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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...
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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...
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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, ...
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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...
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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...
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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...
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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...
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WO/2018/178706A9 |
This invention relates to membranes that can be used to remove solutes from organic solutions. The invention also relates to methods of using said membranes and the use of said membranes to filter organic solutions. The membranes are thi...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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.
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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.
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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, ...
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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 (...
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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...
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