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WO/2012/013603 |
The invention relates to an inorganic electrolyte membrane, wherein: the membrane is a porous membrane made of an electrically insulating metal or metalloid oxide including a first main surface (1) and a second main surface (2) separated...
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WO/2012/014900 |
Disclosed is a steam permselective membrane containing a cross-linked hydrophilic polymer. The steam permselective membrane may further contain at least one alkali metal compound selected from the group consisting of a cesium compound, a...
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WO/2012/015926 |
The present invention provides systems, devices, kits, and methods for separating blood plasma from whole blood. In particular, the present invention provides systems, devices, and methods for separating a fixed volume of blood plasma fr...
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WO/2012/010886 |
Improved integrally skinned asymmetric membranes for organic solvent nanofiltration, and their methods of preparation and use are disclosed. Membranes are formed from polybenzimidazoles by phase inversion and are then crosslinked by addi...
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WO/2012/012207 |
A water permeable fluoropolymer article is described comprising a functional copolymer of TFE, PSVE and sulfonic acid pendant to the polymer chain, as well as methods of making the article. The method comprises providing a copolymer memb...
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WO/2012/009761 |
The present invention relates to a porous metallic membrane bundle for use in a filter module, and also to a method of manufacturing the same. In particular, the invention provides a means of fitting small diameter tubular membranes into...
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WO/2012/010386 |
The material according to the invention is based on a substance having the composition Ln6WO12 with a defect fluorite structure, in which at least some of the cations have been substituted in a defined manner in the A and/or B positions....
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WO/2012/010889 |
The present invention relates to a composite membrane for nanofiltration of a feed stream solution comprising a solvent and dissolved solutes and showing preferential rejection of the solutes. The composite membrane comprises a thin poly...
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WO/2012/011142 |
The present invention concerns membranes and a process of realizing membranes that comprises the following steps: - preparing a substrate by sintering of metal powders, ceramics or their composites, with dimensions between 1 and 50 micro...
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WO/2012/010069 |
A synthesis method of NaA zeolite molecular sieve membrane on macropore carrier comprises coating a continuous and uniform crystal seed layer on the surface of the macropore carrier by using thermo-dipping and brush-coating method. The g...
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WO/2012/012172 |
A filter plate article and methods of using the same, the article comprising: a base member comprising a self-supporting water impervious substrate with first and second generally opposed major surfaces; a filter assembly defining a filt...
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WO/2012/009762 |
The present invention relates to a method of producing small diameter, porous metallic membrane bundles and, in particular, bundles which are suitable for welding to a face plate of a filter module. The invention further relates to a mem...
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WO/2012/008837 |
The invention relates to a poly(arylsulfone), the poly(arylsulfone) having an aryl group grafted with a covalently attached substituent of the Formula (I): The invention also relates to a process for grafting a poly (arylsulfone), in the...
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WO/2012/008476 |
Disclosed is a ceramic filter that is provided with a porous base material (3), "which has a partition wall (1) that partitions a plurality of cells (2) that extend from one end (11) to the other end (12) and which is ceramic material"; ...
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WO/2012/004862 |
Disclosed is a selectively permeable membrane using selective molecular recognition macromolecules using molecular recognition macromolecules which use an extremely thin molecular recognition resin membrane which, by allowing the permeat...
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WO/2012/005698 |
This invention relates to a monomer including (i) a poly(alkylene) oxide backbone having 20 to 1000 carbon atoms and 10 to 500 oxygen atoms, the carbon/oxygen ratio being 1:1 to 10:1; (ii) one to one hundred poly(alkylene) oxide side cha...
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WO/2012/002181 |
Provided is a silica film filter which has the ability to selectively separate an aromatic compound and the ability to selectively separate an alcohol. The silica film filter comprises a porous base and a silica film, and has a ratio of ...
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WO/2012/001987 |
In a process of extracting and removing porogen from a thermosetting resin sheet (1) containing porogen, the porogen is extracted and removed by contacting the thermosetting resin sheet (1) to a first liquid with a relatively low tempera...
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WO/2012/002427 |
An immersion type membrane module unit comprises: immersion type membrane modules (2) for membrane bioreactor filtration; extending walls (27) which extend from the lower ends of the membrane modules and surround spaces under the membran...
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WO/2012/000851 |
A process for reducing the amount of soluble polymeric fractions in a sulfonyl fluoride polymer. The process comprises contacting the sulfonyl fluoride polymer with a fluorinated fluid followed by separation of the polymer from the fluid...
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WO/2011/163293 |
The present invention provides a process for making an integrally skinned asymmetric polybenzoxazole hollow fiber membrane comprising spinning a dope solution via a dry-wet phase inversion technique to form a porous integrally skinned as...
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WO/2011/160261 |
A method of forming a composite membrane (104) comprising particles of a filler material (110) in a polymer matrix (114) is described. In an example, the method includes the steps of: providing a support surface (100); applying particles...
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WO/2011/161214 |
The invention relates to a process for removing C2+ hydrocarbons from natural gas or gas which accompanies mineral oil using membranes. This involves passing a feed gas under a pressure of 2 to 500 bar within a temperature range from -30...
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WO/2011/156933 |
A composite having ion exchange function, preparation method and use thereof are provided. The composite is formed by compounding ion exchange resin with fluorine-contained polymer porous membrane, wherein the nitrile groups in the ion e...
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WO/2011/159699 |
The present disclosure provides a porous material having a surface that is concurrently both superhydrophilic (having a first apparent advancing dynamic contact angle of less than or equal to about 5 for water) and oleophobic (having a s...
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WO/2011/156935 |
A proton exchange membrane (PEM), preparation process and use in PEM fuel cell thereof are provided. The PEM comprises 2-40 layers of mono-layer membrane in which perfluoro ion exchange resins serve as the substrate. In the PEM, at least...
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WO/2011/158925 |
Provided are a composite porous film that combines sufficient chemical resistance with strength that can inhibit heat deformation in high temperature fluids, and a filter that uses said film. The provided composite porous film for fluid ...
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WO/2011/159389 |
Zeolite membrane sheets for separation of mixtures containing water, alcohols, or organics are provided, as well as methods for making the same. Thin, but robust, zeolite membrane sheets having a zeolite membrane layer formed directly on...
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WO/2011/156938 |
Provided is a composite which is comprised of one or more ion exchange resin(s) and fluorine containing polymer fiber, wherein the fiber and the film-forming resin form a triazine-ring crosslinked structure, so that the film prepared fro...
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WO/2011/157358 |
The invention relates to a method for producing a membrane, in particular a gas separation membrane, wherein the membrane has a selective separating layer. The method is characterised by the following method steps: a) a polymer solution ...
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WO/2011/158408 |
The disclosed waterproof breathable filter (1) is provided with: a resin film (2) to which a plurality of through holes (21) are formed; and a treated layer (3) that is hydrophobic and oil repellant, and is formed on at least one surface...
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WO/2011/156937 |
Provided is a composite which is comprised of one or more ion exchange resin(s) and a porous fluorine containing polymer membrane (2), wherein the porous membrane and the resin form a carbon-chain crosslinked structure, so that the film ...
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WO/2011/156936 |
A proton exchange membrane, the preparation method and the use thereof are disclosed. The proton exchange membrane comprises fluorine-containing polymer membrane (2) having a microporous structure and ion exchange resin (1) in the microp...
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WO/2011/156934 |
A proton exchange membrane, its preparing method and use in a proton exchange membrane fuel cell are provided. The proton exchange membrane includes 2-40 monolayer membranes using perfluoro ion exchange resin as their base, wherein at le...
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WO/2011/158428 |
Provided is a polytetrafluoroethylene (PTFE) porous membrane. In the tensile test wherein an arbitrary in-plane direction of the membrane is taken as the first direction and the in-plane direction perpendicular to the first direction is ...
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WO/2011/158409 |
The waterproof air-permeable filter (1) is provided with a resin film (2) wherein a plurality of through holes (21) are formed, a hydrophobic and oil-repellent treatment layer (3) on at least one of the two surfaces of the resin film (2)...
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WO/2011/154269 |
The invention relates to polymer films which are based on polyazoles and which are 0 to 20% by weight soluble in N,N-dimethylacetamide at 130°C and 1000 hPa in respect of the polyazole content thereof, to processes for production thereo...
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WO/2011/156251 |
A method of filtering a liquid sample that includes passing a sample comprising at least one biological organism through a filter membrane at a water volume flux of at least 100 L/m2.h.psi, where the filter membrane comprises a Bubble Po...
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WO/2011/152369 |
Disclosed is a hydrogen separation alloy that has a metal structure that increases resistance to hydrogen embrittlement and increases hydrogen permeability, and that can be applied even to large surface area products on the side where hy...
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WO/2011/151670 |
The present technology provides processes for cross-linking cellulose ethers under mild conditions. The processes include exposing a substantially dry cellulose ether film to a polyisocyanate to provide a cross-linked cellulose ether fil...
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WO/2011/151775 |
A process for preparing mechanically stabilized polyazoles, comprising the following steps: I) treating at least one polyazole having at least one amino group in a repeat unit with a solution comprising (i) at least one strong acid and (...
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WO/2011/152735 |
The present invention relates to a method for the production of thin film composite membranes by interfacial polymerisation, in particular through the reaction of polyfunctional acyl halides with polyfunctional amines where the polyfunct...
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WO/2011/153085 |
A process for the preparation of coated porous material, the process including the steps of: a) providing a porous substrate with a plurality of pores extending through the substrate from a first major surface to a second major surface, ...
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WO/2011/152967 |
A coated porous material and a method for making the same. The coated porous material includes a porous substrate having a plurality of pores. A hydrophilic coating including, in a single layer, ethylene vinyl alcohol copolymer and at le...
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WO/2011/152145 |
Provided is a crystalline-polymer microporous membrane including a laminate that is made up of two or more layers, that has a layer containing a first crystalline polymer and a layer containing a second crystalline polymer superposed in ...
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WO/2011/151314 |
The invention relates to a membrane construction comprising multiple layers wherein at least one of the layers is a nanoweb made of polymeric nanofibers, wherein the mean flow pore size of the nanoweb is in the range from 50 nm to 5 μm,...
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WO/2011/150216 |
The invention provides systems and methods for exchanging gas in an oxygenator device, and methods for preparing and using such oxygenator devices. The systems and methods can be used to transfer oxygen to blood to assist lung function i...
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WO/2011/149654 |
The present invention discloses a new type of polyimide membranes including hollow fiber and flat sheet membranes with high permeances for air separations and a method of making these membranes. The new polyimide hollow fiber membranes h...
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WO/2011/149573 |
Composite membranes including a coating of polyalkylene oxide and oxy-substituted phenyl compounds along with various methods for making and using the same. In one embodiment, the composite membrane comprises a thin film polyamide layer ...
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WO/2011/149571 |
Composite membranes including a coating of polyalkylene oxide and biguanide compounds along with various methods for making and using the same. In one embodiment, the composite membrane comprises a thin film polyamide layer including a c...
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