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WO/2020/226569A1 |
A reinforced flat sheet membrane operable to withstand vacuum pressure and a high pressure of up to 1500 psi is disclosed herein. The reinforced flat sheet membrane comprises a polymeric membrane, a permeate carrier which reinforces the ...
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WO/2020/222138A1 |
Embodiments include methods of fabricating thin film composite carbon molecular sieve membranes by exposing a polymer layer to a vapor-phase metal-organic precursor under vapor phase infiltration conditions such that the vapor-phase meta...
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WO/2020/216957A1 |
The present invention relates to an ultrathin membrane having a thickness of less than about 100 nm and exhibiting different textured surfaces, wherein one side to the membrane exhibits an uneven textured surface when compared to the oth...
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WO/2020/217029A1 |
The invention relates to a method for manufacturing a membrane (1), which comprises the following steps: a) a mixture is prepared that contains at least: - an aqueous solution of cationic polymer with a pH between 5 and 8, the cationic p...
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WO/2020/209606A1 |
Provided are a spiral-wound filter module and a method for manufacturing same. The present invention comprises: a perforated tube which has at least one inflow hole; a cylindrical filter body which has a sheet laminate, formed by laminat...
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WO/2020/201914A1 |
Methods herein disclosed include methods of producing a nanoporous membrane by coating a planar substrate (204) with a solution (solution tank 201) containing a reactive metal adatom. The coated planar substrate can then be perforated by...
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WO/2020/204976A1 |
Disclosed herein are compositions for permeable outer diffusion control membranes for creatinine and creatine sensors and methods of making such membranes.
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WO/2020/200688A1 |
The invention relates to a film Film comprising a random graft copolymer having a polypropylene (PP) backbone and from 3 to 8 polyester segments covalently bonded to said backbone, wherein the number average molecular weight (Mn) of the ...
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WO/2020/197886A1 |
A method of preparing a composite nanofiber layer, which exhibits high internal bond strength by spinning a polymer (from solution) with a melting point of at least 25 deg C higher than that of the other polymer solution with low melting...
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WO/2020/194193A1 |
A porous membrane, The porous membrane includes a triblock copolymer of the formula ABC, the porous membrane comprising a plurality of pores; wherein the A block has a Tg of 90 degrees Celsius or greater and is present in an amount rangi...
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WO/2020/198095A1 |
Nanoporous carbon-based scaffolds or structures, and specifically carbon aerogels and their manufacture and use thereof. Embodiments include a sulfur-doped cathode material within a lithium-sulfur battery, where the cathode is collector-...
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WO/2020/190652A1 |
Described are composite hollow fibers filter membranes that include a porous polymeric hollow fiber support and a filter layer; methods of making the composite hollow fibers and using the composite hollow fibers as a filter membrane; met...
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WO/2020/187888A1 |
The invention relates to a system and a method for producing at least one hollow fiber membrane, wherein a spinning mass is extruded via a spinning unit to form a spun yarn and precipitated in a precipitation bath to form a hollow fiber ...
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WO/2020/189898A1 |
The present invention relates to a pressure retarded osmosis separation membrane having high water permeability and high power density, and a method for manufacturing same. More specifically, in order to commercialize a pressure retarded...
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WO/2020/184863A2 |
Provided are: a highly flexible ceramic nanofiber structure; a ceramic nanofiber separation membrane having excellent photocatalytic efficiency; and a method for manufacturing same. A ceramic nanofiber structure according to an embodimen...
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WO/2020/178892A1 |
The present invention provides a fouling prevention ability-imparting agent which has good adhesion to various water treatment membranes including a reverse osmosis membrane and can impart an excellent fouling prevention ability. The pre...
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WO/2020/180353A1 |
A polymer membrane, methods of gas separation utilizing the polymer membrane, and methods of producing the polymer membrane are disclosed herein. The polymer membrane includes a crosslinked polyethylene glycol network polymer according t...
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WO/2020/176030A1 |
A macromolecule membrane structure (2) comprises a membrane (3) with water-channeling integral membrane proteins (IMPs) (1) and is coated, on a first surface, with a silica layer (4). The silica layer (4) stabilizes the macromolecule mem...
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WO/2020/172753A1 |
A membrane, for example a flat sheet membrane, has posts extending from a separation layer. The posts extend through one or more supporting structures such as a substrate layer and/or a permeate carrier, between two separation layers, or...
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WO/2020/176742A1 |
Described are filtration membranes that include a porous polyimide membrane and thermally stable ionic groups; filters and filter components that include these filtration membranes; methods of making the filtration membranes, filters, an...
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WO/2020/165803A1 |
Embodiments of the present disclosure describe an isoporous polymer membrane comprising a polymeric film having a plurality of isopores, wherein the isoporous polymer membrane is characterized in that it has one or more of the following ...
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WO/2020/152441A1 |
This invention relates to a method of separating oils and aqueous media. The method uses membranes comprising 2D phyllosilicate coatings. The invention also relates to membranes for use in said methods.
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WO/2020/152442A1 |
This invention relates to membranes comprising 2D phyllosilicate coatings, e.g. 2D vermiculite coatings. The 2D phyllosilicateflakes are associated with cations. The invention also relates to methods of using said membranes, e.g. in filt...
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WO/2020/154734A1 |
Embodiments of the present invention provide the integration of the function of the feed spacer, the permeate carrier, or both, as a part of the membrane sheet in a spiral wound membrane element.
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WO/2020/154146A1 |
A carbon molecular sieve (CMS) membrane may advantageously be made by pyrolyzing a membrane precursor composition comprised of a carbon forming polymer (e.g., polyimide) blended with a polyvinylidene chloride copolymer (PVDC), the polyvi...
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WO/2020/153906A1 |
A hollow fiber membrane for removal of dissolved oxygen from fluid that is made of a porous hydrophobic material and an apparatus for controlling nitrate concentration level in water comprising a membrane contactor having the membrane, t...
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WO/2020/151228A1 |
Provided is a method for preparing an antibacterial hollow fiber membrane, comprising the following steps: 1) loading silver and calcium ions into mesoporous silicon; 2) preparing alginate for coating ion-loaded mesoporous silicon; 3) pr...
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WO/2020/148411A1 |
The invention relates to a method for manufacturing a dialysis filter comprising fluorine-containing hollow fiber membranes, the fluorine-containing hollow fiber membranes being made by a method comprising at least steps (A) to (C): (A) ...
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WO/2020/144244A1 |
The present disclosure relates to an anticoagulant-coated microporous hollow fiber membrane showing reduced thrombogenicity. The disclosure further relates to a method for producing the membrane and a filtration and/or diffusion device c...
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WO/2020/145895A1 |
Methods of fabricating a membrane comprising proteoliposomes having protein water channels are provided herein. The method may include providing a porous substrate, depositing a solution containing proteoliposomes on the porous substrate...
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WO/2020/142207A1 |
Disclosed herein are carbon molecular sieves and methods of making the same through the pyrolysis of a polymer precursor in the presence of a reactive gas stream including a hydrogen source.
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WO/2020/142711A1 |
Ion-selective separation by shock electrodialysis is performed by applying a voltage differential between electrodes across a porous medium to selectively draw a first species in a liquid toward at least one of the electrodes to a greate...
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WO/2020/136568A1 |
Hollow fiber membranes, membrane contactors, and related production and use methods. The membranes include a substrate having a multiplicity of pores and a skin layer overlaying the porous substrate. The porous substrate includes a first...
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WO/2020/136560A1 |
Asymmetric hollow fiber membranes, membrane contactors, and related production and use methods. The asymmetric hollow fiber membranes include a porous substrate having a multiplicity of pores, the porous substrate including at least a fi...
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WO/2020/139092A1 |
A method comprising modifying of separation material surfaces, characterized by placing a flat membrane with generated hydroxyl groups, a modifying solution and dichloromethane in a glass vessel, tightly sealing said vessel and mixing sa...
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WO/2020/128502A1 |
There is described a separation membrane, suitably for water separation. The membrane comprises a porous substrate layer and an active layer arranged over at least a part of the substrate layer. The active layer comprises a lamellar stru...
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WO/2020/127454A1 |
The present invention relates to a porous membrane suitable for use in high pressure filtration method.
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WO/2020/130686A1 |
The present invention relates to a method for separating an organic zinc catalyst dispersed in a solution by filtering a polyalkylene carbonate resin solution. When the method for separating an organic zinc catalyst according to the pres...
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WO/2020/131581A2 |
Described herein are polymeric 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. The methods for ma...
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WO/2020/127653A1 |
The invention pertains to certain fluoropolymer-based hybrid organic/inorganic composites, to polymer electrolytes obtained therefrom and to use of said polymer electrolytes in electrochemical devices.
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WO/2020/127456A1 |
The present invention relates to a porous membrane suitable for use in high pressure filtration method.
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WO/2020/130412A1 |
Provided are: a cross-linked polyolefin separator comprising a cross-linked polyolefin having Si-O-Si cross-linking bonds, wherein inorganic particles are chemically bonded to the silicon (Si) of the Si-O-Si cross-linking bonds via oxyge...
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WO/2020/130674A1 |
Disclosed are: a composition for forming a filtration membrane, the composition comprising a vinylidene fluoride-based resin, a polyester-based diluent, a hydrophilic polymer additive, and 2-pyrrolidone; a method for manufacturing a filt...
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WO/2020/127742A1 |
The invention relates to a method for separating trace substances from contaminated water, wherein water contaminated by trace substances is first coarsely filtered and then filtered by a filter membrane, wherein the filter membrane has ...
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WO/2020/118438A1 |
An ultrafiltration/nanofiltration membrane with gas-tunable pore size is provided. This membrane comprises an active layer arranged between two porous support layers, wherein the active layer is formed of randomly arranged cellulose nano...
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WO/2020/122926A1 |
Modified substrates are provided having nano- or microscale wells, tracks, channels, pores or perforations. Also provided are methods of making the same.
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WO/2020/118693A1 |
Disclosed are a hollow panel all-ceramic filter membrane element and a preparation method. The hollow panel all-ceramic filter membrane element is constituted of a ceramic panel membrane made by coating a hollow panel ceramic membrane su...
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WO/2020/123120A1 |
A composite nanoporous metal membrane, a method of making same, and a method of using same to filter supercritical CO2 are provided. The method of making generally includes a) providing a sintered coarse porous layer; b) applying to an o...
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WO/2020/120542A2 |
Systems and methods for inserting a single pore into a membrane are described herein. A stepped or ramped voltage waveform can be applied across the membranes of the cells of an array, where the voltage waveform starts at first voltage a...
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WO/2020/118428A1 |
A membrane module comprising a cylindrical housing containing a plurality of flat sheet membranes oriented parallel with a longitudinal central axis of the housing, the edges of the one or more flat sheet membranes being embedded in a po...
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