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WO/2023/192482A1 |
Disclosed are composite membranes comprising a porous support and a selective layer comprising a first copolymer and a second copolymer wherein: the first copolymer comprises a first plurality of hydrophobic repeat units and a plurality ...
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WO/2023/186616A1 |
A gas separation membrane comprising the following layers: (i) optionally a support layer; (ii) a discriminating layer; (iii) a further layer; and (iv) optionally a protective layer; wherein (a) the further layer (iii) and the discrimina...
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WO/2023/186615A1 |
A gas separation membrane comprising the following layers: (ii) a support layer; (ii) a discriminating layer; (iii) a further layer, wherein the further layer comprises groups of Formula (1): M-(O-)x wherein: each M independently is a me...
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WO/2023/187112A1 |
Barriers including molecules covalently bonded to amphiphilic molecules, and methods of making the same, are provided herein. In some examples, a barrier between first and second fluids includes one or more layers comprising a plurality ...
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WO/2023/185326A1 |
A polyamide membrane, comprising a quaternary ring product obtained from an addition reaction of cinnamamide and/or a cinnamamide derivative; the polyamide membrane comprises a component A, a component B and a component C, the component ...
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WO/2023/182531A1 |
The problem of an aspect of the present invention is to provide a new organic-inorganic hybrid membrane composite having good permeance, and techniques related thereto. The organic-inorganic hybrid membrane composite according to an aspe...
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WO/2023/183620A1 |
Described are devices for purifying a liquid that is contained in a sealable container, to storage systems for containing and purifying a liquid, and to related methods.
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WO/2023/175406A1 |
A device (100) for water purification includes one or more first layers (110) including a semipermeable membrane and one or more second layers (120) in contact with the one or more first layers (110), wherein the one or more second layer...
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WO/2023/170690A1 |
A process of preparing a crosslinked asymmetric membrane for solvent nanofiltration, comprising: (1) dissolving an aromatic polymer and one or more aromatic polyamine ( s ) in an organic solvent system to form a casting solution; (ii) ca...
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WO/2023/169630A1 |
The invention relates to a monolithic component, in particular as a device or for a device for separating constituents from a fluid. The monolithic component comprises a carrier fluid inlet and a carrier fluid discharge, a monolithic str...
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WO/2023/169227A1 |
A nanofiber-based oil-water separation and purification material having a staggered inclined-hole structure, and a preparation method therefor. The method comprises: firstly, preparing multiple layers of fiber membranes by using a melt s...
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WO/2023/166317A1 |
There is described a ceramic membrane, and a process for producing a ceramic membrane. In the process for the production of a ceramic membrane the ceramic membrane is produced by additive manufacturing. The ceramic membrane comprises a m...
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WO/2023/166315A1 |
There is described a membrane comprising a feed flow inlet, a retentate flow outlet and a permeate flow outlet. The membrane further comprises a membrane interface portion comprising a plurality of feed flow channels fluidly connected to...
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WO/2023/166265A1 |
The invention relates to a method for preparing a porous membrane, the method comprising the following steps: a- preparing an aqueous mixture comprising a dispersion of fibres from a water-based organic material, a solid organic binder a...
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WO/2023/166316A1 |
There is described a ceramic membrane comprising a feed flow inlet, a retentate flow outlet, a permeate flow outlet, a membrane interface portion. The membrane interface portion comprises a feed flow channel fluidly coupled to the feed f...
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WO/2023/164042A1 |
A nano-thin BixOySez low-temperature oxygen transporter membrane for oxygen transport, separation, and two-dimensional (2D) material manipulation comprising a material comprising a compound of BixOySez and R3m bismuth oxide (Bi2O3). A me...
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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/2023/151941A1 |
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/2023/152362A1 |
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/2023/150086A1 |
The disclosure provides certain porous polymeric membranes, coated with cross-linked polymerized monomers, comprising monomers having a charge when immersed in an organic liquid. The membranes of the disclosure are useful in removing tra...
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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/2023/144409A1 |
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/2023/141682A1 |
A filtration assembly and method of use thereof are provided for causing a flowable filter medium composition to form a stable filter membrane. In one form, there is provided a filtration assembly including: a vessel; a main conduit exte...
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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/2023/138144A1 |
Disclosed in the present invention are a recyclable electret filtering membrane, a preparation method therefor and a cleaning and charge regeneration method therefor. The preparation method comprises: dissolving fluorine-containing polym...
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WO/2023/134781A1 |
The present invention relates to a method for one-step regulation of a pore structure and surface properties of a silicon carbide (SiC) film. The method comprises: first, fully mixing SiC powder with a sintering aid, and then synergistic...
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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/2023/123862A1 |
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/2023/115735A1 |
The present application relates to the technical field of biofilms, and specifically discloses a surface-modified membrane and an application thereof. The surface-modified membrane comprises a basement membrane and a surfactant loaded on...
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WO/2023/118088A1 |
A separator for an electrolytic cell alkaline electrolysis (1) characterized in that the separator has a residual non-aqueous solvent amount of less than 5 wt%, relative to the total dry weight of the separator.
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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/2023/117808A1 |
The disclosure relates to a method for improving the selectivity of a membrane, specifically of a membrane comprising a blend of i) a polysulfone, polyethersulfone or polyarylethersulfone and ii) polyvinylpyrrolidone, characterized in th...
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WO/2023/117812A1 |
The present disclosure relates to a membrane prepared from a blend comprising i ) a polysulfone, polyether sulf one or polyarylethersulfone and ii ) polyvinylpyrrolidone, characterized in that the membrane is coated with polydopamine and...
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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/2023/113597A1 |
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/2023/102606A1 |
A method of producing a supported membrane of a material, the method including the steps: (a) providing a supported membrane preform including: i. a substrate having a front side and a back side; ii. a layer of membrane material on the f...
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WO/2023/102607A1 |
A method of fabricating nanopores in a material, the method comprising: irradiating the material to create a track of damage in the material, the track of damage having one or more dimensions in the nanometre range; and etching the track...
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WO/2023/102303A1 |
A porous polymeric membrane which comprises a porous membrane having an average pore size between about 0.001 and 10.0 microns formed of a first polymer, said substrate having a surface which is modified on its surface with a cross-linke...
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WO/2023/096069A1 |
An aspect of the present invention provides a separator and a manufacturing method therefor, in which the separator consists of a porous film having a hydrophobic region which includes polyolefin, and a hydrophilic region which is disper...
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WO/2023/094814A1 |
There is described as a separation membrane, wherein the membrane is an ultrapure water membrane; a food and/or beverage processing membrane; a municipal water membrane; a peel oil recovery membrane; a (bio)refinery dewatering membrane; ...
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WO/2023/092809A1 |
A modified Nb 2CT x nanosheet membrane and a preparation method therefor. The preparation method comprises the steps of: adding a modifier into an Nb 2CT xMXene suspension and subjecting same to ultrasonic mixing, then uniformly distribu...
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WO/2023/092781A1 |
A preparation method for a reverse osmosis membrane, and the reverse osmosis membrane prepared thereby. The method comprises the following steps: preparing a polymer solution as a membrane casting solution, such that the membrane casting...
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WO/2023/096068A1 |
An aspect of the present invention provides a separator and a method for manufacturing same, the separator comprising: a porous support; and a hydrophilic polymer applied on the surface of the porous support by a solution including the h...
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WO/2023/094287A1 |
Described is a method of manufacturing a catalyst membrane, the method comprising the steps of providing a membrane; generating an aerosol of catalyst nanoparticles by spark ablation; and directing the aerosol of catalyst nanoparticles t...
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WO/2023/096779A1 |
A system for separating, isolating, and concentrating extracellular vesicles (EVs) is provided. The system comprises an ultrafiltration device; an isoporous membrane configured for use in the ultrafiltration device; and a collection cont...
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WO/2023/088888A1 |
The present invention relates to a membrane for microbiological analysis, a production method of a membrane for microbiological analysis, and the use of such membranes for microbiological analysis.
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WO/2023/089412A1 |
Described herein is a method. The method includes providing a filtration medium comprising a functionalized microporous membrane, wherein the functionalized microporous membrane comprises a plurality of guanidyl groups; contacting a biol...
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WO/2023/088407A1 |
The present disclosure relates to a method for preparing a reverse osmosis membrane for seawater desalination and a reverse osmosis membrane prepared therefrom. The preparation method of the present disclosure comprises the following ste...
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