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WO/2023/047106A1 |
A serviceable part for use in an electrical appliance, the serviceable part comprising a motor for generating an airflow through the appliance, in use, and a filter assembly for filtering dust and/or particulate matter from the airflow, ...
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WO/2023/047108A1 |
A serviceable part for an electrical appliance comprising a motor for generating an airflow through the appliance, in use, the serviceable part comprising a filter assembly for filtering dust and/or particulate matter from the airflow, w...
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WO/2023/042493A1 |
The present invention addresses the problem of providing a depth filter which has excellent filtration accuracy with respect to a fluid that contains fine particles and coarse particles and has a wide particle size distribution, and whic...
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WO/2023/007296A9 |
A composite filtering medium comprising a precision fabric, of the type with weft and warp, on the surface of which nanofibres are deposited by electrospinning. A method for producing the composite filtering medium, comprising a step of ...
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WO/2023/042217A1 |
The present invention relates to functionalized filter materials consisting of carbons and ceramic substrates for special antimicrobial, phase transfer, and catalytic properties and the method of preparation thereof. The filters are coat...
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WO/2023/037440A1 |
The present disclosure addresses the problem of providing a filter material, for air filters, containing a renewable material as a main component, having biodegradability, and having sufficient water repellency. The filter material for a...
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WO/2023/039218A1 |
A moisture-retentive fabric medium comprising a first hydrophilic, thermoplastic elastomeric polyester fiber as a blend of from 20-80% by total weight of the thermoplastic elastomeric polyester textile fibers and a second fiber comprisin...
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WO/2023/038965A1 |
A composite media alternative to high pressure drop glass microfiber HEPA media for use in applications where HEPA efficiency with an oily aerosol challenge with low resistance are required. The composite media contains two light filtrat...
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WO/2023/036625A1 |
A material for a primary carpet backing comprising a nonwoven fabric comprising first bicomponent core/sheath fibers comprising a first thermoplastic polymer in the core and a second thermoplastic polymer in the sheath and second bicompo...
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WO/2023/037733A1 |
The present invention affordably and efficiently processes an end of a metal wire material on the winding start side. This hollow cylindrical filter, which is fabricated by spirally winding a metal wire material 20 in a large number of l...
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WO/2023/031697A1 |
An article. The article includes a nonwoven fibrous web; a filtration layer; and a porous substrate in between the nonwoven fibrous web and filtration layer, the porous substrate having two opposing major surfaces and comprising at least...
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WO/2023/025906A1 |
Depth filtration media for the harvest clarification of a feed stream from cell cultures containing a therapeutic biomolecule. The depth filtration media is comprised of a sintered mixture of a polymeric adsorbent and a thermoplastic bin...
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WO/2023/026973A1 |
The present invention addresses the problem of providing a spunbonded nonwoven fabric in which bleed-through and membrane separation do not occur during membrane-formation processing and that has dimensional stability and mechanical stre...
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WO/2023/025774A2 |
The invention concerns a filter media having an improved efficiency, dust loading capacity and quality factor. The filter media comprises at least a corrugated self-supporting downstream layer (110) and at least an upstream layer (120). ...
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WO/2023/024497A1 |
A polylactic acid (PLA) nano double-layer fiber membrane filter element and a preparation method therefor. The preparation method comprises: first preparing a PLA melt electrospinning nanofiber membrane (MME); then arranging a TPU nanopa...
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WO/2023/022421A1 |
The present invention relates to a tricot filtration fabric and a method for manufacturing same and, more particularly, to a tricot filtration fabric with which there is no release of heavy metals such as Sb, Co, or the like, and a metho...
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WO/2023/018264A1 |
A filter and a method for manufacturing same are disclosed. The filter including nanofibers formed by electrospinning comprises: a base having conductivity; and a nanofiber web formed by attaching the nanofibers on the base. The method f...
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WO/2023/017498A1 |
Provided are face coverings that include a cover panel made from a cover panel material, a filter made from a filtration media adjacent the cover panel, and a retaining system for securing the face covering to a wearer's face. The face c...
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WO/2023/017786A1 |
This laminated film has a polyolefin microporous membrane and a porous support layer. The polyolefin microporous membrane and the porous support layer are bonded together by bonding sections that are dispersed therebetween and include a ...
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WO/2023/016921A1 |
The current disclosure relates to improvements concerning beauty face masks, in particular a face mask comprising an application layer and a carrier layer. The application layer is impregnated with a lotion and comprises a skin-contactin...
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WO/2023/012842A1 |
A water purification system and an associated purification process is described, characterized in that itcomprising five treatment stages by means of a pre- filtration process (1), a hydrosonic pump (2), a secondf iltration process (4) o...
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WO/2023/012159A1 |
A nonwoven fabric (NF) comprising a multilayer structure that comprises: i) at least one melt blown layer (M) comprising melt blown fibers (MBF) comprising a first propylene polymer (PP1) having: a) an amount of 2,1-regiodefects in the r...
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WO/2023/013207A1 |
This porous composite comprises a porous substrate and a porous trapping layer (3) that is provided to a trapping surface of the substrate. The trapping layer (3) includes particles that accumulate within pores of the trapping surface. W...
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WO/2023/007314A1 |
A milking device (1) is provided with milking means, a control unit (11), a milk line (5) for transporting the milk from the milking means to a milk tank (7), a milk filter (8) for filtering the milk passing through the milk line, and a ...
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WO/2023/009329A1 |
A fluid filter, filtering medium composition, and associated process for removing contaminants from feed and exhaust fluids used in fuel cell electricity generation, laboratories, the semiconductor and other industries to improve perform...
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WO/2023/007316A1 |
An automatically cleanable milk filter (8) comprises a cylindrical housing (23) with a outer wall, a first end (15) with a first liquid connection, and above a second end (17) with a second liquid connection. A concentric cylindrical fil...
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WO/2023/008391A1 |
Provided is a filter for inhibiting the degradation of edible oils, which can inhibit the degradation of an edible oil efficiently and easily without requiring the use of a filtering aid or the like and can also prevent the detachment of...
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WO/2023/008809A1 |
The present invention relates to a water purifier having a composite filter, wherein the water purifier is able to discharge domestic water in addition to being able to take in raw water and output purified water, and is integrated with ...
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WO/2023/004959A1 |
A mullite fiber reinforced silicon carbide ceramic filter tube and a preparation method therefor. According to the filter tube, a mullite fiber transition layer is provided between a silicon carbide ceramic support body and a surface fil...
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WO/2023/001909A1 |
The present invention relates to an antimicrobial fabric comprising: i. a first fabric layer; ii. an adhesive layer comprising adhesive material and functionalised cellulose active material particles; and iii. a second fabric layer, wher...
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WO/2023/002840A1 |
The present invention addresses the problem of providing: a resin membrane filter that offers excellent separation precision and has superior toughness; and a method for producing the resin membrane filter. This resin membrane filter h...
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WO/2023/003866A1 |
A nanofiber based multi-layer filtration material suitable for use in providing air filtration to a user' s respiratory system may be provided as an air filtration garment and/or other air filtering devices such as a face mask, mask and ...
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WO/2023/002841A1 |
The purpose of the present invention is to provide: a resin membrane filter having exceptional separation precision, toughness, and filtration speed; and a method for manufacturing the resin membrane filter. This resin membrane filter ...
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WO/2023/285659A1 |
The invention relates to an air filter for an air treatment system of a vehicle and method for manufacturing such an air filter (1), the air filter (1) comprising at least one foam filter element (2), wherein the foam filter material is ...
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WO/2023/288145A2 |
A diffusive air purifier includes an air permeable container containing a chemical sorbent or a sorbent precursor. The sorbent has a chemical composition selected to achieve removal of an air pollutant via a chemical reaction that render...
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WO/2023/284158A1 |
The present invention relates to a method for adjusting a grouting parameter of a slurry for preparing a ceramic composite fiber catalytic filter tube, and a method and apparatus for preparing a ceramic composite fiber catalytic filter t...
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WO/2023/285211A1 |
The invention relates to a filter medium, comprising I) a first nonwoven melt-blown layer, the melt-blown nonwoven comprising a) at least one styrene-containing thermoplastic elastomer and b) at least one polyolefin. The invention also r...
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WO/2023/286974A1 |
A multifunctional air purification filter comprises an air permeable support layer, a mesh layer provided on the air permeable support layer, and a filter layer provided on the mesh layer, at least one part of the multifunctional air pur...
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WO/2023/281788A1 |
The purpose of the present invention is to provide an anti-viral material that has a high inactivation effect against novel coronavirus (SARS-CoV-2) and can be used in various products for the counter measure against novel coronavirus....
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WO/2023/282153A1 |
The present invention suppresses deterioration of trapping efficiency in an air filter comprising multiple layers due to an adhesive used to integrate filter layers with each other. This air filter (1) comprises: a first filter layer (...
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WO/2023/282088A1 |
Provided is a fiber structure with a high dust holding capacity. This fiber structure comprises a thick fiber group comprising fibers A having a fiber diameter per single fiber exceeding 5 μｍ, and a thin fiber group comprising fibers ...
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WO/2023/282002A1 |
A filter according to the present invention includes a first principal surface and a second principal surface opposite to the first principal surface, and further includes a filter substrate portion including a plurality of through-holes...
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WO/2023/275310A1 |
Plant-based filter material intended for the treatment of wastewater and rainwater, comprising cellulose and lignin, said plant-based filter material being characterized in that it comprises at least pieces of wood or plant fibers that f...
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WO/2023/276484A1 |
The purpose of the present invention is to provide an electret fiber sheet which has high collection performance and high thermal stability and is suitably used for an air filter or the like. The present invention is an electret fiber sh...
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WO/2023/272946A1 |
Disclosed in the present invention is a SiC smoke particle collector. First, silicon carbide powder, silica powder, a pore-forming agent, a binder and a polyacrylate-based emulsion are used as primary raw materials, and then acidificatio...
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WO/2023/278545A1 |
Activated carbon (AC) produced from agglomerated purified carbonaceous product (PCP) are provided. The PCP is in particulate form, at least about 90% by volume (%v) of the particles are no greater than about 25 J.lm in diameter; the PCP ...
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WO/2023/275547A1 |
A biodegradable filter is provided with at least two outer layers formed from cellulosic-based fibres, bast fibres, protein -based fibres, and/or polyvinyl alcohol fibres. A non-woven nanofibre filtration membrane is located between the ...
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WO/2023/275778A1 |
The invention is a filter assembly (1) for washing machine (900), wherein the filter assembly (1) is suitable for filtering the water output from a washing machine drum (910) towards the discharge system. The filter assembly (1) extends ...
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WO/2023/272452A1 |
A process for preparing an oleophobic fluoropolymer emulsion. The resulting fluoropolymer emulsion has excellent hydrophobic and oleophobic modification ability (as coatings) on polyester fibers such as polyester (PET), polypropylene (PP...
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WO/2022/270388A1 |
The purpose of the present invention is to provide a method for regenerating an edible fat composition, the method reducing the coloration and acid value of the edible fat composition while maintaining the function thereof. The method, w...
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