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Matches 251 - 300 out of 24,596

Document Document Title
WO/2017/170973A1
The present invention relates to a method for filtering a microbial culture solution using a membrane module, said method comprising four stages including (a) cross-flow filtration of the microbial culture solution, (b) rinsing with wate...  
WO/2017/172338A1
A porous membrane is made from a poly(phenylene ether) copolymer containing 10 to 40 mole percent repeat units derived from 2-methyl-6-phenylphenol and 60 to 90 mole percent repeat units derived from 2,6-dimethylphenol; and a block copol...  
WO/2017/172773A1
A separation membrane module and assembly for housing ceramic tubular membranes. The module includes a plurality of tubes containing the ceramic tubular membranes. The tubes are arranged parallel to one another and are supported by tube ...  
WO/2017/171474A1
The present specification provides a composition for interfacial polymerization of a polyamide and a method for manufacturing a reverse osmosis membrane using the same, the composition containing: at least one of an amine compound and an...  
WO/2017/172238A1
A method is described of producing a catalyst-containing composite oxygen ion membrane and a catalyst-containing composite oxygen ion membrane in which a porous fuel oxidation layer and a dense separation layer and optionally, a porous s...  
WO/2017/172336A1
A separation module that includes a porous membrane, where the porous membrane includes a poly(phenylene ether) copolymer containing 10 to 40 mole percent repeat units derived from 2-methyl-6-phenylphenol and 60 to 90 mole percent repeat...  
WO/2017/169865A1
A ceramic membrane filter 10 is provided with: a porous base material 13 forming cells 12 in which a fluid circulates; an intermediate membrane 15 formed on the porous base material 13; and a separation membrane 18 formed on the intermed...  
WO/2017/170874A1
A virus removal membrane for removing a virus from a solution containing a protein, wherein the virus removal membrane is provided with cellulose and has a primary-side surface that is supplied with a solution containing a protein, and a...  
WO/2017/169195A1
The present invention provides a membrane separation method and a membrane separation device, each of which enables membrane separation of a hydrocarbon mixture with high separation efficiency. A membrane separation method according to t...  
WO/2017/172824A1
Poly(aryl piperidinium) polymers are provided which have an alkaline-stable cation, piperidinium, introduced into a rigid aromatic polymer backbone free of ether bonds. Hydroxide exchange membranes or hydroxide exchange ionomers formed f...  
WO/2017/170210A1
The present invention relates to a surface-modified porous film, and is able to modify the surface of a porous film by simple methods using coating and UV irradiation, so as to impart functionality thereto. Enhanced functionality and dur...  
WO/2017/162554A1
The present invention is related to a method for fabricating multilayer singlebore membranes (10) or multilayer multibore membranes (20) for ultrafiltration applications including the following method steps: (a)feeding at least a materia...  
WO/2017/164362A1
The present invention makes it possible, in a wet cleaning process using carbon dioxide gas-dissolved water, to achieve a high degree of removal of ultrafine particles mixed in the carbon dioxide gas-dissolved water to prevent particulat...  
WO/2017/163786A1
The present invention relates to a gas separation membrane which is configured from a resin composition that contains a vinyl alcohol copolymer having a carboxyl group, a polyvinyl alcohol and an alkali metal compound.  
WO/2017/164019A1
Provided is a hollow fiber membrane that is provided with a compact layer having only holes with a hole surface area of 0.28 µm2 or less when observed at a cross-section orthogonal to the longitudinal direction of the hollow fiber membr...  
WO/2017/163025A1
A process for preparing a composite membrane comprising the steps: a) applying a radiation-curable composition to a porous support; b) irradiating the composition present on the support, thereby forming a gutter layer of cured polymer; c...  
WO/2017/165098A1
The invention is an improved method of making a carbon molecular sieve (CMS) membrane in which a polyimide precursor polymer is pyrolyzed to form a carbon molecular sieve membrane by heating, in a furnace, said polyimide precursor polyme...  
WO/2017/164020A1
Provided is a hollow fiber membrane module that has a cylindrical case filled with a U-shaped hollow fiber membrane bundle obtained by bundling a plurality of hollow fiber membranes that include a hydrophobic polymer and a hydrophilic po...  
WO/2017/157933A1
The invention pertains to a polyaryl ether sulfone polymer solution [solution (SP)] comprising: - at least one sulfone polymer [polymer (PSI)] having recurring units, wherein more than 50 % moles, with respect to all the recurring units ...  
WO/2017/159457A1
A method for manufacturing a laminate according to one embodiment of the present invention, the laminate being provided with a porous sheet-shaped or tube-shaped support body and a semipermeable membrane layer that is laminated on the ou...  
WO/2017/160817A1
A process for separating hydrogen from a gas mixture having hydrogen and a larger gas molecule is comprised of flowing the gas mixture through a carbonized polyvinylidene chloride (PVDC) copolymer membrane having a hydrogen permeance in ...  
WO/2017/161241A1
Described is a polyethylene membrane and in particular an ultra-high molecular weight polyethylene membrane that provides a high air permeability and is hydrophobic. The membranes have small pores and are suitable for sterilization by ex...  
WO/2017/160815A1
A carbonized PVDC copolymer useful for the separation of an olefin from its corresponding paraffin may be made by heating a polyvinylidene chloride copolymer film or hollow fiber having a thickness of 1 micrometer to 20 micrometers to a ...  
WO/2017/157662A1
The invention relates to new membranes containing customised membrane transport proteins (such as TCDB-classified proteins) acting as pore-forming proteins (such as FhuA) or peptides acting as pores in the membrane. Preferably, these mem...  
WO/2017/157727A1
Solution comprising a sulfone polymer and a N-acyl-pyrrolidine of formula I wherein R1 to R9 independently from each other are a hydrogen atom or a methyl group. The solution is applied in membrane formation with polyvinylpyrrolidone as ...  
WO/2017/153409A1
The invention relates to a method for synthesizing a sulfonated aromatic polymer, the sulfonated aromatic polymer synthesized by said method, and the use of the sulfonated aromatic polymer for manufacturing membranes.  
WO/2017/154624A1
A method for treating high-hardness discharged water according to one aspect of the present invention is a method for treating high-hardness discharged water having a calcium hardness degree of 100 or more, said method comprising the ste...  
WO/2017/156299A1
The present invention relates to the development and fabrication of thin-film polymer composite materials containing vertically aligned nanopores. The present invention provides methods of aligning nanopores in a polymeric film. The pres...  
WO/2017/154769A1
A filtration membrane for trapping microparticles, the filtration membrane being obtained by forming communication pores by anodic oxidation of an aluminum material, wherein the filtration membrane for trapping microparticles is characte...  
WO/2017/155034A1
[Problem] To provide a porous membrane that has improved fatigue durability while maintaining permeability. [Solution] A porous membrane comprising a hydrophobic polymer as a main component, wherein the average backbone thickness of a th...  
WO/2017/154582A1
Provided is a catalyst-carrying hydrogen permeable membrane which has excellent durability of a hydrogen separation metal layer and a catalyst metal layer, and which is not susceptible to deterioration in the processing efficiency. A cat...  
WO/2017/156139A1
The invention relates to a process for making SAPO-34 membranes with less than 2 micron thickness and good H2 selectivity, and the use of these membranes as hb-selective zeolite membranes in the PDH process.  
WO/2017/154980A1
The purpose of the invention is to provide a filter medium for air filters that not only has a high collection efficiency and low pressure loss but also has a high capacity to retain dust, a filter pack, an air filter unit, and a manufac...  
WO/2017/153663A1
The invention relates to a porous material comprising particles of polymer P assembled by a block copolymer, said block copolymer comprising at least one block consisting of a polymer sequence immiscible with polymer P, and at least two ...  
WO/2017/148473A1
The invention relates to a method for producing a permeation membrane. The permeation membrane can be used in particular in the field of membrane-based material separations. The aim of the invention is to produce or provide a permeation ...  
WO/2017/149011A1
The invention relates to a hollow fibre membrane having at least one first texturing in the form of a first wave characterised by a first plane of oscillation and a first wave length, and at least one second texturing in the form of a se...  
WO/2017/151350A1
Embodiments for a crosslinked alkoxysilyl polynorbornene homopolymer and methods of making crosslinked alkoxysilyl polynorbornene homopolymer are provided, where the method comprises polymerizing through addition polymerization or ring o...  
WO/2017/150705A1
The present invention provides an RO membrane or FO membrane which exhibits salt suppression performance at a high water permeation quantity and which is constituted from a covering layer which comprises a phospholipid bilayer formed on ...  
WO/2017/150585A1
The present invention relates to a layered semipermeable membrane satisfying the conditions below. (A) The maximum peak intensity between 3700 and 2900 cm-1 is 0.08 or greater in the difference spectrum between an IR spectrum measured at...  
WO/2017/148850A1
The present invention relates to a method for the preparation of a membrane (M) which comprises an organic polymer of intrinsic microporosity (PIM) and a sulfonated polyarylenesulfone polymer (sP). The present invention further relates t...  
WO/2017/150737A1
The objective of the present invention is to provide a method for separating carbon dioxide from a mixed gas with use of membrane separation, said method being a technique for efficiently separating carbon dioxide. The above-described ob...  
WO/2017/152064A1
An ion conductive intercalation membrane is useful to separate anode and cathode compartments in an electrochemical cell and provide ion transport between the anode and cathode compartments. The intercalation membrane does not receive an...  
WO/2017/149035A1
There is disclosed a process and apparatus for treating urine. Urine is contained in a reservoir and contacted with a liquid side of a separation membrane which also has a gas side. A sweep gas flow is generated on the gas side of the se...  
WO/2017/150721A1
Provided is a module for gas separation with which it is possible to maintain the moisture retention of a gas separation active layer at a uniform level for a long period of time. This module for gas separation in which a composite hollo...  
WO/2017/145905A1
Provided are: a polyimide compound which is capable of achieving both excellent gas permeability and excellent gas separation selectivity, even if used under high-pressure conditions, and which enables gas to be separated with high speed...  
WO/2017/146231A1
Provided is a monolayer having a thickness of less than 5 µm and including a gelling polymer particle having at least one of a basic functional group or an acidic functional group. Also provided is a composite that includes: a porous ca...  
WO/2017/143395A1
A method of forming a titanium membrane plate (18) for use in a cross flow filtration system (10) wherein a resin layer is sprayed onto a template and dried; a layer of titanium powder is coated onto the dried resin layer using supersoni...  
WO/2017/146457A3
The present invention relates to an ultrathin-film composite membrane based on a thermally rearranged poly(benzoxazole-imide) copolymer and a production method therefor and to a technique for forming a porous support by means of a therma...  
WO/2017/146457A2
The present invention relates to an ultrathin-film composite membrane based on a thermally rearranged poly(benzoxazole-imide) copolymer and a production method therefor and to a technique for forming a porous support by means of a therma...  
WO/2017/146589A1
The present invention relates to a membrane module for the separation of hydrogen from CO2 in a gas mixture, a method and system for treatment of natural gas and for improved extraction of an oil reservoir comprising the following steps:...  

Matches 251 - 300 out of 24,596