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Matches 1 - 50 out of 5,596

Document Document Title
WO/2018/091865A1
A composite membrane comprising: (a) a porous support; (b) optionally a gutter layer; (c) a polyimide discriminating layer; and (d) a protective layer comprising dialkylsiloxane groups and having an average thickness of 825 to 2,000 nm; ...  
WO/2018/093488A1
A novel chemically cross-linked rubbery polymeric thin film composite (TFC) membrane comprising a selective layer of a chemically cross-linked rubbery polymer supported by a porous support membrane formed from a glassy polymer has been d...  
WO/2018/091273A1
Process for treating water, wherein feed water is being treated with a membrane M, said membrane M being a reverse osmosis membrane, a forward osmosis membrane or a nanofiltration membrane, wherein said membrane M is contacted with an an...  
WO/2018/093707A1
The present invention is directed to a method for treating a surface of a filled microporous membrane. The microporous membrane includes a polyolefinic matrix, inorganic filler distributed throughout the matrix, and a network of intercon...  
WO/2018/092852A1
Provided are a reverse osmosis membrane treatment system and a reverse osmosis membrane treatment method for carrying out treatment with a two-stage or greater reverse osmosis membrane, with which a sufficient water quality improvement e...  
WO/2018/091966A1
Methods are provided for producing a biaxially oriented nanoporous UHMWPE membrane. The method can include combining a petroleum jelly, an ultra-high-molecular- weight polyethylene (UHMWPE), and an antioxidant, forming a suspension, feed...  
WO/2018/093708A1
The present invention is directed to a method for treating a surface of a filled microporous membrane. The microporous membrane includes a polyolefinic matrix, inorganic filler distributed throughout the matrix, and a network of intercon...  
WO/2018/089114A1
An asymmetric hollow fiber (CMS) carbon molecular sieve is made by providing a dope solution comprised of a polvimide and a solvent, at a temperature greater than 250°C that is less than the storage modulus at a temperature of 250°C, b...  
WO/2018/086343A1
Provided are a method of preparing a hierarchical porous channel molecular sieve membrane and an application thereof. The method comprises adding a mesoporous structure-directing agent so as to self-assemble on a membrane layer, thereby ...  
WO/2018/088064A1
This method for drying a separation membrane (12) comprises a step wherein a gas for drying is supplied to the separation membrane at such a rate that the value obtained by dividing the difference between the maximum value and the minimu...  
WO/2018/087289A1
Disclosed is a vesicle comprising polystyrene-polyacrylic acid (PS-PAA) block copolymer and an amphiphilic functional molecule. The vesicle is stable even at elevated temperatures and the amphiphilic functional molecule remains active. A...  
WO/2018/088232A1
A porous hollow fiber membrane is formed from a thermoplastic resin and is characterized in that the membrane thickness is 0.050 – 0.25 mm, and when the hardness coefficient is defined as K = (compressive resistance)/((membrane thickne...  
WO/2018/084131A1
A porous film that contains a thermoplastic resin and that is provided with a dense structure layer, the proportion of α-crystal strength relative to β-crystal strength of the thermoplastic resin in the dense structure layer being 5.0 ...  
WO/2018/082024A1
A liquid-repellent surface is formed where the repellency arises solely from the re-entrant surface structure. The liquid-repellent surface is a porous membrane that contains hexagonally packed microcavities, each of which has a narrow o...  
WO/2018/085789A1
Methods that expand the properties of laser-induced graphene (LIG) and the resulting LIG having the expanded properties. Methods of fabricating laser-induced graphene from materials, which range from natural, renewable precursors (such a...  
WO/2018/084958A1
A polyimide separation membrane is comprised of a polyimide, a halogen compound (e.g., halogenated aromatic epoxide) that is soluble in the polyimide and a hydrocarbon having 2 to 5 carbons (e.g., ethane, ethylene, propane or propylene)....  
WO/2018/080398A1
There is provided a hollow fiber membrane for vacuum membrane distillation having a maximum tensile strength of ≥ 3.5 MPa and a liquid entry pressure (LEP) of ≥ 3.0 bar, wherein the hollow fiber membrane is a single layer hollow fibe...  
WO/2018/067269A1
Described herein is a crosslinked graphene material based element that provides anti-microbial capabilities. Described is an element that can also comprise a support. Also described is an element where the support can be the article to b...  
WO/2018/067269A8
Described herein is a crosslinked graphene material based element that provides anti-microbial capabilities. Described is an element that can also comprise a support. Also described is an element where the support can be the article to b...  
WO/2018/065526A1
The present invention relates to polymer compositions (C) for the preparation of porous article, notably microporous membranes or hollow fibers. More particularly, the present invention relates to a process of preparing a porous article ...  
WO/2018/060510A2
A hollow fibre membrane having a coiled, a hemihelix, a helical or an undulated native form, in which the membrane can be stretched by up to 4-times its original length with no plastic deformation, and wherein the native form of the memb...  
WO/2018/060510A3
A hollow fibre membrane having a coiled, a hemihelix, a helical or an undulated native form, in which the membrane can be stretched by up to 4-times its original length with no plastic deformation, and wherein the native form of the memb...  
WO/2018/056242A1
Provided are a RO membrane rejection rate-improving agent capable of improving the rejection rate, particularly the boron rejection rate, without significantly reducing permeation flux, and a rejection rate-improving method using said re...  
WO/2018/050437A1
The present disclosure relates to improved semipermeable membranes based on acrylonitrile copolymers for use in dialyzers for the extracorporeal treatment of blood in conjunction with hemodialysis, hemofiltration or hemodiafiltration. Th...  
WO/2018/049341A1
Embodiments disclosed herein are directed to membranes for filtration, methods of manufacturing the same, and membrane modules incorporating the same. In an embodiment, a membrane is disclosed. The membrane includes a porous cellulose la...  
WO/2018/048696A1
An article that includes a functionalized copolymer and the use thereof, particularly in a process for binding biomaterials, such as in a process for separating aggregated proteins from monomeric proteins in a biological solution; wherei...  
WO/2018/048269A1
The present invention relates to a reverse osmosis membrane using a polyolefin-based microporous membrane and a production method therefor. The present invention relates to a method for forming a polyamide layer by interfacial polymeriza...  
WO/2018/049160A1
Described herein is a graphene material and polymer-based anti-microbial element that provides anti-microbial capabilities. Described is an element that can also comprise a support. Also described is an element where the support can be t...  
WO/2018/049160A8
Described herein is a graphene material and polymer-based anti-microbial element that provides anti-microbial capabilities. Described is an element that can also comprise a support. Also described is an element where the support can be t...  
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...  
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...  
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...  
WO/2018/033921A1
The present disclosure is directed to membranes having improved performance parameters, specifically, to microfiltration, ultrafiltration, Nano filtration, reverse osmosis, submerged and bioreactor membranes having a portion with increas...  
WO/2018/034560A1
The present invention relates to a method for the production of a positively charged membrane. Furthermore the present invention relates to a positively charged membrane obtainable by the methods of present invention and the use of these...  
WO/2018/029131A1
The present invention relates to a porous membrane, process for the manufacture thereof and uses thereof.  
WO/2018/025790A1
Provided are: a method for purifying a viscous liquid, which is capable of effectively reducing the number of air bubbles in the viscous liquid; and a method for producing a porous membrane that is suitable for use as a filter in the pur...  
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...  
WO/2018/022859A1
An electrochemical device includes an anode, a cathode, and a separator interposed between the anode and cathode. The separator includes an anion conductive membrane having a porous substrate having hydrophilic moieties bonded thereto to...  
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 ...  
WO/2018/020285A3
Flow capture device and method for removing cells from blood The current invention discloses a blood treating and/or purifying device for removing circulating pathogens, preferably pathogenic cells, more preferably circulating tumor cell...  
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...  
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...  
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...  
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...  
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...  
WO/2018/005595A1
The present disclosure provides compositions comprising anisotropic chain-like silica nanoparticles functionalized with hydrophilic groups. The anisotropic chain-like silica nanoparticles comprise linked arrays of charged silica nanopart...  
WO/2018/005326A1
Described herein is a polyamide hollow fiber membrane and methods of making and using the hollow fiber membrane. The polyamide hollow fiber membrane has an isopropanol permeability of from about 5 L/m2 h bar to about 150 L/m2 h bar and a...  
WO/2017/220386A1
Solution comprising a sulfone polymer, a water-soluble polymer and a N-acyl-morpholine of formula I wherein R1 is a hydrogen atom or a C1- to C3 alkyl group.  
WO/2017/222244A1
Disclosed are a super-hydrophobic microfiltration membrane for membrane distillation, a membrane distillation filtration module including the same, and a manufacturing method therefor, the membrane being capable of ensuring an increased ...  
WO/2017/220363A1
Use of a membrane M, comprising at least one sulfonated polyarylene ether A for removing arsenic compounds AS from aqueous systems, said membrane M being an ultrafiltration or microfiltration membrane with a molecular weight cutoff of at...  

Matches 1 - 50 out of 5,596