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Matches 1 - 50 out of 24,510

Document Document Title
WO/2018/130394A1
A process for removing metal ions from aqueous systems is disclosed comprising the treatment of the aqueous system with a membrane M, wherein the membrane M has a molecular weight cut-off above 3,000 Da and comprises A.) a carrier membra...  
WO/2018/131707A1
A method for producing a separation membrane in which: a zeolite film is formed on an inorganic oxide porous substrate; and the main component of a zeolite formation part of the substrate is amorphous SiO2. This method for producing a se...  
WO/2018/131697A1
This gas separation membrane contains a polyimide which has a repeating unit represented by formula (1). This gas separation membrane has excellent gas separation performance in a separation temperature range of from 35°C to 70°C (incl...  
WO/2018/124184A1
Provided is a manufacturing method for a concentrated water-containing liquid in which a water-containing liquid has been concentrated, the method comprising: a preparing step of preparing a water-containing liquid (51), and a concentrat...  
WO/2018/122308A1
Method of preparing a porous membrane, comprising forming a homogeneous solution comprising a polymer, a solvent and at least 0.5% by weight of an additive. The solution is cast to form a cast layer, and the cast layer is exposed to a va...  
WO/2018/123515A1
Provided are a method, and an evaluation device therefor, for deriving an actual separation coefficient that indicates the performance of an actual separation membrane, while maintaining the advantage of simplicity of an evaluation means...  
WO/2018/124103A1
The purpose of the present invention is to provide a composite semi-permeable membrane capable of achieving excellent fouling resistance over a long period of time. The present invention pertains to a composite semi-permeable membrane co...  
WO/2018/122315A1
The present invention relates to a method for the at least temporary retention of charged biologically active substances, for example endotoxins, viruses, proteins from liquids, and optional later release for better determination. The pr...  
WO/2018/116517A1
The polytetrafluoroethylene (PTFE) porous membrane according to present disclosure has a moisture permeability of 150000 g/(m2·day) or more in the membrane thickness direction as measured in accordance with the specifications of JIS L10...  
WO/2018/112671A1
The invention relates to a cover for covering surfaces for use in the fields of agriculture, plasticulture, mining, waste treatment, inter alia, areas of industry that require a surface to be covered and, in turn, a flow of gas, air and/...  
WO/2018/117287A1
The present invention relates to a method for manufacturing a self-restorable hydrogel-filled separation membrane for a water treatment. The separation membrane manufactured by the present invention does not require a separate maintenanc...  
WO/2018/115268A1
The present invention is related to a polymer membrane for the selective extraction of cobalt (II) ions as well as a method for extracting cobalt (II) ions using said polymer membrane.  
WO/2018/112599A1
The present invention relates to modified ceramic membranes for the treatment of water. The invention discloses a modified ceramic membrane, comprising: a ceramic membrane, and an outer surface of said ceramic membrane is grafted by a hy...  
WO/2018/117056A1
The polytetrafluoroethylene (PTFE) porous membrane according to the present disclosure has a moisture permeability of 150000 g/(m2·day) or more in the membrane thickness direction as measured in accordance with the specifications of JIS...  
WO/2018/112781A1
A reverse osmosis membrane and a method of processing the same are disclosed. The method includes forming a polyamide material on a microporous membrane material by reacting a polyfunctional amine with a polyfunctional acid chloride on t...  
WO/2018/117055A1
The polytetrafluoroethylene (PTFE) porous membrane according to present disclosure has an average fibril length of 50 μm or more, an average node length that is at least five times of the average fibril length, and an average node area ...  
WO/2018/119020A1
Hydrocarbon proton exchange membranes are disclosed that are composed of a material including a hydrophobic main chain, and acidic side chains. The main chain includes a polyaryl structure that is substantially free of ether linkages and...  
WO/2018/112202A1
One or more polymeric hollow fiber membranes are pyrolyzed to form one or more hollow fiber CMS membranes by directing a flow of pyrolysis gas through a polymeric membrane cartridge (including a porous center tube around which one or mor...  
WO/2018/111432A1
According to some aspects, a semi-permeable membrane is provided for performing separation processes as well as its method of manufacture. In some instances, a membrane may include a porous substrate, and an active layer disposed upon th...  
WO/2018/107648A1
A method for preparing a composite metal oxide hollow fibre, specifically a method for obtaining a composite metal oxide hollow fibre from composite metal oxide raw material by means of directly performing phase inversion and a one-step ...  
WO/2018/104455A3
A hydrogen permeable membrane device is provided that includes a porous ceramic layer having a material that includes zirconia, Yttria-stabilized zirconia (YSZ), γ/Al2 O3, and/or YSZ- γ/Al2 O3, and a porous Pd film or porous Pd-alloy f...  
WO/2018/102837A1
The present invention relates to a membrane tube (20, 20') for permeatively separating off a gas from gas mixtures. The membrane tube has at least two membrane tube sections (11, 11') which each have a porous, gas-permeable, metallic, tu...  
WO/2018/105787A1
The present invention relates to an ionic diode membrane having a porous structure, which has ion selectivity and ion rectification characteristics by containing tapered nano-pores integrated therein, and a method for manufacturing the s...  
WO/2018/104498A2
The invention relates to a method for producing a hollow fibre membrane bundle from a plurality of polysulphone-based and PVP-based hollow fibre membranes, involving: providing a spinning solution comprising a material based on polysulph...  
WO/2018/104455A2
A hydrogen permeable membrane device is provided that includes a porous ceramic layer having a material that includes zirconia, Yttria-stabilized zirconia (YSZ), γ/Al2 O3, and/or YSZ- γ/Al2 O3, and a porous Pd film or porous Pd-alloy f...  
WO/2018/102817A1
A BAK removal device is constructed as a plug of microparticles of a hydrophilic polymeric gel that displays a hydraulic permeability greater than 0.01 Da. The polymer hydrophilic polymeric gel comprises poly(2-hydroxyethyl methacrylate)...  
WO/2018/099994A1
The present disclosure relates to semipermeable membranes based on acrylonitrile copolymers capable of adsorbing bacteria from fluids,methods of producing such membranes, and devices comprising such membranes.  
WO/2018/101541A1
The present invention is to prepare a support layer used in a forward osmosis filter, and the technical subject matters of the present invention are a method for preparing a forward osmosis filter support layer and a forward osmosis filt...  
WO/2018/100384A1
The invention relates to graphene oxide laminate membranes that are physically constrained. The physical constraint limits the size of the capillaries in the laminate, allowing them to be tailored to a particular application. This invent...  
WO/2018/097988A1
The present disclosure provides a porous membrane made of pentablock copolymer. The porous membrane includes an ABCBA block copolymer and has a number of pores. The A block is immiscible with each of the B block and the C block, the B bl...  
WO/2018/091865A1
A composite membrane comprising: (a) a porous support; (b) optionally a gutter layer; (c) a polyimide discriminating layer; and (d) a protective layer comprising dialkylsiloxane groups and having an average thickness of 825 to 2,000 nm; ...  
WO/2018/092858A1
One embodiment of the present invention relates to a separation membrane for selectively separating a component (A) from a fluid that contains the component (A) and a component (B). This separation membrane has a first surface and a seco...  
WO/2018/093488A1
A novel chemically cross-linked rubbery polymeric thin film composite (TFC) membrane comprising a selective layer of a chemically cross-linked rubbery polymer supported by a porous support membrane formed from a glassy polymer has been d...  
WO/2018/092516A1
The hollow-fiber membrane according to an embodiment of the present invention comprises: a cylindrical framework material which comprises polytetrafluoroethylene as the main component and has porosity; and a resinous coating film which h...  
WO/2018/091273A1
Process for treating water, wherein feed water is being treated with a membrane M, said membrane M being a reverse osmosis membrane, a forward osmosis membrane or a nanofiltration membrane, wherein said membrane M is contacted with an an...  
WO/2018/093482A1
Combining the features of a glassy polymeric membrane and a rubbery polymeric membrane into a multiple membrane system provides a system having the advantages of both of the types of membranes. The membranes may be in any order in the sy...  
WO/2018/093707A1
The present invention is directed to a method for treating a surface of a filled microporous membrane. The microporous membrane includes a polyolefinic matrix, inorganic filler distributed throughout the matrix, and a network of intercon...  
WO/2018/093179A1
Provided in the present invention are a membrane-coupled advanced electro-oxidation method which simultaneously performs an electrode reaction and membrane filtration, a water treatment apparatus using the same, and a water treatment sys...  
WO/2018/093487A1
A novel high flux, cross-linked, fumed silica reinforced polyorganosiloxane thin film composite (TFC) membrane comprising a selective layer of a high flux, cross-linked, fumed silica reinforced polyorganosiloxane polymer supported by a p...  
WO/2018/091966A1
Methods are provided for producing a biaxially oriented nanoporous UHMWPE membrane. The method can include combining a petroleum jelly, an ultra-high-molecular- weight polyethylene (UHMWPE), and an antioxidant, forming a suspension, feed...  
WO/2018/093708A1
The present invention is directed to a method for treating a surface of a filled microporous membrane. The microporous membrane includes a polyolefinic matrix, inorganic filler distributed throughout the matrix, and a network of intercon...  
WO/2018/089114A1
An asymmetric hollow fiber (CMS) carbon molecular sieve is made by providing a dope solution comprised of a polvimide and a solvent, at a temperature greater than 250°C that is less than the storage modulus at a temperature of 250°C, b...  
WO/2018/086343A1
Provided are a method of preparing a hierarchical porous channel molecular sieve membrane and an application thereof. The method comprises adding a mesoporous structure-directing agent so as to self-assemble on a membrane layer, thereby ...  
WO/2018/089968A1
Methods of making a poly(propylenimine) (PPI) sorbent, a PPI sorbent, structures including the PPI sorbent, methods of separating CO2 using the PPI sorbent, and the like, are disclosed.  
WO/2018/087289A1
Disclosed is a vesicle comprising polystyrene-polyacrylic acid (PS-PAA) block copolymer and an amphiphilic functional molecule. The vesicle is stable even at elevated temperatures and the amphiphilic functional molecule remains active. A...  
WO/2018/088232A1
A porous hollow fiber membrane is formed from a thermoplastic resin and is characterized in that the membrane thickness is 0.050 – 0.25 mm, and when the hardness coefficient is defined as K = (compressive resistance)/((membrane thickne...  
WO/2018/084131A1
A porous film that contains a thermoplastic resin and that is provided with a dense structure layer, the proportion of α-crystal strength relative to β-crystal strength of the thermoplastic resin in the dense structure layer being 5.0 ...  
WO/2018/085377A1
Membranes, methods of making the membranes, and methods of using the membranes are described herein. The membranes can comprise a support layer, and a selective polymer layer disposed on the support layer. The selective polymer layer can...  
WO/2018/084264A1
Disclosed is a composite membrane comprising a mixed matrix membrane comprising a polymer matrix and fillers dispersed in the polymer matrix. The polymer matrix comprises a polymer having a polar functional group. The H2 permeability coe...  
WO/2018/085500A1
A hydrogen separation membrane employs dense liquid metal separator deposited on a support structure for providing a membrane film allowing passage of hydrogen to be used in industrial processes and consumer applications benefiting from ...  

Matches 1 - 50 out of 24,510