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WO/2023/128523A1 |
The present application relates to a lyocell material with a modified cross section, a cigarette filter including the lyocell material, and a manufacturing method therefor. The lyocell material and the cigarette filter including same rep...
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WO/2023/120958A1 |
Disclosed are a nanofiber filter and a method for manufacturing same. A nanofiber filter may include a pleated base; and nanofibers attached to the base by electrospinning, wherein the nanofibers may be attached onto the base while the p...
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WO/2023/119894A1 |
The purpose of the present invention is to make it less likely that a portion of a joined metal wire will catch on other components or the like. A hollow cylindrical filter 200 in which one or a plurality of metal wires 220 are wound so ...
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WO/2023/121680A1 |
A filter for an airfoil of a vane of a turbomachine is disclosed. The filter includes a mounting member for mounting to an endwall of the vane. The mounting member has a first flow exit opening defined therethrough for fluid communicatio...
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WO/2023/121487A1 |
The filtering and absorbing material is intended for an absorption of pollutants from the- air and for a filtration, ventilation and air conditioning of the air, particularly for a filtration in household appliances, cars, constructions ...
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WO/2023/113101A1 |
Provided are a manufacturing method of an antibacterial nonwoven fabric, and an antibacterial nonwoven fabric manufactured using the manufacturing method, the method allowing copper to be deposited on a calcium carbonate powder so that a...
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WO/2023/114030A2 |
A system for processing a fluid to remove dissolved solids that uses pressure-based membranes. The fluid passes through multiple membranes to achieve the desired parameters for the fluid.
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WO/2023/114374A1 |
Nonwoven fabrics are provided that include (i) a plurality of continuous matrix fibers comprising a first polymeric material having a first melting point and including a first polymer component, in which the first polymer component compr...
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WO/2023/109970A1 |
The present invention relates to the technical field of the preparation of a mineralized material, particularly provides a mineralized filter element and a preparation method therefor, and aims to solve the problem of unstable mineral pr...
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WO/2023/107726A1 |
A composition comprises a hierarchically structured material and a plurality of nanoscale features disposed on at least a portion of a surface of the hierarchically structured material, wherein the plurality of nanoscale features include...
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WO/2023/105881A1 |
[Problem] To provide a dust collector and a regeneration method for a metal filter of the dust collector, whereby the metal filter can be easily regenerated while attached to the dust collector. [Solution] This dust collector 1 includes ...
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WO/2023/106230A1 |
The present invention provides: a melt-blown nonwoven fabric which has high strength, elongation, and particle collection efficiency; and the like. The present invention provides a melt-blown nonwoven fabric which contains fibers, wherei...
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WO/2023/106471A1 |
The present invention relates to an antibacterial or antiviral filter which has improved coating durability and ultraviolet resistance. More specifically, the present invention relates to: a polymer filter which can be made of various fi...
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WO/2023/105882A1 |
[Problem] To provide: a method for diagnosing deterioration of a metal filter which makes it possible to accurately diagnose metal filter deterioration, regardless of whether a dust collector is operating or stopped; and a deterioration ...
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WO/2023/101940A1 |
Nonwoven fabrics are provided that include a first meltblown layer, in which the first meltblown layer comprises a first polymeric material including (i) a first polymer component and (ii) optionally one or more first additives. The firs...
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WO/2023/101437A1 |
Disclosed is a method for manufacturing PTFE fiber for a PTFE membrane catalyst filter, in which mixing, aging, compression, extrusion, rolling, sintering, oiling/stretching, and slitting processes are carried out in a process of manufac...
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WO/2023/094052A1 |
The invention relates to a filter device for an additive manufacturing device for purifying a process gas of the additive manufacturing device, the filter device having at least one permanent filter for purifying a process gas during ope...
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WO/2023/095799A1 |
An electret according to the present invention contains inorganic particles and a dispersant in a polyolefin resin, and further contains a nitrogen-containing compound. If a is defined as the maximum value of the depolarization current a...
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WO/2023/095800A1 |
An electret according to the present invention contains zinc oxide particles in a polyolefin resin. When subjected to photoluminescence measurements, the zinc oxide particles exhibit a ratio (B/A) of the photoluminescence intensity A in ...
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WO/2023/090205A1 |
A ventilation filter has one main surface and another main surface, and includes a fluororesin porous membrane treated with an oil-repellent agent for oil repellency. When the absorption spectrum is measured through Fourier-transform inf...
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WO/2023/090701A1 |
The present application provides a spunbond nonwoven fabric, a manufacturing method therefor, a manufacturing apparatus therefor, and an article including the nonwoven fabric, wherein the spunbond nonwoven fabric is superb in terms of pe...
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WO/2023/090761A1 |
The present invention relates to a method for electrospinning of a high-efficiency nanofiber air filter by using a PVDF-G-POEM double comb copolymer. According to the present invention, provided is a nanofiber air filter which: can adsor...
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WO/2023/091666A1 |
Filter media including fibers comprising a matrix polymer and impact modifier, and related methods, are generally described.
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WO/2023/084428A1 |
Ceramic filter comprising composite material, wherein the composite material has a porosity comprised between 0.1 μm and 10 μm. Advantageously, the ceramic filter, the process for cleaning said ceramic filter, the process for producing...
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WO/2023/085548A1 |
The present invention relates to a composite filter and a water purifier including same, wherein the discharging of washing water as well as the input of raw water and the output of purified water are possible, and thus filter members ar...
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WO/2023/085909A1 |
The present invention provides a cabin filter unit having a PTFE membrane multilayered structure comprising three superimposed layers. The cabin filter unit having a PTFE membrane multilayered structure comprises: a melt blown layer disp...
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WO/2023/082498A1 |
A nanocellulose aerogel, a preparation method therefor and an application thereof. On the inside, the nanocellulose aerogel has a porous network structure, with an average pore diameter of 100-240nm and a porosity of 69-88%; the nanocell...
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WO/2023/084448A1 |
The invention relates to a filter containing a filter material comprising sodium silicate for filtering particles harmful to health from a gaseous medium and the use of a filter material to reduce the concentration of certain substances ...
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WO/2023/080462A1 |
A filter assembly is disclosed. An embodiment of the present invention may provide a filter assembly comprising: a housing having a containing space formed therein so as to communicate with an external raw water supply portion and a puri...
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WO/2023/080563A1 |
Provided is a sidestream smoke removal device comprising: a housing in which a smoking space is formed; an item insertion part positioned at one end of the housing so as to form an opening for allowing a smoking item to be inserted into ...
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WO/2023/079766A1 |
Provided is a photocatalyst antibacterial deodorizing material having sufficient performance in both antibacterial performance and deodorizing performance. The photocatalyst antibacterial deodorizing material 10 comprises a photocataly...
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WO/2023/081282A1 |
An air filtration membrane includes a substrate and a network of electrospun polymeric nanofibers deposited on the substrate, wherein the air filtration membrane has a minimum air filtration efficiency of between MERV 13 and HEPA filtrat...
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WO/2023/078820A1 |
The invention relates to a cartridge for drinking water treatment, in particular designed for a table top water filter or an under-the-sink water treatment system. The cartridge has at least one chamber through which water can flow and w...
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WO/2023/081130A1 |
The invention provides microfluidics devices, methods and kits employing expandable gels in a sample chamber for translocating cells or particles in a sample solution to an observation plane to facilitate counting and analysis.
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WO/2023/074926A1 |
An oxygen transmitter comprises: a main body; a gas chamber cap coupled to one end of the main body in the longitudinal direction to form a gas chamber; a measurement chamber cap coupled to the other end of the main body in the longitudi...
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WO/2023/074011A1 |
Provided is a particle adhesion device 100 comprising: a holder 10; a chamber 20; a nozzle 30; an intake port 40; and a flow control member 50. The holder 10 holds a filter base material 70 having a first end surface 71a and a second end...
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WO/2023/076688A1 |
Disclosed are methods, devices, systems, and filter media for the removal of contaminants (e.g., oils, per- and polyfluoroalkyl substances (PFAS), and/or microbes) from a fluid. The filter media can comprise a fiber (e.g., a hydrophobic ...
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WO/2023/074758A1 |
An electret according to the present invention contains at least 90 mass% of a polyolefin resin, 0.1-5 mass% of a hindered phenol compound having an amide bond, and 0.1-5 mass% of a nitrogen-containing compound.
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WO/2023/073944A1 |
Provided is a filter having excellent efficiency in capturing foreign matter. This filter 10 includes a foam layer 12 that is made of a resin foam, a fabric layer 14, and a fiber layer 16 that is positioned between the foam layer 12 an...
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WO/2023/076277A1 |
An air filter comprises a filter element that includes a proximal surface configured to receive a flow of air; is configured to remove a set of pollutants from the received flow of air; and includes a distal surface configured to allow p...
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WO/2023/076148A1 |
The invention relates to a composite block article having a polyamide binder interconnecting one or more types of interactive particles or fibers. The block article is useful in the separation of materials dissolved or suspended in fluids.
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WO/2023/076138A1 |
Porous structures are made from compositions that include hollow glass bodies and an inorganic powder. The inorganic powder may act as a rigid frame member, a crystallization agent, or both, which reduces the shrinkage of the porous stru...
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WO/2023/074503A1 |
This filter makes it possible to escape damage even when oil mist in gas has been trapped thereon and also to prevent a filter paper from being clogged with an oil film. The filter is provided with a filtering medium formed by folding ...
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WO/2023/076555A1 |
Some embodiments relate to a filter material for coalescing a dispersed phase in a continuous phase. The filter material has binder fibers and irregular rayon fibers distributed among the binder fibers. The filter material lacks non-fibr...
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WO/2023/074737A1 |
A porous material comprising a liquid crystal polymer powder, wherein the liquid crystal polymer powder includes fibrous particles formed of a liquid crystal polymer, the average size of the fibrous particles formed of the liquid crystal...
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WO/2023/066554A1 |
The invention relates to a motor vehicle (1) having an interior (2) provided to accommodate passengers, more particularly a driver, and a ventilation device (3) for ventilating the interior (2) and comprising an air filter device (9) for...
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WO/2023/068538A1 |
A home air-shower device according to the present invention comprises: a body part having, at both sides of the inside thereof, flow paths, which are air flow passages and are separated from the inner center portion thereof; an inflow pa...
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WO/2023/068539A1 |
An air shower apparatus installed as an affiliate of a house structure according to the present invention is installed as a structure of a house and comprises: a body portion having channels formed on both sides of the inside thereof as ...
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WO/2023/069327A1 |
Described are multi-layer filters of a type commonly known as "depth filters" and related devices and methods, with the filters containing a layer that includes polyaramid fiber, synthetic filter aid, and polymeric binder.
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WO/2023/063299A1 |
An electret material according to the present invention is formed from a resin composition containing at least 90 wt.% of a polypropylene resin, and 0.05-5 mass% of a hindered phenol compound having an amide bond. The crystallization tem...
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