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Matches 151 - 200 out of 5,067

Document Document Title
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...  
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...  
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...  
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 ...  
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...  
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...  
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 ...  
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 ...  
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 ...  
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...  
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.  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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; ...  
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...  
WO/2023/044641A1
A vapor permeation process to separate a binary vapor using a graphene oxide membrane is disclosed.  
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...  
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...  
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 ...  
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...  
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 ...  
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...  
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...  
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...  
WO/2023/025757A1
A gas separation membrane (GSM) comprising: (i) a porous substrate; and (ii) a discriminating layer; wherein the discriminating layer is obtainable by curing a composition comprising a curable copolymer, wherein the curable copolymer has...  
WO/2023/015826A1
A nanofiber filtering membrane, and a preparation method therefor and the use thereof. The nanofiber filtering membrane comprises a polymer fiber, and electret nanoparticles and ZnAc•2H2O both attached to the surface of the polymer fiber.  
WO/2023/007202A1
The invention relates to composition comprising: - at least one porous solid additive having a charged surface; - a charged interfacial agent; - a polymerizable ionic liquid monomer; wherein the charged interfacial agent is an ionic liqu...  
WO/2023/007201A1
The invention relates to a composition comprising: at least one porous solid additive having a charged surface; an IL; a polymerizable IL; and a cross-linker; wherein the cross-linker wherein the cross-linker has a high affinity to CO2 o...  
WO/2023/004022A1
An article includes an asymmetric hollow fiber CMS membrane made by a method comprising: heating a polymeric precursor to a pyrolysis temperature from 500 °C to 1200 °C; pyrolyzing the polymeric precursor at the pyrolysis temperature, ...  
WO/2023/001793A1
Present invention relates to a novel method of preparing a diaphragm.  
WO/2023/004024A1
A method of manufacturing a hollow fiber carbon membrane, the method includes heating a polymeric precursor to a pyrolysis temperature that is greater than or equal to 900 °C and less than or equal to 1200 °C, and pyrolyzing the polyme...  
WO/2023/004020A1
A method of making a hollow fiber carbon molecular sieve (CMS) membrane includes heating a polymeric precursor to a pyrolysis temperature that is greater than or equal to 500 °C and less than or equal to 1200 °C; pyrolyzing the polymer...  
WO/2023/284397A1
A method for preparing a polyamide composite membrane by means of steam-assisted electrostatic spraying, which method comprises the following steps: S1, adjusting the relative humidity of the ambient environment of an electrostatic spray...  
WO/2023/285827A1
A method of manufacturing a green body, the method comprising: providing: -a third composition comprising a second substrate material, a third polymer, a fusing agent, and a third solvent; forming the third composition into a structure w...  
WO/2023/285641A1
The invention regards a method of preparing a membrane filter, comprising the steps of: a) providing a support comprising at least one carbide, b) preparing a metal oxide sol, c) adding and mixing titania particles with the sol, thereby ...  
WO/2023/280850A1
The present invention discloses a method for producing an organic functionalized solid inorganic substrate, a surface of the inorganic substrate comprising a hydroxide and/or an oxide comprising an element M, the element M being a metal ...  
WO/2023/277203A1
The present invention provides a carbon dioxide capture process for combustion exhaust gas to which a dehumidification process by a membrane dehumidifier is linked, the carbon dioxide capture process comprising: (I) a step for supplying ...  
WO/2023/274967A1
The invention relates to a method for coating a mass transfer device (1) or the product precursor (1') thereof, in which at least one membrane (2a), preferably a porous membrane (2a) is arranged in a chamber, wherein the at least one mem...  
WO/2023/274718A1
A gas separation membrane comprising the following layers: (i) a support layer; (ii) a buffer layer; (iii) a discriminating layer; (iv) optionally a fluorinated polymer layer; and (v) optionally a protective layer; wherein: (a) the buffe...  
WO/2023/274819A1
The present invention relates to a composite material which is suitable both for mechanical filtration and for chemical/selective binding/repulsion/exclusion of substances from solutions. The present invention also relates to the use of ...  
WO/2022/271698A1
The present disclosure relates to systems and methods for electrically conductive membrane separation from a mixture solution via membrane nanofiltration, electro-filtration, or electro-extraction by: generating an electric field at the ...  
WO/2022/270999A1
The present invention relates to: a separation membrane with excellent fouling resistance which, by coating the surface of a support with a polymer solution including a hydrophobic polymer, a hydrophilic polymer, and a sulfonated polymer...  
WO/2022/263741A1
The invention relates to a method for injecting ceramic particles into a fibrous structure (10) comprising the placement of a fibrous structure (10) in a mold (110), the injection, through one side, of a first suspension comprising a pow...  
WO/2022/261703A1
The present invention relates to a filter and a method of making a filter. The filter includes a porous substrate and a graphene oxide membrane and can be used to filter fluids.  

Matches 151 - 200 out of 5,067