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WO/2021/251678A1 |
Disclosed are a non-woven fabric for an air filter and a method for manufacturing same, and an article. The disclosed non-woven fabric for an air filter comprises a core portion containing a high-melting point polyester and a sheath port...
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WO/2021/241432A1 |
A heat storage composition including a substance A and a polymer 2, wherein: the heat storage composition has a melting peak temperature between 10 and 60°C, and has melting enthalpy of 30 J/g or more between 10 and 60°C; the heat stor...
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WO/2021/227852A1 |
A PETG-based rapidly-formed wig fiber and a preparation process therefor. The PETG-based rapidly-formed wig fiber comprises 65wt%-95wt% of PETG, 5wt%-15wt% of a flame retardant, 3wt%-9wt% of an antibacterial agent, 1wt%-3wt% of a colorin...
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WO/2021/226246A1 |
Provided are bicomponent fibers with improved curvature. The bicomponent fiber comprises a first region and a second region. The first region comprises a first polyethylene composition and second region comprises a second polyethylene co...
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WO/2021/226240A1 |
Provided are bicomponent fibers with improved curvature. The bicomponent fibers comprise a first polymer region or first region and a second polymer region or second region. The first region according to embodiments of the present disclo...
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WO/2021/226300A1 |
Provided are bicomponent fibers. The bicomponent fiber comprises a first region and a second region. The first region comprises a first ethylene/alpha-olefin interpolymer, and the second region comprises a second ethylene/alpha-olefin in...
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WO/2021/218009A1 |
A liquid storage element (100). The liquid storage element (100) is used for storing and releasing a liquid in a writing tool (1); the liquid storage element (100) is made by bonding bicomponent fibers (2), and has a three-dimensional ne...
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WO/2021/215319A1 |
The problem addressed is to provide: a water-repelling fabric that not only has water-repelling properties but also has superior stretching properties; and a textile product obtained using the water-repelling fabric. The means for resolv...
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WO/2021/208191A1 |
A production process of fast biodegradable porous polyester fiber. Soluble polyester masterbatch containing biodegradable additives is added in proportion to polyester chips to perform mixing and spinning, and then fibers are placed in a...
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WO/2021/205340A1 |
Partially fluorinated thermoplastic polymers comprising tetrafluoroethylene, hexafluoropropylene, and vinylidene fluoride are described. These THV-based fluoroplastic polymers have both a high melting temperature and a high melt flow ind...
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WO/2021/203867A1 |
A radiative cooling fiber and a preparation method for a fabric thereof, the method comprising: mixing inorganic micro-nano particles and a polymer substrate material according to a predetermined weight ratio so as to obtain a composite ...
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WO/2021/198828A1 |
A core-sheath filament is provided that includes a curable composition. The curable composition contains an epoxy resin and a photoacid generator. Methods of making the core-sheath filament and methods of using the core-sheath filament f...
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WO/2021/198829A1 |
A filament article containing a curable composition is provided. The filament article has a first part containing an epoxy resin and a second part containing a polyamine having at least two secondary or primary amino groups. The first pa...
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WO/2021/203027A1 |
Various implementations include a melt-spun filament that has a radial cross section that has two substantially parallel linear perimetrical sections and first and second curved perimetrical sections. The first curved perimetrical sectio...
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WO/2021/200201A1 |
The present invention can provide a chargeable core/sheath-structured fiber that can exhibit a satisfactory heat resistance and a satisfactory charge retention behavior. The chargeable core/sheath-structured fiber uses a polypropylene-ty...
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WO/2021/193957A1 |
Provided is a composite fiber having a core-sheath structure having a core portion and a sheath portion covering the core portion. In said composite fiber, the core portion includes a metal or conductive material, and the sheath portion ...
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WO/2021/193956A1 |
The present invention provides a composite fiber which is composed of at least a metal sintered body and a ceramic sintered body. With respect to this composite fiber, the metal sintered body and the ceramic sintered body are arranged ad...
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WO/2021/174719A1 |
Disclosed is a method for preparing polyester filaments containing chitin. In the polyester filaments, the content of chitin is 0.1%-3%. The method for preparing polyester filaments comprises: the preparation of modified chitin, the prep...
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WO/2021/176827A1 |
The present invention relates to a core-sheath composite fiber for artificial hair which has a core-sheath structure composed of a core part and a sheath part, wherein: the core part and the sheath part each include a brominated flame re...
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WO/2021/176831A1 |
One or more embodiments of the present invention relates to a core-sheath composite fiber for artificial hair which includes a core part and a sheath part, said core-sheath composite fiber for artificial hair being characterized in that ...
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WO/2021/176829A1 |
In one or more embodiments, the present invention relates to a core-sheath composite fiber for artificial hair which includes a core part and a sheath part, said core-sheath composite fiber for artificial hair being characterized by havi...
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WO/2021/176828A1 |
One or more embodiments of the present invention relates to a core-sheath composite fiber for artificial hair which includes a core part 10 and a sheath part 20, wherein the core part 10 is composed of a polyester resin composition that ...
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WO/2021/176830A1 |
One or more embodiments of the present invention relates to a core-sheath composite fiber for artificial hair which includes a core part and a sheath part, said core-sheath composite fiber for artificial hair being a colored fiber, where...
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WO/2021/176571A1 |
The present invention pertains to a core-sheath composite fiber for artificial hair in which, in one or more embodiments, a core part is constituted from a polyester resin composition including a polyester resin as a primary component, a...
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WO/2021/165905A1 |
The present disclosure relates to a hydrogel fibre comprising an ionic hydrogel and a second component in a plurality of compartments, wherein the second component is selected from a second hydrogel, a hydrophilic solution, or a mixture ...
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WO/2021/158196A1 |
Acrylic and modacrylic fiber stabilized against sunlight The invention is related to increasing the resistance of acrylic fiber containing at least 85% acrylonitrile groups and modacrylic fibers containing at least 40% acrylonitrile grou...
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WO/2021/149002A1 |
The present invention is a multi-component fiber includes a core and a sheathing surrounding the core. The core includes a first aliphatic polyester or copolymer of an aliphatic polyester. The sheathing includes a second aliphatic polyes...
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WO/2021/140906A1 |
The present invention addresses the problem of providing a spunbonded nonwoven fabric that is extremely suitable for use as a sanitary material, that has excellent productivity and stability, and that simultaneously exhibits highly comfo...
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WO/2021/140115A1 |
The invention relates to a biodegradable polymer fiber that consists of renewable raw materials and has good physical properties, to a method for producing same, and to its use.
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WO/2021/135080A1 |
A composite crimped fiber for knitting and a preparation method therefor. In a process of preparing a circular side-by-side composite fiber from PET and PBT according to FDY processing, spinneret holes on a spinneret plate are changed fr...
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WO/2021/128753A1 |
A PET bi-component elastic yarn having different viscosities and a preparation method therefor. The PET bi-component elastic yarn having different viscosities is extruded on the same spinneret plate, and a high-viscosity PET melt is divi...
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WO/2021/128750A1 |
A one-step CDP/PET two-component composite filament and a preparation method therefor. The method comprises: according to a FDY process, distributing CDP and PET melts, and then extruding a FDY filament from spinneret holes m and n of th...
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WO/2021/130619A1 |
Core-sheath filaments comprising cores including a polymer and 1 wt.% to 10 wt.% of a blowing agent, that can be dispensed as the core in a core-sheath construction. Dispensed adhesive compositions comprising the disclosed core-sheath fi...
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WO/2021/128754A1 |
Disclosed are a parallel self-crimped elastic fiber and a preparation method therefor. The parallel self-crimped elastic fiber is prepared by distributing compatible or partially compatible first and second fiber-forming polymer (P1 and ...
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WO/2021/126128A1 |
The invention relates to a self-healing filament embodiment which is made of polylactic acid polymer in which microcapsules comprising linseed oil in their core structure and comprising chitosan in their shell structure are integrated.
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WO/2021/121999A1 |
The present invention relates to a process for the production of a three-dimensional green body (GB) by a three-dimensional (3D) printing process, in which at least one feedstock, a built chamber and a three-dimensional extrusion printer...
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WO/2021/124259A1 |
The present disclosure provides a core-shell polymer yarn for providing an improved net for aquaculture or other under water application that overcomes problems of fouling and abrasion of the net. The present disclosure provides a system...
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WO/2021/125643A1 |
An eco-friendly composite fiber spunbonded non-woven fabric containing plant-derived polyethylene according to an embodiment of the present invention is formed by: melting a first component containing polypropylene and a second component...
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WO/2021/125241A1 |
Provided is a sea-island composite fiber having excellent spinnability and excellent thermoplastic-deformability. The sea-island composite fiber includes island components and a sea component, the sea component having a lower melting poi...
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WO/2021/127224A1 |
A method and system for forming protective composite yarns and fabrics having selected performance characteristics including cut resistance and/or fire/heat resistance, while also providing enhanced comfort and aesthetic attributes. The ...
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WO/2021/118985A1 |
Disclosed herein are carpets whose face fiber comprises a bicomponent fiber comprising one component of poly(ethylene terephthalate) homopolymer or poly(ethylene terephthalate) copolymer and a second component of poly(trimethylene tereph...
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WO/2021/114459A1 |
Disclosed are a halogen-free flame-retardant and smoke-suppressant fiber, and a preparation method therefor. The halogen-free flame-retardant and smoke-suppressant fiber comprises the following components in parts by weight: 40-70 parts ...
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WO/2021/097669A1 |
A machining process of a permanent resilient-type false twist filament, which relates to the field of false twist filament machining. The machining process of a permanent resilient-type false twist filament comprises the following steps:...
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WO/2021/097668A1 |
A black sea-island interlaced yarn processing technology, relating to the technical field of fiber production technologies. The black sea-island interlaced yarn processing technology comprises the following steps of: S1, sea-phase drying...
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WO/2021/095834A1 |
The present invention addresses the problem of providing a microfiber that can be visualized. More specifically, a solution of the present invention is a microfiber comprising a hydro gel and containing a radiopaque substance. For exampl...
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WO/2021/079025A1 |
The invention concerns a textile fiber or textile web comprising a binary polymer composition, which binary polymer composition comprises a first polymer being cellulose acetate propionate and a second polymer selected from several polym...
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WO/2021/073009A1 |
The present invention relates to the technical field of polyamide materials, and specifically relates to a polyamide sea-island fiber, a preparation method therefor, and the use thereof. In the polyamide sea-island fibers, the island com...
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WO/2021/070740A1 |
A sheath-core composite fiber which is composed of two or more polymers, wherein a core component having a multifoliate shape with three or more projections is completely covered by a sheath component in a fiber cross-section of the shea...
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WO/2021/069472A1 |
The invention relates to a yarn having a core and a sheath surrounding the core, the core containing a polyether ketone and the sheath surrounding the core containing a perfluoroalkoxy polymer. The invention also relates to a sheet mater...
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WO/2021/070674A1 |
Provided are a staple fiber for airlaying with which it is possible to improve dispersibility, and a method for producing the staple fiber. This staple fiber for airlaying is characterized by including a stable fiber to which a fiber-tre...
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