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WO/2021/261408A1 |
A method of producing an osteoinductive bone graft formed of a plurality of electrospun biodegradable fibers is disclosed. The method includes preparing a fibrous scaffold material formed of the plurality of electrospun biodegradable fib...
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WO/2021/253720A1 |
Disclosed is an organic electret masterbatch for a melt-blown nonwoven fabric used in face masks and preparation method thereof, and the melt-blown nonwoven fabric prepared therefrom. Said organic electret masterbatch is prepared from th...
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WO/2021/255390A1 |
The invention relates to a nonwoven web obtained by electrospinning, suitable for filtering nanoscale and/or submicrometer scale aerosols, comprising a multiplicity of fibers having composition C1, the composition C1 containing at least ...
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WO/2021/254391A1 |
A copolyester, comprising structural units represented by [I], [II], [III] and [IV]. The number of structural units represented by [III] is 1-99% of the number of structural units represented by [I], and the number of structural units re...
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WO/2021/255957A1 |
The present invention addresses the problem of providing a method for producing a polyamide 4 fiber by means of a wet spinning method in which there is no need to carry out a procedure for removing residual components. The present invent...
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WO/2021/255389A1 |
The present application relates to a method for producing a nonwoven fibre fleece comprising: a) providing a solution, or a homogeneous dispersion, comprising at least one fluorinated polymer in a liquid vehicle, the fluorinated polymer ...
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WO/2021/254495A1 |
Disclosed is a preparation method for a micro-nano magnetic fiber. The micro-nano magnetic fiber comprises a core layer. The preparation method comprises the following steps: compounding: compounding magnetic particles and a base materia...
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WO/2021/255208A1 |
The invention is directed to a macro-synthetic fiber consisting of three or more partially fused filaments made of a polymer composition comprising at least one polypropylene, wherein the fiber has a multi- lobal cross-sectional shape wi...
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WO/2021/256425A1 |
This melt-blown nonwoven fabric which is formed of a polymethylpentene has a melt shear viscosity of from 600 Pa·s to 11,000 Pa·s as measured at the temperature of 230°C at the angular frequency of 0.10 rad/s, while having a melt shea...
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WO/2021/248823A1 |
Disclosed in the present invention are a long-lasting melt-blown polypropylene composite electret material for a mask melt-blown nonwoven fabric and a preparation method for the long-lasting melt-blown polypropylene composite electret ma...
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WO/2021/251192A1 |
The present invention inhibits a decrease in molecular weight during polyamide molding. A polyamide resin composition according to the present invention comprises: a polyamide which includes a structural unit comprising an amide bond and...
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WO/2021/243942A1 |
A copper ion fiber and HIGH flame-retardant composite fiber fabric, and a manufacturing method therefor. The copper ion fiber and HIGH flame-retardant composite fiber fabric comprises the components in percentage by mass: 20% of a copper...
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WO/2021/246418A1 |
Provided is a method for producing a sheet having nanofibers that contain a piezoelectric polymer material, said method including the following steps (a) to (c): (a) a step for dissolving a piezoelectric polymer material into a solvent s...
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WO/2021/246434A1 |
The present invention addresses the problem of providing a method of manufacturing a polymer molded product, the method enabling the temperature range available for partial melting to be broadened. The present invention provides a method...
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WO/2021/246218A1 |
One embodiment of the present invention relates to fluorine rubber fibers, a fluorine rubber nonwoven fabric or a method for producing fluorine rubber fibers; and the fluorine rubber in the fluorine rubber fibers is composed of at least ...
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WO/2021/246059A1 |
The present invention pertains to an exothermic cloth that contains acrylic fibers A and animal fibers. The acrylic fibers A each contain 1-30 wt% of an infrared absorbent inside the fiber with respect to the total weight of the acrylic ...
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WO/2021/245969A1 |
The present invention addresses the problem of providing: clothing and sleepwear that can improve the quality of sleep; and a method that improves the quality of sleep using such clothing and sleepwear. The foregoing is achieved by cloth...
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WO/2021/246270A1 |
This polyamide monofilament is characterized by including at most one knot having a fiber diameter that is at least 135% of the diameter of the fiber and at most one filament having a fiber diameter that is at most 80% of the diameter of...
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WO/2021/246433A1 |
The present invention addresses the problem of providing a method for producing a polymer molded product that does not cause significant loss of molecular weight during melt molding, even with polymers that easily lose molecular weight i...
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WO/2021/239810A1 |
The present invention relates to a non-woven fabric comprising fibers which comprise a polypropylene composition comprising a polypropylene having - a melt flow rate MFR2 (230°C/2.16kg) measured according to ISO 1133 of 10 to 40 g/10 mi...
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WO/2021/237380A1 |
A method for preparing a multifunctional moisture absorbing and heating fiber, comprising the following steps: placing a conventional acrylic fiber subjected to degreasing treatment into a three-necked flask, adding an aqueous solution o...
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WO/2021/236872A1 |
Fabrics including a single-ply yarn are described herein along with fabrics that have low picks per inch or low courses per inch. The fabrics may comprise modacrylic fibers, meta-aramid fibers, anti-static fibers, and optionally para-ara...
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WO/2021/236873A1 |
Yarns including an elastomeric filament and fabrics including elastomeric filaments are described herein. A yarn may comprise an elastomeric filament and a blend of fibers, the blend of fibers comprising modacrylic fibers, meta-aramid fi...
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WO/2021/236794A1 |
Disclosed herein are nonwoven fibrous web comprising a population of fibers, wherein the fibers are formed from a composite that comprises: (i) a thermoplastic elastomeric polymer (TPE) component; (ii) a soft elastomeric polymer componen...
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WO/2021/227404A1 |
Disclosed is a method for preparing a plant herb nano-aluminum dust-proof and anti-microbial slurry, the method involving: subjecting a plant herb material to crushing, stewing, concentration and filtration to obtain a plant herb extract...
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WO/2021/228735A1 |
The present invention relates to an ultra-high molecular weight polyethylene (UHMWPE) powder having a BET specific surface area of ≥ 0.50 m2/g as determined in accordance with ISO 9277 (2010). Such UHMWPE powder allows for preparation ...
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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/2021/219055A1 |
Provided by the present invention are a high-whiteness polyimide superfine fiber as well as a preparation method therefor and an application thereof. The polyimide fiber comprises polyimide obtained by reacting full-alicyclic dianhydride...
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WO/2021/216389A1 |
A polyolefin-containing seam tape is described herein. The polyolefin may be at least one of a homopolymer, copolymer, terpolymer, or a polymer blend of polyethylene, polypropylene, or a combination of the two. The seam tape may be used ...
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WO/2021/208192A1 |
A production process for a rapid biodegradable microporous polyester fiber. By adding a high temperature foaming agent and a biodegradable additive, the biodegradable additive is fully dispersed and evenly distributed in the microporous ...
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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/2021/206154A1 |
Provided is a method for producing an aliphatic polyester fiber containing a poly(3-hydroxybutyrate)-based resin and a crystal nucleating agent, the method including: (i) a step for heating a resin composition containing the poly(3-hydro...
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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/2021/205757A1 |
Provided are liquid crystal polyester fibers that generate less gas when being heated. The liquid crystal polyester fibers have a total carboxy end group amount (total CEG amount) of 5.0 meq/kg or less and have a strength of 18 cN/dtex o...
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WO/2021/205861A1 |
Provided is a thermoplastic resin fiber which has small reduction in strength even at room temperature and in a hot state, and has improved heat resistance, while maintaining characteristics of a phenoxy resin, such as favorable moldabil...
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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/2021/196032A1 |
Disclosed are an industrial polyamide yarn, a preparation method therefor, and the use thereof. The raw materials for producing the industrial polyamide yarn include at least 1,5-pentanediamine and a linear aliphatic diacid; or polyamide...
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WO/2021/200748A1 |
An infrared-absorbent resin composition including a tungsten-based infrared-absorbent pigment, copolymerized polyethylene terephthalate, and a polyethylene terephthalate homopolymer, wherein the copolymerized polyethylene terephthalate i...
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WO/2021/200348A1 |
This carbon dioxide-absorbing fiber contains a polyvinyl alcohol and an amine-based polymer, wherein the nitrogen element concentration on the surface of said fiber is at least 1.40 times the nitrogen element concentration in the whole f...
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WO/2021/195157A2 |
Elasticized nonwoven laminates including high recovery power polyurethane elastic fiber, articles of manufacture with these elasticized nonwoven laminates and methods for production of the elasticized laminates and articles of manufactur...
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WO/2021/194439A1 |
A reinforcement member suitable for being used to reinforce concrete characterized in that it comprises synthetic fiber with the ratio of its length to equivalent diameter being in range of 30 to 300-and having embossments which extend f...
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WO/2021/193056A1 |
A high-strength polyamide 610 multifilament characterized by having a sulfuric acid relative viscosity of 3.0-3.7 and a drying strength of more than 9.2 cN/dtex and within 11.0 cN/dtex. A high-strength polyamide 610 multifilament is prov...
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WO/2021/193544A1 |
This ultrahigh-molecular-weight polyethylene powder has a viscosity-average molecular weight (Mv) of 10×104 to 1,000×104, has a difference between a swelling initiation temperature and a melting initiation temperature, which are determ...
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WO/2021/187685A1 |
The present invention relates to a nanofiber for an air filter, comprising a styrene-(meth)acrylate-acrylonitrile random copolymer having a zwitterionic functional group in a side chain, and a method for manufacturing same. The nanofiber...
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WO/2021/183609A1 |
Elastic fiber with improved seam slippage resistance performance is provided. Also provided are elastic composite yarn, fabrics and articles of manufacture comprising the elastic fiber and methods for production of methods for making spa...
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WO/2021/182429A1 |
This polyamide multifilament is characterized in that after heat treatment at a strength of 6.0-9.0 cN/dtex, an elongation of 15-30%, and 120 °C for 24 hours, an elongation rate (E'10) after 10 times of tensioning in a room temperature ...
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WO/2021/181489A1 |
This method for manufacturing a low-solubility nanofiber is characterized by including: a spinning solution preparation step in which a crosslinking agent is added to a mixed liquid comprising a water-soluble polymer aqueous solution and...
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WO/2021/174720A1 |
The present invention provides a preparation method for a seaweed polyester long fiber. The content of a seaweed extract in the polyester long fiber is 0.1-3%. The preparation method for the polyester long fiber comprises preparation of ...
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WO/2021/176411A1 |
A bulked continuous filament (BCF) yarn includes a homogeneous polymer blend. The homogeneous polymer blend includes a polyester blend and/or a reaction product of the polyester blend. The polyester blend includes polyethylene terephthal...
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WO/2021/178673A1 |
A polymer composition having antimicrobial properties, the composition comprising from 50 wt% to 99.99 wt% of a polymer, from 10 wppm to 900 wppm of zinc, less than 1000 wppm of phosphorus, and less than 10 wppm coupling agent and/or sur...
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