of the formula ##STR1## in which R is an aromatic, cycloaliphatic or aliphatic radical or hydrogen and in which the ring A is...
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4129416 |
Process for shrinking nylon fabrics
The longitudinal contraction of fibers of nylon in textile fabrics is caused by the application of a nylon textile fabric contracting agent. The agent comprises a mixture of ammonium or a metal...
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4128687 |
Process for fireproofing polyester fiber materials with substituted sulphurylamides
A process for fireproofing polyester fibers is provided in which a substituted mono- or disulphurylamide of the formula ##STR1## wherein n is 1 or 2, R are aromatic, cycloaliphatic or aliphatic...
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4118188 |
Process for improving the bulkiness or texturation of synthetic multifilament textile materials
In a method of treating a textile material in a shrinking bath containing a swelling agent comprising the step of introducing into said bath a driving-off agent which substantially reduces the...
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4101270 |
Process and apparatus for the continuous dyeing or printing of endless lengths of materials
An improved process for the continuous dyeing or printing of lengths of textile material, especially tufted carpet panels, having backing materials which are subjected to at least partially a...
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4086055 |
Surface modified continuous filament yarn and method of producing same
A surface modified continuous filament yarn and method for producing same is provided wherein a continuous filament twisted yarn is stretched and, while in its stretched or elongated state,...
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4063887 |
Method for improving the water absorption of polyester fibers
The water absorbency of normally hydrophobic polyester fibers is improved by contacting (e.g., by immersing) these fibers in an aqueous solution of a hydroxyamine selected from the group consisting...
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4049766 |
Process for improving crystallinity in nylon 6
In continuous spin-draw-winding of nylon 6 to produce yarn filaments of mixed beta-alpha crystalline morphology, the improvement wherein prior to drawing, a spin finish emulsion containing from...
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