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Matches 1 - 50 out of 5,029

Document Document Title
WO/2024/063698A1
A metal-organic framework membrane There is provided an amorphous monolithic metal-organic framework membrane which is free of grain boundaries and grain junctions. There is also provided a method of forming the same.  
WO/2024/056365A1
A gas separation membrane comprising: (i) a porous substrate; (ii) a gutter layer comprising a cross-linked polysiloxane polymer; (iii) a discriminating layer comprising at least 60 w/w % of ethylene oxide (EO) groups and at least 0.15 m...  
WO/2024/056366A1
A gas separation membrane comprising: (i) a porous substrate; (ii) a gutter layer comprising a cross-linked polysiloxane polymer; (iii) a discriminating layer comprising at least 60 w/w % of ethylene oxide (EO) groups and at least 0.15 m...  
WO/2024/056252A1
The present invention provides bi- or multilayered membranes comprising a track-etched membrane and at least one layer of a porous pre-filter material with pores having a pore size, which is equal to or larger than the pore size of the t...  
WO/2024/052816A1
Asymmetric hollow fiber membranes comprising a porous substrate layer and a skin layer are described. The skin layer is a copolymer of polymethyl pentene and polypropylene. Gas separation articles made using such hollow fiber membranes, ...  
WO/2024/046763A1
The invention relates to a semipermeable membrane (10), more particularly for use in membrane humidifiers for fuel cell systems, comprising a) a carrier layer (12) comprising a composite material, comprising at least one plastic and at l...  
WO/2024/044869A1
The present application provides a modified nanofiltration support membrane, a preparation method therefor and a composite nanofiltration membrane. The modified nanofiltration support membrane comprises a microporous membrane and a polym...  
WO/2024/046829A1
The invention provides a gas-tight membrane for use as a burst membrane, especially for emergency venting in connection with batteries, e.g. for cars, e-bikes, handheld devices, electronic cigarettes, energy storing devices or heavy-duty...  
WO/2024/047477A1
The present disclosure relates to an acid-base polymer blend membrane for selective transport of water molecules from a gaseous mixture comprising: at least one first polymer (A) exhibiting acidic groups, at least one second polymer, whe...  
WO/2024/049243A1
A plasma processing apparatus for a unit cell for a secondary battery, according to an embodiment of the present invention, comprises: a discharge roller which transfers a separator of a unit cell for a secondary battery and which has a ...  
WO/2024/046493A1
Provided in the present invention are a preparation method for and the use of a modified polytetrafluoroethylene stretch film. The preparation method for a modified polytetrafluoroethylene stretch film comprises the following steps: (1) ...  
WO/2024/042431A1
A hollow-fiber membrane. The hollow-fiber membrane is made from a polymeric blend comprising an aromatic sulfone polymer and polyoxazoline, wherein the polymeric blend comprises from 27 wt.% to 30 wt.% aromatic sulfone polymer, based on ...  
WO/2024/042311A1
An apparatus (100) and method for integrated tritium extraction and recovery in a fusion power system is described. The technique comprises combining – in a tritium extraction unit (102) – a fluid tritium breeding composition (120) w...  
WO/2024/037662A1
A preparation method for and the use of a bismuth ion filter membrane. The preparation method comprises the following steps: putting a filter membrane base material into a cleaner, adding a solution of a nonionic chelating agent and wate...  
WO/2024/038369A1
Embodiments of the present disclosure describe a mixed-matrix membrane (MMM), and methods of fabricating a MMM, that includes a filler and a seamless polymer matrix forming a first zone and a second zone. The density of the filler is asy...  
WO/2024/036757A1
A preparation method for a silicon nitride-based ceramic separation membrane of a micro-nano composite fiber structure, comprising the following steps: first, carrying out ultrasonic cleaning and drying on a porous β-phase silicon nitri...  
WO/2024/040152A1
A method of manufacturing a carbon molecular sieve (CMS) membrane includes forming one or more hollow fibers, the one or more hollow fibers including a polyvinylidene chloride copolymer; exposing the one or more hollow fibers to a causti...  
WO/2024/038338A1
Described herein is a multilayered article comprising a functionalized porous substrate. Such functionalized porous substrates can be used in the detection of analytes, wherein a reagent matrix comprising: (1) a plurality of first captur...  
WO/2024/035941A1
Coated crossflow filter membranes, crossflow filters comprising the coated filter membranes and crossflow filtration systems for separating material such as biological material sensitive to temperature, dissolved gases, and mechanical da...  
WO/2024/030037A1
A multifunctional clay based ceramic membrane includes halloysite nanotube (HNT) at a first weight percent, alumina at a second weight percent, and a pore forming agent at a third weight percent. The first weight percent is greater than ...  
WO/2024/021145A1
The use of a Janus ceramic membrane in a dispersion-strengthened gas distribution process and a preparation method for the Janus ceramic membrane. The Janus ceramic membrane uses an Al2O3 ceramic membrane as a base membrane; and a hydrop...  
WO/2024/018217A1
The present invention relates to laminate membranes for filtration of solutes. The membranes comprise graphene oxide and polyvinyl amine. The invention also relates to methods of reducing the amount of solutes in a mixture using said mem...  
WO/2024/012122A1
A high-degassing polyolefin hollow fiber membrane, a preparation method therefor, and the use thereof in removing oxygen in ultrapure water. The polyolefin hollow fiber membrane comprises a main body, one side of the main body being an i...  
WO/2024/012121A1
A polyolefin hollow fiber membrane for asymmetric degassing, a preparation method therefor, and use thereof in removing oxygen and carbon dioxide from ultrapure water. The polyolefin hollow fiber membrane comprises a main body; one side ...  
WO/2024/015277A1
Ion exchange membranes and materials including silica-based ceramics with ion exchange functional groups and hydrophobic groups, and associated methods, are provided. In some aspects, ion exchange membranes that include a silica-based ce...  
WO/2024/007767A1
An asymmetric cellulosic filter membrane used for virus removal and a preparation method therefor. The filter membrane comprises a main body, wherein one side surface of the main body is a first outer surface, and the other side surface ...  
WO/2024/011166A1
Charged ultrafiltration membranes are synthesized by thermally initiated free-radical polymerization of sodium styrene sulfonate in the pores of an ultrafiltration precursor membrane. The resulting grafted chains of the charged UF membra...  
WO/2024/003351A1
The present invention pertains to the use of polymer additive comprising zwitterionic moieties in membranes based on vinylidene fluoride (VDF) polymers for increasing the flux of said membranes. Said composition comprising vinylidene flu...  
WO/2024/006133A1
The invention discloses a dope solution for membrane fabrication comprising a blend of TEP with NMP as a solvent system in a process to make PVDF membranes, where PVDF resin comprises a homopolymer resin, or a copolymer of VDF and at lea...  
WO/2024/003352A1
The present invention pertains to the use of polymer additive comprising zwitterionic moieties in membranes based on vinylidene fluoride (VDF) polymers for decreasing transmembrane pressure at constant flux of said membranes. Said compos...  
WO/2024/002382A1
Disclosed in the present invention is a preparation method for a chelating membrane for purifying wet electronic chemicals, comprising the following steps: carrying out hydrophilic treatment on a porous PTFE membrane to obtain a hydrophi...  
WO/2024/003246A1
The present invention relates to a filter module comprising an ester-based membrane and at least one boundary member, wherein the peripheral region of the membrane is connected to the at least one boundary member, and wherein the surface...  
WO/2023/248020A1
A separation article is provided that is useful for separation of complex samples that contain materials having different sizes and optionally having different ionic groups. The separation articles include a plurality of block copolymers...  
WO/2023/247987A1
The present invention relates to filtration membranes useful in metal ion separation, gas separation and water purification/desalination. In particular, the present invention relates to a new type of membrane including metal organic fram...  
WO/2023/244892A1
Methods for treating a surface of a microporous membrane are provided, comprising: contacting the membrane with a treatment composition to form a silane-treated membrane; subjecting the silane-treated membrane to conditions sufficient to...  
WO/2023/244736A1
Described are porous polymeric filter membranes that have a multi-asymmetric pore structure through a thickness of the membrane and to methods of making and using the porous polymeric filter membranes.  
WO/2023/237523A1
The present invention relates to a method for coating a preferably porous and/or hydrophilic hollow-fiber membrane (1) with a coating material (B), the method comprising the steps of: providing the hollow-fiber membrane (1) that has a co...  
WO/2023/239680A1
A solid-liquid separation system configured to produce a filtrate includes an inlet zone configured to receive a solid-liquid slurry; a filter including a dynamic membrane, the dynamic membrane including a liquid-permeable supporting ele...  
WO/2023/237365A1
The present invention relates to a process for the preparation of a membrane (M) containing a sulfonated polyarylenesulfone polymer (sP) and at least one further polymer (fP), the membrane (M) obtained by the inventive process, a filtrat...  
WO/2023/237525A1
The present invention relates to a method for coating a preferably porous and/or hydrophilic hollow-fiber membrane (1) with a coating material (B), the method comprising the steps of: providing the hollow-fiber membrane (1) that has a co...  
WO/2023/199204A9
A venting composite membrane, a corresponding manufacturing method, and a component obtained with the same are disclosed. The venting membrane includes a supporting woven fabric made of woven polymeric monofilaments, and a membrane attac...  
WO/2023/229110A1
A concentration filter for selectively concentrating a sample, a method for manufacturing the concentration filter, and a sample concentration device are disclosed. The selective concentration filter of the present invention comprises: a...  
WO/2023/227502A1
A cation exchange membrane comprising a lithium-ion selective layer and a base layer obtainable by curing a composition comprising a first crosslinking agent comprising a bissulphonylimide group and at least two polymerisable groups and ...  
WO/2022/226329A9
Disclosed are crosslinked copolymer network, comprising a copolymer, comprising a plurality of zwitterionic repeat units, and a plurality of a first type of hydrophobic repeat units; a plurality of crosslinking units; and a plurality of ...  
WO/2023/229390A1
The present invention relates to a thin-film composite membrane for water treatment and a method for manufacturing same. A selective layer of the thin-film composite membrane according to the present invention is based on cross-linked qu...  
WO/2023/225338A1
Described are porous polymeric membrane composites that contain crosslinked fluorinated ionomer at a surface of a microporous membrane support, and related methods.  
WO/2023/222117A1
A separation membrane, a preparation method therefor and a use thereof in magnesium and lithium separation. The separation membrane comprises, in sequence, a base material layer, a porous support layer, a polyamide layer and a modificati...  
WO/2023/225217A1
The disclosure provides porous membranes capable of removing very small particulates from a liquid composition. In certain embodiments, the porous membranes comprise poly(tetrafluoroethylene), wherein the membrane is at least partially c...  
WO/2023/219223A1
The present invention relates to a water treatment separation membrane and, more specifically, to a water treatment separation membrane for home use, a manufacturing method therefor, and a separation membrane module comprising same, wher...  
WO/2023/217814A1
A surface treatment for a membrane, having a cross-linkable diacrylate solution used to make the cross-linked coating comprises a solution of at least one of 2.4-3.4% Hydroxypropyl acrylate and 1.1-2.1% polyethylene glycol diacrylate; 2....  

Matches 1 - 50 out of 5,029