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WO/2012/013345 |
The invention relates to a porous hollow fiber comprising first pores which have an average length in a range of 0.045 μm to 120 μm and an average width in the range of 0.030 μm to 20 μm, each measured in the fiber direction, wherein...
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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/2012/010889 |
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/2012/009762 |
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/2012/009720 |
The disclosure provides a method of modifying thin film composite membrane support structures. In particular, the disclosure provides method of modifying thin film composite membrane support structures with poly(dopamine) for use with en...
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WO/2012/004865 |
Using the disclosed drying device for hollow fiber membranes that is provided with a tubular drying component wherein an opening for entry and exit of the hollow fiber membrane is formed in at least one end of the longitudinal direction ...
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WO/2012/001177 |
The present invention relates to a material including: (i) nanotubes or nanowires aligned relative to one another within a vertical matrix; and (ii) a matrix arranged between the nanotubes or the nanowires, at least one organic polymer b...
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WO/2012/002754 |
The present invention relates to a liquid filter, and more particularly, to a liquid filter using a multilayer nanofiber web, and to a method for manufacturing the filter, wherein the filter has a multilayer three-dimensional microporous...
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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/2011/159389 |
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/2011/156937 |
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/2011/152735 |
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/2011/151314 |
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/2011/149573 |
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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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/2011/145933 |
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/2011/142726 |
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/2011/142788 |
Novel polymer monolith structures and methods for fabrication of the same are disclosed in a variety of embodiments. In an illustrative embodiment, a method includes forming a pattern of features on a wafer, thereby forming a patterned w...
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WO/2011/142788 |
Novel polymer monolith structures and methods for fabrication of the same are disclosed in a variety of embodiments. In an illustrative embodiment, a method includes forming a pattern of features on a wafer, thereby forming a patterned w...
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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/2011/136865 |
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/2011/131534 |
The present disclosure relates to an improved system for liver dialysis, which makes use of a high cut-off hemodialysis membrane for removing water-soluble and protein bound toxins from the blood of a person in need. The specific hollow ...
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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/2011/121190 |
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/2011/123033 |
A separation matrix comprises a porous surface layer; and a bulk porous support, wherein both the porous surface layer and the bulk porous support comprising a block copolymer. The block copolymer comprises A-B or A-B-A repeating units, ...
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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/2011/119800 |
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/2011/117692 |
A nanoporous polymeric membrane is obtained by bombing a polymer film (1) by means of high energy focused heavy ion beams (2) and subsequently performing chemical etching to remove the portions of the polymer film (1) in the zones degrad...
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WO/2011/113117 |
The present invention relates to novel methods for the enhancement of membrane fluxes and permeability in liquid and gas separations, while retaining membrane selectivity. Membranes comprising specific additives or materials that are sus...
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WO/2011/114070 |
The present invention relates to a method for preparing porous nanostructured ceramic bilayers resting on a substrate, to the bilayers obtained by said method, and to the various uses of same, in particular in micro and nanofluidics, opt...
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WO/2011/112897 |
A composition comprising a block copolymer that includes at least one polyester block and at least one linear polyolefin block, wherein the composition is in the form of a nano-structured, bicontinuous composite that includes a continuou...
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WO/2011/110340 |
The flexible sheet-like material comprises a textile layer, which is coated at least on one side with a functional layer which is permeable to gas but impermeable to the matrix material, acting as a barrier layer for the matrix material,...
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WO/2011/112351 |
Composite membranes including a coating of polyalkylene oxide and acetophenone compounds along with various methods for making and using the same. In one embodiment, the composite membrane comprises a thin film polyamide layer including ...
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WO/2011/110550 |
Disclosed is a process for preparing an antimicrobial article, wherein a silver colloid is formed in situ as a result of the components employed. The process comprises the steps of (i) providing a liquid, which contains a soluble polar p...
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WO/2011/104226 |
The invention relates to a method for separating components of natural gas or petroleum gas using inorganic porous membranes, wherein higher hydrocarbons can be effectively continuously separated without extensive cooling of the gases an...
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WO/2011/104602 |
The present invention relates to a porous ABPBI (phosphoric acid doped poly (2, 5- benzimidazole)) membrane and process of preparing the same. A stable porous ABPBI (Phosphoric Acid Doped Poly (2, 5-benzimidazole)) membrane stable to aci...
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WO/2011/100795 |
A process for producing a ceramic membrane in the form of a hollow fibre, which process comprises: forming a suspension by mixing inorganic oxide precursor particles with a solution of a polymer binder dissolved in a solvent for the bind...
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WO/2011/103445 |
Aeration pipe for diffusion of a gas into a liquid medium, the pipe having a flexible microporous tubular wall of thermoset polymer particles and a thermoplastic binder for melt bonding said thermoset polymer particles and dispersing an ...
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WO/2011/100501 |
A membrane for separation of gases, the membrane including a metal-organic phase and a polymeric phase, the metal-organic phase having porous crystalline metal compounds and ligands, the polymeric phase having a molecularly self assembli...
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WO/2011/099587 |
Disclosed is a gas separation membrane which has excellent gas permeability, separation selectivity and mechanical properties. Specifically disclosed is a gas separation membrane for separating at least one kind of acidic gas from a gas ...
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