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WO/2023/158692A1 |
A mechanically robust LIG membrane can be fabricated by directly lasing a poly(ether) sulfone (PES) membrane support, the PES membranes being formed through a NIPS technique treated with Glycerol to control the pore collapse upon drying,...
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WO/2023/153026A1 |
Provided are an anaerobic treatment method and an anaerobic treatment apparatus, each of which is configured such that organic wastewater is subjected to a methane fermentation treatment in an anaerobic reaction vessel 1 and sludge in th...
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WO/2023/151941A1 |
A bipolar membrane comprising: a) a first layer comprising a first polymer having cationic groups; b) a second layer comprising a second polymer having anionic groups; and5 c) a third layer comprising a co-continuous polymeric network of...
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WO/2023/153700A1 |
A fluid treatment system is disclosed. A fluid treatment system according to an aspect of the present invention may be configured to be disposed at a point branched to a plurality of discharge points, among points of fluid channel commun...
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WO/2023/153057A1 |
Each of a plurality of first cells (111a) opens at opposite ends in the longitudinal direction, and is provided with a separation membrane (12) on its inner side surface. A second cell (111b) closes at opposite ends in the longitudinal d...
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WO/2023/153135A1 |
This membrane reactor (4) comprises a separation membrane complex (1) and a catalyst (41). The separation membrane complex (1) comprises a separation membrane (12) and a porous support (11). The catalyst (41) promotes a chemical reaction...
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WO/2023/152362A1 |
It is provided a supported carbon molecular sieve membrane having aluminum atomically distributed in it, wherein: the aluminum is present in an amount of equal to or lower than 15 wt.% of the carbon molecular sieve membrane; the membrane...
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WO/2023/153172A1 |
The separation membrane composite (1) comprises a porous support (11) and a separation membrane (12) that is disposed on the support (11). In the separation membrane composite (1), the membrane end region (122) refers to each region in t...
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WO/2023/149812A1 |
The present application discloses a porous filter membrane and an assembly of porous filter membranes for air filtration and inactivation of virus. The porous filter membrane comprises a metallic based coating with anti-viral characteris...
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WO/2023/148300A1 |
A printed porous structure (500) fabricated using a multi-step absorption, MSA, process, said printed porous structure (500) comprising a support layer (520) that supports a filtration membrane (510), wherein said support layer (520) and...
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WO/2023/144410A1 |
The current invention relates to a method for the production of a filtration membrane envelope comprising a 3D spacer fabric interposed between two membrane layers cast onto said 3D spacer fabric, wherein said method comprises a casting ...
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WO/2023/142842A1 |
Provided in the present invention are a PES hollow fiber membrane for the purification of a biomacromolecule, and a preparation method therefor and the use thereof. The PES hollow fiber membrane comprises a main body, wherein there are a...
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WO/2023/144409A1 |
The current invention relates to a filtration membrane envelope (3) comprising a 3D spacer fabric (7) having an upper and lower surface (9, 10) tied together and spaced apart by monofilament threads (11), said 3D spacer fabric is interpo...
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WO/2023/144801A1 |
A method of preparing a nanocomposite membrane for water filtration is disclosed herein. The method comprising spraying a nanomaterial substantially over a surface of at least one polymer sheet to form a sprayed polymer sheet. The at lea...
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WO/2023/145845A1 |
The present invention relates to a composite semipermeable membrane that has a porous layer and a separation-functional layer disposed on the porous layer. This composite semipermeable membrane has a value of 0.6-1.0 GPa for at least one...
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WO/2023/139121A1 |
The present disclosure relates to process for preparing a semi-permeable membrane comprising a porous support membrane and a thin film composite (TFC) layer, comprising providing an aqueous phase comprising a polyfunctional amine monomer...
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WO/2023/141095A1 |
Described are wound-pleated filters and methods of preparing and using these filters.
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WO/2023/141426A1 |
Membranes, methods of making the membranes, and methods of using the membranes are described herein. The membrane can include a support layer; and a selective polymer layer disposed on the support layer. The selective polymer layer can i...
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WO/2023/140330A1 |
Provided are: a porous membrane that has excellent durability, and is suitable as a support for an ion exchange resin; and a porous membrane and an anion exchange membrane that are capable of inhibiting a change in hydrogen gas permeabil...
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WO/2023/139869A1 |
A porous membrane according to the present disclosure is composed mainly of polytetrafluoroethylene, wherein the mean flow pore size E is 75 nm or less, and the pore size difference G-E between the maximum pore size G and the mean flow p...
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WO/2023/140335A1 |
Provided is a composite separation structure having a base part, a first separation part disposed in contact with the base part, and a second separation part disposed not in contact with the base part and in contact with the first separa...
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WO/2023/140148A1 |
Provided is a separation and purification method for separating and purifying extracellular vesicles. A method for separating and purifying extracellular vesicles from a solution containing extracellular vesicles and unnecessary substanc...
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WO/2023/141196A1 |
A method of improving volumetric productivity from a cell culture includes filtering a cell culture through an ultrafilter or a microfilter operating in tangential flow filtration mode or alternating flow filtration mode, and filtering t...
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WO/2023/139061A2 |
The present invention provides a fibrous structure for adiabatic cooling, an adiabatic cooling device with the fibrous structure, a method for cooling a gaseous medium with the fibrous structure and a use of the fibrous structure. The fi...
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WO/2023/135153A1 |
The current invention relates to a method for operating a water filtration module comprises a plurality of planar filtration membrane envelopes, that are vertical, parallel and spaced to one another in a rigid holder, wherein each filter...
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WO/2023/135126A1 |
A gas separation membrane (GSM) comprising: a) a porous substrate; and b) a discriminating layer in contact with the porous substrate; wherein: (i) the discriminating layer has an ethylene oxide (EO) content of more than 50 wt% and compr...
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WO/2023/136718A1 |
The invention relates to a method for assembling a bipolar membrane, and bipolar membrane thereof. The method comprises the steps of: - electrospinning and/or centrifugal spinning and/or electrocentrifugal spinning a first cation exchang...
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WO/2023/136214A1 |
Provided are a raw material liquid concentration method and a raw material liquid concentration system that can achieve a high flux even when using a raw material liquid that is rich in an organic solvent. An aspect of the present invent...
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WO/2023/135349A1 |
The invention relates to a urinary catheter (1) with a sliding valve (8) provided with a tube (3) and a movable element (2), said movable element (2) having a narrowing and a protuberance (5) on the end face closest to the narrowing (13)...
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WO/2023/131622A1 |
The invention relates to nanofilament-coated membranes with hierarchical porous structures comprising a microporous polymer support membrane having through-going pores with a nominal pore diameter in the range from 0.2 µm to 50 µm and ...
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WO/2023/127819A1 |
The present invention pertains to a composite semipermeable membrane having: a microporous support layer; and a separation function layer provided on the microporous support layer. The separation function layer contains a crosslinked aro...
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WO/2023/126608A1 |
The invention relates to a device for the extrusion manufacture of a porous tubular support from a ceramic composition, the device comprising: - a fixed extrusion die (6) in which there is mounted a punch carrier (7) provided with a cent...
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WO/2023/129452A2 |
The following disclosure related to gas-liquid separation in a two-phase flow. More specifically, the following disclosure relates to passive gas-liquid separation of a two-phase flow in an outlet manifold that combines an outlet flow fr...
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WO/2023/123862A1 |
A preparation method for an antibacterial and anti-virus air purification material. The dispersity and stability of a carbon nanotube are increased by means of a surfactant and a buffer solution; a multi-layer structure is constructed on...
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WO/2023/128752A1 |
The present invention relates to a method of recovering oil from a plant oil mill colloidal suspension having aqueous solution and system thereof. More particularly, the present invention relates a method for the recovery of oil from an ...
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WO/2023/119879A1 |
The present invention provides a novel separation function layer that is suited to separating an acidic gas from a mixed gas that includes the acidic gas. The separation function layer 1 of the present invention includes a first ion liqu...
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WO/2023/116287A1 |
The present disclosure relates to a preparation method for a composite nanofiltration membrane, and a composite nanofiltration membrane prepared thereby. The preparation method for a composite nanofiltration membrane comprises the follow...
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WO/2023/122216A1 |
A composite media includes a stack with 20 or more layers, each layer including a substrate with a first major surface and an opposing second major surface; and a fiber layer deposited onto the first major surface of the substrate and in...
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WO/2023/118694A1 |
The present invention relates to a process for purifying a fluorocarbon from a mixture comprising said fluorocarbon and hydrogen; said process comprising a step of bringing said mixture into contact with a membrane M1 to form a flow F1 c...
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WO/2023/111565A1 |
There is described a separation portion for use in an apparatus for reducing the ratio of divalent ions to a monovalent ion in an aqueous solution from a source aqueous solution that contains a higher ratio of divalent ions to the target...
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WO/2023/114085A1 |
A filter unit for filtering liquid includes a housing with an inlet and an outlet, a first filter and a second filter disposed in the housing, and a liquid flow path extending from the inlet to the outlet. The liquid flow path directs th...
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WO/2023/111589A1 |
There is described a baffle for a membrane device. The membrane device comprises a membrane, a feed flow inlet, and a feed flow outlet, such as for water filtration. The baffle comprises a proximal end and a distal end, wherein the baffl...
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WO/2023/111564A1 |
There is described an apparatus for reducing the ratio of divalent ions to a monovalent ion in an aqueous solution from a source aqueous solution that contains a higher ratio of divalent ions to the target monovalent ion. The apparatus c...
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WO/2023/113031A1 |
A filter, characterized by comprising a porous filter substrate, the porous filter substrate containing an inorganic material, and a compound that has at least one group selected from groups represented by general formulas (1) to (3) and...
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WO/2023/114072A1 |
A filter unit includes a housing, a first filter and a second filter disposed in the housing, and a liquid flow path that extends through the first and second filters in series. The first filter includes a first axial end affixed to the ...
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WO/2023/112927A1 |
A plant extract production method comprising: an extraction step for obtaining an extract by extraction from a plant dispersion containing a plant; a filtration step for obtaining a filtrate by filtering the extract by means of cross-flo...
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WO/2023/113597A1 |
The present invention relates to a process for the preparation of a supported Carbon Membranes (CMs). The present invention also relates to a process for the separation of a gas from a gas mixture and to the use of use of a supported CMs...
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WO/2023/112803A1 |
The present invention provides a novel separation functional layer suitable for the separation of an acidic gas from a mixed gas containing the acidic gas. The separation functional layer 1 according to the present invention contains a p...
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WO/2023/112977A1 |
A membrane element 100 comprises: a separation membrane 10 that removes impurities included in raw water supplied from a supply surface 20a side; and a cylindrical porous membrane 20 that is provided on a permeation surface 10b side oppo...
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WO/2023/113144A1 |
The present invention relates to a sheath-core conjugated fiber for a supporter of a water treatment separation membrane, the fiber being harmless to the human body without the elution of heavy metals and having excellent color transpare...
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