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WO/2024/068443A1 |
The invention relates to a graft polyarylether ('PAE') copolymer (P1), a process for preparing the graft PAE copolymer (P1) from a side-chain allyl/vinylene-functionalized PAE copolymer (P0) via free radical polymerisation with at least ...
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WO/2024/071005A1 |
With porous membranes in the related art, if the porous membrane is used with a filtration undiluted solution that is easily contaminated, membrane closure occurred due to turbidity separated by filtration and, as a result, membrane clog...
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WO/2024/070355A1 |
The present invention provides a novel pervaporation membrane suitable for separating a volatile organic compound from an aqueous solution containing the organic compound. A pervaporation membrane 10 according to the present invention co...
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WO/2024/073711A1 |
An implantable membrane construct including a maximum pore size (MPS) less than 2 microns and opposing sides, each side of the construct having a surface roughness (Sa) greater than about 0.5 microns is disclosed. When the luminal surfac...
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WO/2024/068441A1 |
The invention relates to a graft polyarylether ('PAE') copolymer (P1), a process for preparing the graft PAE copolymer (P1) from a side-chain allyl/vinylene-functionalized PAE copolymer (P0) via free radical reaction with vinyl pyrrolido...
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WO/2024/073128A1 |
Disclosed herein is a microfiltration device comprising a microfilter coated with a positively charged degradable layer and a method of preparing the microfiltration device. In particular, the positively charged degradable layer comprise...
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WO/2024/070989A1 |
The present invention provides a separation membrane having a porous resin layer that includes a polymer having a polyvinylidene chloride resin as a main component. In the porous resin layer, the pore count A for pores having a surface p...
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WO/2024/070574A1 |
The present invention provides a pervaporation membrane adapted for the suppression of peeling of the separation-functional layer from the porous support when the pervaporation membrane is unwound from a wound body of the pervaporation m...
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WO/2024/070575A1 |
The present invention provides a novel air-permeable membrane that is suitable for separating a volatile organic compound from an aqueous solution containing the organic compound. An air-permeable membrane 10 according to the present inv...
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WO/2024/068332A1 |
A membrane adapted for alkaline water electrolysis is disclosed together with an alkaline water electrolysis device containing the membrane. A method for producing hydrogen, and a method for producing a membrane for alkaline water electr...
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WO/2024/070573A1 |
The present invention provides a pervaporation membrane suitable for long-term operation of separating a volatile organic compound from an aqueous solution containing the organic compound. A pervaporation membrane 10A according to the pr...
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WO/2023/028323A9 |
The disclosure concerns polymers and membranes composed at least in part of poly(ionic liquids) and non-polymerized ionic liquids, where the polymers and membranes are cross-linked with an IL multifunctional cross-linking agent. The memb...
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WO/2024/063936A1 |
The disclosure relates to compositions comprising a first structure of the formula: or a salt thereof, wherein R1, R2, R3, Ar1, and n are defined herein. Materials, devices, and methods of using such compositions are also described.
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WO/2024/064903A2 |
The present disclosure relates to a continuous process for coating microporous polyolefin webs with a ceramic composition or slurry, followed by drying at an elevated temperature while being restrained in the transverse direction. Such w...
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WO/2024/055284A1 |
The present invention provides an ion cross-linked biomimetic membrane. The biomimetic membrane is formed by self-assembly of an amphiphilic block copolymer. Hydrophilic chains of the amphiphilic block copolymer are cross-linked by means...
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WO/2024/058048A1 |
This carbon dioxide separation and recovery system comprises: an adsorption module in which a first liquid phase region and a first gas phase region are divided by a plurality of first hollow fiber membranes; a desorption module in which...
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WO/2024/056617A1 |
The problem addressed by the present invention is that of specifying a process for electrochemical production of LiOH from Li+-containing water using an electrochemical cell having a LiSICon membrane which is operable economically even o...
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WO/2024/059033A2 |
Membranes, methods of making the membranes, and methods of using the membranes are described herein. The membrane can comprise a support layer; and a selective polymer layer disposed (e.g., coated) on the support layer. The selective pol...
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WO/2024/058764A1 |
The invention relates to a flexible material produced by the electro-spinning method using polyurethane and coated with y-MnO2 to be used as a potential filter material for lithium recovery from cold water or other liquid lithium sources.
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WO/2024/056365A1 |
A gas separation membrane comprising: (i) a porous substrate; (ii) a gutter layer comprising a cross-linked polysiloxane polymer; (iii) a discriminating layer comprising at least 60 w/w % of ethylene oxide (EO) groups and at least 0.15 m...
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WO/2024/056366A1 |
A gas separation membrane comprising: (i) a porous substrate; (ii) a gutter layer comprising a cross-linked polysiloxane polymer; (iii) a discriminating layer comprising at least 60 w/w % of ethylene oxide (EO) groups and at least 0.15 m...
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WO/2024/056401A1 |
The problem addressed by the present invention is that of specifying a process for producing lithium hydroxide which is very energy efficient. The process shall especially operate without consumption of thermal energy. The process shall ...
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WO/2024/056402A1 |
The present invention relates to the electrochemical production of hydrogen and lithium hydroxide from Li+-containing water using a LiSICon membrane. The problem addressed by the present invention is that of specifying a process which is...
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WO/2024/056252A1 |
The present invention provides bi- or multilayered membranes comprising a track-etched membrane and at least one layer of a porous pre-filter material with pores having a pore size, which is equal to or larger than the pore size of the t...
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WO/2024/057853A1 |
The present invention provides a new manufacturing method suitable for fabricating a separation membrane comprising a separation functional layer that contains a polyimide. The manufacturing method according to the present invention is a...
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WO/2024/054600A2 |
Embodiments of the present disclosure generally relate to dehydration membranes which have one or more selective layers, methods for preparing such membranes, and methods for separating water from a fluid mixture with such membranes. The...
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WO/2024/051397A1 |
A high-flux cellulose virus removing filter membrane comprises a porous main body. The two sides of the filter membrane are respectively a first outer surface and a second outer surface. The porous main body comprises a pre-filter layer ...
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WO/2024/053691A1 |
A porous film according to the present invention contains an aromatic polymer having: a plurality of units forming a main chain of a polymer and represented by formula (1); and a cross-linked structure that binds any two or more of the u...
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WO/2024/054594A2 |
Embodiments of the present disclosure generally relate to gas separation membranes which have one or more selective layers, methods for preparing such membranes, and methods for separating gases with such membranes. The gas separation me...
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WO/2024/053690A1 |
A porous film and a composite film according to the present invention each contain a crosslinked polymer in which aromatic polymers are crosslinked together. The aromatic polymers are obtained by copolymerizing at least a fluorine-based ...
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WO/2024/052816A1 |
Asymmetric hollow fiber membranes comprising a porous substrate layer and a skin layer are described. The skin layer is a copolymer of polymethyl pentene and polypropylene. Gas separation articles made using such hollow fiber membranes, ...
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WO/2024/050615A1 |
The process comprises: forming a mixture of silica with carbon quantum dots (C-dots), tetraethoxysilane (TEOS), ethanol and a catalyst; curing this silica matrix and mixing same with a monosaccharide in a basic solution; pouring the mixt...
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WO/2024/048695A1 |
The present invention relates to a composite semipermeable membrane having a microporous support layer and a separation function layer that is provided on the microporous support layer, the separation function layer having a plurality of...
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WO/2024/046763A1 |
The invention relates to a semipermeable membrane (10), more particularly for use in membrane humidifiers for fuel cell systems, comprising a) a carrier layer (12) comprising a composite material, comprising at least one plastic and at l...
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WO/2024/046712A1 |
The present invention relates to a method for producing a material for a membrane, the method comprising the following steps: - providing at least one starting material, at least one starting material containing at least one monomer or c...
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WO/2024/046829A1 |
The invention provides a gas-tight membrane for use as a burst membrane, especially for emergency venting in connection with batteries, e.g. for cars, e-bikes, handheld devices, electronic cigarettes, energy storing devices or heavy-duty...
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WO/2024/048359A1 |
A separation membrane according to the present invention contains poly(4-methyl-1-pentene) as a main component, includes a dense layer in at least one surface layer, and has an area ratio occupied by lamellar crystal in a surface (1) on ...
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WO/2024/048587A1 |
This copolymer latex for a carbon dioxide separator contains a copolymer having an aliphatic conjugated diene monomer unit, wherein the content of the aliphatic conjugated diene monomer unit in the copolymer is 10-80 mass%. A carbon diox...
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WO/2024/047477A1 |
The present disclosure relates to an acid-base polymer blend membrane for selective transport of water molecules from a gaseous mixture comprising: at least one first polymer (A) exhibiting acidic groups, at least one second polymer, whe...
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WO/2024/047264A1 |
The present invention relates to calcined or pyrolysed metal compounds that are immobilised in membranes and based on ionic liquids and/or eutectic solvents. The invention relates to novel catalytic membranes synthesised from ionic liqui...
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WO/2024/046493A1 |
Provided in the present invention are a preparation method for and the use of a modified polytetrafluoroethylene stretch film. The preparation method for a modified polytetrafluoroethylene stretch film comprises the following steps: (1) ...
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WO/2024/044175A1 |
The present disclosure provides a porous elastomer, methods of preparing the porous elastomer, and methods of using the porous elastomers. The porous elastomers described herewith may be hydrophilic and hydrophobic porous elastomers deri...
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WO/2024/043163A1 |
Provided is a porous membrane containing a polymer having a negative charge. The porous membrane has a non-uniform structure in the thickness direction, in which a first surface thereof is sparse, and a second surface thereof is dense. I...
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WO/2024/042792A1 |
This composite porous body is provided with a base material having a first side and a coating layer that covers at least part of the first side. The base material is a porous body composed of polytetrafluoroethylene. The coating layer co...
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WO/2024/043095A1 |
The present invention relates to a hollow fiber membrane including a micropore layer, a coarse-pore layer, and a strength retention layer. In a cross section of the membrane that is orthogonal to the longitudinal direction thereof, the m...
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WO/2024/043218A1 |
A separation membrane is used in deaeration methods for removing a gas dissolved in a liquid, and gas exchange methods for exchanging a gas dissolved in a liquid and a gas component in a gas phase. The present invention provides a separa...
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WO/2024/042431A1 |
A hollow-fiber membrane. The hollow-fiber membrane is made from a polymeric blend comprising an aromatic sulfone polymer and polyoxazoline, wherein the polymeric blend comprises from 27 wt.% to 30 wt.% aromatic sulfone polymer, based on ...
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WO/2024/036757A1 |
A preparation method for a silicon nitride-based ceramic separation membrane of a micro-nano composite fiber structure, comprising the following steps: first, carrying out ultrasonic cleaning and drying on a porous β-phase silicon nitri...
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WO/2024/040152A1 |
A method of manufacturing a carbon molecular sieve (CMS) membrane includes forming one or more hollow fibers, the one or more hollow fibers including a polyvinylidene chloride copolymer; exposing the one or more hollow fibers to a causti...
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WO/2024/035941A1 |
Coated crossflow filter membranes, crossflow filters comprising the coated filter membranes and crossflow filtration systems for separating material such as biological material sensitive to temperature, dissolved gases, and mechanical da...
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