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Matches 51 - 100 out of 25,064

Document Document Title
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/2018/226076A3
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/2018/225793A1
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/2018/215985A4
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...  
WO/2018/207565A1
The present invention addresses the problem of providing: a separation substrate which has a high inhibition rate of megakaryocytes and a high permeability of platelets; a cell separation filter using the same; and a platelet producing m...  
WO/2018/209121A1
Multi-block isoporous structures for non-aqueous and/or harsh chemical media having at least one of high separation specificity, chemical resistance, and antifouling properties, methods of manufacturing and use, for replacements or alter...  
WO/2018/205290A1
An MXene-based composite nanofiltration membrane and a preparation method therefor. The composite nanofiltration membrane is a flat membrane, comprising a support layer and a separating function layer; the support layer is located below ...  
WO/2018/209362A1
Silver ionomers of fluorinated polymers are useful for separating alkenes from other compounds such as nitrogen, oxygen, carbon dioxide, and methane. In many instances the selectivities between the alkenes and other compounds are very hi...  
WO/2018/205251A1
Highly permeable reverse osmosis (RO) membranes having high flux and methods of making the same are disclosed, which comprising a polyamide layer with embedded oxidized graphene particles.  
WO/2018/207431A1
In this NMP aqueous solution purification system 1, the generation of peroxides of NMP is suppressed. This NMP aqueous solution purification system 1 is provided with: a pervaporation membrane device 201 for removing water from an NMP aq...  
WO/2018/208902A1
Methods for making porous polyelectrolyte complex (PEC) films are provided. In an embodiment, such a method comprises coating the surface of a substrate with a polyelectrolyte (PE) coacervate mixture, the PE coacervate mixture comprising...  
WO/2018/205823A1
Disclosed are a reverse osmosis membrane and a preparation method therefor, the reverse osmosis membrane comprising a reverse osmosis membrane and a fullerene derivative, preferably PCBM as a fullerene derivative, dispersed in the revers...  
WO/2018/201924A1
A composite reverse osmosis membrane, and manufacturing method thereof. The method comprises: mixing a concentration of fluorine-containing polyaryletherketone uniformly with silane-modified polyaryletherketone to form a membrane casting...  
WO/2018/204580A1
Described in the present application are methods of producing silane-crosslinked polymer membranes at moderate temperatures using acid catalysts that, in certain embodiments, result in membranes with unexpectedly high permeabilities and ...  
WO/2018/204862A1
Provided are UHMW polymers having a molecular weight of 500 kg/mol or greater. The UHMW polymers can be block copolymers, homopolymers, and random/statistical copolymers. The UHMW polymers can be used to form porous layers, which may be ...  
WO/2018/202317A1
The present invention relates to a polyelectrolyte multilayer (PEM) membrane comprised of at least one bilayer, wherein the bilayer is comprised of a layer of a polymeric polycation and a layer of a polymeric polyanion. Furthermore, pres...  
WO/2018/195658A1
There is provided a graphene-based membrane where the mechanical properties, thermal conductivity, electrical conductivity, and/or three-dimensional curvature of the membrane have been tuned according to the desired application of the me...  
WO/2018/198679A1
Provided are: a semipermeable composite membrane having high fouling resistance against membrane contaminants; and a method for producing the semipermeable composite membrane. This semipermeable composite membrane comprises a substrate, ...  
WO/2018/197341A1
A fluorinated aromatic sulfone polymer [polymer (F-PS)] comprising: recurring units [units (A)] derived from at least one dihalo-diaryl sulfone [monomer (A)]; recurring units [units (B)] derived from at least one aromatic diol [monomer (...  
WO/2018/193021A1
The present invention relates to an anionic conductive polymer membrane for an electrochemical system, comprising a base organic polymer material obtained by treatING, in an appropriate solvent, polyepichlorohydrin (PECH) with a tertiary...  
WO/2018/192549A1
Thin film composite membrane with nano-sized bubbles having enhanced membrane permeability, preparation methods and uses thereof are provided. The method of preparation of a thin film composite membrane, comprising: a) an aqueous solutio...  

Matches 51 - 100 out of 25,064