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Matches 251 - 300 out of 24,391

Document Document Title
WO/2017/145728A1
Provided are: a gas separation membrane which achieves both excellent gas permeability and excellent gas separation selectivity, even if used under high-pressure conditions, and which exhibits excellent antiplasticity; a gas separation m...  
WO/2017/146412A1
The present invention relates to a porous support for a water treatment separation membrane, an ultra-thin composite membrane comprising the same, and a manufacturing method therefor and, to a technique of forming a porous support from a...  
WO/2017/146211A1
The objective of the present invention is to provide a porous hollow fiber membrane which achieves a good balance between high strength and high pure water permeability, while having excellent bending resistance. The present invention re...  
WO/2017/142056A1
Provided are: an all-silica zeolite separation membrane for separating carbon dioxide, etc., and not causing a decrease in the processing amount due to water molecule adsorption; and a production method therefor. One aspect of the presen...  
WO/2017/141609A1
Provided is a filtration filter which is capable of improving the filtration efficiency of an object to be filtrated. A filtration filter (2) according to the present invention comprises: a metal porous membrane (21) that filtrates an ob...  
WO/2017/140279A1
A polymer material, a film, a coating, a preparation method therefor, and an application. The polymer material is formed after an ionisable hydrophilic group-containing polymer compound undergoes phase conversion and hydrophilic group io...  
WO/2017/141108A1
A method is provided to accelerate transfer of released body fluids from a body through a treated textile fabric to promote dryness of a skin of the body, the method comprising providing a treated textile fabric facing the body fluids to...  
WO/2017/139678A1
Described herein is a graphene-based valve element capable of passive and repeatable stopping or allowing fluid flow as a function of inlet pressure. Passive flow controller devices based on the valve element are also described.  
WO/2017/137361A1
The present invention relates to self-assembled nanostructures comprising polyalkyleneimine (PAI) and a detergent solubilized transmembrane protein, such as an aquaporin protein.  
WO/2017/132973A1
A reverse osmosis membrane (100) and a method of processing the same are described herein. The reverse osmosis membrane (100) includes a polymer material (102), a nonwoven fabric material (106), and a nanofiber material (104) between the...  
WO/2017/135230A1
The purpose of the present invention is to provide: a carbon dioxide separation membrane which provides excellent permeation speed and selective permeability for carbon dioxide; and a method for producing the same. The carbon dioxide sep...  
WO/2017/134067A1
The present invention concerns an amphiphilic diblock copolymer consisting of: - 40 to 60% by weight, relative to the weight of the copolymer, of a hydrophilic block comprising at least one unit from an n-butyl acrylate monomer and at le...  
WO/2017/133375A1
Provided are a method for preparing an aromatic polyamide porous film and an aromatic polyamide porous film. The preparation method comprises formulating an ionic liquid and an aromatic polyamide into a mixed solution by a solvent; and p...  
WO/2017/135822A1
The present invention is in the field of a preparation of inorganic tight nanofiltration membranes with a cut-off <450 Da and with high water permeability using atomic layer deposition, a membrane obtained with said process, and applicat...  
WO/2017/131209A1
The problem addressed by the present invention is to provide a separation membrane with superior permeation performance and separation performance and having few occurrences of defects. The present invention relates to a separation membr...  
WO/2017/130101A1
The present invention is a structure, method of making and method of use for a novel macroscopic hierarchically structured, nitrogen-doped, nano-porous carbon membrane (HNDCMs) with asymmetric and hierarchical pore architecture that can ...  
WO/2017/131051A1
In order for Li ions in a stock solution to be recovered at a high recovery speed in a recovery liquid, this selectively permeable membrane (10) is configured from a selectively permeable membrane main body (10A) configured from: a lithi...  
WO/2017/130604A1
Provided are: a gas separation membrane that is capable of achieving both excellent gas permeability and excellent gas separation selectivity at high levels even when used under high-pressure conditions, and is capable of separating gase...  
WO/2017/132077A1
Polyparaxylylene (PPX) polymer films that can be expanded into porous articles that have a node and fibril microstructure are provided. The fibrils contain PPX polymer chains oriented with the fibril axis. The PPX polymer may contain one...  
WO/2017/125470A1
The present disclosure relates to a microporous hollow fiber filter membrane having a large inner diameter and a thin wall. The fiber can be used for sterile filtration of liquids or removal of particles from liquids. The disclosure furt...  
WO/2017/126504A1
The present invention pertains to a carbon membrane for fluid separation; i.e., a fiber-form carbon membrane for fluid separation, in which adhesion between membranes is inhibited and clogging tends not to occur when a gas mixture contai...  
WO/2017/126612A1
The present invention pertains to a semipermeable membrane. The present invention addresses the problem of providing a semipermeable membrane that is resistant to decreases in the permeability of substances over time. Provided is a semip...  
WO/2017/124572A1
Disclosed are an ultrafiltration membrane and a preparation method therefor. The ultrafiltration membrane consists of a cavity constituted by a sulfone polymer membrane matrix and an organic polymer encapsulation layer, wherein the cavit...  
WO/2017/126501A1
The present invention pertains to a fluid separation membrane having high compression strength in the fiber cross-section direction (direction orthogonal to the fiber axis), the fluid separation membrane being obtained by an organic poly...  
WO/2017/122530A1
Provided is a method for producing a gas separation membrane that exhibits a high gas separation selectivity at high pressures and an excellent productivity. The method for producing a gas separation membrane includes an ultraviolet ozon...  
WO/2017/122207A1
A water permeable composite membrane is disclosed herein, comprising a thin film layer on a porous substrate. The thin film comprises a polymer and amine - containing compound associated with the polymer, and the amine-containing compoun...  
WO/2017/121169A1
Provided is a method for preparing an anthraquinone-functionalized poly(vinylidene fluoride) ultrafiltration membrane, comprising: (1) synthesizing 2-(1-hydroxy-3-butenyl)-1,4,5,8-tetramethoxynaphthalene; (2) synthesizing a poly(vinylide...  
WO/2017/122673A1
To provide a hollow fiber reverse osmosis membrane with which a high level of permeability and removal performance is achieved, at a low cost of operation, when separating solids or separating solutes from a liquid mixture. A hollow fibe...  
WO/2017/122486A1
Provided is a gas separation membrane which comprises a separation layer containing a silsesquioxane compound and has good rubbing resistance. A gas separation membrane which comprises a separation layer containing a silsesquioxane compo...  
WO/2017/120195A1
Compositions of and methods for separating components of a natural gas stream are disclosed. In one embodiment, the method includes receiving an inlet stream comprising natural gas, the inlet stream having an inlet pressure, and the inle...  
WO/2017/119649A1
The present invention relates to a polymer solution for manufacturing an acetylated alkyl cellulose separation membrane by using a heat-induced phase separation method, and a method for manufacturing an acetylated alkyl cellulose separat...  
WO/2017/115454A1
A zeolite membrane composite body which is provided with a porous base and a zeolite membrane formed on the surface of the porous base, and wherein the zeolite membrane has an STT type crystal structure. This zeolite membrane composite b...  
WO/2017/116009A1
The present invention relates to a preparation process for a thin film composite membrane (TFC, hereinafter TFC), and provides a method for preparing a membrane through a one-step process using a dual (double layer)-slot coating techniqu...  
WO/2017/116121A1
The present invention relates to a hollow fiber membrane and a hollow fiber membrane module comprising the same, wherein the hollow fiber membrane comprises a para-aramid dissolved in an organic solvent. The hollow fiber membrane has exc...  
WO/2017/113000A1
The present invention relates to an improved method for producing a colloidal nitrocellulose dispersion made compatible with a system of acrylic monomers polymerised with surfactants in a water-based system under pressure. The self-emuls...  
WO/2017/115769A1
The present invention provides a hollow fiber membrane module that can effectively resolve the accumulation of suspended solids within the membrane module, lower running costs, and also operate stably. The present invention relates to a ...  
WO/2017/110898A1
A composite semipermeable membrane according to the present invention is provided with a support membrane and a separation function layer. In the membrane, the separation function layer contains an aromatic polyamide; the aromatic polyam...  
WO/2017/110984A1
The purpose of the present invention is to purify an SGP substance with high efficiency and in a simple manner. The present invention provides: a method for purifying an SGP substance by means of cross-flow ultrafiltration, said method b...  
WO/2017/112555A1
The disclosure of the present invention relates to a method for preparing membrane and associated membrane and filter element. The method comprises providing a porous substrate having a plurality of pores; and applying a pre-filier solut...  
WO/2017/109092A1
The present invention pertains to a fluoropolymer-based porous membrane, to a process for manufacturing said porous membrane and to use of said porous membrane as filtration membrane for liquid and/or gas phases, in particular water-base...  
WO/2017/109078A1
The present invention pertains to a porous membrane, to a process for manufacturing said porous membrane and to use of said porous membrane as filtration membrane for liquid and/or gas phases, in particular water-based phases.  
WO/2017/111989A1
One method as described herein relates to making a membrane comprising an uncrosslinked high molecular weight, monoesterified polyimide polymer with a small amount of bulky diamine. These uncrosslinked high molecular weight, monoesterifi...  
WO/2017/108534A1
The invention provides a porous membrane comprising polyvinyl chloride (PVC) and at least one inorganic filler embedded in the porous membrane wherein the inorganic filler comprises sulfuric acid precipitated silica. The invention furthe...  
WO/2017/111990A1
One method as described herein relates to making a membrane comprising an uncrosslinked high molecular weight polyimide polymer with a small amount of bulky diamine. Also as described herein is a hollow fiber polymer membrane comprising ...  
WO/2017/110184A1
Provided is a cell-trapping filter which has a high cell-trapping efficiency and excellent water resistance. The cell-trapping filter comprises a base equipped with a mechanism for separating cells in accordance with size, wherein the ba...  
WO/2017/107317A1
A method for modifying a polymer membrane by means of ultrasonic in-situ polymerization, and a polymer separation membrane prepared using the method. Nearby polymer macromolecules or micromolecules are cracked to generate free radicals b...  
WO/2017/109260A1
Method for treating water by nanofiltration or reverse osmosis with a forward osmosis system as pretreatment, which comprises a control system by means of which the flow difference between the inlet and the outlet of the membrane at eith...  
WO/2017/111140A1
The present invention addresses the problem of providing a composite semipermeable membrane which has a practical level of water permeation performance and high acid resistance. The present invention relates to a composite semipermeable ...  
WO/2017/104955A1
The present invention relates to a polymer separator used in an apparatus for treating boiler feed water for the recovery of oil sands and, more specifically, to a polyketone separator that has excellent heat resistance and filtration pe...  
WO/2017/104260A1
Provided is a filtration device capable of capturing a specific type of particle by filter from within a fluid containing two or more types of particles that are objects to be filtered. The filtration device (1) is provided with: a tubul...  

Matches 251 - 300 out of 24,391