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WO/2024/067260A1 |
A method for preparing fibers of an imide copolymer (A) from an amic acid copolymer (B), the method comprising: (I) spinning an aqueous solution of an amic acid copolymer (B) to obtain fibers of the amic acid copolymer (B), and (II) imid...
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WO/2024/051692A1 |
Disclosed in the present application are an oiling agent for a polyacrylonitrile carbon fiber precursor with a low friction coefficient and a preparation method therefor. The oiling agent is comprised of (in parts by weight): 20-30 parts...
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WO/2023/231813A1 |
A dedicated polyester industrial yarn for marine hawsers, and a preparation method thereof, relating to the technical field of industrial yarn. The preparation method for the dedicated polyester industrial yarn for marine hawsers compris...
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WO/2023/170663A1 |
The subject of the invention is to provide a double-sided thermoplastic mattress in the form of a sleeping pad comprising at least one mattress layer made of thermoplastic fibres, characterised in that its resilience is between 40 and 70...
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WO/2023/170662A1 |
The subject of the invention is a device for producing a thermoplastic fibre mattress layer of a mattress, consisting of an extruder unit (7) connected by gearbox (2) to a motor (1) and provided with an auger (4) equipped with heating zo...
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WO/2023/092728A1 |
A starch-based hydrogel and a preparation method therefor, and a hemostatic dressing. The starch-based hydrogel comprises a fiber network structure and a net-like structure interweaved and attached into the fiber network structure; the f...
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WO/2023/088399A1 |
An oiling agent for polyacrylonitrile carbon fiber precursors and a preparation method therefor. The oiling agent is composed of 100 parts of a quaternary ammonium salt modified polyether silicone oil, 20-60 parts of an epoxy modified po...
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WO/2023/071206A1 |
The present application relates to the technical field of polymer materials, and specifically discloses a creep-resistant fiber and a preparation method therefor. The creep-resistant fiber comprises the following components: an ultra-hig...
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WO/2023/047374A1 |
An electrically conductive yarn for producing protective garments is described, wherein the yarn comprises: - a first electrically conductive strand; - a second strand different from the first strand and comprising fire-resistant synthet...
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WO/2023/006604A1 |
The present disclosure relates to a method and processing facility for producing regenerated cellulosic fibers. The method comprises extruding a spinning solution into a coagulation bath which contains a salt and preferably an alkali to ...
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WO/2023/274038A1 |
Disclosed are a purification method and system for N-methylmorpholine-N-oxide (NMMO), and obtained NMMO. The present invention is used for recovering and purifying NMMO in a lyocell fiber coagulation bath. The method comprises: subjectin...
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WO/2022/265100A1 |
A method for producing a fiber assembly, the method comprising a process in which a plurality of fibers and a fiber treatment agent are put into a stirring tank, and a mixture of the fibers and the fiber treatment agent is granulated by ...
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WO/2022/242403A1 |
A spinning continuous counter-current extraction system, comprising an extraction tank (100) having an extraction liquid. A plurality of separation assemblies (110) are arranged in the extraction tank (100) at intervals; the separation a...
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WO/2022/236510A1 |
Disclosed in the present invention are a graphene material having both high strength and high toughness and a preparation method therefor. The graphene material integrates high strength and high toughness. The method is as follows: when ...
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WO/2022/156215A1 |
The invention relates to a spinning stock solution, and a heat-resistant and creep-resistant fiber and a preparation method therefor. The spinning stock solution comprises polyethylene, a solvent and a photoinitiator. The amount of the p...
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WO/2022/132566A1 |
A low cost, high selectivity asymmetric polyimide/polyethersulfone (PES) blend hollow fiber membrane, a method of making the membrane and its use for a variety of liquid, gas, and vapor separations such as deep desulfurization of gasolin...
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WO/2022/127149A1 |
Disclosed are a spandex oil agent that has flame retardant properties and flame-retardant spandex fibers based on same, which belong to the technical field of the spandex oil agents for dry spinning. The spandex oil agent that has flame ...
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WO/2022/118527A1 |
The present invention addresses the problem of providing a heater coating agent for false twisting machines, said heater coating agent being capable of preventing a synthetic fiber filament yarn from coming off from a heater in a false t...
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WO/2022/094261A1 |
A manufacturing process includes combining a liquid resin with a liquid reactive cross-linking composition to form a reactive core composition. The manufacturing also includes contacting the reactive core composition with a sheath compos...
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WO/2021/228322A1 |
The invention relates to antifouling yarn comprising a core (1) extending along the direction of travel and a corona (2) surrounding said core, wherein the corona contains poly- and oligo-siloxanes [SiR2O]n and tetrapodal zinc oxide (t-Z...
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WO/2021/207170A1 |
The present disclosure provides a method for producing elongated non-entangled nanotube filaments using a vertical upward flow floating catalyst chemical vapor deposition system.
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WO/2021/206112A1 |
A viscose rayon treatment agent according to the present invention is characterized by comprising a zinc compound and a surfactant. An aqueous solution of a viscose rayon treatment agent according to the present invention is characterize...
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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/2021/104509A1 |
Disclosed are a method for treating a silk fibroin with an aromatic alcohol and the use thereof in the preparation of a silk-fibroin-containing material. The method for treating a silk fibroin comprises the following steps: bringing a si...
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WO/2021/102932A1 |
Disclosed in the present invention is a preparation method for a graphene fiber. The graphene fiber has excellent performances, i.e., high thermal conductivity, high electric conductivity, high strength, and high modulus. The method comp...
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WO/2021/037662A1 |
A pellicle membrane for a lithographic apparatus, said membrane comprising uncapped carbon nanotubes is provided. Also provided is a method of regenerating a pellicle membrane, said method comprising decomposing a precursor compound and ...
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WO/2021/023594A1 |
The invention relates to a method for producing lyocell staple fibers, having the steps in the following sequence: a) extruding filaments of a solution of cellulose in an organic solvent, b) precipitating the cellulose in order to form c...
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WO/2021/004692A1 |
The invention relates to a method for producing graphene fibres, comprising the following steps: a. providing single- or multi-layer graphene or graphene oxide platelets based on graphene or graphene oxide; b applying a transition metal ...
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WO/2020/238688A1 |
The present invention relates to the technical field of high-molecular fiber production, and in particular, to a preparation method for a high-modulus, low-shrinkage and flame-retardant polyester industrial filament. In the present inven...
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WO/2020/238686A1 |
The present invention relates to the technical field of polymer fibers production, and in particular discloses to a preparation method preparing low-shrinkage flame-retardant polyester industrial yarns. The present invention results in l...
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WO/2020/238687A1 |
The present invention belongs to the technical field of polymeric fiber production, and particularly relates to a method for preparing a high-strength flame-retardant dacron industrial yarn. The method involves selecting a polymeric phos...
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WO/2020/193874A1 |
The invention relates to a fibrous polyurethane/polyisocyanurate foam block in which the fiber density increases along its thickness from the lower face of the block to its upper face, from a lower density range of 1% to 9.99% by weight ...
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WO/2020/193873A1 |
. The invention relates to a fibrous polyurethane/polyisocyanurate foam block (20) in which the foam block comprises, along its thickness E, two peripheral regions, i.e. an upper peripheral e=region extending from the upper face of the b...
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WO/2020/126931A1 |
The present invention relates to a process for the treatment of lyocell fibres, comprising the step of contacting the fibre with at least one treatment medium, at least one treatment medium containing an amount of a crosslinking agent, w...
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WO/2020/114935A1 |
The present invention relates to manmade cellulosic fibers having optimized processing characteristics in yarn spinning while improving yarn quality. Particularly, the invention relates to a manmade cellulosic fiber having improved runni...
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WO/2020/093388A1 |
A conductive nanofibrillated cellulose (NFC) thread and a NFC-thread-based supercapacitor, wherein the conductive NFC thread comprises a core of aligned cellulose nanofibrils and a conductive coating on the core, and the NFC-thread-based...
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WO/2020/094929A1 |
The invention relates to an optimised process for making high-performance thermostable fibres. These fibres are designed to form a composite with a ceramic or metal matrix. A composite having this structure is aimed at producing hot part...
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WO/2020/042043A1 |
The present invention discloses a photocatalyst-supported micro-nano composite fiber material and a preparation method therefor. Polyacrylonitrile microfibers are prepared by means of a wet spinning process, a layer of a conductive polym...
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WO/2020/016067A1 |
The present invention relates to a method for producing atomic metal (M)- and N-doped open-mesoporous carbon nanofibers, atomic M- and N-doped open-mesoporous carbon nanofibers produced by said method, the use of said atomic M- and N-dop...
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WO/2020/016258A1 |
A carbon fibre textile material, a method for manufacturing the same and devices comprising these carbon fibre textile materials are described.
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WO/2020/012100A1 |
The invention relates to a carbon fibre prepared from cellulose, which has good tensile mechanical properties, in particular a Young's modulus greater than or equal to 85 GPa and a breaking stress greater than or equal to 1800 MPa, and a...
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WO/2020/007721A1 |
A process for the production of sinter powder particles (SP), comprising the steps a) providing at least one continuous filament, b) coating, the at least one continuous filament provided in step a) with at least one thermoplastic polyme...
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WO/2019/245671A1 |
Provided is a composition for the treatment of fibers, such as PAN precursor fibers. The finish composition includes a polysiloxane; an emulsifier; water; and a dicarboxylic acid having a pKa from 1 to 4, and boiling point from 200 to 40...
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WO/2019/184385A1 |
The present disclosure relates to a method for preparing a conjugated polymer film layer, and a light emitting diode, display device and solar cell comprising the conjugated polymer film layer. The method for preparing a conjugated polym...
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WO/2019/147528A1 |
A process, for example a continuous process, for making an article of manufacture containing a fibrous structure and more particularly a process for making an article of manufacture containing a fibrous structure, such as a soluble fibro...
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WO/2019/123276A1 |
Provided is composite carbon fibers in which polymers having an amino containing group are covalently bonded to the surface of the carbon fiber. Aspects are also directed to processes for preparing the composite carbon fibers. Additional...
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WO/2019/114282A1 |
A method for improving the quality of a polyester industrial yarn. First, in a cooling procedure of preparing the polyester industrial yarn by means of polyester spinning, the longitudinal height maintains unchanged, the cross-sectional ...
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WO/2019/114278A1 |
The present invention relates to a low shrinkage polyester industrial yarn and a preparation method thereof, the preparation method being: modified polyester is subjected to solid phase polycondensation, viscosifying, melting, metering, ...
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WO/2019/114280A1 |
The present invention relates to a thermal-wet comfortable polyester fiber FDY yarn for summer use and a preparation method therefor, wherein the preparation method comprises: subjecting a spinning melt to metering, composite spinneret p...
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WO/2019/095602A1 |
Provided are a method for preparing a three-dimensional graphene fiber by means of thermal chemical vapor deposition, and the use thereof. In this fiber, a graphene sheet is fixed on the fiber, and the thickness, density and growth rate ...
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