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WO/2022/023318A2 |
The invention relates to moisture-permeable, microporous luxury food packaging material made of nonwoven fabric, consisting of a carded web of staple fibres and at least one thermoplastic binder. According to the invention the nonwoven f...
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WO/2022/018374A1 |
Disclosed is a method for ventilating an oven (1) configured so as to cure a binder bonding mineral fibres placed on a conveyor (6), the oven (1) comprising, in series on the path of the conveyor (6), an inlet (2), a plurality of heating...
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WO/2022/019962A1 |
This document presents a novel method of manufacturing multilayered nonwoven fabrics consisting of submicron fibers, hydroentangled, meltfibrillated, and/or spunlaid web layers. The composite multilayered webs contain one or more submicr...
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WO/2022/015534A1 |
Provided is a reusable outer cover. The reusable outer cover is suitable for use as a cover to an absorbent article. The reusable outer cover according to embodiments disclosed herein can be a single layer. It can be fully compatible wit...
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WO/2022/014431A1 |
The purpose of the present invention is to provide a chargeability imparting agent which provides a charged nonwoven fabric with good appearance. The present invention relates to: a chargeability imparting agent (Z) for thermoplastic res...
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WO/2022/016151A1 |
Non-woven fiberglass veils, and laminates made therefrom, comprising: a plurality of glass fibers; a resin component; a fire-retardant component; and a particulate component, the particulate component comprising inorganic particles havin...
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WO/2022/013841A1 |
Provided in embodiments of the present disclosure are a thermal insulation material, a method of preparing the thermal insulation material, and a product prepared from the thermal insulation material. The thermal insulation material of t...
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WO/2022/015147A1 |
The present invention relates to a nanostructured composite of polyvinyl alcohol (PVA) nanofibres with homogeneously distributed strontium hexaferrite nanoparticles (SrM-NPs) and their application to remove arsenic mixed in aqueous media...
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WO/2022/016051A1 |
Acquisition-distribution-layers (ADL) comprising a hydroentangled composite are provided. The hydroentangled composite includes (a) a first outer layer including a first plurality of synthetic fibers, (b) a second outer layer including a...
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WO/2022/009835A1 |
A composite nonwoven fabric according to the present invention contains: a silk area that contains crimped silk fibers as a main component; and a synthetic fiber nonwoven fabric area that contains polyolefin resin-containing synthetic fi...
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WO/2022/007181A1 |
A melt-blown nonwoven fabric electret adding device and an adding method. The device comprises a spinneret and a receiving device; a melt channel is formed in the spinneret; a triangular block is provided on the spinneret; the bottom edg...
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WO/2022/009129A1 |
A 3D shaped packaging product (20) for cushioning and/or thermal insulation of packaged goods is formed by hot pressing at an average pressure equal to or below 200 kPa of an air-laid blank (10) comprising natural fibers at a concentrati...
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WO/2022/009131A1 |
A 3D shaped product (20) is formed by hot pressing of an air-laid blank (10) comprising natural fibers at a concentration of at least 70 % by weight of the air-laid blank and a thermoplastic polymer binder at a concentration selected wit...
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WO/2022/009130A1 |
A folded 3D shaped packaging product (30) is folded at at least one crease (22A, 22B, 22C, 22D, 22E) constituting a folding line in a 3D shaped product (20) formed by hot pressing of an air-laid blank (10) comprising natural fibers at a ...
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WO/2022/010551A1 |
A process for forming multi-layer fibrous web with good absorbent capacity and absorbent rate is disclosed. The multi-layer fibrous web can be used as absorbent articles, including wiping products, such as industrial wipers, food service...
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WO/2022/008022A1 |
The invention relates to a nonwoven footwear part, the nonwoven footwear part comprises - keratin-based fiber - at least one binder and wherein the keratin-based fiber is bovine hair.
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WO/2022/005223A1 |
The present invention relates to a self-healing polyurethane polymer having high tensile strength and, at the same time, having a high self-healing effect, and a production method therefor. Specifically, provided is a self-healing polyur...
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WO/2022/000939A1 |
Disclosed are an electret master batch for melt-blown non-woven fabric for a low-resistance mask and a preparation method therefor. The electret master batch for the melt-blown non-woven fabric for the low-resistance mask is prepared fro...
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WO/2022/004901A1 |
The present invention relates to a wet electrostatic nonwoven fabric consisting of electrostatic powder and electrostatic fibers and, more specifically, to a wet electrostatic nonwoven fabric consisting of electrostatic powder having an ...
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WO/2022/003289A1 |
The invention relates to a stabilized resol resin comprising water, a water-soluble amino phenol resin and a water-soluble aromatic polyol, as a solubilizer for the water-soluble amino phenol resin. The invention also relates to a dilute...
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WO/2022/005191A1 |
The present invention relates to a heat-bondable composite fiber, a manufacturing method therefor, and a fiber aggregate and a nonwoven fabric which comprise same. More specifically, the present invention relates to: a heat-bondable comp...
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WO/2022/003965A1 |
The present disclosure addresses the problem of providing: a filter medium for air filters, said filter medium achieving a high PF value and high water repellency, while having practically sufficient stiffness and strength; and a method ...
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WO/2022/005729A1 |
A fiber blend containing: (a) a cellulose acetate (CA) staple fibers having a denier per filament (DPF) of 3.0 or less; and (b) structural staple fibers having a dpf of 6.0 or more; and (c) optionally binder fibers. The fiber blend can b...
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WO/2022/002037A1 |
Disclosed are a hyaluronic acid facial mask, a preparation method therefor and a use method therefor. The facial mask comprises a substrate layer, a hyaluronic acid layer and a protective paper layer sequentially arranged. The hyaluronic...
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WO/2022/003433A1 |
Embodiments include a filter material including an electrospun nanofiber membrane and an active nanomaterial agent incorporated into the electrospun nanofiber membrane, wherein the electrospun nanofiber membrane filters disease-causing a...
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WO/2022/003376A1 |
Disclosed herein is a melt overflow casting device (1 ) comprising a rotat¬ ably driven casting wheel (10) in fluid communication with a source of molten metal (16), the casting wheel (10) being arranged proximal an opening in a first e...
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WO/2021/262977A1 |
A blended polymer comprising, an amorphous thermoplastic polymer and a thermoplastic semi-crystalline polymer, each of the polymers being essentially miscible in the other and being blended at a weight ratio of amorphous polymer/semi-cry...
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WO/2021/259420A1 |
The invention relates to a method for producing a fibrous web containing polylactide fibres and, as necessary, other fibres, in which (a) a fibrous ply containing polylactide fibres and, as necessary, other fibres are laid on a substrate...
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WO/2021/262974A1 |
A polymeric composition comprised of poly(methylmethacrylate) (PMMA) and polylactic acid (PLA) having a surface charge potential of at least about 50 volts in the absence of any other charge enhancing component may be made by melt blendi...
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WO/2021/260746A1 |
Described is an apparatus for recycling non-woven materials (M) comprising a conveyor (1), which transports the non-woven materials (M) to be recycled to a compactor (2), which compacts and heats the material (M) and then directs it to a...
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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/2021/256660A1 |
The present invention relates to: a protective clothing material having excellent virus-blocking performance; and a production method thereof. More specifically, the present invention relates to: a protective clothing material having a s...
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WO/2021/254256A1 |
A method for reprocessing recycled carbon fibers, the method comprising the following steps: preparing recycled carbon fibers into a recycled carbon fiber mat body (1); cleaning and drying the recycled carbon fiber mat body to remove sur...
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WO/2021/253571A1 |
A fiber collector (7) for a melt-blown cloth production line, comprising a grid conveyor belt device (701); an open air extraction box (702) is provided inside the grid conveyor belt device (701), and the air extraction box (702) is conn...
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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/2021/255389A1 |
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/2021/255391A1 |
The invention relates to a porous and electrostatically charged nonwoven web, suitable for filtering nanoscale and/or submicrometer scale aerosols, comprising a multiplicity of fibres having composition C1, said composition C1 being base...
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WO/2021/254565A1 |
The invention relates to a method for the production of a continuous nonwoven fabric from fibre mixtures of carrier fibres and binding fibres, comprising the steps: a. Feeding fibres; b. Breaking up, combing and opening out the fibres; c...
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WO/2021/255539A1 |
A fiber. The fiber can include a first outer layer and a second outer layer; and a middle layer in between the first outer layer and the second outer layer; wherein the fiber comprises a first porous region where first portions of the fi...
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WO/2021/256445A1 |
An electrospinning device according to the present invention is provided with a plurality of nozzles that discharge a resin raw material liquid, and a plurality of power sources that apply an electric charge to the liquid. Each power sou...
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WO/2021/256324A1 |
Provided is an adsorption element block (140) in which an adsorption element (142) through which a gas can pass is loaded in a housing (141) having an introduction opening (141a) and a discharge opening (141b). The housing (141) is confi...
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WO/2021/251328A1 |
The present invention addresses the problem of providing a cellulose fiber-containing antiviral sheet that has excellent antiviral activity. The present invention provides a cellulose fiber-containing antiviral sheet. The antiviral she...
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WO/2021/252750A1 |
A process for making a spunmelt nonwoven web including the steps of providing a mixture of recycled polypropylene, extruding the recycled polypropylene mixture to form a molten recycled polypropylene mixture, filtering the molten recycle...
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WO/2021/251329A1 |
Provided is an antiviral sheet that has good mechanical properties, is capable of suppressing the separation of antiviral/deodorant/antibacterial ingredients, and also has good antiviral/deodorant/antibacterial effects. The antiviral s...
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WO/2021/251359A1 |
The present invention addresses the problem of providing a layered nonwoven fabric having an excellent water absorption speed and sufficient quick-drying properties in order to maintain comfort in a member in which a nonwoven fabric for ...
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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/2021/251213A1 |
The present invention proves a non-woven fabric, and a liquid-impregnated sheet and wiping sheet which use the non-woven fabric. The non-woven fabric contains phosphorus-modified polyester-based fibers that have a modified part modified ...
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WO/2021/251402A1 |
Provided are: a water permeability-imparting agent having excellent durable water permeability and lubricating-step stabilization ability; and fibers and nonwoven fabric to which the water permeability imparting agent is adhered. The w...
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WO/2021/250891A1 |
The present invention addresses the problem of providing a sheet material which is capable of imparting a heat insulation property while ensuring air permeability. A sheet material 10 comprises: a sheet-like substrate 1 in which voids ar...
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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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