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WO/2019/218898A1 |
A crosslinked protein-based separation membrane and an application thereof. The crosslinked protein-based separation membrane is a separation membrane formed by crosslinking, using a crosslinker, a two-dimensional nanofilm formed by phas...
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WO/2019/212359A2 |
The present invention relates to CO2 capture from gas mixtures by use of gas separation membranes. In particular, the invention relates to a gas separation membrane comprising: a gas permeable or porous support layer; and at least one CO...
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WO/2019/212648A1 |
The invention is an improved method of making an improved carbon molecular sieve (CMS) membrane in which a precursor polymer (e.g., polyimide) is pyrolyzed at a pyrolysis temperature to form a CMS membrane that is cooled to ambient tempe...
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WO/2019/212707A1 |
Described are filter membranes coated with a polyamide, filters and filter cartridges that include the filter membranes, and methods of using and making the filter membranes.
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WO/2019/210535A1 |
Disclosed is a porous membrane for water treatment, comprising: a high molecular weight polyethylene, a water-soluble polymer, and an antioxidant, wherein the high molecular weight polyethylene has an average molecular weight between 1.0...
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WO/2019/212647A1 |
The invention is an improved method of making an improved carbon molecular sieve (CMS) membrane in which a precursor polymer (e.g., polyimide) is pyrolyzed at a pyrolysis temperature to form a CMS membrane that is cooled to ambient tempe...
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WO/2019/212210A1 |
Disclosed are a pore-filled ion exchange polyelectrolyte composite membrane from which a surface ion exchange polyelectrolyte has been removed and a method for manufacturing same. The ion exchange polyelectrolyte composite membrane exhib...
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WO/2019/212360A1 |
The present invention relates to a CO2 selective gas separation membrane and a method for preparing the gas separation membrane and the use thereof. The CO2 selective gas separation membrane comprises a gas permeable or porous support la...
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WO/2019/213373A1 |
Described herein is a composite comprising a graphene material and a sulfonated polymer material. The graphene/sulfonated polymer composite is coated onto a substrate to provide a selectively permeable membrane. The selectively permeable...
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WO/2019/212255A1 |
The present specification provides a gas separation membrane, a gas separation membrane module comprising same and a manufacturing method therefor.
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WO/2019/211033A1 |
The invention relates to a fuel supply system (10) for an internal combustion engine of a motor vehicle, comprising a fuel tank (14) and an air supply and venting device (18) for the fuel tank (14), the air supply and venting device (18)...
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WO/2019/210691A1 |
A preparation method for a triptyl polyimide separation membrane, said method comprising preparation steps of: dissolving a triptycene compound containing an active group and a dianhydride compound in an aprotic solvent to perform a poly...
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WO/2019/209177A1 |
There is provided a method of forming a cross-linked polymeric membrane, the method comprising: providing a polymeric membrane; and contacting the polymeric membrane with a cross-linking solution comprising at least one cross-linker to f...
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WO/2019/209959A1 |
An ion exchange membrane material is composed of a crosslinked polymer network including a first poly(styrene-b-ethylene-r-butylene-b-styrene) triblock copolymer (SEBS), and second SEBS, and a linker crosslinking the first SEBS and the s...
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WO/2019/210159A1 |
Provided herein are methods for fabricating a mixed-matrix membrane in situ and for increasing formation of zeolitic imidazolate framework nanoparticles inside the mixed-matrix membrane. Generally, in the method a polyimide polymer on a ...
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WO/2019/209010A1 |
The present invention relates to a thin-film composite separator and a manufacturing method therefor. The thin-film composite separator according to the present invention has superior water permeability and an excellent salt (NaCl) remov...
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WO/2019/205248A1 |
A method for manufacturing an oil-water separation membrane having a sustained high-flux. The method mainly comprises the following steps: step I, adding polyvinylidene fluoride, polyvinylpyrrolidone, and dimethylformamide to a round-bot...
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WO/2019/204152A1 |
This invention pertains to high selectivity poly(imide-urethane) membrane and a method of making the same. This invention also pertains to applications of the high selectivity poly(imide-urethane) membranes not only for a variety of gas ...
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WO/2019/200956A1 |
A charged multilayer nanofiber filter for air filtration and the fabrication method thereof is disclosed. The charged multilayer nanofiber filter has a plurality of charged nanofiber mats. Each of the plurality of charged nanofiber mats ...
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WO/2019/197059A1 |
The invention relates to a method for the additive manufacture of a three-dimensional, membrane-like component. This method comprises the following steps: - providing a metallic starting material, - melting the starting material using a ...
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WO/2019/195380A1 |
Described herein are crosslinked graphene oxide based composite membranes that provide selective resistance for gases while providing water vapor permeability. Such composite membranes have a high water/air selectivity in permeability. T...
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WO/2019/190404A1 |
There is provided a system for continuous fabrication of porous membrane, the system comprising: an unloading unit onto which a flexible web substrate is wound; a roller unit comprising slots configured to fix a mold template, wherein th...
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WO/2019/186134A1 |
There is described a filtration membrane. The membrane comprising a porous substrate layer and an active layer arranged over at least a part of the substrate layer. The active layer comprises a metal- organic framework (MOF). There is al...
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WO/2019/183303A1 |
Microfluidic devices having a construct formed from perfluoropolyether and poly(ethylene glycol) diacryiate. The construct includes an inlet for receiving a continuous phase fluid, an inlet for receiving a dispersed phase fluid, and a pl...
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WO/2019/179082A1 |
A metal organic frame reverse osmosis membrane and a preparation method therefor. A support layer of said reverse osmosis membrane is synthesized from a polymer and an active hydrophilic stabilizer. A desalting layer on the support layer...
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WO/2018/182441A9 |
The multi-layered membrane (100) for separating oil and water includes a porous top layer (110), a porous bottom layer (130), and a particulate middle layer (120) positioned between the top layer (110) and the bottom layer (130), the mid...
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WO/2019/175162A1 |
The invention relates to carbon supported crack- and tear free graphene membranes of large area useful for selective gas separation, method of preparation and uses thereof. In particular, the invention relates to carbon supported crack- ...
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WO/2019/178077A1 |
Embodiments disclosed herein provide a pleatable freestanding isoporous block-copolymer ("BCP") thin films fabricated sans substrate at a size suitable for fabricating pleated cartridges. The thin films have narrow pore size distribution...
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WO/2019/175366A1 |
A porous membrane having a porous matrix formed of a thermoplastic polymer material and inorganic filler particles embedded in the porous matrix, the inorganic filler particles having an accessible surface comprising nucleophilic groups ...
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WO/2019/177966A1 |
Described are filtration membranes that include a porous fluoropolymer membrane and thermally stable ionic groups; filters and filter components that include these filtration membranes; methods of making the filtration membranes, filters...
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WO/2019/173454A1 |
Described herein is a graphene material such as graphene oxide and polymer based selectively permeable element that provides selective permeability between polar and non-polar molecules such as fluid, gas or vapor. The methods for making...
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WO/2019/171409A1 |
The invention relates to dense synthetic membranes made from polymerised phosphonium-based ionic liquids which were found to be particularly suitable for use in gas separation. The membranes are obtainable by copolymerization via UV-curi...
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WO/2019/173595A2 |
The present disclosure relates to methods for using functional molecules and other structural carbon-based molecules with rigid backbones and kinked segments to alter the interactions between molecules, and consequently improve/modify th...
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WO/2019/171311A1 |
A novel fibrous membrane comprises at least one substrate layer comprising at least 80% by weight of microfibers that carry positively charged and/or negatively charged functional groups, and at least one layer of filtration material att...
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WO/2019/171276A1 |
Embodiments of the present disclosure describe thin-film composite membranes comprising a of the present disclosure further describe methods of preparing membranes, methods of manufacturing membranes, methods of separating chemical speci...
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WO/2019/171250A1 |
Embodiments of the present disclosure describe polymer blend membranes comprising a layer including a polymer blend of regenerated cellulose and polydimethylsiloxane and a support in contact with the layer. Embodiments of the present dis...
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WO/2019/165840A1 |
A forward osmosis membrane, and a preparation method therefor. A sacrificial layer is used, in combination with a casting method, for preparing a bottom macroporous polysulfone supporting layer; then an ultraviolet grafting method is use...
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WO/2019/169210A1 |
Disclosed herein is an improved membrane, separator and/or method for forming a multilayer microporous membrane for use in an improved battery separator, particularly a battery separator for a lithium ion secondary battery. Also disclose...
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WO/2019/165664A1 |
An interfacial polymerization reaction device (10), and a hollow fiber composite nanofiltration membrane preparation device and method. The device (10) comprises a coating assembly, a guide assembly and a drying assembly (14). The coatin...
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WO/2019/161199A1 |
The embodiments provide a modified filter membrane for separating a crude solution of a biological product and a viral contaminant. The filter membrane has a cellulosed based porous surface, and at least one divalent metal ion bound to t...
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WO/2019/157322A1 |
A spiral wound membrane module is suitable for use with high temperature water that may also have a high pH, for example steam injection produced water. The module uses a membrane with a polyphenylene sulfide (PPS) backing material. The ...
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WO/2019/153946A1 |
A high-performance forward osmosis membrane, a preparation method therefor and an application thereof, wherein the method comprises the steps of: soaking the top surface of a base membrane in a water solution of a mixture of polyamidoami...
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WO/2019/156399A1 |
The present invention relates to a hydrogen gas barrier film having improved mechanical characteristics, thermal characteristics, and gas barrier characteristics, and to a manufacturing method therefor and, specifically, to a hydrogen ga...
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WO/2019/151272A1 |
Provided is a method for producing a hydrophilic porous membrane that includes a porous film and a hydrophilizing coating, where the hydrophilizing coating covers at least part of the outer surface of the porous film. The method comprise...
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WO/2019/143225A1 |
The present invention relates to a method for manufacturing a high-performance thin film composite separation membrane through post-solution treatment. In the present invention, Ra, which is a new yardstick for activation solvents (diffe...
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WO/2019/143182A1 |
The present specification pertains to a method for preparation of a water-treatment separation membrane, the method comprising a step of contacting an aqueous solution containing free chloride and halogen ions with a polyamide activation...
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WO/2019/139542A1 |
There is provided a graphene-based membrane, particularly a free-standing one, comprising: a plurality of partially oxidised few-layer graphene (POFG) sheets; and a polymer for interconnecting the plurality of POFG sheets in a matrix. In...
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WO/2019/135710A1 |
There is provided a thin film composite (TFC) membrane comprising a support layer and a selective layer, formed of a cross-linked polyamide comprising Na+-functionalised carbon quantum dots (NaCQD), on a surface of the support layer. The...
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WO/2019/127335A1 |
A method for fabricating a graphene oxide filter membrane, comprising: first, providing a copper foil substrate (1); next, forming a series of microporous arrays (2) on the copper foil substrate (1) by means of laser processing or machin...
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WO/2019/123177A1 |
Articles with covalently attached thiocarbonylthio-containing groups are provided. More specifically, the articles include a solid polymeric substrate with a plurality of thiocarbonylthio-containing groups covalently attached directly to...
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