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WO/2023/094298A1 |
The invention relates to a membrane distillation assembly for providing purified water, and to a membrane distiller comprising an evaporation chamber, a condensation chamber, and a membrane (9) separating the evaporation chamber and the ...
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WO/2023/095300A1 |
A separation member disclosed herein comprises: a porous support; and a separation layer disposed on the porous support. The separation layer includes a zeolite layer containing aluminosilicate. The total number Nm of atoms of alkali met...
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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/2023/088888A1 |
The present invention relates to a membrane for microbiological analysis, a production method of a membrane for microbiological analysis, and the use of such membranes for microbiological analysis.
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WO/2023/087530A1 |
Provided is a method for using a hollow fiber filter element, comprising: a hollow fiber filter element (10), which is provided in the interior or exterior of an environment cleaning device (20), wastewater enters from the exterior of th...
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WO/2023/087481A1 |
A reverse osmosis composite membrane having an ultrathin desalination layer and a preparation method therefor, which belong to the technical field of preparation of porous film materials. An intermediate layer is introduced after a polys...
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WO/2023/089412A1 |
Described herein is a method. The method includes providing a filtration medium comprising a functionalized microporous membrane, wherein the functionalized microporous membrane comprises a plurality of guanidyl groups; contacting a biol...
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WO/2023/088407A1 |
The present disclosure relates to a method for preparing a reverse osmosis membrane for seawater desalination and a reverse osmosis membrane prepared therefrom. The preparation method of the present disclosure comprises the following ste...
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WO/2023/091369A1 |
Provided herein are composite materials having an expanded porous membrane and a poly(ionic liquids)(PILs) which exhibit superior performance properties including high CO2 absorption, CO2 permeability and CO2/N2 selectivity in combinatio...
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WO/2023/090555A1 |
Provided, according to one embodiment of the present invention, are a manufacturing method of a high stability boron nitride ceramic membrane and a boron nitride ceramic membrane manufactured by the manufacturing method, wherein the manu...
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WO/2023/087617A1 |
A high-flux polyethylene water treatment membrane and a preparation method therefor. Using a polymer sodium salt as a porogen, uniformly mixing the porogen with polyethylene powder, an antioxidant and a diluent, then defoaming and disper...
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WO/2023/090580A1 |
An aspect of the present invention provides a method for manufacturing a separator, the method comprising the steps of: (a) producing a base film by extruding and stretching a composition comprising a crosslinkable polyolefin in which a ...
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WO/2023/085441A1 |
The present invention provides: a mixture which contains a polysaccharide and a block copolymer of a hydrophilic polymer and a polymer having a lower critical solution temperature; a structure which is obtained by removing the block copo...
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WO/2023/084062A1 |
The present invention relates to a process for the preparation of a polyarylether copolymer (P), the polyarylether copolymer (P) obtained by the process and a process for the preparation of a membrane comprising the polyaryl- ether copol...
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WO/2023/085101A1 |
Provided is a hollow fiber degassing module that, even when used for a long period of time for degassing constant temperature water, has excellent chemical resistance and inhibits contamination. Also provided is an automatic analysis dev...
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WO/2023/086276A1 |
The disclosure provides a porous polymeric membrane having ionizable nitrogen functional groups at least at its surface, wherein such groups are associated with a hydroxide anion. The membranes are useful in the purification of polar sol...
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WO/2023/085372A1 |
This zeolite membrane composite (1) comprises: a porous support body (11); and a zeolite membrane (12) which is provided on the support body (11) and contains aluminum, silicon and carbon. The molar ratio of carbon relative to the sum of...
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WO/2023/082229A1 |
A gel composite film, a preparation method therefor, and a use thereof. The gel composite film comprises a porous polymer membrane and a hydrophilic gel that is filled in pores of the porous polymer membrane. The porous polymer membrane ...
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WO/2023/084865A1 |
Provided is a CO2 facilitated transport membrane which is provided with a gel membrane comprising a polymeric compound and an organic solvent, in which a CO2 carrier is contained in the gel membrane, the CO2 facilitated transport membran...
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WO/2023/085371A1 |
A zeolite membrane composite body (1)is provided with a porous supporting body (11) and a zeolite membrane (12) which is arranged on the supporting body (11) and is formed of LTA zeolite. If the Si/Al molar ratio in the zeolite membrane ...
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WO/2023/080237A1 |
This hollow fiber membrane blood purifier includes hollow fiber membranes and a container in which the hollow fiber membranes are packed, wherein the hollow fiber membranes in the hollow fiber membrane blood purifier contain a fat-solubl...
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WO/2023/081448A1 |
Provided herein are ion-selective separation membranes including a polymer matrix and a metal compound dispersed within the polymer matrix. The metal compound includes HaLibXcOd, where a is from 1 to 1.5, b is from 0 to 0.1, c is from 1 ...
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WO/2023/077673A1 |
Disclosed in the present invention are a membrane filtering material, a preparation method therefor, and the use thereof in the treatment of an aerosol. The preparation method comprises the following steps: mixing polyvinyl alcohol with ...
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WO/2023/078741A1 |
A structure and method for carbon capture, e.g., in flue gas. An oxygen-terminated crown pore in graphene can be provided. Exposed carbon atoms on the pore edge can be bonded with oxygen to make a crown pore. When the CO2 is inside the p...
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WO/2023/074031A1 |
The purpose of the present invention is to provide a gas separation membrane having superior gas separation performance to conventional gas separation membranes. A gas separation membrane according to the present invention has an inter...
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WO/2023/038997A9 |
Articles, systems, and methods related to the separation of at least a first species from at least a second species using nanoporous membranes are generally described.
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WO/2023/074267A1 |
This water treatment method for producing water from a target liquid by using reverse osmosis comprises: a reverse osmosis step for separating the target liquid into permeated water and a concentrated liquid by reverse osmosis using a re...
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WO/2023/075532A1 |
The present invention can provide a CHA-DDR-based zeolite separator, which comprises a first layer including a CHA structure and a DDR structure, and a second layer provided on the first layer and including the DDR structure, is in the f...
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WO/2023/074528A1 |
The present invention provides a hollow fiber deaeration module which has both excellent deaeration performance and excellent smoothness of a liquid contact surface. More specifically, the present invention provides a hollow fiber deaera...
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WO/2023/074562A1 |
The purpose of the present invention is to provide a hollow fiber membrane that is capable of efficiently removing extracellular vesicles (vesicles) from a liquid, in particular blood, and a hollow fiber membrane module. To achieve the...
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WO/2023/068244A1 |
This membrane formation composition for forming a membrane upon application to a porous support, the membrane formation composition containing silicone, a solvent for dissolving the silicone, and fine particles, wherein the speed of perm...
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WO/2023/067835A1 |
An objective of the present invention is to provide a gas separation membrane containing a novel sulfonated polyimide and having excellent gas separation performance. The gas separation membrane includes a sulfonated polyimide represen...
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WO/2023/069894A1 |
A high selectivity and high CO2 plasticization resistant polymer comprises a plurality of repeating units of formula (I) for gas separation applications. The polymer may be synthesized from a superacid catalyzed poly(hydroalkylation) rea...
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WO/2023/068450A1 |
Disclosed is a method of manufacturing a polyketone hollow fiber membrane, which includes: preparing a dope solution by heating a mixture of polyketone and a diluent and thereby melting the polyketone; removing air bubbles present in the...
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WO/2023/070099A1 |
A method of making monovalent and multivalent anion selective membrane. Such membrane can be used for electrodialysis ("ED") operation and applied towards the important Cl- - SO4 2- separation in lithium extraction. The membrane thicknes...
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WO/2023/068433A1 |
The present invention relates to a polyvinylidene fluoride (PVDF) composite separation membrane manufacturing method, and a PVDF composite separation membrane manufactured using same, and the PVDF composite separation membrane manufactur...
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WO/2023/064859A1 |
The present disclosure relates to an alkylated graphene oxide membrane comprising a plurality of graphene oxide layers, each graphene oxide layer including at least one graphene oxide sheet covalently coupled to a chemical spacer, the ch...
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WO/2023/062127A1 |
The present invention relates to a polyaromatic polymer that comprises multifunctional aromatic moieties MA, cationic groups CG and bifunctional aromatic moieties BA, wherein one or more CG and one or more BA form a linear unit L, and MA...
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WO/2023/057352A1 |
The present invention relates to a membrane (M) comprising a sulfonated poly(arylene ether sulfone) polymer (sP) and a non-sulfonated poly(arylene sulfone) polymer (P), to a method for the preparation of the membrane (M) and to the use o...
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WO/2023/052226A1 |
A bipolar membrane comprising:a) a first layer comprising a first polymer having ionic groups; b) a second layer comprising a second polymer having ionic groups of charge opposite to the charge of the ionic groups of the first polymer; a...
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WO/2023/054205A1 |
The present invention mainly addresses the problem of providing: a potting agent for manufacturing a separation membrane module having excellent resistance to a highly soluble organic solvent; and a separation membrane module obtained by...
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WO/2023/052574A1 |
The present invention relates to the field of composite membranes. More specifically, the present invention relates to a composite filter membrane comprising: a filtration layer, a support layer comprising at least one through-hole; and ...
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WO/2023/050503A1 |
Provided are a gas separation membrane, and a preparation method therefor and the use thereof. The gas separation membrane comprises 60-100 mol% of a monomeric unit derived from α,β,β-trifluorostyrene, and has an intrinsic viscosity o...
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WO/2023/053504A1 |
The present invention provides a cleaning agent, a cleaning liquid and a cleaning method, which are capable of effectively removing a contaminant that is not able to be sufficiently removed by conventional cleaning liquids in cases where...
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WO/2023/055749A1 |
The disclosure provides improved vent filters useful in single-use in-line transfusion systems. In a first aspect, the disclosure provides filter comprising (i) a layer comprising a fluoropolymer membrane and (ii) a layer comprising at l...
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WO/2023/052052A1 |
A porous film obtainable by curing a composition comprising the following components:(a) 20 to 70wt% styrenic monomer comprising a group of the formula -SO2X;(b) 5 to 30wt% crosslinking agent;wherein:X is of the formula -N(M)SO2R or OM; ...
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WO/2023/054228A1 |
Conventional porous membranes had a mesh structure having a relatively large pore diameter in order to improve the removability of a relatively large component such as a virus. When a filtration raw liquid that is easily stained was filt...
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WO/2023/050481A1 |
A preparation method for an anti-fouling silicon carbide ceramic membrane and a use thereof, relating to the technical field of inorganic membranes. The preparation method comprises the following steps: S1, pretreatment of a carrier: sel...
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WO/2023/044641A1 |
A vapor permeation process to separate a binary vapor using a graphene oxide membrane is disclosed.
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WO/2023/048288A1 |
The present invention provides a composite semipermeable membrane which can achieve both of high salt removal performance and water permeability under a condition where the pressure is variable. The composite semipermeable membrane accor...
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