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Matches 751 - 800 out of 20,614

Document Document Title
WO/2021/163048A1
Apparatuses and methods for fabricating thin film composite hollow fiber membranes. In some implementations, an apparatus is used to remove excess first solution from a hollow fiber that has been immersed in a first solution. In some imp...  
WO/2021/156393A1
The present invention relates to a purification/filtration system using reverse electro-osmotic flow through a composite or hybrid membrane element. The invention also relates to a process for purifying an electrolyte solution using such...  
WO/2021/157433A1
The present invention provides a separation membrane suitable for separating water from mixed liquid including alcohol and water. The separation membrane according to the present invention comprises a metal organic structure. The separat...  
WO/2021/158173A1
The present invention relates, in general terms, to a composite membrane for use in filtration. The present invention also relates to a method of fabricating the composite membrane, and a method of filtrating using the composite membrane...  
WO/2021/152029A1
A method for manufacturing of porous polymer structures, in particular membranes, the method comprising the steps of providing a mixture of one or more polymers and one or more salt nano- and/or microparticles, primary shaping said blend...  
WO/2021/153486A1
An objective of the present invention is to provide a technology whereby the superior permeability of a porous film is restored and preserved through a simple method, and oil filtration operation is sustained at a long-term high level of...  
WO/2021/154150A1
The present disclosure relates to a method for producing a film of a 3D porous aromatic framework, or a film of a 3D covalent organic framework, with a controlled thickness, said method process comprising the following steps: providing a...  
WO/2021/153515A1
This method for producing a gas separation membrane comprises: a step wherein a dispersion liquid, which is obtained by mixing graphene oxide and a zeolite microcrystalline body formed of MFI zeolite with pure water, is left at rest so t...  
WO/2021/153255A1
Provided are: a filtration filter in which a porous resin can be strongly and reliably held by a support, and by which the amount of permeable water can be increased while maintaining a blocking rate of impurities; and a method for produ...  
WO/2021/146733A1
Provided are composite articles having a membrane and a porous substrate, where the porous substrate has the membrane disposed thereon. The membrane has two layers, where the first layer has the second layer disposed thereon, and each la...  
WO/2021/145927A1
Organic solvent nanofiltration membranes that include at least one polymer coated expanded polyparaxylylene (ePPX) membrane are provided. A substrate/support layer may be positioned on one side of the ePPX membrane. In some embodiments, ...  
WO/2021/140090A1
A sample pad for a lateral-flow immunoassay for detecting a concentration of a drug in breast milk, comprising two inert filter layers and a graphene oxide layer, wherein the graphene oxide layer is stacked between the two inert filter l...  
WO/2021/139094A1
A room-temperature selective swelling method of pore generation, used for preparation of a separation membrane, comprising: treating an amphiphilic block copolymer dense membrane using a compound swelling agent at 15-30°C for 1 min-24 h...  
WO/2021/140250A1
A filter (1) comprises a porous substrate formed by a glass fibre membrane (2) impregnated with graphene and with polytetrafluoroethylene particles (3) binding graphene particles and glass fibre. A filter membrane (2) of a desired porosi...  
WO/2021/140061A1
The invention pertains to a side-chain epoxy-functionalized copolymer (P1) and to the process for preparing this copolymer (P1). The present invention also pertains to the use of the copolymer (P1) in the preparation of a membrane, a com...  
WO/2021/132899A1
The present invention relates to an ultra-hydrophobic composite membrane for a membrane aerated biofilm reactor (MABR) process, the membrane comprising: a porous polyvinylidene fluoride (PVDF) hollow fiber membrane; a non-porous silicone...  
WO/2021/130641A1
The present disclosure relates to hydrophilic microporous membranes comprising a modified surface. In addition, the present disclosure relates to a process for producing such hydrophilic membranes by modification of microporous membranes...  
WO/2021/132397A1
The present invention provides a separation membrane which contains a cellulose ester, while having a plurality of voids in a cross-section that is parallel to the longitudinal direction and the membrane thickness direction of the membra...  
WO/2021/132399A1
The present invention provides a separation membrane that contains, as a major component A, a thermoplastic polymer selected from cellulose esters and polyamides. All regions 1-5 obtained by dividing a prescribed cross-sectional surface ...  
WO/2021/130166A1
The present invention relates to a method for preparing a flavor composition typically a dehydrated and de-alcoholized flavor composition by decreasing or removing water and ethanol from a strong alcoholic flavor composition, the method ...  
WO/2021/132218A1
The present invention addresses the problem of improving separation selectivity of a light gas such as hydrogen and helium. A gas separation membrane according to the present invention is provided with a porous support layer and a sepa...  
WO/2021/133595A1
A process for preparing a microcapillary carbon molecular sieve membrane may include extruding a polyvinylidene chloride polymer to a thickness from 10 μm to 1,000 μm to form an extruded polymeric microcapillary film, wherein the extru...  
WO/2021/133332A2
The present invention relates to a cross-linked composite membrane developed to be used for selectively separating cationic organic compounds from an aqueous solution comprising cationic and anionic organic compounds, and to a method for...  
WO/2021/134060A1
Water permeable membranes and methods of preparation are described. The water permeable membrane can comprise a porous support, and a polyamide layer comprising a crosslinked polyamide on a surface of the porous support, wherein the poly...  
WO/2021/123319A1
The disclosure provides a method for producing a gas separation article, said gas separation article comprising: • a gas separation membrane, • optionally a support, and • optionally an additional support said method comprising the...  
WO/2021/126073A1
The present disclosure provides for an electrolytic cell having an electric circuit comprising an anode and a cathode separated by a hydrogel membrane, and an electrolytic system comprising a plurality of the electrolytic cells. The hydr...  
WO/2021/122631A1
The present invention pertains to composition suitable for manufacturing membranes based on vinylidene fluoride (VDF) polymers, to porous membranes thereof, to methods for their manufacture and to uses therof, especially for the filtrati...  
WO/2021/124011A1
The present disclosure provides an article including an isoporous membrane disposed on a porous substrate. The isoporous membrane includes a triblock copolymer or a pentablock copolymer. The isoporous membrane has a thickness and is isop...  
WO/2021/121952A1
Method for making a porous graphene layer (5) of a thickness of less than 100 nm, comprising the following steps: providing a catalytically active substrate (1), said catalytically active substrate (1) on its surface (3) being provided w...  
WO/2021/122628A1
The present invention pertains to composition suitable for manufacturing membranes based on vinylidene fluoride (VDF) polymers, to porous membranes thereof, to methods for their manufacture and to uses thereof, especially for the filtrat...  
WO/2021/123316A1
The present disclosure provides a method for producing a gas separation article, said gas separation article comprising: • a gas separation membrane, • optionally a support, and • optionally an additional support, said method compr...  
WO/2021/126952A1
A breathable film includes a substrate, a membrane disposed on the substrate, and an adhesive interposed between the substrate and the membrane. The membrane includes a plurality of fibers of polyvinylidene fluoride. The breathable film ...  
WO/2021/121839A1
The invention relates to a filter material and/or filler material for mouthpieces for use with smoking products or HNB products, the filter material and/or filler material being based on cellulose acetate filaments, at least parts of whi...  
WO/2021/118681A1
Compositions and methods directed to the production of single layer, highly porous, free-standing polytetrafluoroethylene (PTFE) membranes having macro- textured surfaces are provided. The macro-textured surfaces are due to the presence ...  
WO/2021/116488A1
The present invention relates to an anti-fouling, semi- permeable membrane comprising a porous support layer, a thin film composite (TFC) layer formed on a surface of the support layer, and a cross-linked polyvinyl alcohol (PVA) layer fo...  
WO/2021/117875A1
[Problem] To provide a means whereby hydrogen can be separated/extracted more efficiently. [Solution] The present invention has a raw material supply pipe 13 which is a supply path for supplying a raw material gas that includes hydrogen,...  
WO/2021/117631A1
Provided is a composite semi-permeable membrane including: a porous support membrane; a separation function layer that is provided on the porous support membrane and that contains polyamide; and a coating layer that is provided on the se...  
WO/2021/119454A1
Described herein are amorphous fluorinated copolymers produced by the polymerization of one or more fluorinated ring monomers and one or more fluorinated comonomers containing multiple ether oxygens. The copolymers are suitable in many h...  
WO/2021/117771A1
[Problem] To provide a method which is for preparing a peptide emulsion formulation and by which a desired peptide emulsion formulation can be prepared. [Solution] A method for preparing a peptide emulsion formulation includes: a step fo...  
WO/2021/112197A1
In a polytetrafluoroethylene oriented porous film provided by the present invention, the through-thickness air permeability, expressed as Frazier air permeability, is 4 cm3/(sec·cm2) or greater, and the total cohesive strength, as expre...  
WO/2021/113468A1
Compositions and devices comprising MXene materials, suitable for use as selective and/or tunable infrared emitters and/or absorbers, and methods of making coatings with low thermal emissivities using coatings comprising MXene materials.  
WO/2021/109132A1
The present invention provides a composite material. The composite material comprises nanoparticles and a flexible substrate, the nanoparticles comprise one or more of carbon nanotubes, graphene, gold nanoparticles, and polydopamine nano...  
WO/2021/110467A1
A porous membrane obtainable by a process comprising curing a composition comprising: (i) cross-linking agent(s) comprising at least one ligand group; (ii) inert solvent(s); (iii) polymerization initiator(s); and (vi) optionally monomer(...  
WO/2021/109708A1
Provided are a carbon molecular sieve membrane and a preparation method therefor. In the present invention, by subjecting a polyetherimide and a polymer with a similar structure to a series of treatments followed by controlled pyrolysis,...  
WO/2021/110468A1
A porous membrane obtainable by a process comprising curing a composition comprising: (i) cross-linking agent(s); (ii) monomer(s) comprising one polymerisable group and at least one ligand group; (iii) inert solvent(s); and (iv) polymeri...  
WO/2021/109333A1
Provided is a method for preparing a monodisperse diesel emulsion: taking a two-dimensional MXene-modified hydrophobic ceramic membrane as an emulsification medium, using water as the dispersed phase, and using diesel fuel having added e...  
WO/2021/113217A1
A feed containing methane and nitrogen gas is processed in a three-stage membrane system, each stage of which is selective for methane over nitrogen. The methane enriched permeate from the first stage is removed as product gas. The metha...  
WO/2021/110954A1
The present invention relates to a membrane for purifying a biological fluid, comprising at least one poly(aryl ether sulfone) (PAES) polymer based on one specific dihydroxy monomer. The present invention also relates to a purification m...  
WO/2021/111256A1
The present disclosure provides a method of making a chemical mechanical planarization slurry. The method includes contacting a chemical mechanical planarization slurry precursor including a carrier and a plurality of abrasive particles ...  
WO/2021/109621A1
A polyamide reverse osmosis membrane and a production method therefor. The polyamide contains a structural unit derived from a sulfonated phenylenediamine monomer, and a structural unit derived from an acyl chloride monomer, and an optio...  

Matches 751 - 800 out of 20,614