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Matches 1 - 50 out of 5,526

Document Document Title
WO/2017/212039A1
Method for making a porous graphene layer (5) of a thickness of less than 100 nm with pores (6) having an average size in the range of 5-900 nm, is presented, comprising the following steps: providing a catalytically active substrate (1)...  
WO/2017/210774A1
A multi-walled carbon nanotube membrane that has been modified so that one or both surfaces of the membrane are superhydrophobic or superhydrophilic is disclosed. Methods of making and using the multi-walled carbon nanotube membrane are ...  
WO/2017/214221A1
This invention provides a new facilitated transport membrane comprising a relatively hydrophilic, very small pore, nanoporous support membrane, a hydrophilic polymer inside the very small nanopores on the skin layer surface of the suppor...  
WO/2017/212246A1
The present invention relates to a process for preparing an asymmetric integrally skinned membrane for the separation of at least one solute from a solution, comprising the steps of: (a) preparing a polybenzimidazole dope solution compri...  
WO/2017/209336A1
The present invention provides: a porous double membrane comprising a metal-type first porous membrane comprising a first microporous channel and a second porous membrane comprising a second microporous channel, wherein the second porous...  
WO/2017/210291A2
A pleated filter including a porous fluoropolymer filter membrane and a supporting net positioned directly adjacent to the filter membrane. In various embodiments the supporting net is placed on at least one of an outflow side of the fil...  
WO/2017/205722A1
The present disclosure provides a porous polymeric membrane that is coated with a cross -linked polymerized monomer. The coating on the porous polymeric membrane has a charge when it is immersed in an organic liquid. The coated porous po...  
WO/2017/201482A1
Described herein is a crosslinked graphene based composite membrane that provides selective resistance to fluids solutes while providing water permeability, such as a selectively permeable membrane comprising a crosslinked graphene with ...  
WO/2017/200313A1
The present specification provides a method for manufacturing a water treatment separator, a water treatment separator manufactured using the same, and a water treatment module comprising the water treatment separator, wherein the method...  
WO/2017/196656A1
The present disclosure provides a multilayer article. The multilayer article includes a) a microfiltration membrane substrate; b) a first layer directly attached to the first major surface of the microfiltration membrane substrate; and c...  
WO/2017/193430A1
Disclosed are a preparation method of a high-strength anti-pollution antibacterial hollow fibre nanofiltration membrane and a membrane prepared by the method. The preparation method comprises the following steps: S1,a chemical cross-link...  
WO/2017/192749A1
A semipermeable ultrathin polymer membrane is a microfluidic device that comprises a substantially optically transparent polymer film having a surface area to thickness ratio of at least 1,000,000:1, and an array of precisely spatially o...  
WO/2017/189697A1
Multiblock polymer materials, methods of preparing, and using to separate proteins, nucleic acids, other biological or other biomolecules, compounds, or solutes, with high fluxes through electrostatic interactions where the self-assemble...  
WO/2017/189977A1
The invention relates to porous polymeric cellulose prepared via cellulose crosslinking. The porous polymeric cellulose can be incorporated into membranes and/or hydrogels. In preferred embodiments, the membranes and/or hydrogels can pro...  
WO/2017/189522A1
A carbon molecular sieve (CMS) membrane having improved separation characteristics for separating olefins from their corresponding paraffins is comprised of carbon with at most trace amounts of sulfur and a transition metal, wherein the ...  
WO/2017/181240A1
The present invention relates to polymeric membranes. In particular, the present invention relates to the use of membranes comprising polyvinyl alcohol in electrophoresis.  
WO/2017/182801A1
A process for the preparation of ultrafiltration and microfiltration polymeric flat sheet separation membranes is disclosed, the process comprising a unidirectional cooling step. Membranes prepared according to the process exhibit numero...  
WO/2017/180140A1
Two-dimensional materials having apertures in their basal planes are described, where at least a portion of the apertures are occluded with a selectively introduced occluding moiety. Occluding moieties that pass into apertures function t...  
WO/2017/180135A1
Some embodiments comprise membranes comprising a first layer comprising a porous graphene-based material; a second layer comprising a porous graphene-based material; a channel positioned between the first layer and the second layer, wher...  
WO/2017/177673A1
A scale inhibition carbon membrane capable of effectively preventing generation of scales and having a good residual chlorine removal effect and a preparation method therefor. The carbon membrane comprises, in parts by weight: 15-35 part...  
WO/2017/174987A1
This invention relates to membranes of two dimensional material and their uses in filtration. The membranes may include polyaromatic molecules which provide a improvement in the rejection observed for small solutes. The two dimensional m...  
WO/2017/176163A1
The invention is related to membrane technology, specifically to anion-exchange membranes and methods for manufacturing ion-exchange membranes with enhanced mass-exchange properties. The technical result of the proposed invention is an i...  
WO/2017/172338A1
A porous membrane is made from a poly(phenylene ether) copolymer containing 10 to 40 mole percent repeat units derived from 2-methyl-6-phenylphenol and 60 to 90 mole percent repeat units derived from 2,6-dimethylphenol; and a block copol...  
WO/2017/171474A1
The present specification provides a composition for interfacial polymerization of a polyamide and a method for manufacturing a reverse osmosis membrane using the same, the composition containing: at least one of an amine compound and an...  
WO/2017/172238A1
A method is described of producing a catalyst-containing composite oxygen ion membrane and a catalyst-containing composite oxygen ion membrane in which a porous fuel oxidation layer and a dense separation layer and optionally, a porous s...  
WO/2017/172336A1
A separation module that includes a porous membrane, where the porous membrane includes a poly(phenylene ether) copolymer containing 10 to 40 mole percent repeat units derived from 2-methyl-6-phenylphenol and 60 to 90 mole percent repeat...  
WO/2017/162554A1
The present invention is related to a method for fabricating multilayer singlebore membranes (10) or multilayer multibore membranes (20) for ultrafiltration applications including the following method steps: (a)feeding at least a materia...  
WO/2017/163025A1
A process for preparing a composite membrane comprising the steps: a) applying a radiation-curable composition to a porous support; b) irradiating the composition present on the support, thereby forming a gutter layer of cured polymer; c...  
WO/2017/165098A1
The invention is an improved method of making a carbon molecular sieve (CMS) membrane in which a polyimide precursor polymer is pyrolyzed to form a carbon molecular sieve membrane by heating, in a furnace, said polyimide precursor polyme...  
WO/2017/160817A1
A process for separating hydrogen from a gas mixture having hydrogen and a larger gas molecule is comprised of flowing the gas mixture through a carbonized polyvinylidene chloride (PVDC) copolymer membrane having a hydrogen permeance in ...  
WO/2017/160815A1
A carbonized PVDC copolymer useful for the separation of an olefin from its corresponding paraffin may be made by heating a polyvinylidene chloride copolymer film or hollow fiber having a thickness of 1 micrometer to 20 micrometers to a ...  
WO/2017/157727A1
Solution comprising a sulfone polymer and a N-acyl-pyrrolidine of formula I wherein R1 to R9 independently from each other are a hydrogen atom or a methyl group. The solution is applied in membrane formation with polyvinylpyrrolidone as ...  
WO/2017/156139A1
The invention relates to a process for making SAPO-34 membranes with less than 2 micron thickness and good H2 selectivity, and the use of these membranes as hb-selective zeolite membranes in the PDH process.  
WO/2017/148473A1
The invention relates to a method for producing a permeation membrane. The permeation membrane can be used in particular in the field of membrane-based material separations. The aim of the invention is to produce or provide a permeation ...  
WO/2017/149011A1
The invention relates to a hollow fibre membrane having at least one first texturing in the form of a first wave characterised by a first plane of oscillation and a first wave length, and at least one second texturing in the form of a se...  
WO/2017/150585A1
The present invention relates to a layered semipermeable membrane satisfying the conditions below. (A) The maximum peak intensity between 3700 and 2900 cm-1 is 0.08 or greater in the difference spectrum between an IR spectrum measured at...  
WO/2017/149298A3
A membrane filter comprises a plurality of porous layers having successively decreasing mean pore sizes. In one embodiment, the layers are formed from the same membrane which is wrapped in a cylindrical fashion. Also disclosed is a metho...  
WO/2017/152064A1
An ion conductive intercalation membrane is useful to separate anode and cathode compartments in an electrochemical cell and provide ion transport between the anode and cathode compartments. The intercalation membrane does not receive an...  
WO/2017/149758A1
Provided is a membrane filtration device that is provided with a filtration mode for filtering water to be treated by passing the water to be treated from a primary side to a secondary side of a filtration membrane and a filtration membr...  
WO/2017/149298A2
A membrane filter comprises a plurality of porous layers having successively decreasing mean pore sizes. In one embodiment, the layers are formed from the same membrane which is wrapped in a cylindrical fashion. Also disclosed is a metho...  
WO/2017/146231A1
Provided is a monolayer having a thickness of less than 5 ┬Ám and including a gelling polymer particle having at least one of a basic functional group or an acidic functional group. Also provided is a composite that includes: a porous ca...  
WO/2017/146457A3
The present invention relates to an ultrathin-film composite membrane based on a thermally rearranged poly(benzoxazole-imide) copolymer and a production method therefor and to a technique for forming a porous support by means of a therma...  
WO/2017/146457A2
The present invention relates to an ultrathin-film composite membrane based on a thermally rearranged poly(benzoxazole-imide) copolymer and a production method therefor and to a technique for forming a porous support by means of a therma...  
WO/2017/146412A1
The present invention relates to a porous support for a water treatment separation membrane, an ultra-thin composite membrane comprising the same, and a manufacturing method therefor and, to a technique of forming a porous support from a...  
WO/2017/138916A1
Disclosed herein is filtration material having expanded polytetrafluoroethylene (ePTFE) and method of making. The method comprises expanding polytetrafluoroethylene in a machine direction orienter (MDO) and expanding or stretching to a r...  
WO/2017/132973A1
A reverse osmosis membrane (100) and a method of processing the same are described herein. The reverse osmosis membrane (100) includes a polymer material (102), a nonwoven fabric material (106), and a nanofiber material (104) between the...  
WO/2017/133375A1
Provided are a method for preparing an aromatic polyamide porous film and an aromatic polyamide porous film. The preparation method comprises formulating an ionic liquid and an aromatic polyamide into a mixed solution by a solvent; and p...  
WO/2017/135822A1
The present invention is in the field of a preparation of inorganic tight nanofiltration membranes with a cut-off <450 Da and with high water permeability using atomic layer deposition, a membrane obtained with said process, and applicat...  
WO/2017/130101A1
The present invention is a structure, method of making and method of use for a novel macroscopic hierarchically structured, nitrogen-doped, nano-porous carbon membrane (HNDCMs) with asymmetric and hierarchical pore architecture that can ...  
WO/2017/132077A1
Polyparaxylylene (PPX) polymer films that can be expanded into porous articles that have a node and fibril microstructure are provided. The fibrils contain PPX polymer chains oriented with the fibril axis. The PPX polymer may contain one...  

Matches 1 - 50 out of 5,526