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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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WO/2011/149241 |
Disclosed is a polyimide porous web with good porosity, good dimensional stability, and uniform pore; a method for manufacturing the same; and an electrolyte membrane with improved ion conductivity and good dimensional stability owing to...
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WO/2011/149744 |
Described herein is a cordierite membrane coated on a monolith substrate formed from cordierite. The membrane coating is formed from cordierite particles which have been processed to have a median particle size diameter of between 1 and ...
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WO/2011/148713 |
Provided are a separation membrane module, and a carbon film composite having a carbon film which has a high separation factor and a fast permeation rate. Specifically disclosed is a carbon film composite (A) having a carbon film (4) on ...
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WO/2011/149165 |
The present invention relates to a polymer or polymer composite membrane having through-thickness micropores, and a method for preparing same, and more particularly, a polymer or polymer composite membrane having a pore structure such th...
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WO/2011/149572 |
Composite membranes including a coating comprising a combination of polyalkylene oxide and imidazol compounds along with various methods for making and using the same. In one embodiment, the composite membrane comprises a thin film polya...
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WO/2011/149241 |
Disclosed is a polyimide porous web with good porosity, good dimensional stability, and uniform pore; a method for manufacturing the same; and an electrolyte membrane with improved ion conductivity and good dimensional stability owing to...
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WO/2011/145933 |
Selective retaining a relatively hydrophilic molecule from a mixture of a relatively hydrophobic molecule and the relatively hydrophilic molecule can be achieved using a hydrophobic, microporous hybrid membrane based on silica, wherein a...
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WO/2011/143530 |
A method for preparing a polymeric material includes: providing a polymeric matrix having at least one polymer and at least one porogen; and degrading the at least one porogen at a temperature T ≤ 1.1 Tg, where Tg is a glass transition...
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WO/2011/143627 |
Embodiments herein provide a membrane that is a product of a phenol crosslinked with one or more compounds containing an allyl group. The phenol may be electropolymerized with the allyl-containing compounds to form the crosslinked polyme...
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WO/2011/142726 |
A nanofiltration membrane, which includes (i) a supporting fabric layer, (ii) an engineered nanofibrous structural layer deposited on the top of the supporting fabric layer, and (iii) a polyamide thin film deposited on the top of the eng...
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WO/2011/142266 |
Provided is a drinking water server whereby, using a simple structure, bacterial invasion with the introduction of outside air can be prevented and bacterial proliferation within the drinking water server can be inhibited. The drinking w...
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WO/2011/143627 |
Embodiments herein provide a membrane that is a product of a phenol crosslinked with one or more compounds containing an allyl group. The phenol may be electropolymerized with the allyl-containing compounds to form the crosslinked polyme...
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WO/2011/139233 |
It is disclosed a microsieve comprising two layers, wherein the first layer is a membrane layer having a plurality of micropores contained therein and a thickness of about 10 µm to about 100 µm, and the second layer is a membrane suppo...
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WO/2011/139656 |
Versions of the invention include electron beam treated microporous halocarbon membranes, particularly fluorocarbon membranes, and methods for treating one or more surfaces of a polymeric porous halocarbon membrane with electron beams. T...
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WO/2011/140158 |
A method of forming a polymer coated hydrolyzed membrane includes forming a membrane from a first hydrophilic polymer by immersion precipitation, coating the membrane with a thin layer of a second hydrophilic polymer more pH tolerant tha...
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WO/2011/139656 |
Versions of the invention include electron beam treated microporous halocarbon membranes, particularly fluorocarbon membranes, and methods for treating one or more surfaces of a polymeric porous halocarbon membrane with electron beams. T...
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WO/2011/140158 |
A method of forming a polymer coated hydrolyzed membrane includes forming a membrane from a first hydrophilic polymer by immersion precipitation, coating the membrane with a thin layer of a second hydrophilic polymer more pH tolerant tha...
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WO/2011/136002 |
A method for operating a gas separation device is characterized as follows. Two or more separation membrane modules are connected in parallel. An operation cycle is continuously and repeatedly operated, comprising: a first process for fi...
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WO/2011/136029 |
Provided is a highly-durable, semi-permeable composite membrane in which that exhibits both high solute removal characteristics and water permeability characteristics. The semi-permeable composite membrane is formed from a porous support...
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WO/2011/136465 |
The present invention relates to a forward osmosis membrane for seawater desalination, and to a method for manufacturing same. The forward osmosis membrane of the present invention comprises: a composite membrane structure provided with ...
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WO/2011/136865 |
Composite membranes including a coating of polyalkylene oxide and triazine 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 co...
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WO/2011/136465 |
The present invention relates to a forward osmosis membrane for seawater desalination, and to a method for manufacturing same. The forward osmosis membrane of the present invention comprises: a composite membrane structure provided with ...
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WO/2011/136465 |
The present invention relates to a forward osmosis membrane for seawater desalination, and to a method for manufacturing same. The forward osmosis membrane of the present invention comprises: a composite membrane structure provided with ...
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WO/2011/133116 |
The present invention relates to a method of preparing a nanocomposite membrane, comprising: (a) providing a nanocomposite solution comprising a polymer solution and nanomaterials; (b) subjecting the nanocomposite solution to a cold wate...
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WO/2011/132247 |
Disclosed are a ventilation case with high flame resistance, water resistance, and insulation, and a ventilation member for forming such a ventilation case. The ventilation member is secured to the case in a manner so as to cover the ope...
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WO/2011/129329 |
Provided is a gas separation membrane which combines excellent gas permeability and gas separation characteristics, in particular, permeability to carbon dioxide (CO2) and the property of separating carbon dioxide and methane (CH4), on a...
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WO/2011/126001 |
A process for the production of a porous membrane which includes a step of immersing a single film of a film-forming dope or an at least two-ply laminate thereof, said film-forming dope comprising (A) a polymer for forming a membrane bas...
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WO/2011/126980 |
The present invention provides synthetic membranes Which are suitable as a human skin substitute for the investigation of transdermal, diffusion of candidate? pharmaceutical and cosmetic compounds. The membranes according to the present ...
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WO/2011/124622 |
The invention relates to: organic-inorganic hybrid nanofibres comprising two phases, namely a mineral first phase comprising an open-pore structured mesoporous network and an organic second phase comprising an organic polymer, said organ...
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WO/2011/122581 |
Disclosed is a gas separation membrane which exhibits excellent heat resistance, gas permeability, and separation selectivity, and which is imparted with flexibility capable of withstanding a bending test. Also disclosed are a gas separa...
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WO/2011/122560 |
Disclosed is a composite semipermeable membrane, which comprises a separation function layer on a microporous supporting membrane, and which is characterized in that the separation function layer is composed of a condensation product of ...
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WO/2011/121190 |
A film made of a fluoropolymer of the polyvinylidene fluoride type having properties suitable for use as a lithium battery separator is produced using a phase inversion technique in which a solution containing the fluoropolymer is brough...
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WO/2011/123655 |
Embodiments of the present disclosure are directed to the separation/capture of specific cells and/or contaminants, as well as the determination, monitoring, and treatment of cancer. Moreover, some embodiments are directed to methods, sy...
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WO/2011/122668 |
Disclosed is an asymmetrical hollow fibre gas separation membrane formed of soluble aromatic polyimide, with an orientation index of 1.3 or less, a separation factor α (P'O2/P'N2) at 40°C showing an oxygen gas/nitrogen gas permeability...
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WO/2011/122743 |
The present invention relates to a novel graphene oxide reducing agent and a method for manufacturing a reduced graphene oxide from graphene oxide using same. More particularly, in the present invention, the reduced graphene oxide is man...
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WO/2011/122250 |
Provided is a defectless hydrogen separation membrane with good hydrogen selectivity and hydrogen permeability, a production method for same, and a hydrogen separation method using the defectless hydrogen separation membrane. The defec...
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WO/2011/123780 |
This invention relates to heterogenous pore polymer nanotube membranes useful in filtration, such as reverse osmosis desalination, nanofiltration, ultrafiltration and gas separation.
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WO/2011/122175 |
Disclosed are a water treatment device and a water treatment method, both of which can prevent the clogging of a membrane using a chemical substance containing a chlorine component and can also prevent the increase in the amount of the c...
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WO/2011/122414 |
Provided is a production method that eliminates defects in a porous ceramic membrane that is highly useful as a filter material, to provide a porous filter with high fractionation performance. Also provided is a hydrogen separation membr...
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WO/2011/122059 |
Disclosed is a carbon membrane structure (100A) which comprises: a cylindrical porous supporting body (1) that is provided with a plurality of cells (2), each of which extends from one end face (11) to the other end face (12) and forms a...
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WO/2011/116504 |
A polyvinylidene fluoride hollow fiber separation membrane and manufacturing method thereof are provided. The wall thickness of the membrane yarns is 20μm -50μm and the inner diameter of the membrane yarns is 200μm-500μm. The spinnin...
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WO/2011/118469 |
Disclosed is a carbon film formed from carbonizing a phenol resin having at least one group of atoms selected from the group consisting of a methylene bond, a dimethylene ether bond, and a methylol group, and of which the total percentag...
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WO/2011/118252 |
Disclosed is a simple process for producing a silica membrane having high separation properties and high permeability flux. Specifically disclosed is a process for producing a silica membrane (1), which comprises attaching a silica sol o...
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WO/2011/117443 |
The invention relates to copolymer (PVDF-co-F6PP) or polymer (PVDF) nanofibrous or nanostructured flat membranes for direct contact distillation, which allow a considerable reduction in heat loss due to conduction and the polarisation of...
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WO/2011/119800 |
A method in a specific pattern (40) making a gas separation membrane system by providing a porous support material (12) having deposited thereon a metal membrane layer and imposing upon the surface (16) in a specific pattern (40) thereof...
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WO/2011/118486 |
Disclosed is a separation membrane—comprising an elongated substrate having fluid permeability and a separation layer formed at the surface of said substrate—wherein the aforementioned separation layer comprises a predetermined thick...
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WO/2011/115151 |
High purity butanol can be manufactured by means of the disclosed butanol manufacturing method which comprises: a manufacturing step (A) wherein a butanol-containing solution is filtered by being passed through a nano-filtration membrane...
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WO/2011/114676 |
A fuel tank for vehicles is provided in which the interior of the tank main body can be reliably kept having an inert atmosphere without impairing suitability for mounting on vehicles and without the need of energy consumption that may l...
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WO/2011/110441 |
Oligo- or polyurethane compounds of the formula (I) wherein k and n independently are numbers from 1 to 100, m is from the range 1 -100, (X) is a block of formula (II) and (Y) is a block of the formula (III), (A) is a residue of an aliph...
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