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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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WO/2021/132410A1 |
This spunbond nonwoven fabric is constituted by thermoplastic continuous filaments composed of high-melting-point components and low-melting-point components, wherein: the coefficient of variability (CV) in the vapor transmission rate of...
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WO/2021/125731A1 |
An automatic dialysis apparatus according to the present invention comprises: a water purification unit which receives raw water from a water source supply source and purifies same; a component mixing unit which produces a dialysate by s...
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WO/2021/125257A1 |
This air filter includes a nonwoven fabric having formed between fibers therein numerous pores that penetrate the fabric between one surface through which air containing oil mist and dust flows in and the other surface which is located o...
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WO/2021/127177A1 |
Filter media comprising a non-wetlaid backer are generally provided. In some embodiments, a filter media comprises a non-wetlaid fiber web and further comprises one or more further fiber webs. The further fiber web(s) may include an effi...
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WO/2021/122779A1 |
The invention relates to a water-vapor-permeable and hot-water-resistant paper consisting substantially of cellulose and of manufacturing aids required for the production of cellulose, such as pH modifiers based on acids and/or bases. Th...
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WO/2021/124037A1 |
Filter media are described. In particular, a filter media includes an intake side, an exhaust side, and a plurality of fibers distributed throughout the filter media. The fibers have a plurality of deniers, and fibers disposed proximate ...
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WO/2021/120484A1 |
Disclosed are a complex fiber filter material and a preparation method therefor. The method comprises: subjecting a composite fiber mat to heat setting, a surface treatment and heating and curing, and then hot-pressing and laminating sam...
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WO/2021/112197A1 |
In a polytetrafluoroethylene oriented porous film provided by the present invention, the through-thickness air permeability, expressed as Frazier air permeability, is 4 cm3/(sec·cm2) or greater, and the total cohesive strength, as expre...
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WO/2021/109061A1 |
A high-efficiency and low-resistance surface filter material, and a preparation method therefor. The surface filter material provided by the present invention comprises a substrate and a superfine fiber coating. According to the high-eff...
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WO/2021/111290A1 |
Charged polymeric webs, such as electret webs, include a thermoplastic resin and a charge-enhancing additive. The additives are substituted benzothiazole compounds or substituted benzoxazole compounds. The substituent groups may be hydro...
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WO/2021/111246A1 |
Charged polymeric webs, such as electret webs, include a thermoplastic resin and a charge-enhancing additive. The additives are a mercapto-benzothiazole salts or mercapto-benzoxazole salts. The electret webs may be a non-woven fibrous we...
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WO/2021/112198A1 |
The provided polytetrafluoroethylene stretched porous membrane has a node/fibril structure comprising a plurality of nodes and fibrils connecting the plurality of nodes. The ratio of the average length of the nodes in the thickness direc...
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WO/2021/107701A1 |
In a heat resistant bag filter, of the present invention, comprising: a fabric support layer; a PTFE foam coating layer layered on the fabric support layer; and PTFE electrostatic particles dispersed on and fixed to the PTFE foam coating...
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WO/2021/101215A1 |
The present invention relates to an air purifying filter. The present invention comprises: a filtering layer (30) including a dielectric for collecting micro particles; a first electrode layer (50) which is layered on one side of the fil...
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WO/2021/100957A1 |
The present invention relates to sheet paper which has an air purification function and contains a purification composition capable of purifying air, wherein the purification composition contains zinc chloride, manganese chloride, and co...
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WO/2021/100322A1 |
[Problem] Various sulfur compound removers have been studied for some time as measures against problems such as metal corrosion due to sulfur compounds such as hydrogen sulfide and methyl mercaptan. The conventional sulfur compound remov...
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WO/2021/101218A1 |
The present invention relates to an air purification filter (1) and an air purifier (200) including same. The present invention comprises: a filtration layer (30) made of a dielectric that collects fine particles; a pair of electrode lay...
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WO/2021/100286A1 |
The purpose of the present invention is to prevent breakage of filter elements. A filter (10), provided with: filter elements (40) in which a filter surface (43) extends between a first end (41) and a second end (42); a partition wall (3...
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WO/2021/094483A1 |
The invention relates to a filtration unit (1) intended to allow the leucocytapheresis of the blood or of a blood product, comprising an external pouch (2) provided with at least one inlet orifice (3) and with at least one outlet orifice...
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WO/2021/093286A1 |
An integrated filter material, a preparation method and an application. The filter material is composed of a commercial dust removal filter material and a catalyst that is grown on the filter material and that has a function of simultane...
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WO/2021/094922A1 |
A filtration device for heated process air used in an apparatus for the dehumidification of plastics in granules is disclosed, with a filter medium of tubular shape that is crossed by the air radially from the outside towards the inside ...
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WO/2021/096426A1 |
There is provided a multi-layered membrane for separating components in an aqueous sample, comprising a porous layer for separating or retaining at least one component from said aqueous sample therein, and an absorbent layer comprising a...
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WO/2021/086086A1 |
The present invention relates to an improved method for manufacturing allulose and, more particularly, to a method for manufacturing a fructose-containing raw material solution by using raw sugar as a raw material base used in the manufa...
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WO/2021/081942A1 |
An environment-friendly dust removal apparatus, comprising a dust removal box (1), a base (4), and a plurality of support rods (6). The dust removal box (1) is provided with an air inlet pipe (2) and an air outlet pipe (3); a dust remova...
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WO/2021/085099A1 |
The present invention provides a layered body achieving an excellent rate of absorption of fuel or the like into a filter medium. Provided is a layered body having a first substrate and a second substrate. The layered body is characteriz...
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WO/2021/085601A1 |
The present invention is a filter for liquid filtration, said filter being provided with a perforated core material and a woven fabric that is wound around the outer periphery of the perforated core material. This filter for liquid filtr...
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WO/2021/082090A1 |
Provided is a method for increasing the adhesiveness between a micro/nanofiber and a substrate. The method comprises: a micro/nanofiber having beads is sprayed on a substrate by means of an electrostatic spinning method, the beads are us...
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WO/2021/084042A1 |
A refractory filter suitable for filtering molten metal, such as steel, and a method and powdered composition for producing said filter. The filter comprises refractory material, said refractory material comprising: 60-90 wt% alumina; 8-...
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WO/2021/086979A2 |
Some embodiments of the present disclosure relate to a method of regenerating at least one filter medium comprising: providing at least one filter medium, wherein the at least one filter medium comprises: at least one catalyst material; ...
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WO/2021/081237A1 |
Mechanical chopping has been successfully used to expand both fetal and iPSC-derived neural progenitor cells to scales suitable for early phase clinical trials. However, this method is time-consuming, labor-intensive, and challenging to ...
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