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WO/2022/078785A1 |
The present disclosure relates to an anticoagulant-coated microporous hollow fiber membrane showing reduced thrombo- genicity. The disclosure further relates to a method for producing the membrane and a filtration and/or diffusion device...
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WO/2022/077562A1 |
Provided are a metal-organic framework material separation membrane and a method for preparing a metal-organic framework material separation membrane. The metal-organic framework material separation membrane comprises a base membrane and...
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WO/2022/078900A1 |
A process for the manufacture of a sulfonated polyarylene(ether)sulfone comprising feeding of a solution (S1) comprising a sulfonated polyarylene(ether) sulfone and sulfuric acid into a tooth rim dispersion machine, wherein the solution ...
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WO/2022/079676A1 |
The present disclosure relates to a method of preparing ceramic filtration membranes with a low defect rate and improved filtration performances. The ceramic filtration membranes have a layered structure, wherein the layers are concerted...
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WO/2022/073407A1 |
Provided by the present invention is a method for preparing a porous polymer semi-permeable membrane: in a solvent which can dissolve both, dissolving and mixing a hydrophobic polynorbornene polymer with a hydrophilic small molecule cros...
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WO/2022/076249A1 |
Described are filter membranes, related systems, and related method useful for producing purified (e.g., ultrapure) water, including membranes, systems, and methods of preparing purified water that will be useable in processes of manufac...
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WO/2022/075981A1 |
The present disclosure describes fluid-wicking membranes, methods of making fluid-wicking membranes, and flow assay membranes. In one example, a fluid-wicking membrane can include a substrate and a porous coating layer over the substrate...
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WO/2022/073999A1 |
A biocompatible polymeric membrane includes pores (106) defined between two material layers, where the first membrane material layer (101) includes strips, and the second membrane material (104) binds to each of the plurality of first me...
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WO/2022/073323A1 |
A preparation method for a CHA-type zeolite molecular sieve membrane. A gel method is adopted to assist in crystallization, the surface of a porous carrier is sequentially coated with a large-seed crystal solution and a small-seed crysta...
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WO/2022/071122A1 |
The purpose of the present invention is to provide a polyamide porous membrane which improves liquid transmission performance. A polyamide porous membrane having a dense layer formed on one or more surfaces thereof, said membrane havin...
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WO/2022/071047A1 |
In the past, fibrous separation membranes having separation layers that have inorganic materials as main components have been presented with problems in that, due to the effects of stress caused by stretching, contraction, etc., during u...
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WO/2022/071123A1 |
A purpose of the present invention is to provide a nanofiltration membrane that has a molecular weight cut-off of 200-1000, has a superior permeated liquid quantity with regard to ethanol, and can be suitably used as an organic solvent n...
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WO/2022/069386A1 |
A membrane comprising an anion exchange layer (AEL) and a cation exchange layer (CEL) wherein the CEL is obtainable by a process comprising curing a curable composition comprising a compound of Formula (I): Formula (I) wherein: X is is o...
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WO/2022/072466A1 |
The disclosure is directed to removal of metal contaminants from fluids, as well as ligand-modified filter materials useful for carrying out such methods. The filters and methods of this disclosure are particularly effective for removal ...
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WO/2022/071027A1 |
A method for treating wastewater containing an organic substance, the method comprising subjecting the wastewater containing an organic substance to a filtration separation treatment with an oil-repellent separation membrane and subseque...
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WO/2022/071153A1 |
In this method for treating oil-containing drainage water, concentrated water is obtained by treating oil-containing drainage water with a reverse osmosis membrane to separate oil and salt in the oil-containing drainage water, and evapor...
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WO/2022/071052A1 |
The present invention addresses the problem of providing a porous carbon fiber that is suitable for a support body for various gas separation membranes, with which it is possible to suppress adhesion between the separation membranes, the...
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WO/2022/069385A1 |
A polymer film obtainable by curing a composition comprising a compound of Formula (I) wherein: R' is vinyl, epoxy or C1-3-alkylenethiol: n has a value of 1 or 2; m has a value of 1, 2 or 3; M'+ is a cation; wherein X is as defined in th...
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WO/2022/068110A1 |
Disclosed are a ceramic filter membrane with a membrane thickness in a gradient distribution, and a preparation method therefor. The pure water flux of the ceramic filter membrane is 2100-2800 LMH under a pressure of 0.1 MPa. The ceramic...
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WO/2022/068109A1 |
Disclosed in the present invention are a high-flux anti-pollution ceramic filter membrane and a preparation method therefor. The ceramic filter membrane has a pure water flux of 2600-3200 LMH under a pressure of 0.1 MPa, comprises a cera...
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WO/2022/069470A1 |
The present invention relates to cellulose based papers coated with nitrocellulose as well as to methods for producing such coated papers and methods for using them, especially in lateral flow applications.
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WO/2022/069384A1 |
A polymer film obtainable by polymerising a composition comprising: (a) a compound Formula (I); wherein: R is C1-4-alkyl, NH2 or C6-12-aryl; and M+ is a cation; (b) a monomer comprising at least two polymerisable groups; and (c) a solven...
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WO/2022/065517A1 |
Provided is an air filter filtering medium comprising a fluorine resin porous membrane, wherein: a collection layer and an air-permeable adhesive layer are further provided; and the collection layer, the air-permeable adhesive layer, and...
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WO/2022/065457A1 |
Provided is a porous film that has a porous structure and contains a polymer blend comprising a base polymer and poly(2-methoxyethyl acrylate). Also provided is a method for producing a porous film, the method comprising a step for prepa...
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WO/2022/065515A1 |
The provided air filter filtration member comprises a fluororesin porous membrane, and furthermore comprises a collection layer, an air-permeable adhesive layer, and an air-permeable support layer in addition to the fluororesin porous me...
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WO/2022/058961A1 |
Molecularly porous cross-linked membranes (MPCMs) are described. For example, MPCMs prepared by interfacial polymerization of a reactive macrocycle monomer with intrinsic microporous structure are provided. Macrocycles with multiple reac...
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WO/2022/059368A1 |
The present invention provides a separation membrane having high separation from a gas mixture including an acid gas. This separation membrane 10 comprises a separation functional layer 1 including graphene oxide, an ionic liquid, and a ...
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WO/2022/058610A1 |
Disclosed is a method for producing a hierarchically porous structure, said method comprising a coating of a macroporous structure with metal nanoparticles and a metal-induced etching of the coated macroporous structure in order to produ...
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WO/2022/061030A1 |
The disclosure relates to composite membranes for selective separation and processing of fluids and industrial applications.
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WO/2022/059369A1 |
The present invention provides a separation membrane which is suitable for separating water from a liquid mixture comprising an alcohol and water and which, even when used over a long period, can be inhibited from decreasing in separatin...
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WO/2022/058056A1 |
The present invention relates to a method for simultaneous treatment of nitrous oxide and formation of nitric oxide comprising feeding a N2O gas stream into reduction catalyst of a membrane simultaneously with feeding a NH3 gas stream in...
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WO/2022/059350A1 |
This filter unit comprises a plurality of sheet-shaped ceramic membranes arranged in a parallel manner and spaced apart such that the surfaces thereof face each other. Each ceramic membrane includes a support having a water collecting ch...
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WO/2022/060702A1 |
Composite structures composed of inorganic membranes or polymer membranes supported on and integrated with compressed metal foam supports are provided. Also provided are methods of making the composite structures from compressed reticula...
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WO/2022/055125A1 |
The present invention provides a purification and recirculation system for improving the recovery efficiency of methane in biogas, comprising: a compressor for compressing inflow biogas; a separation membrane process part for separating ...
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WO/2022/056332A1 |
Affinity chromatography devices that include a fibrillated heat treated polymer membrane that contains inorganic particles having a spherical shape and a particle size distribution that has a D90/D10 less than or equal to 3 are disclosed...
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WO/2022/056331A1 |
The present disclosure is directed to affinity chromatography devices including a fibrillated polymer membrane that contains inorganic particles having a spherical shape and a particle size distribution that has a D90/D10 less than or eq...
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WO/2022/054417A1 |
The present invention involves processing, by using an oil resistance separation membrane, a to-be-processed liquid that is obtained from an oil-containing wastewater and that contains oil, to remove said oil therefrom.
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WO/2022/048698A1 |
The invention provides a block copolymer poly(styrene-block-C2-C4-alkylene-stat-C2-C4-alkylene-block-
styrene), wherein the benzene cores of the styrene units are substituted by sulfomethyl groups. Furthermore, the invention provides a c...
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WO/2022/049193A1 |
A composite membrane comprising: a) a first layer comprising a first porous support and a first ionic polymer present in the pores of the first porous support; b) a second layer comprising a second porous support and a second ionic polym...
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WO/2022/051456A1 |
Transfer sets with filters, including transfer sets with filters for peritoneal dialysis (PD) systems, and associated systems, devices, and methods are disclosed herein. In one embodiment, a transfer set includes a first connector config...
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WO/2022/050008A1 |
One aspect of the present invention is a composite semipermeable membrane comprising a semipermeable membrane layer and a porous support layer, wherein the semipermeable membrane layer includes a cross-linked polyamide that is obtained b...
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WO/2022/050837A1 |
The invention relates to a coupling device for a tube having a Palladium-based membrane deposited thereon, for use in separation and purification of hydrogen in a hydrogen separator or reactor. The coupling device has an inlet for gas an...
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WO/2022/050007A1 |
One aspect of the present invention is a composite semipermeable membrane comprising a semipermeable membrane layer and a porous support layer, wherein the semipermeable membrane layer is provided with a plurality of flakes that include ...
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WO/2022/050542A1 |
The present invention relates to an ultra-thin polymer separation membrane comprising: a porous polymer support layer; a gutter layer formed on the porous polymer support layer; and a semi-crystalline polymer selection layer formed on th...
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WO/2022/046884A1 |
Some embodiments of the present disclosure relate to a composite membrane. In some embodiments, the composite membrane comprises a first fluoropolymer membrane and a second fluoropolymer membrane. In some embodiments a difference between...
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WO/2022/043981A1 |
Embodiments of the present disclosure provide a carbon molecular sieve membrane (and precursors therefor) including a pyrolysis product of an oxygen-free ladder polymer of intrinsic microporosity. Embodiments of the present disclosure fu...
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WO/2022/046758A1 |
A separation membrane comprising a microflltration membrane having one or more zinc oxide layers thereon. The separation membrane can be made by depositing multiple zinc oxide layers onto the microflltration membrane by an atomic layer d...
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WO/2022/046013A1 |
The invention relates to a ZIF-L-filled PEBAX-1657 mixed matrix membrane that provides the separation of volatile organic compounds in the vapor phase from N2 and/or air.
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WO/2022/042816A1 |
The present invention relates to a membrane (M) comprising an amorphous polymer (P) comprising repeat units of the formulas (RU1), (RU2) and (RU3). Moreover, the present invention relates to a process for the preparation of said membrane...
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WO/2022/047106A1 |
Hydrogen purification devices and their components are disclosed. In some embodiments, the devices may include at least one foil-microscreen assembly disposed between and secured to first and second end frames. The at least one foil- mic...
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