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WO/2021/188082A1 |
The present invention relates to a combined decolorization system (10) in which a reactor system (20) and a filtration system (30) function sequentially or individually optionally to provide decolorization in a waste basic (cationic) dye...
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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/2021/187917A1 |
The present application relates to a mask containing a nano dried metal chloride salt and a dry manufacturing process therefor and, more specifically, to a mask containing a nano dried metal chloride salt and a dry manufacturing process ...
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WO/2021/186347A1 |
The present invention relates to personal protective equipment, specifically to a filtering device for the protection of the respiratory tract, which can be worn on the face of a user. In particular, the present invention relates to a we...
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WO/2021/179369A1 |
The present invention relates to the technical field of filtering, and to a filter element, comprising a microporous membrane layer, and a first melt-blown nonwoven fabric layer and a second melt-blown nonwoven fabric layer located on bo...
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WO/2021/181345A1 |
An air filtration system (100) comprising one or more first layers(102), one or more second layers (104), and one or more third layers (106), wherein the one or more second layers (104) are positioned between the one or first layers(102)...
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WO/2021/177690A1 |
The present invention relates to an air filter comprising a polycarbonate nanofiber, and a manufacturing method therefor, the air filter comprising a polyethylene terephthalate substrate, a polycarbonate nanofiber nonwoven fabric, and a ...
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WO/2021/174343A1 |
A filter medium for removal of contaminants from wastewater. The filter medium includes a walnut shell particle having a metal hydro(oxide) nanoparticle bonded to the surface of the nut shell particle. The filter medium is particularly u...
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WO/2021/178338A1 |
The present invention provides for a process for synthesis of carbon beads comprising sub-micron size, micron size or milli size. The process enables modulation of the viscous slurry for synthesis of the carbon beads with improved physic...
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WO/2021/175447A1 |
An air filter module (100, 200, 300) includes a first sub-module (110, 210, 310) comprising an activated carbon filter (111, 211, 311) for filtering air, an inlet (115) in fluidic connection with the activated carbon filter (111, 211, 31...
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WO/2021/177272A1 |
The present invention addresses the problem of providing a blood treatment filter having an excellent filtration rate. The problem can be solved by the blood treatment filter comprising: a container having an inlet part and an outlet par...
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WO/2021/178300A1 |
The present disclosure provides a filter for removing contaminants from a liquid or gaseous medium including a woven or nonwoven sheet of entangled carbon nanotubes. The present disclosure also provides a method for reducing the concentr...
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WO/2021/172794A1 |
The present invention relates to a film for simultaneously blocking air pollutants and a manufacturing method therefor. The blocking film according to the present invention can simultaneously filter out air pollutants by using one filter...
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WO/2021/173097A1 |
The present invention relates to a particulate cleaning system (1), which is used to retain particulate matter in exhaust gases discharged as waste in vehicles, essentially comprising at least one outer body (2) which is placed on the pa...
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WO/2021/172820A1 |
A filter housing apparatus for a water purifying apparatus may comprise: a body unit including a space for accommodating a filter for the water purifying apparatus, a vacuum layer surrounding the space, and a water inlet for introducing ...
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WO/2021/171840A1 |
This method for producing a filter comprises: a relation deriving step wherein a relation between the concentration of the organic solvent contained in a catalyst slurry/the organic solvent in an aqueous medium and the amount of catalyst...
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WO/2021/172753A1 |
The present invention relates to a nanofilter manufactured using electrospinning and a method for manufacturing the same, and more specifically, to a nanofilter and a method for manufacturing the same wherein, by adjusting the diameter o...
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WO/2021/166297A1 |
A honeycomb structure 100 that comprises: a plurality of columnar honeycomb segments 10 that have partitions 13 that form a plurality of cells 12 that constitute fluid channels that extend from a first end surface 11a to a second end sur...
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WO/2021/166190A1 |
A dielectric drying method for ceramic compact 10, wherein a plurality of ceramic compacts 10 placed side by side on the upper surface of a receiving base 20 for drying in a direction perpendicular to the conveying direction L are convey...
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WO/2021/164241A1 |
An organosilicon porous breathable disinfection and sterilization nano-filtration material for masks that is synthesized from a component A and a component B. The component A comprises the following components: methyl vinyl polysiloxane,...
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WO/2021/162076A1 |
The present invention provides a per- and poly-fluoroalkyl compound sampler for personal exposure measurement, said sampler being capable of efficiently trapping, in a releasable manner, per- and poly-fluoroalkyl compounds that are prese...
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WO/2021/160194A1 |
This is a method of manufacturing a filter membrane, which in its multilayer structure comprises at least one support layer of polymeric textile with a basis weight of 15 to 200 g/m2 and associated, at least, one layer of electro spun no...
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WO/2021/161557A1 |
Polyphenylene sulfide staple fiber characterized by being formed from fibers having at least two different single-fiber finenesses, and moreover characterized in that the mixed fiber uniformity is less than 3.0.　Provided is PPS stable ...
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WO/2021/160804A1 |
Process for the removal of particulate matter from an aqueous stream containing a concentrated acid, preferably concentrated sulfuric acid, said process comprising mechanical filtration by passing said aqueous stream through a filter uni...
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WO/2021/157746A1 |
This columnar honeycomb structure includes an outer peripheral wall, and porous separating walls which are arranged inside the outer peripheral wall, and which demarcate and form a plurality of cells that penetrate through from one end s...
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WO/2021/158697A1 |
A system and method for laminating filter media can include applying an adhesive to a layer of the filter media and curing the adhesive. A multilayer filter assembly can include a first and a second layer laminated together using an inor...
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WO/2021/158726A1 |
Metal nanoparticle agglomerates may convey biocidal activity to surfaces upon which they are deposited and become adhered, such as various air filtration media. Air filtration media may comprise a plurality of fibers having a plurality o...
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WO/2021/157547A1 |
The present invention provides a mesh filter having superior handling performance for liquid-solution lyophilizates. This mesh filter 130 has a mesh 131, and liquid-solution lyophilizates 132 affixed to the mesh.
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WO/2021/157479A1 |
This porous composite (1) comprises a porous substrate (2) and a porous trapping layer (3) that is provided to a trapping surface (for example, the inside surface of a first cell (231)) of the substrate (2). The trapping layer (3) includ...
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WO/2021/152422A1 |
Charged polymeric webs, such as electret webs, include a thermoplastic resin and a charge-enhancing additive. The additives are substituted heterocyclic thiolate salts. The heterocyclic thiolate salt has 2 nitrogen groups and a third gro...
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WO/2021/152426A1 |
Charged polymeric webs, such as electret webs, include a thermoplastic resin and a charge-enhancing additive. The additives are substituted heterocyclic thiols. The heterocyclic thiol has 2 nitrogen groups and a third group that may be a...
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WO/2021/153296A1 |
A goal of the present invention is to provide: a layered electret nonwoven fabric that has low pressure loss and high trapping efficiency, as well as superior moldability into filter form; and an air filter unit and an air purifier that ...
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WO/2021/148477A1 |
Device for purifying and/or deodorizing air (1), comprising: - an enclosed space (2), delimited by a wall (3) comprising an intake opening (4) and a discharge opening (5); - a turbine (9), configured to cause air to be admitted through t...
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WO/2021/149606A1 |
The present invention addresses the problem of providing: an electret melt-blown non-woven fabric which has high trapping efficiency and low pressure loss; and a filter material and an air filter obtained using same. This electret melt-b...
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WO/2021/150843A1 |
A filter element is provided that includes a plurality of individual fibers, wherein each individual fiber has a non-circular cross-section. The filter element also includes at least one flat sheet media, wherein the plurality of individ...
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WO/2021/146664A1 |
A face mask and a removable insert, the insert being constructed primarily of cidal metal or cidal metal alloy wherein the tidal metal or tidal metal alloy is the major structural component of the insert. The insert is positioned on the ...
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WO/2021/145518A1 |
The present invention relates to a negative-voltage air filter which is used in an apparatus discharging air that is the inflowing air from which fine dust has been eliminated, the filter comprising a film in which is negatively charged ...
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WO/2021/144507A1 |
In quantum physics, there are "strip" effects observed by us in 2006 and the Northern German universities in Potsdam in 2009 on the effects of thermal management, in quantum mode, i.e. depolarization by inversion of phase of the electric...
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WO/2021/140254A1 |
A closure and filter for a multi-use water bottle (2). The closure has a main body (4) having an outlet (16) through which fluid passes to be consumed by the user and an air valve (58) remote from the outlet to provide an air channel thr...
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WO/2021/140239A1 |
A closure and filter for a multi-use water bottle (2). The closure has a main body (4) having an outlet (16) through which fluid passes to be consumed by the user and an air valve (58) remote from the outlet to provide an air channel thr...
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WO/2021/138288A1 |
Provided herein is a method of delivering a biological material, including a genome-editing agent, to the interior of a plant cell wherein the method includes contacting the plant cell with a complex comprising the biological material an...
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WO/2021/137557A1 |
An air conditioner for creating a pleasant indoor environment is disclosed. An air conditioner comprises: a circulation flow channel which communicates with an indoor space to allow air to circulate therethrough; an exhaust flow channel ...
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WO/2021/137422A1 |
The present invention relates to a cabin filter unit, and may comprise: a HEPA filter; and carbon block filters placed at the rear end of the HEPA filter, wherein each of the carbon block filters has a structure which has multiple perfor...
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WO/2021/134312A1 |
Disclosed are a wet non-woven fabric, the use of the wet non-woven fabric as a supporting layer of a water treatment membrane, a method for preparing the wet non-woven fabric, and a water treatment membrane containing the wet non-woven f...
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WO/2021/132836A1 |
The present invention provides an apparatus for treating food waste, which dries and treats food waste, the apparatus comprising: a main body having a space provided therein and a suction hole on one side thereof and an exhaust hole on t...
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WO/2021/132411A1 |
The present invention provides a spun-bonded nonwoven fabric which has excellent stiffness and weight uniformity, while having excellent dust collection performance and excellent mechanical characteristics. A spun-bonded nonwoven fabric ...
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WO/2021/132403A1 |
This spun-bonded nonwoven fabric is constituted from a thermoplastic continuous filament comprising a high-melting-point component and a low-melting-point component, the stiffness in the MD direction of the spun-bonded nonwoven fabric be...
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WO/2021/132402A1 |
A spun-bonded nonwoven fabric according to the present invention comprises a thermoplastic continuous filament constituted of a high-melting point component and a low-melting point component, and is partially-fused. The spun-bonded nonwo...
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WO/2021/133114A1 |
The present invention relates to a wet non-woven fabric and, more specifically, to a wet non-woven fabric and an article comprising the same, wherein the wet non-woven fabric has superb texture, mechanical strength, and processability, h...
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WO/2021/132409A1 |
The spunbond nonwoven fabric for filters according to the present invention is formed of thermoplastic continuous filaments comprising a high-melting-point component and a low-melting-point component, is partially fused, and has a non-fu...
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