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Matches 1 - 50 out of 24,987

Document Document Title
WO/2019/009044A1
Provided is a concentrating device with which a concentrated liquid with higher concentration can be obtained faster. This concentrating device is a cross flow type concentrating device for obtaining a concentrated liquid by filtering a ...  
WO/2019/010169A1
Described are silicon carbide filters for use with liquid metals such as liquid tin, as well as methods of using such a filter to remove particles from the liquid metal, and systems and processes that use the filtered liquid metal.  
WO/2019/010269A1
A gas separation membrane for selective separation of hydrogen and helium from gas mixtures containing carbon dioxide includes a porous support layer, an aromatic polyamide layer on the porous support layer, and a coating including a gla...  
WO/2019/008380A1
Processes for the preparation of composite membranes are disclosed, as well as the composite membranes obtainable by these processes. The processes employ a step of roller coating a porous support substrate with an essentially solventles...  
WO/2019/009000A1
A gas separation membrane element which separates an acidic gas from a starting material gas that contains the acidic gas. This gas separation membrane element comprises a gas separation membrane; the gas separation membrane comprises a ...  
WO/2019/009721A1
The invention relates to polymers comprising sulfonated 2,6-diphenyl-l,4-phenylene oxide repeating units, to a method for their preparation, and to their use in a membrane electrode assembly, in a proton exchange membrane, in a fuel cell...  
WO/2019/006045A1
Disclosed are materials and methods for separating hydrogen sulfide from a hydrocarbon-based gas mixture by contacting the hydrocarbon-based gas mixture with a membrane formed from a polymer of intrinsic microporosity (PIM) or an amidoxi...  
WO/2019/004382A1
Provided are: an immunoisolation membrane which is resistant to a drop in substance permeability, and which can be produced inexpensively; and a method for producing same. This immunoisolation memrane contains a surface-modified porous m...  
WO/2019/004378A1
Provided is a transplant chamber comprising an immunoisolation membrane containing a porous membrane in at least part of the boundary between the interior and the exterior, wherein the porous membrane contains a polymer, and within the m...  
WO/2019/000040A1
A sensor for the in situ detection of a target chemical species, comprising a gas permeable membrane having a sampling side and an opposing analytical side, wherein the sampling side of the membrane is capable of receiving a sample and t...  
WO/2019/004381A1
Provided are: a transplant chamber which is highly durable and which efficiently ensures an internal space thereof, and which can maintain biological substances encapsulated therein for long periods; and a method for producing same. This...  
WO/2019/005656A1
The present disclosure provides a flat-sheet polyamide membrane comprising a first major surface and a second major surface and a separation layer and a porous substructure in the cross section of the membrane between the first major and...  
WO/2019/004380A1
The present invention provides a chamber for implantation which has an immunoisolation membrane at the boundary between the inside and outside of the chamber for implantation. The immunoisolation membrane comprises a porous membrane. The...  
WO/2019/004377A1
Provided are: a transplant chamber having an immunoisolation membrane including a porous membrane at at least part of the boundary between the interior and the exterior, wherein the porous membrane contains a polymer, and has, within the...  
WO/2019/004379A1
The present invention provides: a flexible implantation chamber which is a plane-shaped implantation chamber which can stably hold a biological constituent and has a structure in which immunoisolation membranes face each other; and an im...  
WO/2018/236750A1
Techniques for treating a natural gas feed stream include receiving a natural gas feed stream that includes one or more acid gases, one or more hydrocarbon fluids, and one or more non-hydrocarbon fluids; circulating the natural gas feed ...  
WO/2018/229235A1
The present invention relates to the use of a porous polymer etched ion-track membrane as separator for batteries comprising a positive electrode, a negative electrode and a liquid electrolyte comprising at least one salt of a cationic i...  
WO/2018/230397A1
A filtration method for a protein-containing liquid, said liquid containing a protein at a concentration of 20-100 mg/mL inclusive, which comprises a prefiltration step for filtering the protein-containing liquid through a prefilter, sai...  
WO/2018/230566A1
Provided are a humidification module that makes use of a hollow fiber membrane that can sufficiently exhibit functions even in an atmosphere with a high humidity and with which buckling does not easily occur, and a method for humidificat...  
WO/2018/230786A1
The present invention provides a dehumidifying hollow fiber membrane formed by mixing: one or more first materials having a tubular structure of which both ends are open, and selected from polymers such as polyethersulfone, polysulfone, ...  
WO/2018/231335A1
A supported carbon molecular sieve (CMS) membrane is made by contacting a film of a carbon forming polymer on a polymer textile to form a laminate. The laminate is then heated to a temperature for a time under an atmosphere sufficient to...  
WO/2018/230737A1
Provided is an ammonia gas separation method that uses a zeolite membrane exhibiting superior high-temperature separation stability, the zeolite membrane being capable of separating, to a permeation side using high selectivity and high p...  
WO/2018/230330A1
In one or more embodiments, the present invention relates to a porous membrane composed of a modacrylic copolymer, wherein the modacrylic copolymer contains an acrylonitrile-derived constituent unit, a constituent unit derived from at le...  
WO/2018/227941A1
Disclosed are a microporous membrane for filtration and a preparation process therefor, a flat filter element and a gas filtration article. The microporous membrane is made of the following raw materials in parts by weight: 100-110 parts...  
WO/2018/224906A1
Embodiments of the present disclosure describe a method of fabricating a thin-film composite membrane comprising immersing a porous support in an aqueous solution containing a diamine; contacting the immersed porous support with an organ...  
WO/2018/225793A1
This dewatering method is used for selectively separating water from a water-containing mixture by using a zeolite membrane with an ERI framework, and involves a step for supplying a mixture (11) to the supply-side space (4S) of an ERI m...  
WO/2018/226466A1
The invention provides a high permeance and high selectivity facilitated transport membrane comprising a very small pore, nanoporous polyethersulfone (PES)/polyvinylpyrrolidone (PVP) blend support membrane, a hydrophilic polymer inside t...  
WO/2018/224098A1
The invention relates to a membrane consisting of a carrier layer and a separating layer connected to the carrier layer, wherein the separating layer is made of a porous polymer. The surface of the separating layer facing away from the c...  
WO/2018/226076A2
Provided is a filter medium. The filter medium according to an embodiment of the present invention is provided with: second porous supporting bodies stacked in order on the top and bottom portions, respectively, of a first porous support...  
WO/2018/225787A1
This dewatering method involves a step for supplying a mixture (31) to the supply-side space (4S) of a separation membrane (45) and a step for generating a pressure differential between the supply-side space (4S) and the transmission-sid...  
WO/2018/225325A1
This dewatering method is used for selectively separating water from a water-containing mixture, and involves a step for supplying a mixture (11) to the supply-side space (4S) of an AFX membrane (45) and a step for generating a pressure ...  
WO/2018/225792A1
This dewatering method is used for selectively separating water from a water-containing mixture, and involves a step for supplying a mixture (11) to the supply-side space (4S) of an AFX membrane (45) and a step for generating a pressure ...  
WO/2018/218644A1
A method for directly growing an ultrathin porous graphene separation membrane. The method comprises: (1) coating, on a metal foil, an etching agent, an organic solvent, and a high-molecular polymer, performing calcination at a high temp...  
WO/2018/222815A1
Co-polyimide membranes for separating components of sour natural gas where embodiments can include at least three distinct moieties polymerized together, the moieties including a 2,2'-bis(3,4- dicarboxyphenyl)hexafluoropropane dianhydrid...  
WO/2018/221684A1
The present invention pertains to a gas separation membrane comprising: a porous supporting layer; and a separation function layer disposed on the porous supporting layer and including a crosslinked aromatic polyamide obtained by polycon...  
WO/2018/220982A1
Provided is a method for treating nonionic surfactant-containing water, the method comprising an adsorption step for passing nonionic surfactant-containing water as supplied water through a microfiltration membrane or ultrafiltration mem...  
WO/2018/219737A1
The invention relates to a ceramic filter element for filtering a medium to be filtered, the ceramic filter element having a plurality of ceramic corrugated filter membranes, each of the filter membranes having a flat surface and a corru...  
WO/2018/220209A1
The present invention relates to a method for the preparation of thin-film composite (TFC) membranes by interfacial initiation of polymerization (IFIP) and the TFC membranes produced by this method. More particularly, the IFIP method of ...  
WO/2018/222255A1
A method of separating gas and a method of making a gas separation membrane. The method of separating gas includes flowing a gas stream through a membrane, in which the membrane comprises a crosslinked mixture of a poly(ether-b- amide) c...  
WO/2018/221995A1
The present invention relates to a hydrophobic membrane, and a dehumidifying device, a humidifying device, and a device for collecting moisture in air, each of which includes the same.  
WO/2018/215985A1
A filter plate fabricated from porous polymer, ceramic or metal is described. Ridged tapes are sandwiched between porous flanges to form a multiaxial web between the flanges. A network of support points between two opposing filtration fa...  
WO/2018/215413A1
The method relates to a process for preparing a nanomesh metal membrane (5) transferable onto a very wide variety of supports of different types and shapes, comprising at least one step of de-alloying (1) a thin layer (6) of a metal allo...  
WO/2018/214723A1
Provided are a manufacturing method of a hybrid osmotic power generation film containing a block copolymer film and a functional porous film, and a film manufactured by using the same. The manufacturing method comprises the following ste...  
WO/2018/213121A1
A co-cast thin film composite flat sheet membrane is provided that comprises an asymmetric porous non-selective support layer with a thickness of 10-50 micrometers and an asymmetric integrally skinned polyimide-containing selective layer...  
WO/2018/211025A1
The invention relates to a filter for separating hydrophilic from hydrophobic fluids, wherein the filter comprises an oleophobic polymer, consists thereof or is coated therewith, and wherein the filter exhibits hydrophilic and oleophobic...  
WO/2018/210239A1
A functional fluid gate control system, comprising a porous membrane (2) and a functional fluid (1). The functional fluid (1) at least partially infiltrates the porous membrane (2), and the porous membrane (2) and the functional fluid (1...  
WO/2018/212338A1
Provided is a porous structure wherein when assembled with a flow path forming member, gas leaks do not easily occur in parts assembled with the flow path forming member. A metal filled layer 12 is provided in a middle part in the direct...  
WO/2018/208278A1
A membrane can contain at least one substrate layer, wherein the substrate layer includes a plurality of substrate pores, and each of the substrate pores contains a plurality of nanotubes or nanowires positioned within the substrate pore...  
WO/2018/207078A1
The present disclosure relates to compositions comprising a copolymer derived from polymerizing monomers comprising a vinyl aromatic monomer, butadiene, and an acid monomer, in the presence of a chain transfer agent. The chain transfer a...  
WO/2018/206612A1
The present invention pertains to a fluoropolymer hybrid organic/inorganic composite, to a film comprising said fluoropolymer hybrid organic/inorganic composite and to uses of said film in various applications, especially in electrochemi...  

Matches 1 - 50 out of 24,987