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Matches 51 - 100 out of 24,746

Document Document Title
WO/2018/160871A3
Described herein is a graphene and polyvinyl alcohol based multilayer composite membrane that provides selective resistance for solutes to pass the membrane while providing water permeability. A selectively permeable membrane comprising ...  
WO/2018/159353A1
According to the present invention, a spinning dope is used which is composed of a water-soluble organic solvent solution of a polyphenylsulfone, a hydrophilic polyvinyl pyrrolidone, and an ethylene glycol; and when a polyphenylsulfone p...  
WO/2018/159642A1
The present invention addresses the problem of providing: a composite hollow-fiber membrane having high permeability and high membrane strength; and a production method therefor. The present invention pertains to a composite hollow-fiber...  
WO/2018/158943A1
The present invention makes it possible to effectively inhibit deterioration of a RO membrane occurring when the oxidation/reduction potential of supply water for the RO membrane is high or when oxidizing substances are included in suppl...  
WO/2018/160871A2
Described herein is a graphene and polyvinyl alcohol based multilayer composite membrane that provides selective resistance for solutes to pass the membrane while providing water permeability. A selectively permeable membrane comprising ...  
WO/2018/159554A1
A filter that is equipped with a metal porous film in which a plurality of through-holes are provided, and that filters a filtering object contained in a fluid, wherein wave-shaped concavo-convex features are provided in the circumferent...  
WO/2018/160860A1
Described herein is a graphene and polyvinyl alcohol based multilayer composite membrane that provides selective resistance for solutes to pass through the membrane while providing water permeability. A selectively permeable membrane com...  
WO/2018/156399A1
In one embodiment, a product includes a plurality of carbon nanotubes and a fill material in interstitial spaces between the carbon nanotubes for limiting or preventing fluidic transfer between opposite sides of the product except throug...  
WO/2018/155753A1
The present invention relates to a separation membrane, which adsorbs and separates pollutants such as heavy metals in polluted water and, simultaneously, can check the replacement time of the separation membrane by using a change in flu...  
WO/2018/154296A1
A process for preparing a membrane comprising applying a composition comprising a polyimide to a gas-permeable support and irradiating the composition with UV-C light source to form a discriminating layer on the support, wherein: (i) the...  
WO/2018/153978A1
Spiral wound membrane rolls and modules and methods for making such membrane rolls and modules are described, along with water extraction or water filtrations systems comprising the spiral wound membrane rolls and modules and the use the...  
WO/2018/156731A1
Compositions and methods are described for self-assembled polymer materials having at least one of macro, meso, or micro pores.  
WO/2018/152149A1
Membranes are provided for use in reverse osmosis applications. Such membranes include a nanofibrous scaffold in combination with a barrier layer. The barrier layer is formed of a polymeric matrix having functionalized cellulose nanofibe...  
WO/2018/151175A1
A gas separation membrane that comprises a porous support and a gas separation active layer formed on the porous support, wherein: the gas separation active layer contains a gas separation polymer; the gas separation polymer is a polysac...  
WO/2018/150608A1
This permselective membrane has a permselective support membrane and a lipid membrane which is formed on the surface of the support membrane and which includes a channel material, the permselective membrane being characterized in that sa...  
WO/2018/148258A1
Composite membranes include a polymer material that is selectively permeable to heavy (C3+) hydrocarbons over methane. The polymer material may be a modified poly(dimethylsilane) having a backbone including dimethylsiloxyl monomers, subs...  
WO/2018/146059A1
The present invention relates to a method for the production of a porous ceramic body, the method comprises the following steps: (i) selecting a ceramic powder; (ii) selecting a binder comprising a pre-ceramic polymer; (iii) mixing the c...  
WO/2018/141985A1
The present invention relates to a vesicle in a liquid composition comprising an amphiphilic diblock copolymer of the PMOXAa-b-PDMSc-d type as vesicle membrane forming material, further comprising as an additive from about 0.05% to about...  
WO/2018/143664A1
The present invention relates to a method for producing a water-treatment separator using hydrogel, and more specifically, to a method for producing a water-treatment separator, whereby water and oil may be separated from a mixture or an...  
WO/2018/142375A1
Embodiments of the present disclosure describe polyimide blend compositions, methods of making polyimide blend compositions, methods of using polyimides, membranes including polyimide blends, methods of making membranes including polyimi...  
WO/2018/142904A1
A method for modifying a reverse osmosis membrane is provided with which it is possible to regulate the reverse osmosis membrane so as to have a given rejection of non-charged substances. The method, which is for modifying a polyamide-ba...  
WO/2018/141780A1
The invention relates to the production of hollow fibre membranes based on a hydrophobic and a hydrophilic polymer which contain a water-insoluble antioxidant. The invention particularly relates to the production of hollow-fibre membrane...  
WO/2018/144847A1
A filter membrane includes carbon nanotubes and carbon nitride nanoparticles. Inter-particle atomic interactions between the carbon nanotubes and the carbon nitride nanoparticles bind the carbon nanotubes and the carbon nitride nanoparti...  
WO/2018/141437A1
The inventive relates to a cross-linked, non-reinforced cellulose hydrate membrane which is cross-linked with at least two different cross-linking agents, to a method for the production thereof and to the use of the claimed cross-linked,...  
WO/2018/143297A1
The present invention pertains to a semipermeable composite membrane having a support film and a separation function layer, wherein, (A) in a semipermeable composite membrane equilibrated under specific conditions, the half value width H...  
WO/2018/144547A1
Autonomous localized permeability material systems are provided that can include : a dynamically permeable porous material; and immobilized reagents operatively associated with the porous material in sufficient proximity to trigger a loc...  
WO/2018/138486A1
There is described acomposite membrane. The composite membrane is formed of a porous support and a polyamide layer on the support. The polyamide layer comprises graphene oxide quantum dot (GOQD) moieties. The membranes are especially use...  
WO/2018/140950A1
Devices and methods are provided that permit efficient and selective separation of liquid biological specimens into at least two constituent components to facilitate subsequent quantitative and qualitative analysis on at least one analyt...  
WO/2018/138434A1
The invention relates to silica particles bonded to polymer chains consisting of at least one polymer comprising at least one fluorinated styrene repeating unit comprising at least one proton-conducting group, optionally in the form of a...  
WO/2018/139762A1
The present invention relates to a polyketone hollow fiber membrane for membrane distillation and, more specifically, to a polyketone hollow fiber membrane using a membrane distillation method, wherein pores of the polyketone hollow fibe...  
WO/2018/139208A1
In view of the foregoing problems, the purpose of the present invention is to provide a nuclear reactor containment vessel vent system having a structure whereby steam in the nuclear reactor containment vessel can be continuously release...  
WO/2018/138486A8
There is described acomposite membrane. The composite membrane is formed of a porous support and a polyamide layer on the support. The polyamide layer comprises graphene oxide quantum dot (GOQD) moieties. The membranes are especially use...  
WO/2018/136337A3
Devices and methods for electrode diaphragms are presented in which a hydrophobic polymeric diaphragm is pretreated with ions present in an electrolyte under conditions that are effective to increase wettability of the diaphragm. It is c...  
WO/2018/135472A1
An MFI type zeolite membrane to be formed on a porous inorganic oxide substrate, wherein, in an X-ray diffraction pattern obtained by X-ray diffractometry measurement using CuKα ray as an X-ray source, the intensity of a diffraction pea...  
WO/2018/135999A1
This invention relates to a hydrophilic polymer and membrane for oil-water separation. More particularly, this invention relates to a super hydrophilic polymer and membrane with zwitterionic property for oil-water separation, and method ...  
WO/2018/135252A1
A semipermeable membrane comprises a low water absorbency support that has a lattice structure and is semipermeable in a liquid phase. A cell culturing device is provided with said semi-permeable membrane at least at a portion thereof. A...  
WO/2018/136337A2
Devices and methods for electrode diaphragms are presented in which a hydrophobic polymeric diaphragm is pretreated with ions present in an electrolyte under conditions that are effective to increase wettability of the diaphragm. It is c...  
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...  

Matches 51 - 100 out of 24,746