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WO/2023/059275A1 |
In this invention, tire grade oiled and non-oiled nylon 6.6 drawn and undrawn scrap yarns converted to recycled nylon 6.6 pellet. Then, recycled nylon 6.6 pellet is used with virgin nylon 6.6 pellet in a different ratio to produce tire g...
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WO/2023/058563A1 |
Provided are liquid crystal polyester fibers that generate less gas when heated and that have excellent hue. The liquid crystal polyester fibers have a total carboxy end group amount (total CEG amount) of not more than 5.0 meq/kg and hav...
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WO/2023/060274A1 |
Disclosed herein is a fiber having a sheath including a polymer and a core including a non-cholesteric liquid crystal. The sheath is transparent to visible light. The fiber may an average diameter of no more than 10 microns, and at least...
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WO/2023/059685A1 |
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 recov...
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WO/2023/056515A1 |
A method of enhancing a fibre from a staple fibre precursor comprising: obtaining a staple fibre precursor, tensioning and aligning the fibre precursor along a fibre axis and subjecting the aligned staple fibre to an oxidation process, w...
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WO/2023/058572A1 |
[Problem] To provide a filament which has excellent printability and is flexible and biodegradable. [Solution] A biodegradable filament for 3D printers which comprises an amorphous biodegradable polyester and a water-soluble polymer diff...
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WO/2023/056035A1 |
An epoxy-based resin composition for clear fiber composites includes epoxy resins and an anhydride curing agent. The epoxy resins include at least one epoxy resin having a refractive index higher than a refractive index of glass fibers, ...
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WO/2023/051079A1 |
The present invention relates to a polymer-based semiconductor fiber and preparation and application thereof. The preparation method comprises: preparing a conjugated semiconductor polymer into a spinning solution for wet spinning; perfo...
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WO/2023/051487A1 |
The present invention relates to a method for improving the dyeing performance of polyethylene terephthalate fiber, comprising: first, preparing modified polyethylene terephthalate using dimethyl terephthalate, ethylene glycol, glycerol ...
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WO/2023/054514A1 |
An ultrahigh-molecular-weight polyethylene powder having an intrinsic viscosity IV of 1.0-33.0 dL/g, the average value TS of the swelling start temperature of the ultrahigh-molecular-weight polyethylene powder as derived according to a s...
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WO/2023/054725A1 |
The present invention provides liquid crystal polyester fibers which are capable of achieving improved weather resistance without having an ultraviolet absorbent kneaded in the fibers or having an ultraviolet absorbent that has weather r...
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WO/2023/050554A1 |
A composite material, characterized in that the raw material of the composite material comprises a polyethylene; the shrinkage rate R is 0.2-0.7; the standard thermal shrinkage strength σ r is 0.5-3.5 N/mm 2; and the mildew-proof grade ...
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WO/2023/053802A1 |
This invention relates to incombustible upholstered furniture comprising an internal structure and a flame-retardant fabric covering said internal structure. The flame-retardant fabric contains 60−90 mass% (inclusive) of flame-retardan...
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WO/2023/047882A1 |
This acrylic fiber for artificial hair is constituted by an acrylic copolymer, said fiber having a fiber cross-section of one or more forms selected from the group consisting of C-shaped, figure-6-shaped, and hollowed fava-bean-shaped. I...
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WO/2023/043390A1 |
The invention relates to a production method of an antimicrobial, antiviral, antibacterial, and antifungicidal fabric and a fabric produced by this method and a medical mask obtained from the fabric.
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WO/2023/039961A1 |
A method for preparing modified meta-aramid fibers by means of continuous polymerization and dry-wet spinning, and a device thereof. The method comprises the following steps: (1) preparing a DMAc mixed solution of m-phenylenediamine and ...
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WO/2023/042597A1 |
According to the present invention, a carbon fiber composite material, which has excellent energy absorption and is composed of a carbon fiber having high strength and high elongation, is provided by a production method yielding an excel...
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WO/2023/036919A1 |
The present invention relates to a fiber obtainable or being obtained by a method comprising: - spinning a melt comprising an aliphatic polyester, an aliphatic-aromatic polyester, and a polyhydroxyalkanoate through a hollow fiber spinnin...
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WO/2023/037982A1 |
Provided is airbag fabric using a polyamide 410. This airbag fabric can be used as a replacement for nylon 66 fabric and further as bioairbag fabric, is excellent in heat resistance, and can suppress breakage due to high-temperature gas ...
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WO/2023/038098A1 |
A purpose of the present invention is to provide a polyamide-46 multifilament that has high strength, high-temperature dimensional stability, and excellent stretchability, which have not been attained with any conventional technique, and...
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WO/2023/038346A1 |
The present invention relates to a para-aramid staple fiber with improved cut resistance by applying 4% or more of a high-elongation yarn, and a method for manufacturing aramid spun yarn by using same.
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WO/2023/030252A1 |
The present invention relates to a preparation method for a recycled polyester fiber comprising a tracer. After ethylene glycol comprising a tracer is mixed with a purified waste PET depolymerization product, a spinning melt is obtained ...
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WO/2023/033518A1 |
The present invention relates to a composition for a biodegradable fiber and a biodegradable fiber manufactured using same. In detail, according to an embodiment of the present invention, the composition for biodegradable fibers contains...
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WO/2023/032408A1 |
The present invention provides: a resin composition that makes it possible to provide a molded article which can maintain high strength and in which an increase in YI value is suppressed, even after a long period of irradiation with ultr...
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WO/2023/023891A1 |
The present invention relates to the technical field of polyamides. Disclosed is a preparation method for an ultra-high toughness branched polyamide copolymer, comprising the following steps: (1) dissolving a straight-chain dibasic acid ...
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WO/2023/026505A1 |
[Problem] The present invention provides a fiber product which is capable of providing a user with a good cool touch feeling in cases where the fiber product is used for clothes, bedclothes, clothing accessories and the like, and which i...
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WO/2023/021883A1 |
The present invention pertains to fibers, for artificial hair, containing a vinyl chloride polymer and an aromatic vinyl polymer, and having a heat shrinkage rate at 100°C of at least 7%. The present invention also pertains to a fiber b...
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WO/2023/022015A1 |
The present invention is a stretching multifilament having 30 or more single threads. The single threads contain a poly(3-hydroxyalkanoate)-based resin and a nucleating agent. The average value of the fineness of the single threads is 30...
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WO/2023/015565A1 |
An antibacterial nanofiber and a preparation method therefor, the method comprising: providing a spinning apparatus: the spinning apparatus comprises a liquid storage tank (1), a high-voltage power supply (3) electrically connected to th...
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WO/2023/018049A1 |
The present invention relates to a low-melting polyester resin, a method for preparing same, and a thermally adhesive polyester fiber prepared therefrom, and specifically, to a low-melting polyester resin having high transparency and rem...
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WO/2023/012582A1 |
An object of the present invention is to provide a polyurethane urea elastic fiber whose physical properties do not change much over time and which retains its initial mechanical properties, and a method for obtaining this fiber by modif...
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WO/2023/013941A1 |
The present invention provides a novel polyarylene sulfide staple fiber. In particular, the staple fiber may have a low single yarn rate and excellent mechanical strength. Furthermore, the staple fiber can provide a nonwoven fabric havin...
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WO/2023/013330A1 |
Provided are chemically-recycled PET fibers in which degradation is suppressed and having excellent strength and durability, and rubber-fiber composite products such as tire and the like, that use said chemically-recycled PET fibers. T...
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WO/2023/013331A1 |
Provided are chemically-recycled PET fibers in which degradation is suppressed and having excellent strength and durability, and rubber-fiber composite products such as tire and the like, that use said chemically recycled PET fibers. T...
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WO/2023/005036A1 |
Disclosed in the present invention are a novel non-woven fabric wound dressing, a preparation method therefor and an application thereof. The wound dressing is prepared from modified polyester fibers, modified chitosan fibers and modifie...
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WO/2023/008273A1 |
[Problem] To provide: a carbon fiber bundle that, as a result of specific fluff inside the carbon fiber bundle being suppressed, can suppress catching caused by ring-shaped fluff produced when the carbon fiber bundle is unwound for highe...
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WO/2023/007080A1 |
The invention relates to an elastic filament comprising a polyamide-polyether block copolymer, - the polyamide blocks being chosen from PA 11, PA 12, PA1010, PA 1012, PA 1014, the copolymer thereof and the mixture thereof, - the polyethe...
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WO/2023/009791A1 |
A poly(hydroxyalkanoate) composition having a bimodal molecular weight distribution. The composition includes of a first portion and a second portion of a poly (hydroxy alkanoate). The first portion has a first weight average molecular w...
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WO/2023/006032A1 |
A full-spectrum reflective face mask, comprising a face mask body. The face mask body comprises: a full-spectrum reflective layer (1), a filter layer (2) and a skin contact layer (3) which are sequentially arranged in a stacked manner fr...
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WO/2023/003238A1 |
An embodiment of the present invention relates to a novel polyarylene sulfide monofilament fiber. The polyarylene sulfide monofilament fiber according to the embodiment can achieve high melt viscosity, which was previously difficult to o...
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WO/2023/002372A1 |
The present invention consists of a method for the production of a shape-memory tissue through the use of polymeric matrices capable of temporarily modifying their shape, following the application of an external stimulus, and at the same...
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WO/2023/286738A1 |
Provided are: polyamide fibers for a tire cord, with which cutting of a cord during steps for producing a tire cord and tire cord fabric is suppressed; a method for producing same; a twisted yarn cord using the fibers; and cord fabric us...
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WO/2023/287683A1 |
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.
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WO/2023/286651A1 |
The present invention provides: a thermoplastic polyurethane elastic fiber which has both recoverability and unwindability; a wound body of this thermoplastic polyurethane elastic fiber; and a gather member and a sanitary material, each ...
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WO/2023/283222A1 |
Nonwoven fabrics are provided that include a plurality of mono-component spunbond fibers comprising a polymeric material including a polymeric blend of (i) a TS7 value of at most about 30 as determined by a Tissue Softness Analyzer (TSA)...
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WO/2023/273306A1 |
Provided in the present invention are a copolyamide resin, a fiber, a preparation method therefor and an application thereof. The copolyamide resin comprises the following segments: segment A): -NH(CH2)5NH CO(CH2)4CO-, and segment B): -N...
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WO/2023/274190A1 |
Disclosed in the present invention are a melt-blown polypropylene composition, a method for improving the strength of the melt-blown polypropylene composition, and an application of the melt-blown polypropylene composition. The method fo...
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WO/2023/276402A1 |
The present invention pertains to a starch composition comprising a starch and a vinyl alcohol-based polymer, wherein: the amylopectin proportion in the starch is at least 70%; the degree of saponification of the vinyl alcohol-based poly...
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WO/2023/276981A1 |
[Problem] To maintain the original function of a marine material when used in a state of being immersed in seawater or fresh water, and when stored or stocked in air before being used, and to prevent marine pollution after use. [Solution...
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WO/2023/273955A1 |
A method for preparing a nanofiber membrane composite fabric. The method comprises the following steps: providing a base fabric; spinning a first spinning solution onto the surface of the base fabric by means of electrostatic spinning to...
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