Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 5,296

Document Document Title
WO/2017/004496A1
A separation membrane for selectively separating (e.g., pervaporating) a first fluid (e.g., a first liquid) from a mixture comprising the first fluid (e.g., first liquid) and a second fluid (e.g., second liquid), wherein the separation m...  
WO/2017/001260A1
The present invention relates to a device (1) for cleaning and/or conditioning a capillary membrane (2). It is essential to the invention that at least two cells (3, 4) are provided which are tube-shaped and connected in series, and thro...  
WO/2017/004495A1
A composite membrane for selectively separating (e.g., pervaporating) a first fluid (e.g., first liquid such as a high octane compound) from a mixture comprising the first fluid (e.g., first liquid such as a high octane compound) and a s...  
WO/2017/003705A1
A dual function composite oxygen transport membrane having a layered structure of mixed conducting oxygen transport materials on a first side of a porous substrate and a reforming catalyst layer on an opposing second side of the porous s...  
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/2016/209690A1
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/2016/209308A1
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/2016/202869A1
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/2016/204222A1
The water-treatment membrane according to the present invention has a support layer and a porous membrane layer, wherein, after 83 L of water per m2 of the membrane surface area has been passed through the water-treatment membrane at 20...  
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/2016/191868A1
An air-impermeable water vapor transport membrane comprises an active layer on a microporous polymeric substrate. The active layer comprises a polyethylene-oxide containing copolymer and a polar protic solvent in an amount of about 3% to...  
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/2016/195288A1
The present invention relates to an adsorptive membrane characterized by comprising: a support member provided with a plurality of first pores; and a first adsorptive member which is laid on the support member, has a plurality of second ...  
WO/2016/193573A1
The invention concerns a separation element comprising a rigid porous single-piece support member (2) having, at its periphery, a continuous perimeter wall (2i) between, on one side of the porous support member, an inlet (4) for the flui...  
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/2016/195290A1
The present invention relates to a dental membrane, the dental membrane comprising: a first support which has a plurality of pores formed thereon and is made by the accumulation of first biodegradable-polymer nanofibers which are obtaine...  
WO/2016/193572A1
The invention concerns a separation element comprising a rigid, porous, single-piece support member (2) made of a single porous material, inside which at least one channel (3) is provided for circulating the fluid medium, said channel op...  
WO/2016/193574A1
The invention concerns a separation element for the molecular and/or particulate tangential flow separation, into a filtrate and a retentate, of a fluid medium to be treated, said element comprising a structure (2) of at least two rigid ...  
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/2016/191832A1
The present invention provides a method for the preparation of an asymmetric membranes. More particularly, the new method relates to the use of a crosslinker contacted via vapour or liquid phase with the surface layer of a cast polymer f...  
WO/2016/194707A1
[Problem] Provided is a production method for a functional composite film, wherein deformation, breakage, etc. can be suppressed during the execution of each production step and during transport between the production steps. [Solution] T...  
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/2016/187519A1
Methods and apparatus for forming apertures in a solid state membrane using dielectric breakdown are provided. In one disclosed arrangement a plurality of apertures are formed. The membrane comprises a first surface area portion on one s...  
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/2016/182883A1
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/2016/182886A1
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/2016/176557A3
A method for preparing a resin-treated microporous membrane by electrodeposition is disclosed.  
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/2016/175499A1
The present invention relates to a method for manufacturing a composite separator using a selective layer prepared through the interfacial polymerization (support-free interfacial polymerization) on a free interface without a support and...  
WO/2016/176557A2
A method for preparing a resin-treated microporous membrane by electrodeposition is disclosed.  
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/2016/171426A1
The present invention relates to a technology for preparing a hydrophobic alumina hollow fiber membrane by modifying a surface of an alumina hollow fiber membrane, obtained by a phase transition method, with fluorinated alkyl silane (FAS...  
WO/2016/171615A1
The present invention relates to a graphene-based membrane and a method of producing the same. The graphene-based membrane comprises a graphene-polymer composite, wherein the graphene-polymer composite consists of an amine functionalized...  
WO/2016/167871A1
Embodiments described herein relate to electrospun nanofiber ultrafiltration membrane compositions capable of operating in tangential filtration mode and methods of using the same.  
WO/2016/162518A1
This invention developed a high performance membrane by mimicking the natural enzyme and combining it with membrane separation. The addition of selected mimic enzymes (Zn-cyclen or Zn-cyclam) in a water swollen membrane significantly inc...  
WO/2016/157634A1
A manufacturing method for a composite film according to the present invention comprises: a coating step of applying a coating liquid comprising a resin to one surface or both surfaces of a porous substrate having a 2% extension strength...  
WO/2016/156250A1
Disclosed is a method and apparatus for manufacturing a continuous web of polymeric membrane and for continuous downstream processing of said web. The apparatus (10) comprises: a casting station (20) for casting the continuous web (M);a ...  
WO/2016/151962A1
A method for producing a composite film, which comprises: a coating liquid preparation step for preparing a coating liquid that contains a resin and a filler and has a viscosity of from 0.1 Pa·s to 5.0 Pa·s (inclusive); an aggregate re...  
WO/2016/146524A1
The invention relates to an oxygenator (17) for gas exchange in the bloodstream, comprising a housing (8), a first interior chamber (9) for blood arranged in the housing (8), a second interior chamber (10) for gas arranged in the housing...  
WO/2016/146188A1
A filtration membrane comprising cellulose fibres, the membrane having a pore size distribution such that the modal pore diameter is between 10nm and 25nm and/or wherein less than 5% of the pore volume comprises pores of greater than 40n...  
WO/2016/135656A1
A method for fabricating a nanopore at a particular location in a membrane includes controlling a dielectric strength of the membrane at a particular location on the membrane while applying one of an electric potential or an electric cur...  
WO/2016/137151A1
The present invention relates to techniques for preparing a thermally-rearranged poly(benzoxazole-imide) copolymer hollow-fiber membrane having a crosslinking structure by the crosslinking reaction and subsequent thermal rearrangement of...  
WO/2016/138478A1
Methods for manufacturing an isotopic filtration module and methods for filtering water according to its isotopic forms. In some implementations, graphene oxide flakes may be dispersed in an aqueous medium to form a graphene oxide soluti...  
WO/2016/131754A1
The present invention relates to a filter for purification of water. An object of the present invention is to provide a filter for purification of liquids which achieves at least 2 log reductions of bacteria, viruses or cysts. It is a fu...  
WO/2016/132224A1
Disclosed are composite materials and methods of making them. The composite materials comprise a support member and a cross-linked gel, wherein the cross-linked gel is a polymer synthesized by thiol-ene or thiol-yne polymerization and cr...  
WO/2016/131697A1
The present invention relates to an antimicrobial membrane filter more particularly the present invention relates to a membrane filter for removing viruses. It is yet another object of the present invention to provide a membrane having a...  
WO/2016/129801A1
The present invention relates to a liquid filtration structure in which at least one polymer membrane structure comprising a membrane protein, which allows selective penetration of water molecules, is fixed within a pore. A liquid filtra...  
WO/2016/124592A1
The invention discloses a method for the pervaporation and vapor-permeation separation of a gas-liquid mixture/liquid mixture by an ion-exchanged SAPO-34 molecular sieve membrane, said method comprises the following steps: 1) synthesis o...  

Matches 1 - 50 out of 5,296