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WO/2023/096988A1 |
Methods and systems for the extraction of metals from an aqueous feed solution containing the metal ions. The aqueous feed solution is contacted with one side of a hydrophilic membrane support while an organic liquid is contacted with an...
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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/2023/094815A1 |
There is described a separation membrane. 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; an oily was...
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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/2023/094287A1 |
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/2023/094300A1 |
The invention relates to a membrane distillation assembly (1) for providing purified water, and to a membrane distiller comprising an evaporation chamber (7), a condensation chamber (8), and a membrane (9) separating the evaporation cham...
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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/2023/094298A1 |
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/2023/091369A1 |
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/2023/084062A1 |
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/2023/085548A1 |
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/2023/086276A1 |
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/2023/082538A1 |
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/2023/084865A1 |
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/2023/077645A1 |
An oil-water separation device, wherein an environmentally friendly functional membrane material (2) is used to allow the aqueous phase to be discharged from a separation chamber (1) while the oil phase is trapped in the separation chamb...
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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/2023/081255A1 |
A methods and systems for separating and analyzing liquid samples wherein a liquid mixture having at least one transport liquid and at least one non-transport liquid is applied to a selective liquid-transport surface. The selective liqui...
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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/2023/075958A1 |
A cartridge for non-cryogenically separating a gas into components includes a plurality of hollow polymeric fibers, the fibers being anchored by a pair of tubesheets, each tubesheet being adjacent to a head, the tubesheet and head being ...
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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/2023/076974A1 |
A method to separate one or more targeted cells from a plurality of cells comprising: supplying a device comprising biocompatible polymer material having a plurality of voids having a diameter D and a plurality of pore openings between s...
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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/2023/074670A1 |
One aspect of the present invention relates to a porous membrane having a porous structure, the porous membrane being characterized in that at least the porous structure of the membrane cross-section is observed in a cross-sectional surf...
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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/2023/068450A1 |
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/2023/057352A1 |
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/2023/059656A1 |
The disclosure relates to a method of producing a multi-metal catalyst film and of producing a reactor system for catalytic removal of a wide variety of contaminants (for example, nitrate, nitrite, perchlorate, chlorate, chromate, selena...
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WO/2023/058548A1 |
To obtain a high-purity monovalent metal ion recovery solution at a high recovery rate using a nanofiltration membrane and a reverse osmosis membrane from a solution in which monovalent metal ions and polyvalent metal ions are contained,...
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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/2023/054980A1 |
The present invention provides: a hollow fiber membrane cartridge for uniformly supplying a fluid to a hollow fiber membrane to be able to prevent threads of the hollow fiber membrane from being cut; and a hollow fiber membrane module. A...
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WO/2023/052506A1 |
The present invention relates to a bipolar membrane which has a Constant Phase Element (CPE) of 725 Ohnr-1.sn or lower when measured at a current density of 25 mA/cm2, to a process for preparing the bipolar membrane, to applications the ...
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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/2023/054648A1 |
A hollow fiber membrane module operating method according to the present invention comprises a step for performing cross-flow filtration by supplying untreated liquid to the outer surface side of a hollow fiber membrane. The ratio of the...
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