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WO/2022/102824A1 |
The present invention relates to an apparatus for manufacturing hollow fibers for forming a gas separation membrane. An apparatus for manufacturing hollow fibers, according to the present invention, comprises: a dove tank in which a dove...
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WO/2022/104361A1 |
This disclosure relates to battery separators for use in lead acid batteries. In particular, the disclosure relates to nonporous polymer sheets in which the porosity manifests itself after cavitation and/or biaxial stretching to form a m...
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WO/2022/095101A1 |
A preparation method for an oil-water separation membrane based on multi-scale cellulose nanofibers. The preparation method comprises the following steps: preparing a filter membrane; preparing a hydrophilic oleophobic agent; and infiltr...
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WO/2022/097295A1 |
The present invention provides a separation module whereof the clogging can be suppressed. In order to solve this problem, the separation module 40, which separates a fluid T from a fluid L1 subjected to separation, comprises: a filter 1...
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WO/2022/099253A1 |
An ionically conductive thin film composite (TFC) membrane is described. The low cost, high performance TFC membrane comprises a micropous support membrane, and a hydrophilic ionomeric polymer coating layer on a surface of the microporou...
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WO/2022/096373A1 |
This invention relates to certain microporous articles comprising certain PEDEK-PEEK copolymers, to a method for making said microporous articles, in particular to a method of making microporous articles from a blend comprising said PEDE...
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WO/2022/090975A1 |
The present disclosure relates to a method of preparing oxide and non-oxide ceramic filtration elements with a high abrasion resistance, wherein the process of manufacture allows low sinter temperatures in the presence of atmospheric oxy...
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WO/2022/094004A1 |
A hollow fiber membrane and methods of making the hollow fiber membrane are described. The membrane includes a hydrophobic polymer such as polysulfone, a hydrophilic polymer such as polyvinylpyrrolidone (PVP), and a fluropolymer additive...
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WO/2022/090939A1 |
Embodiments of the present disclosure generally relate to processes for forming functionalized membranes. In an embodiment, a process for forming a functionalized porous membrane is provided. The process includes introducing a porous mem...
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WO/2022/083067A1 |
The present disclosure provides a method for preparing a poly(4-methyl-1-pentene) hollow fiber membrane having a graded pore structure by combining thermally-induced phase separation and nonsolvent induced phase separation, comprising: p...
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WO/2022/080140A1 |
A temperature adjustment device for a vehicle according to the present invention comprises a pair of plate members disposed so as to face each other and each having a plurality of through holes, and a plurality of hollow fiber membranes ...
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WO/2022/081805A1 |
The process described herein produces and purifies one or more biomolecules of interest that has practical applications in the field of recombinant protein production in microbial fermentations and mammalian cell culture bioreactors.
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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/2022/081133A1 |
The present disclosure describes methods of modifying porous wicking membranes. In one example, a method of modifying a porous wicking membrane can include applying a flow modifier composition to a porous wicking membrane. The porous wic...
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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/2022/080366A1 |
In this separation membrane element, at least a portion of a laminate is wound around a hollow tube. The laminate is obtained by stacking a plurality of separation membrane units each comprising: a leaf having a first channel member inte...
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WO/2022/080029A1 |
A humidity adjustment device for a vehicle according to the present invention comprises a pair of plate materials which are disposed facing each other and have a plurality of through-holes, and a plurality of hollow fiber membranes dispo...
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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/2022/076249A1 |
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/2022/073106A1 |
A method of operating an immersed membrane filtration system includes a step of providing a liquid flow, for example a recirculation flow, past the surface of the membranes to clean, or help clean, the membrane surface. Since immersed ou...
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WO/2022/075115A1 |
A gas separation membrane that has a separation function layer in at least one part thereof. The gas separation layer has a fibrous or film-like shape. The separation function layer comprises a matrix and particles. Provided are a gas ...
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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/2022/071122A1 |
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/2022/072999A1 |
A process for removing Pb2+, Hg2+, K+ and NH4 + toxins from bodily fluids is disclosed. The process involves contacting the bodily fluid with an ion exchange composition to remove the metal toxins in the bodily fluid, including blood and...
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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/2022/058961A1 |
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/2022/058789A1 |
A new transparent ultra-high molecular weight polyethylene (UHMWPE) nanoporous filter for virus removal or small particles removal with extremely high filtration efficiency and the ability to block submicron airborne particles by a sievi...
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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/2022/058611A1 |
The present disclosure relates to a spinneret for producing hollow fiber membranes in a phase inversion process.
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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/2022/058602A1 |
The present disclosure relates to a center fluid distributor for a multi-fiber spinneret for producing hollow fiber membranes in a phase inversion process.
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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/2022/054932A1 |
The present invention provides a method of culturing an alga and an alga culture system that enable practical realization of low-cost and space-saving production of biofuels and bioenergy. According to the present invention, an alga is c...
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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/2022/054417A1 |
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/2022/049193A1 |
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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