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WO/2021/001294A1 |
The invention is directed to a process for producing a film with pores from a composition comprising a polymer, by adding a volatile substance to the composition, form the composition to a film and remove the substance from the compositi...
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WO/2021/001727A1 |
The present disclosure describes materials and methods for providing a solution- processable metal-organic framework (MOF) powder, and dispersions containing the same, including Mixed Matrix Membranes. A solution-processable metal- organ...
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WO/2020/261116A1 |
The present disclosure provides a process for producing a modified microporous membrane, comprising (i) Providing a first solution comprising at least one first polymer and at least one epoxy functional compound; (ii) Providing a second ...
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WO/2020/262490A1 |
A porous membrane according to the present invention contains a branched polyvinylidene fluoride-based resin and a hydrophilic resin, wherein regarding the intensity ratio A/A' of a hydrophilic resin-derived peak intensity A to a polyvin...
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WO/2020/264112A1 |
Aspects of the invention include a porous and water-permeable electrode for electrocatalysis comprising: a porous and water-permeable reactive electrochemical membrane ("REM") comprising: a porous and water-permeable support membrane; wh...
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WO/2020/264391A1 |
Cultivation systems including a cultivation substrate configured to retain and viably maintain spores and germinated spores are disclosed. The cultivation systems may include one or more of a nutrient phase, an adhesive, a bioactive agen...
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WO/2020/262816A1 |
The present specification provides: a composition for forming a separation membrane active layer; a method for producing a separation membrane; a separation membrane; and a water treatment module.
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WO/2020/260447A1 |
The present invention relates to stabilized polymer membranes for selective separation of metal ion complexes comprising a porous support and a polymer membrane.
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WO/2020/264394A1 |
Biointerfaces configured to retain and viably maintain non-mammalian cells are disclosed. The biointerfaces may include one or more of a nutrient phase, an adhesive, a bioactive agent, a liquid containing phase. The biointerfaces may be ...
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WO/2020/260473A1 |
The present invention relates to a method for producing a porous membrane, the method being characterized in that a solvent system comprising 2-pyrrolidone and N-alkyl-2-pyrrolidone is used, wherein the content ratio of 2-pyrrolidone to ...
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WO/2020/261795A1 |
A zeolite film composite body which is provided with a porous base material and a zeolite film formed on the surface of the porous base material, wherein: the zeolite film has an LTA type crystal structure; and the first atomic ratio of ...
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WO/2020/264034A1 |
Systems and methods for controlling energy delivered for thermal ablation. An apparatus may include a conductive member comprising an array of conductive filaments, a power supply configured to provide the current to the conductive/resis...
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WO/2020/263814A1 |
The disclosed technology relates to hollow fiber membranes prepared from a dope solution containing a polymer of vinyl chloride, such as chlorinated polyvinyl chloride, and a thermoplastic polyurethane.
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WO/2020/254912A1 |
A membrane comprising a porous substrate such as a ceramic material, a polymeric material, a metal, a fabric or combination thereof, a carbon nanolayer disposed on the porous substrate, the carbon nanolayer comprising graphite platelets ...
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WO/2020/255867A1 |
A zeolite membrane composite body (1) is provided with a porous support (11), and a zeolite membrane (12) that is formed on the support (11). The zeolite membrane (12) includes Al, P, and a tetravalent element. In the composition of the ...
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WO/2020/257355A1 |
Described herein are crosslinked 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 me...
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WO/2020/257348A1 |
In one form, a selectively permeable membrane is protected from degradation due to exposure to chlorine-based oxidants. Some embodiments include selectively permeable membrane elements having a protective coating comprising graphene oxid...
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WO/2020/248433A1 |
A method for preparing a composite nano-material hybrid membrane and a hybrid membrane prepared thereby. The preparation method comprises the steps of: (1) dispersing a nano cellulose crystal in water to obtain a dispersed nano cellulose...
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WO/2020/251937A1 |
Disclosed is a method for removing hydrogen sulfide from natural gas. The method includes passing a natural gas feed including methane and hydrogen sulfide (H2S) through a membrane at normal operating conditions. The membrane is an asymm...
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WO/2020/248017A1 |
A composite membrane is disclosed that comprises a porous polyvinylidene fluoride (PVDF), polytetrafluoroethylene (PTFE) or nitrocellulose membrane body. The membrane also comprises graphene oxide disposed on a surface of the membrane bo...
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WO/2020/246550A1 |
The porous membrane for membrane distillation of the present invention comprises a fibrous object formed from a thermoplastic resin and polytetrafluoroethylene fixed to the surface of the fibrous object. Due to this, the porous membrane ...
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WO/2020/247467A1 |
Cation exchange membranes and materials including silica-based ceramics, and associated methods, are provided. In some aspects, cation exchange membranes that include a silica-based ceramic that forms a coating on and/or within a porous ...
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WO/2020/246414A1 |
Provided is a hollow fiber membrane which has excellent water vapor separation performance immediately after production, and has excellent water vapor separation performance after repeated use, using compressed air. This hollow fiber m...
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WO/2020/247472A1 |
Anion exchange membranes and materials including silica-based ceramics, and associated methods, are provided. In some aspects, anion exchange membranes that include a silica-based ceramic that forms a coating on and/or within a porous su...
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WO/2020/241865A1 |
Provided is a system that can prevent or reduce adhesion of a raw material component to a membrane surface and increase the recovery rate of the raw material component after concentration. A raw material liquid concentration system for a...
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WO/2020/241565A1 |
This composition contains a hydrophilic resin, a basic polymer containing a nitrogen atom, an amino acid and an alkali metal compound. The alkali metal element contained in the alkali metal compound comprises at least one of rubidium and...
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WO/2020/241563A1 |
This composition contains a hydrophilic resin, a basic polymer, and at least one from among the compounds represented by formula (1) and formula (2). [In formula (1) and formula (2): B1 and B2 each independently represent,-COOH, -SO3H, o...
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WO/2020/243663A1 |
A biocompatible membrane composite including a first layer (cell impermeable layer), a second layer (a mitigation layer), and a third layer (a vascularization layer) is provided. The mitigation layer may be positioned between the cell im...
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WO/2020/239468A1 |
The present invention relates to a fabric for purification of water. An object of the present invention is to provide a fabric for purification of liquids which achieves at least 2 log reductions of bacteria, and viruses. It is a further...
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WO/2020/240901A1 |
An objective of the present disclosure is to provide a hollow fiber membrane that can suppress excessive stretching during a filtration treatment and can improve filtration performance, even if a hydrophilizing treatment via polyvinyl al...
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WO/2020/241795A1 |
A raw material solution concentration system that has: a first unit for obtaining a concentrated raw material solution and a diluted induction solution by bringing a raw material solution containing a solvent and a solute into contact wi...
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WO/2020/239452A1 |
The present invention relates to a fibre for purification of liquids comprising a matrix of polymer with organosilane impregnated therein and a method for preparing the same. The fibre of the present invention is capable of providing at ...
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WO/2020/243668A1 |
Cell encapsulation devices for biological entities and/or cell populations that contain at least one biocompatible membrane composite are provided. The cell encapsulation devices mitigate or tailor the foreign body response from a host s...
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WO/2020/241860A1 |
Provided are a forward osmosis membrane, a forward osmosis membrane module, and a manufacturing method thereof, wherein a forward osmosis membrane, which achieves an extremely favorable reduction in the reverse diffusion of salt compared...
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WO/2020/239776A2 |
The invention relates to a microfluidic system and a method for specifically adjusting the permeation properties of a semi-permeable membrane. The system and the method according to the invention allow the permeation properties of the se...
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WO/2020/235111A1 |
The present invention provides a filter unit 10 provided with: electroconductive filters 1a, 1b having a permeation hole; a pair of electrodes 2, 3 for applying a voltage to the carbon filters 1a, 1b; and an insulator 4 for preventing cu...
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WO/2020/235608A1 |
This production method for a resist composition purified product comprises a step (i) for filtering a resist composition using a filter having a porous structure in which adjacent spherical cells are connected to each other, wherein the ...
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WO/2020/228328A1 |
A hollow fiber membrane, and a preparation method therefor and an application thereof, relating to the field of membrane separation. A spinning apparatus having a three-hole spinneret is used in the preparation method. The preparation me...
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WO/2020/229308A1 |
Amphiphilic triblock copolymers, articles containing the amphiphilic triblock copolymers, and methods of making these block copolymers provided. The amphiphilic triblock copolymers contain a first block (an A block) derived from isoprene...
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WO/2020/232395A1 |
Embodiments described herein relate generally to graphene oxide membranes for fluid filtration and more specifically to graphene oxide membranes having tunable permeability, rejection rate, and flux. Some embodiments of the graphene oxid...
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WO/2020/232398A1 |
Embodiments described herein relate generally to durable graphene oxide membranes for fluid filtration. For example, the graphene oxide membranes can be durable under high temperatures non-neutral pH, and/or high pressures. One aspect of...
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WO/2020/231919A1 |
Disclosed are methods for preparing a thin film composite membrane by subjecting a solution comprising one or more zwitterionic copolymers to an electrospraying process, thereby preparing the thin film composite membrane
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WO/2020/232143A1 |
Membranes for electrochemical technologies that operate at non-extreme acidic or basic conditions are described herein. The membrane can be a bipolar membrane having an anion-exchange layer, a cation-exchange layer, and a polymer layer c...
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WO/2020/226097A1 |
Provided is a zeolite membrane composite which is used for separating a mixture, has a high separation coefficient while maintaining a practical permeation flow rate, and is easily produced. This zeolite membrane composite comprises: a...
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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/2020/218302A1 |
The present invention provides a semipermeable composite membrane in which environmental load is reduced, and a method for manufacturing the semipermeable composite membrane. The semipermeable composite membrane 100 has, on a porous su...
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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/2020/218619A1 |
Provided is a composition production method characterized by comprising a step A for performing ultrafiltration, precise filtration, or a dialysis membrane treatment, or a combination thereof on a composition containing water and a fluor...
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WO/2020/210460A1 |
Disclosed are methods of manufacturing a zeolite membrane, comprising: providing at least one porous substrate; and coating the at least one porous substrate with a membrane. In some embodiments, the method further comprises hydrothermal...
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