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WO/2018/039715A1 |
The invention relates in general to porous graphene-based films. In particular, the invention relates to a process for the preparation of a porous graphene-based films comprising reduced graphene oxide. The invention also relates to poro...
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WO/2018/042392A1 |
Disclosed are selectively-permeable membranes and components configured for selective permeation of a specified gas, such as oxygen, therethrough, methods for making the same and methods for using the same, for example, to implement fuel...
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WO/2018/041731A2 |
Multilayer single-bore hollow fibre membranes M or multilayer multi-bore hollow fibre membranes M for ultrafiltration applications are disclosed, comprising at least one hollow fibre membrane substrate S comprising a polymer bulk materia...
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WO/2018/039966A1 |
A reverse osmosis membrane (100) and the method of processing the same. The method includes forming a polyamide material (104) on a microporous membrane material (102) by reacting a polyfunctional amine with a polyfunctional acid chlorid...
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WO/2018/042060A1 |
The invention relates to an open-pore membrane having nano-cavity polymer structures in solid separating media for separating fatty acids and/or carboxylic acids from principally aqueous mixtures, and to a method for producing said membr...
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WO/2018/044298A1 |
This invention relates thin film nanocomposites (TFNCs) and methods of preparing the same by molecular layer-by-layer assembly. The TFNCs comprise a porous nanofibrous support first layer coated with a mid-layer having an outer separatin...
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WO/2018/043053A1 |
Provided is a gas separation membrane for purifying mixed raw material gas including condensable gas, said gas separation membrane exhibiting excellent separation ability and being capable of maintaining a gas permeation rate at a high l...
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WO/2018/038027A1 |
A gas separation membrane which is characterized by containing a matrix resin and hyperbranched polymer- or dendrimer polymer-added irregularly shaped silica nanoparticles that are obtained by adding a hyperbranched polymer or a dendrime...
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WO/2018/036553A1 |
Disclosed is an all-carbon film based on activated carbon, which is formed by using activated carbon as a base material and graphene as a crosslinking agent for connection, and can stably exist independent of a substrate. The surface por...
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WO/2018/038013A1 |
The purpose of the present invention is to provide: a novel separation membrane which is configured of a laminate of metal oxide nanosheets; and a method for producing this separation membrane. A separation membrane according to the pres...
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WO/2018/037683A1 |
Provided are a method and system for processing water containing low-molecular-weight organic matter, with which the water containing low-molecular-weight organic matter can be processed with a reverse-osmosis membrane at a high blocking...
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WO/2018/035091A1 |
Described herein are methods and compositions relating to tunable nanoporous coatings.
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WO/2018/033838A1 |
Apparatus (1) for extraction of at least one gas from a gaseous medium flow, comprising at least one membrane contactor (2) containing at least one hollow fiber membrane, the membrane contactor (2) having a medium side (3) and an absorbe...
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WO/2018/034048A1 |
The present invention pertains to a polypropylene resin composition for a microporous film with which it is possible to reduce product defects because stabilization of film formation stabilizes pore formation and to obtain a film that ca...
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WO/2018/029131A1 |
The present invention relates to a porous membrane, process for the manufacture thereof and uses thereof.
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WO/2018/030332A1 |
The present invention is provided with the following: a retaining member 20 that is installed on a member that separates the inside and outside of a chamber, and in which a ventilation hole 21 that communicates between the inside and out...
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WO/2018/030061A1 |
A filter device is provided which makes it possible to better observe a filtration target that remains in the filter. This filter device is provided with a filter which filters a filtration target contained in a fluid, and a holding memb...
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WO/2018/027479A1 |
A hand-carry gravity-driven water filter with high throughput and water disinfection performance is formed. Membranes used for this water filter can be fabricated using electrospun method and non-solvent induced phase inversion method. A...
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WO/2018/030114A1 |
Provided are: a gas separation membrane which has small variation in separation selectivity of propane and carbon dioxide; a gas separation membrane module; and a gas separation device. The gas separation membrane, the gas separation mem...
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WO/2018/029133A1 |
The present invention relates to a composition comprising at least one aromatic polymer and at least one fluorinated polymer, articles made from such compositions and uses thereof.
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WO/2018/025979A1 |
The purpose of the present invention is to provide a copolymer having exceptional water permeability, platelet adherence suppression, and protein adherence suppression, and to provide a separation membrane, a medical device, and a medica...
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WO/2018/025592A1 |
Provided are production apparatus and production method of an alkaline water, which are capable of suppressing mixing of fine particles derived from a gas dissolving membrane device into a hydrogen water. A production apparatus of an alk...
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WO/2018/026328A1 |
In present invention, a glass material which is superhydrophilic at least in air and superoleophobic when submerged in water is provided. Additionally, a process for making the glass material from waste glass through a green and sustaina...
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WO/2018/026708A1 |
Disclosed are polyimide blends and methods of making and using same. The disclosed polyimide blends are prepared by first blending an ionic polymer and a poly(amic acid) to form a poly(amic acid) precursor, followed by cyclization. This ...
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WO/2018/027014A1 |
The polymer membrane with acacia gum (gum Arabic) additive is a membrane made by casting a polymer with acacia gum additive to improve porosity, reduce hydrophobia, and provide antifouling for the membrane. The polymer may be polysulfone...
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WO/2018/021602A1 |
The present invention relates to a method for preparing an NaA zeolite separation membrane. The method comprises: wet grinding and centrifuging NaA zeolite seed crystals; coating the seed crystals on the surface of a separation membrane ...
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WO/2018/022543A1 |
This patent application discloses membranes comprised of cellulose esters that are crosslinked. The membrane can be in the form of a flat film, tube or hollow fiber membrane. The membranes are plasticization resistant and can be used to ...
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WO/2018/021545A1 |
The separation membrane of the present invention comprises a hydrophilic polymer as a main component, has a co-continuous structure in which a phase including the hydrophilic polymer and pores have a structural period of 0.001-10 µm, an...
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WO/2018/018501A1 |
A reverse osmosis membrane (100) and a method of processing the same are described herein. One device includes a hollow fiber membrane material (102), and a polyamide material (104) on a surface of the hollow fiber membrane material(102)...
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WO/2018/020949A1 |
Provided are a gas separation membrane, a gas separation membrane module and a gas separation device, each of which has high gas separation selectivity, while being suppressed in decrease of the gas separation selectivity after exposure ...
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WO/2018/021337A1 |
Provided are: a porous polyether sulfone film having macrovoids and having excellent dimensional stability; and a production method therefor. Provided is a porous polyether sulfone film having a surface layer (a), a surface layer (b), an...
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WO/2018/020987A1 |
The waterproof sound-transmissive cover is characterized by providing a frequency response curve with a difference between a maximum sound pressure level and a minimum sound pressure level of 13.0 dB or less in the range of frequencies f...
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WO/2018/017371A1 |
A method for forming a perforated membrane includes providing a mold having at least a first set of a plurality of rods extending to at least a first height from a base of the mold, introducing a curable material into the mold in an amou...
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WO/2018/015871A1 |
The invention provides methods for preparing a polymer-grafted and functionalized nonwoven membrane adapted for use in separation processes. The invention further provides so-formed membranes as well as improved separation methods utiliz...
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WO/2018/016845A1 |
The present invention relates to a thermally rearranged polymer gas separation membrane having a fluorinated cross-linked structure, and a preparation method therefor. The thermally rearranged polymer gas separation membrane having a flu...
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WO/2018/018013A1 |
A ceramic membrane filtration assembly comprising a membrane assembly extending from a first membrane assembly end to a second membrane assembly end, where the membrane assembly is defined by a membrane assembly length, the membrane asse...
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WO/2018/018012A1 |
A ceramic membrane filtration assembly includes a housing and a membrane assembly. The membrane assembly includes at least one membrane with channels therein. A first inner end cap device is disposed within the housing and is coupled wit...
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WO/2018/012932A1 |
Disclosed is a 1D nanofibers quasi-aligned, grid structure cross-laminated, and pore distribution and size controlled 3D polymer nanofiber membrane, and manufacturing method thereof. A 3D polymer nanofiber membrane controlled in pore siz...
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WO/2018/012459A1 |
An oxygen separation membrane which is configured of a porous material and a complex in the form of a liquid, said complex being internally contained in the porous material, and wherein: the complex contains a metal salen complex or a de...
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WO/2018/012283A1 |
Provided is a coating composition which can increase film thickness without increasing the concentration of a film constituent material in a coating liquid and without using an additive such as a thickener. The coating composition is obt...
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WO/2018/006635A1 |
A manufacturing method for triptycene polymer carrier film. The method comprises: performing, by using a triptycene with an active functional group, an oxalyl dichloride, and a diamine comprising an ether link as monomers, a polymerizati...
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WO/2018/009000A1 |
The present invention relates to a reverse osmosis membrane using a hydrophilized polyolefin-based microporous membrane. A reverse osmosis membrane, according to the present invention, provides wide treatment area per unit volume by usin...
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WO/2018/005164A1 |
A stable high performance facilitated transport membrane comprising an asymmetric integrally-skinned polymeric membrane wherein the pores on the relatively porous, thin, dense skin layer of the membrane comprises a hydrophilic polymer su...
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WO/2018/003944A1 |
The purpose of the present invention is to provide a semipermeable membrane having both a high water permeability and salt removal ratio. The present invention pertains to a composite semipermeable membrane in which: a separation functio...
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WO/2018/004314A1 |
The present invention provides a nitrous oxide selective gas separation membrane which comprises a gas separation layer containing a polymer material which is a polysulfone-based polymer or a polyimide-based polymer, the nitrous oxide se...
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WO/2018/005924A1 |
Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes having enhanced selectivity include transition metal cations complexed with electronegative regions of a polyimide. CMS membranes are mad...
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WO/2018/003949A1 |
Provided is a method for producing a hollow fiber composite membrane module having high selective permeability and a high specific surface are ratio, whereby it becomes possible to prevent the deterioration of separation layers caused by...
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WO/2018/004992A1 |
Herein disclosed is a method of producing dimethyl ether (DME) comprising introducing one or more feed streams comprising methane and carbon dioxide into a reformer to generate synthesis gas; and converting synthesis gas to DME in one st...
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WO/2018/004993A1 |
Herein disclosed is a method of reducing greenhouse gas (GHG) emission comprising introducing one or more feed streams into a reformer to generate synthesis gas; and converting synthesis gas to dimethyl ether (DME). In some cases, the re...
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WO/2018/000361A1 |
Provided is a method for preparing a polysulfonamide nanofiltration or reverse osmosis composite membrane, comprising the following steps: a porous support membrane is subjected to molecular layer assembly in a sulfonyl chloride and poly...
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