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WO/2023/115735A1 |
The present application relates to the technical field of biofilms, and specifically discloses a surface-modified membrane and an application thereof. The surface-modified membrane comprises a basement membrane and a surfactant loaded on...
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WO/2023/118088A1 |
A separator for an electrolytic cell alkaline electrolysis (1) characterized in that the separator has a residual non-aqueous solvent amount of less than 5 wt%, relative to the total dry weight of the separator.
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WO/2023/122216A1 |
A composite media includes a stack with 20 or more layers, each layer including a substrate with a first major surface and an opposing second major surface; and a fiber layer deposited onto the first major surface of the substrate and in...
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WO/2023/117808A1 |
The disclosure relates to a method for improving the selectivity of a membrane, specifically of a membrane comprising a blend of i) a polysulfone, polyethersulfone or polyarylethersulfone and ii) polyvinylpyrrolidone, characterized in th...
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WO/2023/117812A1 |
The present disclosure relates to a membrane prepared from a blend comprising i ) a polysulfone, polyether sulf one or polyarylethersulfone and ii ) polyvinylpyrrolidone, characterized in that the membrane is coated with polydopamine and...
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WO/2023/113031A1 |
A filter, characterized by comprising a porous filter substrate, the porous filter substrate containing an inorganic material, and a compound that has at least one group selected from groups represented by general formulas (1) to (3) and...
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WO/2023/113597A1 |
The present invention relates to a process for the preparation of a supported Carbon Membranes (CMs). The present invention also relates to a process for the separation of a gas from a gas mixture and to the use of use of a supported CMs...
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WO/2023/102606A1 |
A method of producing a supported membrane of a material, the method including the steps: (a) providing a supported membrane preform including: i. a substrate having a front side and a back side; ii. a layer of membrane material on the f...
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WO/2023/102607A1 |
A method of fabricating nanopores in a material, the method comprising: irradiating the material to create a track of damage in the material, the track of damage having one or more dimensions in the nanometre range; and etching the track...
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WO/2023/102303A1 |
A porous polymeric membrane which comprises a porous membrane having an average pore size between about 0.001 and 10.0 microns formed of a first polymer, said substrate having a surface which is modified on its surface with a cross-linke...
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WO/2023/096069A1 |
An aspect of the present invention provides a separator and a manufacturing method therefor, in which the separator consists of a porous film having a hydrophobic region which includes polyolefin, and a hydrophilic region which is disper...
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WO/2023/094814A1 |
There is described as a separation membrane, wherein the membrane is an ultrapure water membrane; a food and/or beverage processing membrane; a municipal water membrane; a peel oil recovery membrane; a (bio)refinery dewatering membrane; ...
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WO/2023/092809A1 |
A modified Nb 2CT x nanosheet membrane and a preparation method therefor. The preparation method comprises the steps of: adding a modifier into an Nb 2CT xMXene suspension and subjecting same to ultrasonic mixing, then uniformly distribu...
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WO/2023/092781A1 |
A preparation method for a reverse osmosis membrane, and the reverse osmosis membrane prepared thereby. The method comprises the following steps: preparing a polymer solution as a membrane casting solution, such that the membrane casting...
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WO/2023/096068A1 |
An aspect of the present invention provides a separator and a method for manufacturing same, the separator comprising: a porous support; and a hydrophilic polymer applied on the surface of the porous support by a solution including the h...
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WO/2023/094287A1 |
Described is a method of manufacturing a catalyst membrane, the method comprising the steps of providing a membrane; generating an aerosol of catalyst nanoparticles by spark ablation; and directing the aerosol of catalyst nanoparticles t...
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WO/2023/096779A1 |
A system for separating, isolating, and concentrating extracellular vesicles (EVs) is provided. The system comprises an ultrafiltration device; an isoporous membrane configured for use in the ultrafiltration device; and a collection cont...
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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/2023/089412A1 |
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/2023/086276A1 |
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/2023/082538A1 |
A hollow fiber membrane filament and a preparation method therefor, and an oxygenation membrane obtained by weaving hollow fiber membrane filaments. The preparation method for a hollow fiber membrane filament comprises the following step...
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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/2023/081448A1 |
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/2023/038997A9 |
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/2023/075532A1 |
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/2023/068450A1 |
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/2023/068433A1 |
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/2023/057352A1 |
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/2023/052574A1 |
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/2023/052052A1 |
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/2023/050481A1 |
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/2023/049217A1 |
Provided herein are compositions, devices, and methods including nanofiber compositions comprising a polymer and nanoparticles including one or more of nickel, cobalt, silver, and tetraphenylborate, wherein the compositions are capable o...
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WO/2023/046908A1 |
The invention relates to a device having a filter layer comprising pores with a microstructured functional surface. The invention also relates to a system comprising the device. The invention further relates to a method for producing the...
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WO/2023/040435A1 |
A modified polyisophthaloyl metaphenylene diamine (PMIA) ultrafiltration membrane and a preparation method therefor. The modified PMIA ultrafiltration membrane is prepared by using PMIA as a membrane material, using an amphiphilic block ...
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WO/2023/040336A1 |
Disclosed is a solvent-resistant forward osmosis composite membrane, the solvent-resistant forward osmosis composite membrane having an upper and lower composite structure composed of a separation layer and a porous support layer, the ma...
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WO/2023/040880A1 |
The present invention provides a UPE porous membrane having a high specific surface area, a preparation method therefor, and a use thereof. The porous membrane comprises a first porous outer surface, a second porous outer surface, and a ...
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WO/2023/040973A1 |
Provided in the present invention are an asymmetric PES filter membrane for virus removal and a preparation method therefor. The PES filter membrane comprises a main body, the main body having a non-oriented tortuous path therein, one si...
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WO/2023/035556A1 |
A forward osmosis membrane and a preparation method therefor. The forward osmosis membrane has a modified membrane structure comprising a hydrophilic supporting grid and a hydrophilic polymer membrane layer mixed with an antioxidant. The...
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WO/2023/025758A1 |
A gas separation membrane (GSM) comprising: (i) a porous substrate; and (ii) a discriminating layer; wherein the discriminating layer has an average thickness of 0.05 to 4.9 µm, a sulphur content above 0.001% relative to the total numbe...
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