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WO/2021/068292A1 |
Disclosed are a graphene oxide membrane having tent-shaped nanostructures, a preparation method therefor and the use thereof. An improved filtration assembly method is established, so that the reliable preparation of an ultra-thin graphe...
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WO/2021/071425A1 |
There is provided a multi-layered membrane comprising a top layer, a bottom layer, and a spacer layer; wherein said spacer layer is interposed between said top layer and said bottom layer; wherein said top layer, said bottom layer and sa...
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WO/2021/069690A1 |
The present invention relates to a porous polypropylene film for breathable film applications, such as sterilisable packaging, comprising polypropylene and a β- nucleating agent, wherein the film has a porosity of 30 to 60%, a void leng...
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WO/2021/071528A1 |
A method including contacting a stream including water with a coated porous substrate including a porous substrate coated with a hydrophilic and oleophobic coating to produce a treated water including water that passes through the coated...
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WO/2021/071509A1 |
Systems and methods using: a membrane unit to treat fluids recovered from an oil and gas well are provided. The membrane unit may include a membrane having a porous substrate at. least partially coated with graphene oxide, making the mem...
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WO/2021/066742A1 |
Disclosed herein is a polycrystalline metal-organic framework membrane comprising a substrate material having a surface and a polycrystalline metal-organic framework attached to the surface of the substrate material, wherein the polycrys...
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WO/2021/066773A1 |
The invention is related to integrating aquaporin Z protein addition to the outer surface of hollow fiber membranes and the production method of aquaporin Z integrated hollow fiber membranes using different hollow fiber support membranes...
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WO/2021/063426A1 |
A metal-organic framework glass membrane and a preparation method therefor. The preparation method comprises: a step of heating a crystalline metal-organic framework material at a rate of 1-15°C/min until reaching the melting temperatur...
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WO/2021/060328A1 |
The purpose of the present invention is to provide: a polytetrafluoroethylene porous film having high strength, high porosity, small pore diameter and thin film thickness; and a method for producing the same. The polytetrafluoroethylen...
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WO/2021/060887A1 |
The present invention relates to a separator membrane having a hierarchical structure, a production method therefor and a xylene separation method using same, and to: a separator membrane having a hierarchical structure comprising mesopo...
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WO/2021/054626A1 |
The present invention relates to a reverse osmosis membrane and a method for manufacturing same and, more particularly, to a highly durable reverse osmosis membrane in which the interlayer adhesion in a separator membrane is excellent wh...
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WO/2021/048358A1 |
The present invention relates to the field of fibrous materials, more in particular comprising a cross-linkable urethane-based polymer (CUP) and an oligomeric or macromonomeric urethane- based cross-linker. The present invention also pro...
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WO/2021/047205A1 |
Disclosed is a method for preparing a ceramic nanofiltration membrane, wherein a complete and flawless ceramic nanofiltration membrane is prepared by means of a modified sol-gel method combined with a hydrothermal method. Glycerol is add...
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WO/2021/047206A1 |
A preparation method for a zirconium oxide-titanium oxide composite ultrafiltration membrane. The method comprises: using a Ti-Zr composite sol prepared by means of a sol-gel method as a precursor, then performing processing by means of ...
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WO/2021/041514A1 |
Methods of nonsolvent induced film deposition for making polymer films, mixed matrix membranes, and related coatings, intermediates, laminates and composite membranes. Nanoparticles, such as metal-organic framework nanoparticles, may be ...
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WO/2021/038021A1 |
The invention relates to a composite material comprising a nonwoven layer (i) comprising fibres of a first thermoplastic elastomer having meshes with a mesh size in the range from 10 to 100 µm, determined by means of scanning electron m...
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WO/2021/036716A1 |
The present invention provides a super-wet surface and a preparation method therefor and an application thereof. The super-wet surface is a polypropylene surface, on which a hydrophilic side group is grafted, having a micro-nano structur...
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WO/2021/036879A1 |
The present invention relates to a method for preparing a silicon dioxide-polyether sulfone conductive ultrafiltration membrane, an ultrafiltration membrane obtained thereby and the use thereof. In the present invention, hydrophilic carb...
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WO/2021/041512A1 |
Disclosed herein are mixed matrix membranes, the mixed matrix membranes comprising a metal organic framework dispersed in a continuous polymer phase and methods of making and use thereof. The mixed matrix membranes can comprise a plurali...
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WO/2021/031675A1 |
The present invention relates to a membrane modification method for improving liquid membrane separation of carbon dioxide. The method is: grafting organic matter containing an amine group on a membrane material, then loading water into ...
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WO/2021/034805A1 |
The devices, systems, and methods of the present disclosure are generally directed to using an increase in gas pressure (e.g., through an increase in heat) to move an actuator that at least partially defines a volume containing a feed fl...
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WO/2021/030143A1 |
The present invention relates to a spiral wound membrane element designs wherein the membrane sheet is fabricated with selective flux and rejection characteristics that can then be modified using various intensities and wavelengths of en...
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WO/2021/024181A1 |
A membrane (300, 302) for membrane distillation processing includes a heating element (310) configured to generate heat when an electrical current is applied to the heating element (310); a polymeric matrix (320) having pores (326) that ...
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WO/2021/023711A1 |
The present invention relates to novel co-polymers and their use in the manufacture of porous membranes for haemodialysis application.
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WO/2021/023500A1 |
The present invention relates to a method of producing a polymeric membrane having a homogeneous porosity throughout the entire polymeric phase. The method comprises the steps of dissolving at least one amphiphillic block copolymer in a ...
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WO/2021/018868A1 |
The present invention relates to a composition for the manufacturing of a porous article, notably a membrane, which comprises a semi-crystalline polymer, an amorphous polymer and at least one water-soluble salt. The present invention als...
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WO/2021/017405A1 |
A fouling-resistant cellulose acetate ultrafiltration membrane and a preparation method therefor. Silicone is used as a modification component and introduced to the surface of a cellulose acetate ultrafiltration membrane to improve the m...
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WO/2021/021367A1 |
Disclosed herein is a membrane for fluid separation, comprising: a copolymer solution, comprising: a first polymer chain, comprising one or more capped ends formed by reacting a polyester diol with an anhydride; a second polymer chain, c...
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WO/2021/018971A1 |
The invention relates to a mechanically stable ultrafiltration membrane and to a method for producing such an ultrafiltration membrane.
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WO/2021/015671A1 |
There is provided an inorganic hierarchical porous membrane comprising at least two layers, wherein each layer of the at least two layers comprises a different average pore size as compared to another layer of the at least two layers, an...
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WO/2021/015959A1 |
Described are porous sintered bodies and methods of making porous sintered bodies by steps that include an injection molding step.
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WO/2021/009084A1 |
The invention relates to a filter for filtering a fluid such as a liquid, comprising or consisting of a support element made of a porous ceramic material, at least a portion of the surface of said support element being covered with a por...
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WO/2021/010892A1 |
Disclosed herein is a ceramic membrane for water and/or wastewater treatment, the membrane comprising a ceramic substrate having at least one surface and a membrane layer comprising core-shell particles on the at least one surface, where...
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WO/2021/011740A1 |
A series of isoreticular metal-organic frameworks composed of metal nodes connected by rigid trigonal prismatic organic linkers and having a 6,12-coordinatled alb network topology are provided. Also provided are methods of synthesizing t...
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WO/2021/009085A1 |
The invention relates to a filter for filtering a gaseous fluid such as air, comprising or consisting of a support element made of a porous ceramic material, at least a portion of the surface of said support element being covered with a ...
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WO/2021/003599A1 |
The present invention relates to the technical field of membranes, and provides a carbon nanotube/nanofiber conductive composite membrane and a manufacturing method therefor. A one-dimensional nanofiber non-woven fabric manufactured by a...
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WO/2021/004811A1 |
A separator for alkaline water electrolysis (1) comprising a porous hydrophilic polymer layer (20), the porous hydrophilic polymer layer comprising a polymer resin and hydrophilic inorganic particles, characterized in that the inorganic ...
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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/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/2020/264112A1 |
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/2020/260447A1 |
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/2020/254912A1 |
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/2020/257348A1 |
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/2020/247472A1 |
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/2020/240557A1 |
Disclosed are polymer films having a surface with increased hydrophobicity, composite structures such as multilayer polymer sheets comprising the polymer films, methods of making such polymer films, polymer blends from which to make such...
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WO/2020/240579A1 |
An improved method for preparing porous mullite ceramic from Pickering emulsions stabilised by hetero-aggregate of oppositely charged fumed oxide particles. The method uses oppositely charged fumed oxide nano-particles (silica and alumin...
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