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Matches 451 - 500 out of 24,380

Document Document Title
WO/2017/004492A1
A composite membrane for selectively pervaporating a first liquid from a mixture comprising the first liquid and a second liquid. The composite membrane includes a porous substrate comprising opposite first and second major surfaces, and...  
WO/2016/208362A1
Provided is a filtration filter capable of mitigating the stress applied to a filter and suppressing damage to the filter. This filtration filter for separating a substance to be filtered in a liquid is equipped with: a porous membrane c...  
WO/2016/209690A1
This invention discloses a membrane composition, a method of making, and applications for a new type of high selectivity, high plasticization-resistant and solvent-resistant, both chemically and UV cross-linked polyimide membranes. Gas p...  
WO/2016/208459A1
The present invention provides a filtration device in which the filtration treatment amount can be increased by suppressing clogging of a filtration filter. A filtration device according to the present invention includes: a filtration fi...  
WO/2016/208642A1
A separation membrane for blood treatment, the membrane having: a separation membrane containing a polysulfone-based polymer and polyvinylpyrrolidone; and a coating film which is provided on at least a part of a surface of the separation...  
WO/2016/209308A1
A polysulfone membrane is modified so that monomers are grafted onto the surface of the membrane. The polysulfone membranes can be grafted by contacting the membrane with a grafting solution and exposing the membrane to electromagnetic r...  
WO/2016/208752A1
Provided are a filtration device and filtration method which make it possible to suppress clogging caused by a biological substance, and separate the biological substance from a liquid. This filtration device is equipped with: a containe...  
WO/2016/208753A1
Provided are a filtration device and filtration method which make it possible to suppress clogging caused by a biological substance, and separate the biological substance from a liquid. This filtration device is equipped with: a containe...  
WO/2016/208387A1
The present invention provides a filtration filter assembly in which replacement of a filtration filter can be performed more easily. A filtration filter assembly (1) according to the present invention includes membrane parts (11) for fi...  
WO/2016/203215A1
A composite membrane comprising: (A) a porous support; (B) optionally a gutter layer; (C) a first discriminating layer; (D) an outermost layer; and (E) a non-discriminating layer interposed between the first discriminating layer (C) and ...  
WO/2016/202869A1
The invention relates to a material in the form of a cellular monobloc consisting of a calcinated matrix of an inorganic oxide having open, progressive porosity comprising macropores, mesopores, and micropores, defined by walls, comprisi...  
WO/2016/205583A1
Polytetrafiuoroethyjene (PTFE) composite articles that have a macro textured surface. The composite articles include at least two different PTFE membranes in a layered or stacked configuration. The composite article has a macro textured ...  
WO/2016/199951A1
The present invention relates to a production method for a water-treatment membrane having an antibacterial and a microbe-preventing function, the method comprising: a step of preparing a hollow-fibre membrane raw material by mixing and ...  
WO/2016/193946A1
Embodiments of the present disclosure provide for composite materials, methods of making composite materials, methods of using composite materials, and the like. In particular, the present application relates to hollow fibers and to pres...  
WO/2016/196542A1
A two-layer photo-responsive membrane including a polymer layer and a support layer, the polymer layer being disposed on a surface of the support layer. The polymer layer is formed of a graft copolymer that contains a hydrophobic backbon...  
WO/2016/194711A1
A gas separation membrane, characterized by having a porous support and a polyamine layer formed on the porous support, the number-average molecular weight of the polyamine constituting a part of the polyamine being 100,000-500,000.  
WO/2016/196709A1
A porous body is provided with enhanced fluid transport properties that is capable of performing or facilitating separations, or performing reactions and/or providing areas for such separations or reactions to take place. The porous body...  
WO/2016/194833A1
This spiral acidic gas separation membrane element (1) is provided with a wound body wherein a laminate that includes a separation membrane (2), a supply side flow path material (3), and an element constituent layer (for example, a perme...  
WO/2016/194706A1
[Problem] To provide a production method for a functional composite film, wherein deformation, breakage, etc. can be suppressed at each step. [Solution] The present invention has: a conjugation step wherein a functional-material solution...  
WO/2016/196474A1
Membranes, methods of making the membranes, and methods of using the membranes are described herein. The membranes can comprise a gas permeable support layer, optionally an inorganic layer disposed on the support, and a selective polymer...  
WO/2016/196710A1
A precursor mixture for producing a porous body, wherein the precursor mixture comprises: (i) milled alpha alumina powder having a particle size of 0.1 to 6 microns, (ii) boehmite powder that functions as a binder of the alpha alumina po...  
WO/2016/196595A1
Embodiments of the present disclosure are directed to a process for making a carbon molecular sieve membrane having a desired permselectivity between a first gas species and a second gas species, in which the second gas species has a lar...  
WO/2016/195282A1
The present invention relates to a method for preparing a hollow fiber membrane, the method comprising a step for spinning a spinning liquid into a wet type coagulation bath, the spinning liquid containing: a polymeric resin composition ...  
WO/2016/195916A1
A polymer fiber formed of statistical copolymers, each of which contains zwitterionic repeat units and hydrophobic repeat units, the zwitterionic repeat units constituting 20-75 wt% of the statistical copolymer and the hydrophobic repeat...  
WO/2016/196814A1
Provided is an interfacial polymerization process for preparation of a highly permeable thin film composite membrane, which can be used for nanofiltration, or forward or reverse osmosis, for use with tap water, seawater and brackish wate...  
WO/2016/190166A1
An immersion-type hollow-fiber-membrane module provided with: hollow-fiber-membrane elements in which a plurality of linear hollow-fiber-type semipermeable membranes having hollow sections are laid parallel to each other at a prescribed ...  
WO/2016/191089A1
Disclosed herein is a method of making a crosslinked membrane such as a crosslinked hollow fiber membrane. The method comprises (a) preparing a polyimide polymer comprising carboxylic acid functional groups from a reaction solution compr...  
WO/2016/189320A1
This invention relates to methods of purifying water using graphene oxide laminates which are formed from stacks of cross-linked individual graphene oxide flakes. The laminates also comprise graphene and/or at least one cross-linking age...  
WO/2016/187670A1
A microporous polymeric composition comprising a matrix polymer having a fractional free volume of at least 0.1 and dispersed particles comprising hypercrosslinked polymer.  
WO/2016/190416A1
A porous film which comprises a film-forming polymer (A) and a polymer (B) comprising methyl methacrylate units and units of a hydroxylated (meth)acrylate (b1). It is preferable that the porous film have a pure-water permeation flux of 1...  
WO/2016/185009A1
The present invention relates to a novel porous membrane layer, to a novel method for producing a membrane, and the membranes produced by the novel method. The present invention further relates to a fuel cell comprising the porous layer,...  
WO/2016/184945A1
Polymer composition comprising a) an oligo- or polyurethane U 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), ...  
WO/2016/185789A1
Provided is a cleaner having the effect of minimizing the decline in the blocking rate of an RO membrane due to cleaning, the cleaner including a basic or hydrophobic amino acid, a peptide including these amino acids as constituent amino...  
WO/2016/181803A1
The filtration device of one embodiment of the present invention comprises: one or more filtration modules each having a plurality of hollow fiber membranes extending in one direction, the one or more filtration modules each also having ...  
WO/2016/182883A1
Alkenes may be separated from alkanes using membranes of Group 11 metal ionomers of sulfonic acid group containing polymers, and the useful lifetime of these membranes is increased by passing the mixture containing the alkanes and alkene...  
WO/2016/182015A1
[Problem] to provide a porous hollow-fiber membrane for liquid treatment, having a high filtration performance for beer fermentation liquid, minimal clogging during the filtration process, and excellent recovery of membrane performance b...  
WO/2016/182887A1
Composite membranes comprised of at least two layers, one of the layers being a silver ionomer and a second layer which is a fluorinated polymer with certain permeability properties, are especially useful for the separation of alkanes fr...  
WO/2016/182889A1
Described herein are copolymers derived from certain perfluorinated sulfonyl fluoride monomers, cyclic or cyclizable perfluorinated monomers, and one or both of ethylene and/or vinyl fluoride. Group 11 metal sulfonate ionomers of these c...  
WO/2016/182886A1
Improved membranes which can separate alkanes and alkenes, and have at least one layer of a Group 11 metal ionomer, are made by exposing the ionomer to a strong Bronsted acid having a pKa of about 1 or less. The membranes have longer use...  
WO/2016/178835A1
A method of making a porous asymmetric membrane involves dissolving a poly(phenylene ether), poly(phenylene ether) copolymer, polyethersulfone, polysulfone, polyphenylsulfone, polyimide, polyetherimide, polyvinylidene fluoride, or a comb...  
WO/2016/178324A1
This filter material (20) is provided with a first PTFE porous membrane (11), a first air-permeable support material (12), a second PTFE porous membrane (13), and a second air-permeable support material (14). The surface of the filter ma...  
WO/2016/177355A1
The invention relates to a multi-layer, metal or ceramic membrane device comprising a macro-porous substrate layer having pores with a pore diameter greater than 50 nm, and at least one meso-porous intermediate layer arranged thereon and...  
WO/2016/178323A1
This filter material (20) is provided with a first polytetrafluoroethylene porous membrane (11), a first air-permeable support material (12), a second polytetrafluoroethylene porous membrane (13), and a second air-permeable support mater...  
WO/2016/176468A1
A process for separating components of a gas mixture using gas-separation copolymer membranes. These membranes use a selective layer made from copolymers of an amorphous perfluorinated dioxolane and a fluorovinyl monomer. The resulting m...  
WO/2016/174906A1
A polymer functional film which contains a polymer compound having, as a constituent unit A, a constituent unit represented by formula I, and as a constituent unit B, a constituent unit derived from a polyfunctional monomer having a Clog...  
WO/2016/173126A1
An antibacterial dedusting membrane manufacturing method comprises: impregnating an anodic aluminum oxide porous membrane clinging to a glass substrate in a paraffin wax solution to be heated and vibrated for a period of time, then takin...  
WO/2016/174348A1
The invention relates to a process for manufacturing a laminated material (S) comprising a fibrillated cellulose layer, characterized in that it comprises the following steps: (a) depositing a suspension (1) of fibrillated cellulose on a...  
WO/2016/175355A1
The present invention relates to a membrane module for water treatment and a driving device for the same. The membrane module comprises a membrane cartridge which includes: a plurality of flat film type ceramic membranes which are arrang...  
WO/2016/175682A1
The invention relates to the field of membrane gas separation and can be used for the energy-efficient fractionation of hydrocarbon mixtures, including the separation and drying of natural gas and associated petroleum gases. Proposed is ...  
WO/2016/175308A1
The present invention addresses the problem of providing a composite hollow fiber membrane that is superior in permeation performance and separation performance, has high membrane strength, and is easy to produce, as well as a method for...  

Matches 451 - 500 out of 24,380