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Matches 1 - 50 out of 16,125

Document Document Title
WO/2018/168978A1
Provided are a water-alcohol separation system and water-alcohol separation method for achieving energy savings through the entirety of a process and producing high-purity alcohol. The water-alcohol separation system is provided with: a ...  
WO/2018/168871A1
The present invention addresses the problem of providing a polyolefin microporous membrane, etc. that has a pore structure having small pore diameters and exhibiting superior air ventilation properties. The present invention is a polyole...  
WO/2018/169737A1
The present disclosure provides a multilayer article. The multilayer article includes a) a microfiltration membrane substrate, the microfiltration membrane substrate having a first major surface; and b) a first layer having a first major...  
WO/2018/167280A1
The invention relates to a wavy, thermally stable hollow fiber membrane which has a reduced wall thickness of at least 20 μm and at most 30 μm and the wavy shape of which has a wavelength ranging from more than 1mm to less than 5 mm. T...  
WO/2018/168820A1
This gas separation membrane element comprises a gas separation membrane and a sealing part for preventing mixing of a starting material gas and a specific gas that has passed through the gas separation membrane. The gas separation membr...  
WO/2018/167221A1
Described herein is a method of producing a hollow fiber membrane having an outside coating with a thin film composite (TFC) layer comprising a transmembrane protein, said method comprising the steps of: preparing an aqueous solution com...  
WO/2018/169037A1
Provided is a water-alcohol separation membrane unit for producing an alcohol from a water-alcohol mixture and with which it is possible to improve productivity in a simple manner. A separation membrane unit used when an alcohol is produ...  
WO/2018/161485A1
Disclosed is a method for preparing a composite film. The method involves introducing, on a porous carrier, a layer of thin film containing a metal organic skeleton material and an organosilicon precursor material, and by means of baking...  
WO/2018/164585A1
The present invention relates to a method to produce thin film composite membranes by interfacial polymerisation on hydrophilic porous supports, in particular through the reaction of polyfunctional amines with polyfunctional acyl halides...  
WO/2018/161396A1
A full-alicyclic polyamide nanofiltration membrane and a preparation method therefor. The method comprises: by using a sedimentation method or a rotary coating method, alternately and evenly coating a porous support membrane with at leas...  
WO/2018/157959A1
The present invention relates to a method of producing block copolymer membranes in flat sheet geometry having a surface morphology comprising ordered, isoporous nanopores. The method comprises providing a polymer solution of at least on...  
WO/2018/159562A1
A gas separation membrane which comprises a gas separation layer that contains a cellulose compound as a constituent material, and wherein the cellulose compound has a repeating unit represented by general formula (1); a gas separation m...  
WO/2018/159563A1
Provided are a composite separation membrane comprising a porous supporting layer and a separation layer that is disposed on the porous supporting layer and has polymer a1 and polymer b1 as described below, a separation membrane module, ...  
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/2018/160871A2
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/2018/154296A1
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/2018/151217A1
Provided is a joining method for a braid used in a braid-reinforced hollow fiber membrane in which braid ends are joined to each other by way of connecting two braids by inserting a core into the hollow portion of the ends of two braids ...  
WO/2018/150827A1
Provided is a means with which it is possible to prevent deterioration of the quality of a facilitated transport film for an extended period of time. A method for packaging a facilitated transport film that selectively transmits a specif...  
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/2018/148054A1
A nanobiocatalytic membrane for a filtration system is provided which includes a filtration membrane and a plurality of nanobiocatalyst nanoparticles associated with the membrane, each of the nanobiocatalyst nanoparticles including a cor...  
WO/2018/148202A1
The present disclosure describes a process for separating at least a first gas component and a second gas component by contacting a gas stream comprising the first and second gas components with a carbon molecular sieve (CMS) membrane un...  
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/2018/141780A1
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/2018/139762A1
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/2018/135472A1
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/2018/130394A1
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/2018/124184A1
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/2018/120476A1
Provided are a supramolecular composite nano-filtration membrane and a preparation method therefor and the use thereof. The supramolecular composite nano-filtration membrane comprises: a base layer and a modification layer covering a sur...  
WO/2018/122944A1
This filter (12) is characterized by being formed in a cylindrical shape with a laminate (12S) that includes a membrane filter (12b), an activated carbon filter (12c), and a pre-filter (12a). This filter (12) is used in an environment in...  
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/2018/112671A1
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/2018/112499A1
The invention relates to a membrane, and method of manufacture of a membrane for reverse osmosis having (i) a porous substrate, and (ii) a layer adjacent the porous substrate comprising a two dimensional nanosheet material and crosslinke...  

Matches 1 - 50 out of 16,125