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, covering a surface of a porous support membrane with the aqueous phase, providing an organic phase comprising a poly functional acy 1 halide monomer and a pore forming agent, covering the aqueous phase with the organic phase and allowing the polyfunctional amine monomer. the polyfunctional acyl halide monomer, and the pore forming agent to perform an interfacial polymerization reaction to form a polyamide TFC layer. The present disclosure further relates to a membrane for water filtration, in particular a membrane for performing forward osmosis (FO), reverse osmosis (RO), or pressure assisted forward osmosis (PAFO), the membrane comprising a polyamide TFC layer.
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
Filters for drinking water; filters for water purifiers;
filters for water purifiers; strainers for water lines;
filters for wastewater; filter apparatus for water supply
installations; membranes for the filtration of water; water
filtering apparatus; apparatus for filtering drinking water;
water purifying installations; water filtering units; water
purifying apparatus and machines; desalination plants; water
purification, desalination and conditioning installations;
water purifying installations; drinking water supply
apparatus; water filtering apparatus; tap-water purifying
apparatus; water filters for industrial purposes;
concentration filters for aqueous solutions, such as waste
water and industrial effluent.
The disclosure relates to a vesicle in a liquid composition, the vesicle including plant-derived transmembrane proteins. The disclosed embodiments further relate to methods of producing the vesicles and separation membranes of such vesicles. The present disclosure provides for the preparation of a separation membrane using vesicle components originating exclusively or mainly from natural sources.
A method for producing self-assembled polymersomes in a aqueous solution, wherein said polymersomes comprise amphiphilic diblock copolymers of the P1-b-P2 type, said method comprising the step of synthesizing R-C-O-P1-b-P2 block copolymers comprising a silyl ether (-C-O-Si-) bond and wherein P1 is a hydrophobic polymer and P2 is a hydrophilic polymer and R is any atom or group of atoms, wherein said synthesis comprises ring-opening polymerization of a cyclic monomer by an initiator in the presence of a catalyst, the initiator comprising a carbon-bound hydroxyl.
C08G 81/02 - Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
A polymersome comprising an amphiphilic triblock copolymer of the poly(ethylene glycol)-b-poly(caprolactone)-b- poly(ethylene glycol) (PEG-b-PCL-b-PEG) type.
C08G 63/664 - Polyesters containing oxygen in the form of ether groups derived from hydroxycarboxylic acids
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
C08G 63/685 - Polyesters containing atoms other than carbon, hydrogen, and oxygen containing nitrogen
C08G 63/91 - Polymers modified by chemical after-treatment
C08G 65/332 - Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides or esters thereof
Filters for drinking water; filters for water purifiers; strainers for water lines; water filters for wastewater; water filter apparatus for water supply installations; membranes for water filtering apparatus for the filtration of water; water filtering apparatus; apparatus for filtering drinking water; water purifying installations; water filtering units; water purifying apparatus and machines; water purifying apparatus and machines, namely, household water purifiers, water purifiers for installation under a sink, tankless water purifiers, and reverse osmosis water purifiers; desalination plants; water purification, desalination and conditioning installations; drinking water supply apparatus, namely water fountains, water sterilisers, water filters; tap-water purifying apparatus; water filters for industrial purposes; concentration water filters for aqueous solutions, such as waste water and industrial effluent
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purifying installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purifying installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Concentration filters for aqueous solutions, such as waste water and industrial effluent.
A process for preparing a semi-permeable membrane includes providing an aqueous phase comprising a polyfunctional amine monomer, covering a surface of a porous support membrane with the aqueous phase, applying an organic phase comprising a polyfunctional acyl halide monomer, a phosphorous containing compound and a co-solvent, and allowing the polyfunctional amine monomer and the polyfunctional acyl halide monomer to perform an interfacial polymerization reaction to form a polyamide thin film composite layer.
The presence of the co-solvent together with the phosphorous compound in the organic phase potentiates the effect of the phosphorous compound so that the water flux is increased without substantially sacrificing the salt rejection.
Filters for drinking water; filters for water purifiers;
filters for water purifiers; strainers for water lines;
filters for wastewater; filter apparatus for water supply
installations; membranes for the filtration of water; water
filtering apparatus; apparatus for filtering drinking water;
water purifying installations; water filtering units; water
purifying apparatus and machines; desalination plants; water
purification, desalination and conditioning installations;
water purifying installations; drinking water supply
apparatus; water filtering apparatus; tap-water purifying
apparatus; water filters for industrial purposes;
concentration water purification filters for aqueous
solutions, such as waste water and industrial effluent.
10.
A HOLLOW FIBER AND A PROCESS FOR PREPARATION THEREOF
A process for preparing a hollow fiber includes the steps of providing a dope solution including polyamide imide (PAI), providing an aqueous bore solution including polyethylene imine (PEI), extruding the dope solution in an cross-sectional annular shape and ejecting the bore solution in the center of the annular shape, allowing the PAI and the PEI to react, thereby forming an internal surface layer including the cross-linked reaction product, and forming a polyamide Thin Film Composite (TFC) layer by interfacial reaction of aqueous di- or triamine compound and organic di- or triacylhalide compound on the internal surface layer including the cross-linked reaction product.
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, covering a surface of a porous support membrane with the aqueous phase, providing an organic phase comprising a polyfunctional acyl halide monomer and a pore forming agent, covering the aqueous phase with the organic phase and allowing the polyfunctional amine monomer, the polyfunctional acyl halide monomer, and the pore forming agent to perform an interfacial polymerization reaction to form a polyamide TFC layer. The present disclosure further relates to a membrane for water filtration, in particular a membrane for performing forward osmosis (FO), reverse osmosis (RO), or pressure assisted forward osmosis (PAFO), the membrane comprising a polyamide TFC layer.
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
The present disclosure relates to a method of preparing a thin film composite layer immobilizing vesicles incorporating a transmembrane protein on a porous substrate membrane, comprising providing an aqueous solution comprising the vesicles and a di-amine or tri-amine compound, covering the surface of a porous support membrane with the aqueous solution, applying a hydrophobic solution comprising an acyl halide compound, and allowing the aqueous solution and the hydrophobic solution to perform an interfacial polymerization reaction to form the thin film composite layer.
A61K 47/24 - Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing atoms other than carbon, hydrogen, oxygen, halogen, nitrogen or sulfur, e.g. cyclomethicone or phospholipids
A61K 47/58 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. poly[meth]acrylate, polyacrylamide, polystyrene, polyvinylpyrrolidone, polyvinylalcohol or polystyrene sulfonic acid resin
A61K 47/18 - AminesAmidesUreasQuaternary ammonium compoundsAmino acidsOligopeptides having up to five amino acids
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purifying installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purifying installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Concentration filters for aqueous solutions, such as waste water and industrial effluent.
The present disclosure relates to a method of preparing a thin film composite layer immobilizing vesicles incorporating a transmembrane protein on a porous substrate membrane, comprising providing an aqueous solution comprising the vesicles and a di-amine or tri-amine compound, covering the surface of a porous support membrane with the aqueous solution, applying a hydrophobic solution comprising an acyl halide compound, and allowing the aqueous solution and the hydrophobic solution to perform an interfacial polymerization reaction to form the thin film composite layer.
Filters for drinking water; filters for water purifiers;
filters for water purifiers; strainers for water lines;
filters for wastewater; filter apparatus for water supply
installations; membranes for the filtration of water; water
filtering apparatus; apparatus for filtering drinking water;
water purification installations; water filtering units;
water purifying apparatus and machines; desalination plants;
water purification, desalination and conditioning
installations; water purification installations; drinking
water supply apparatus; water filtering apparatus; tap-water
purifying apparatus; filters for industrial installations;
concentration filters for aqueous solutions, such as waste
water and industrial effluent.
Filters for drinking water; filters for water purifiers;
filters for water purifiers; strainers for water lines;
filters for wastewater; filter apparatus for water supply
installations; membranes for the filtration of water; water
filtering apparatus; apparatus for filtering drinking water;
water purification installations; water filtering units;
water purifying apparatus and machines; desalination plants;
water purification, desalination and conditioning
installations; water purification installations; drinking
water supply apparatus; water filtering apparatus; tap-water
purifying apparatus; filters for industrial installations;
concentration filters for aqueous solutions, such as waste
water and industrial effluent.
The present invention relates to an anti-fouling, semi-permeable membrane comprising a porous support layer, a thin film composite (TFC) layer formed on a surface of the support layer, and a cross-linked polyvinyl alcohol (PVA) layer formed on top of the TFC layer, wherein the cross-linked PVA layer is the reaction product of PVA and a cross-linking agent, said cross-linking agent being a polybasic acid comprising three or more acid groups or precursors thereof. The obtained membrane shows a high water flux and a low roughness suitable for an effective membrane notable for feed solution having a tendency of fouling the membrane.
B01D 65/08 - Prevention of membrane fouling or of concentration polarisation
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
The disclosure relates to a vesicle in a liquid composition, said vesicle comprising plant-derived transmembrane proteins. The present invention further relates to methods of producing the vesicles and separation membranes comprising of such vesicles. The present disclosure provides for the preparation of a separation membrane using vesicle components originating exclusively or mainly from natural sources.
C12N 15/88 - Introduction of foreign genetic material using processes not otherwise provided for, e.g. co-transformation using microencapsulation, e.g. using liposome vesicle
A61K 9/127 - Synthetic bilayered vehicles, e.g. liposomes or liposomes with cholesterol as the only non-phosphatidyl surfactant
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purification installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purification installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Concentration filters for aqueous solutions, such as waste water and industrial effluent.
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purification installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purification installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Concentration filters for aqueous solutions, such as waste water and industrial effluent.
The present relates to process for preparing a semi-permeable membrane, comprising the steps of: providing an aqueous phase comprising a polyfunctional amine monomer, covering a surface of a porous support membrane with the aqueous phase, applying an organic phase comprising a polyfunctional acyl halide monomer, a phosphorous containing compound and a co-solvent, and allowing the polyfunctional amine monomer and the polyfunctional acyl halide monomer to perform an interfacial polymerization reaction to form a polyamide thin film composite layer. The presence of the co-solvent together with the phosphorous compound in the organic phase potentiates the effect of the phosphorous compound so that the water flux is increased without substantially sacrificing the salt rejection.
Filters for drinking water; filters for water purifiers;
filters for water purifiers; strainers for water lines;
filters for waste water treatment apparatus; filter
apparatus for water supply installations; membranes for
water filtering apparatus; water filtering apparatus;
apparatus for filtering drinking water; water purification
installations; water filtering units; water purifying
apparatus and machines; desalination plants; water
purification, desalination and conditioning installations;
water purification installations; drinking water supply
apparatus; water filtering apparatus; tap-water purifying
apparatus; water filters for industrial purposes; water
filters for concentrating aqueous solutions, such as for
waste water, industrial waste water, alcoholic beverages and
used dialysate solution.
Filters for drinking water; filters for water purifiers;
filters for water purifiers; strainers for water lines;
filters for waste water treatment apparatus; filter
apparatus for water supply installations; membranes for
water filtering apparatus; water filtering apparatus;
apparatus for filtering drinking water; water purification
installations; water filtering units; water purifying
apparatus and machines; desalination plants; water
purification, desalination and conditioning installations;
water purification installations; drinking water supply
apparatus; water filtering apparatus; tap-water purifying
apparatus; water filters for industrial purposes; water
filters for concentrating aqueous solutions, such as for
waste water, industrial waste water, alcoholic beverages and
used dialysate solution.
A concentrated spent dialysate is produced for by reducing electrolytes in a spent dialysate by electrodialysis and de-watering the spent dialysate by a forward osmosis operation.
A concentrated spent dialysate is produced for by reducing electrolytes in a spent dialysate by electrodialysis and de-watering the spent dialysate by a forward osmosis operation.
A hemodialysis treatment apparatus has an ultrafiltration unit for exchange of solutes of a patient's blood plasma and a dialysate, resulting in a stream of cleaned blood for returning to the patient and a stream of spent dialysate. An electrodialysis device reduces electrolytes in the spent dialysate. A forward osmosis unit with a membrane having a feed side and a draw side that is allows only water to permeate. A stream of spent dialysate from the ultrafiltration unit is in fluid communication with the feed side and a stream of concentrated dialysate is in fluid communication with the draw side. A stream of dialysate results. Blood plasma is pumped from the patient to the ultrafiltration unit.
Filters for drinking water; filters for water purifiers, namely, water filters; strainers for water lines; filters for waste water treatment apparatus; water filtering apparatus for water supply installations; membranes for water filtering apparatus; water filtering apparatus; apparatus for filtering drinking water; water purification installations; water filtering units; water purifying apparatus and machines; desalination plants; water purification, desalination and conditioning installations; drinking water supply apparatus, namely, apparatus for filtering drinking water, faucets, and drinking fountains; tap-water purifying apparatus; water filters for industrial purposes; water filters for concentrating aqueous solutions, such as for waste water, industrial waste water, alcoholic beverages and used dialysate solution
Filters for drinking water; filters for water purifiers, namely, water filters; strainers for water lines; filters for waste water treatment apparatus; water filtering apparatus for water supply installations; membranes for water filtering apparatus; water filtering apparatus; apparatus for filtering drinking water; water purification installations; water filtering units; water purifying apparatus and machines; desalination plants; water purification, desalination and conditioning installations; drinking water supply apparatus, namely, apparatus for filtering drinking water, faucets, and drinking fountains; tap-water purifying apparatus; water filters for industrial purposes; water filters for concentrating aqueous solutions, such as for waste water, industrial waste water, alcoholic beverages and used dialysate solution
A hollow fiber module includes hollow fiber cartridges. A port receives a second solution to be treated in a shell side volume and another port for discharging the treated second solution. A first end cap has an inlet for a first solution and a distributer for distributing the first solution to a first end of the hollow fiber cartridges. A second end cap has a collector for collecting the treated first solution from the second end of the hollow fiber cartridges and an outlet for the treated first solution. A first connector has an inlet for the second solution and a distributer for distributing the second solution to a port of the hollow fiber cartridges. A second connector has a collector for collecting the treated second solution from the other port of the hollow fiber cartridges and an outlet for the treated second solution.
Disclosed herein is a process for preparing a hollow fiber comprising the steps of providing a dope solution comprising polyamide imide (PAI), providing an aqueous bore solution comprising polyethylene imine (PEI), extruding the dope solution in an cross-sectional annular shape and ejecting the bore solution in the center of the annular shape, allowing the PAI and the PEI to react, thereby forming an internal surface layer comprising the cross-linked reaction product, and forming a polyamide Thin Film Composite (TFC) layer by interfacial reaction of aqueous di- or triamine compound and organic di- or triacylhalide compound on the internal surface layer comprising the cross-linked reaction product.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purification installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purification installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Filters for concentrating aqueous solutions, such as waste water, industrial waste water, alcoholic beverages and used dialysate solution.
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purification installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purification installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Filters for concentrating aqueous solutions, such as waste water, industrial waste water, alcoholic beverages and used dialysate solution.
31.
METHOD FOR ENRICHING AQUEOUS ETHANOLIC SOLUTION IN ETHANOL
The present disclosure relates to a method for enriching an aqueous ethanolic solution in ethanol, including the steps of providing a forward osmosis membrane module with a first chamber, a second chamber and a semi-permeable membrane separating the first and the second chamber, coupling an inlet of the first chamber fluidly to a source of an aqueous ethanolic solution, coupling an inlet of the second chamber fluidly to a source for a concentrated draw solution, and recovering an aqueous ethanolic solution enriched in ethanol at an outlet of the first chamber and a diluted draw solution at the outlet of the second chamber.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
The present invention relates to an anti-fouling, semi- permeable membrane comprising a porous support layer, a thin film composite (TFC) layer formed on a surface of the support layer, and a cross-linked polyvinyl alcohol (PVA) layer formed on top of the TFC layer, wherein the cross-linked PVA layer is the reaction product of PVA and a cross-linking agent, said cross-linking agent being a polybasic acid comprising three or more acid groups or precursors thereof. The obtained membrane shows a high water flux and a low roughness suitable for an effective membrane notable for feed solution having a tendency of fouling the membrane.
B01D 65/08 - Prevention of membrane fouling or of concentration polarisation
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
A process for the production of a membrane protein including the steps of: expressing a membrane protein in a host organism present in an aqueous medium, liberating the membrane protein from the host organism, adding a detergent solution to solubilize the membrane protein, recovering a liquid fraction of the solubilized membrane protein, subjecting the liquid fraction to chromatography to bind or retain the membrane protein on a stationary phase, and eluting the stationary phase with an elution buffer to produce the membrane protein. The process can produce relatively large amounts of membrane proteins in an efficient way without including the quality of the end product.
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purification installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purification installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Filters for concentrating aqueous solutions, such as waste water, industrial waste water, alcoholic beverages and used dialysate solution.
Filters for drinking water; Filters for water purifiers; Filters for water purifiers; Strainers for water lines; Filters for wastewater; Filter apparatus for water supply installations; Membranes for the filtration of water; Water filtering apparatus; Apparatus for filtering drinking water; Water purification installations; Water filtering units; Water purifying apparatus and machines; Desalination plants; Water purification, desalination and conditioning installations; Water purification installations; Drinking water supply apparatus; Water filtering apparatus; Tap-water purifying apparatus; Filters for industrial installations; Filters for concentrating aqueous solutions, such as waste water, industrial waste water, alcoholic beverages and used dialysate solution; all aforementioned goods to be operated at pressures below 20 bar only.
Disclosed is a method for producing a concentrated spent dialysate comprising the steps of reducing the amount of electrolytes in a spent dialysate by electrodialysis and de- watering the spent dialysate by a forward osmosis operation. Also disclosed is a hemodialysis treatment apparatus comprising an ultrafiltration unit allowing for exchange of solutes of a patient's blood plasma and a dialysate, resulting in a stream of cleaned blood for returning to the patient and a stream of spent dialysate; an electrodialysis device capable of reducing the amount of electrolytes in the spent dialysate; a forward osmosis unit comprising a membrane having a feed side and a draw side, the membrane being substantially impervious to solutes and essentially allowing only water to permeate, wherein a stream of spent dialysate from the ultrafiltration unit, is in fluid communication with the feed side and a stream of concentrated dialysate is in fluid communication with the draw side, resulting in a stream of dialysate, optionally after adjustment of the concentration of the solutes, for use in the ultrafiltration unit and a stream of concentrated spent dialysate; and a pump for pumping blood plasma from the patient to the ultrafiltration unit.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
A vesicle incorporate a transmembrane protein, the vesicle forming material including a mixture of poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene glycol) and polyetheramine. The vesicle can generally withstand elevated temperature without substantial shrinkage of the diameter, which in turn results in maintenance of the water permeability virtually unaffected. Pluronic based vesicles have a large content of amino groups available on the surface illustrated by the larger zeta potential values available for crosslinking in the polyamide layer by chemical reaction with trimesoyl chloride (TMC).
A hollow fiber module comprising a plurality of hollow fiber cartridges is disclosed. Each hollow fiber cartridge comprises a bundle of semi-permeable hollow fibers, said bundle being surrounded by a shell extending longitudinally along the length of the bundle and potted at both ends in a resin, thereby defining a lumen side volume for the treatment of a first solution and a shell side volume for the treatment of a second solution, said shell being provided with a port for receiving the second solution to be treated in the shell side volume and another port for discharging the treated second solution. The hollow fiber module comprises a first end cap comprising an inlet for the first solution and a distributer for distributing the first solution to a first end of each of the hollow fiber cartridges and a second end cap comprising a collector for collecting the treated first solution from the second end of each of the hollow fiber cartridges and an outlet for the treated first solution. The module also comprises a first connector comprising an inlet for the second solution and a distributer for distributing the second solution to a port of each of the hollow fiber cartridges and a second connector comprising a collector for collecting the treated second solution from the other port of each of the hollow fiber cartridges and an outlet for the treated second solution. The module meets the market need for a hollow fiber module having a large membrane area.
A hollow fiber module comprising a plurality of hollow fiber cartridges is disclosed. Each hollow fiber cartridge comprises a bundle of semi-permeable hollow fibers, said bundle being surrounded by a shell extending longitudinally along the length of the bundle and potted at both ends in a resin, thereby defining a lumen side volume for the treatment of a first solution and a shell side volume for the treatment of a second solution, said shell being provided with a port for receiving the second solution to be treated in the shell side volume and another port for discharging the treated second solution. The hollow fiber module comprises a first end cap comprising an inlet for the first solution and a distributer for distributing the first solution to a first end of each of the hollow fiber cartridges and a second end cap comprising a collector for collecting the treated first solution from the second end of each of the hollow fiber cartridges and an outlet for the treated first solution. The module also comprises a first connector comprising an inlet for the second solution and a distributer for distributing the second solution to a port of each of the hollow fiber cartridges and a second connector comprising a collector for collecting the treated second solution from the other port of each of the hollow fiber cartridges and an outlet for the treated second solution. The module meets the market need for a hollow fiber module having a large membrane area.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
The present invention relates to a method for enriching an aqueous ethanolic solution in ethanol, comprising the steps of providing a forward osmosis membrane module comprising a first chamber, a second chamber and a semi-permeable membrane separating the first and the second chamber, coupling an inlet of the first chamber fluidly to a source of an aqueous ethanolic solution, coupling an inlet of the second chamber fluidly to a source for a concentrated draw solution, and recovering an aqueous ethanolic solution enriched in ethanol at an outlet of the first chamber and a diluted draw solution at the outlet of the second chamber.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
Disclosed is a process for the production of a membrane protein comprising the steps of: expressing a membrane protein in a host organism present in an aqueous medium, liberating the membrane protein from the host organism, adding a detergent solution to solubilize the membrane protein, recovering a liquid fraction of the solubilized membrane protein, subjecting the liquid fraction to chromatography to bind or retain the membrane protein on a stationary phase, and eluting the stationary phase with an elution buffer to produce the membrane protein. The process can produce relatively large amounts of membrane proteins in an efficient way without compromising the quality of the end product.
Disclosed is a process for the production of a membrane protein comprising the steps of: expressing a membrane protein in a host organism present in an aqueous medium, liberating the membrane protein from the host organism, adding a detergent solution to solubilize the membrane protein, recovering a liquid fraction of the solubilized membrane protein, subjecting the liquid fraction to chromatography to bind or retain the membrane protein on a stationary phase, and eluting the stationary phase with an elution buffer to produce the membrane protein. The process can produce relatively large amounts of membrane proteins in an efficient way without compromising the quality of the end product.
a-bc-de-fe-f as an additive, and a transmembrane protein. The tubular membrane offers the possibility of dewatering highly viscous liquids or liquids with a high solid or oily content.
The present invention relates to a water extraction system for up-concentration of organic solutes comprising a flow cell comprising a membrane; said membrane comprising an active layer comprising immobilized aquaporin water channels and a support layer, and said membrane having a feed side and a non-feed side; and an aqueous source solution in fluid communication with the feed side of the membrane. The system also includes an aqueous source solution in fluid communication with the feed side of the membrane and an aqueous draw solution in fluid communication with the draw side of the membrane. The aqueous source solution comprises the organic solutes. The membrane module comprises an inlet and an outlet for the aqueous draw solution. The aquaporin vesicles are formed by self-assembly of block copolymers in the presence of an aquaporin protein suspension.
B01D 71/74 - Natural macromolecular material or derivatives thereof
C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
The present invention relates to a vesicle incorporating a transmembrane protein, wherein the vesicle forming material comprises a mixture of poly(ethylene glycol)-block- poly(propylene glycol)-block-poly(ethylene glycol) and polyetheramine. The vesicle according to the invention generally withstand elevated temperature without substantial shrinkage of the diameter, which in turn results in maintenance of the water permeability virtually unaffected. Pluronic based vesicles have a large content of amino groups available on the surface illustrated by the larger zeta potential values available for crosslinking in the polyamide layer by chemical reaction with trimesoyl chloride (TMC).
C08L 53/00 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers
The present invention relates to self-assembled nanostructures comprising polyalkyleneimine (PAI) and a detergent solubilized transmembrane protein, such as an aquaporin protein.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
Described herein is a method of producing a hollow fiber membrane having an outside coating with a thin film composite (TFC) layer comprising a transmembrane protein, said method comprising the steps of: preparing an aqueous solution comprising a self-assembled nanostructure comprising polyalkyleneimine (PAI) and a detergent solubilized transmembrane protein and a di- or triamine, preparing an apolar solution comprising a di- or triacyl halide in an apolar organic solvent, contacting a hollow fiber membrane with the either the solution according to step a) or the solution according to step b), removing excess solution if any, contacting the hollow fiber membrane with the other solution, allowing an interfacial polymerization reaction to take place, and rinsing the hollow fiber membrane with an aqueous solvent. The hollow fiber is applicable e.g. for extracting water from the product solution.
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
Spiral wound membrane rolls and modules and methods for making such membrane rolls and modules are described, along with water extraction or water filtrations systems comprising the spiral wound membrane rolls and modules and the use thereof in a forward osmosis process, an assisted forward osmosis process or a pressure retarded osmosis process.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
The present invention relates to a vesicle in a liquid composition comprising an amphiphilic diblock copolymer of the PMOXAa-b-PDMSc-d type as vesicle membrane forming material, further comprising as an additive from about 0.05% to about 1% v/v of reactive end group functionalised PDMSe-f, and a transmembrane protein. The vesicle optionally comprises about 1 to about 12 % v/v of triblock copolymer of the PMOXAa-b-PDMSc-d-PMOXAa-b type as membrane forming material.
The present invention relates to a vesicle in a liquid composition comprising an amphiphilic diblock copolymer of the PMOXAa-b-PDMSc-d type as vesicle membrane forming material, further comprising as an additive from about 0.05% to about 1% v/v of reactive end group functionalised PDMSe-f, and a transmembrane protein. The vesicle optionally comprises about 1 to about 12 % v/v of triblock copolymer of the PMOXAa-b-PDMSc-d-PMOXAa-b type as membrane forming material.
Disclosed is a vesicle comprising polystyrene-polyacrylic acid (PS-PAA) block copolymer and an amphiphilic functional molecule. The vesicle is stable even at elevated temperatures and the amphiphilic functional molecule remains active. Also discloses is a selectively permeable membrane comprising a support layer and a selective layer incorporating the vesicles.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
The present invention relates to self-assembled nanostructures comprising polyalkyleneimine (PAI) and a detergent solubilized transmembrane protein, such as an aquaporin protein.
The present invention relates to self-assembled nanostructures comprising polyalkyleneimine (PAI) and a detergent solubilized transmembrane protein, such as an aquaporin protein.
The present invention relates to systems, methods and uses for recycling at least a part of water lost during various renal replacement therapy processes, e.g. in the preparation of a fresh dialysate solution or fresh reconstitution fluid for kidney disease dialysis and hemofiltration by utilizing water from the spent fluids. The system of the invention is useful in hemodialysis and in peritoneal dialysis as well as in hemofiltration for reuse of water from filtrates and spent fluids. In addition, the system of the invention is useful in the development of a renal assist device or artificial kidney.
A61M 1/34 - Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration, diafiltration
A61M 1/16 - Dialysis systemsArtificial kidneysBlood oxygenators with membranes
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
01 - Chemical and biological materials for industrial, scientific and agricultural use
11 - Environmental control apparatus
Goods & Services
Chemicals and chemical products for use in water
purification and the purification of liquids; purification
chemicals; substances for the purification of water and
liquids; purification preparations. Desalination apparatus and installations; desalination
plants; apparatus for water supply and sanitary purposes;
apparatus, installations and machines for the purification
of liquids and water.
58.
A SYNTHETIC PROCESS OF A BLOCK COPOLYMER AND USES THEREOF
The present invention relates to a process for synthesizing amphiphilic block copolymers. The invention further relates to novel vesicles comprising said block copolymers having the structures according to Formulae (I) and (II) and novel uses of said block copolymers as a matrix forming material for incorporation of transmembrane molecules, such as aquaporins.
The present invention relates to systems, methods and uses for recycling at least a part of water lost during various renal replacement therapy processes, e.g. in the preparation of a fresh dialysate solution or fresh reconstitution fluid for kidney disease dialysis and hemofiltration by utilizing water from the spent fluids. The system of the invention is useful in hemodialysis and in peritoneal dialysis as well as in hemofiltration for reuse of water from filtrates and spent fluids. In addition, the system of the invention is useful in the development of a renal assist device or artificial kidney.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
A61M 1/16 - Dialysis systemsArtificial kidneysBlood oxygenators with membranes
A61M 1/34 - Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration, diafiltration
The present invention relates to a hollow fiber (HF) module having fibers modified with a thin film composite (TFC) layer comprising aquaporin water channels.
B01D 39/00 - Filtering material for liquid or gaseous fluids
B01D 39/14 - Other self-supporting filtering material
B01D 29/00 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
B01D 63/00 - Apparatus in general for separation processes using semi-permeable membranes
B01D 33/21 - Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with hollow filtering discs transversely mounted on a hollow rotary shaft
B05D 5/00 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
C08J 3/24 - Crosslinking, e.g. vulcanising, of macromolecules
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
The present invention relates to a water extraction system comprising a flow cell comprising a membrane; said membrane comprising an active layer comprising immobilized aquaporin water channels and a support layer, and said membrane having a feed side and a non-feed side; and an aqueous source solution in fluid communication with the feed side of the membrane.
B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
The present invention relates to a hollow fiber (HF) module having fibers modified with a thin film composite (TFC) layer comprising aquaporin water channels.
The present invention relates to a hollow fiber (HF) module having fibers modified with a thin film composite (TFC) layer comprising aquaporin water channels.
Present invention relates to a thin film composite membrane wherein a thin selective layer, having incorporated amphiphilic vesicles, is supported by a microporous substrate. A process of preparing the thin film composite membrane and its use are also disclosed.
A liquid membrane matrix is disclosed in the form of an aquaporin containing bulk liquid membrane matrix (BLM), wherein said liquid membrane matrix is formed from a solution of an amphiphilic copolymer detergent wherein transmembrane proteins have been functionally incorporated and wherein said matrix further contains a stabilising oil phase. The uses of the membrane matrix include water extraction from liquid aqueous media by forward osmosis, e.g. for desalination of salt water.
01 - Chemical and biological materials for industrial, scientific and agricultural use
03 - Cosmetics and toiletries; cleaning, bleaching, polishing and abrasive preparations
05 - Pharmaceutical, veterinary and sanitary products
11 - Environmental control apparatus
Goods & Services
[ Chemicals and chemical products for use in water purification and the purification of liquids; water purification chemicals; substances for the purification of water and liquids; chemical water and liquid purification preparations and water extractions, namely, lipid mixtures, hydrogels, stable aquaporin protein suspensions, block co-polymers; biomedical compounds and chemicals, namely, stabilized biomimetic membranes and membrane arrays for industrial research and domestic, pharmaceutical, scientific and industrial use, all of the foregoing containing or being used together with aquaporins ] [ Cosmetics, namely, skincare preparations that contain aquaporins ] [ Pharmaceutical and veterinary preparations that contain aquaporins for use in relation to haemodialysis and peritoneal dialysis ] Instruments and apparatus for use in water and liquid purification, namely, flat disk filter units, hollow fiber units and modules, spiral wound filter modules; instruments for use in biochemical purification of water, namely, water purification filter units; water purification and machines for ultra-pure water production and treatment of industrial process water, sewage, and recycled water; desalination apparatus and installations; [ water desalination plants for brackish and salt water, sewage, urine, recycled water and industrial water effluents; ] water purifying apparatus for the production of ultra-pure water and desalinated water; water purification installations for purifying natural or industrial water sources; filters for water purification units, namely, filter membranes for ultra-pure water production systems; [ filters for electro-deionisation plants, namely, flat disk membranes, hollow fiber units and modules, spiral wound module membranes and housings for such filter membranes; ] instruments and apparatus for use in biochemical purification of water, namely, a laboratory water purification unit for use in biochemical purification of water featuring stabilized biomimetic membranes and membrane arrays, all of the foregoing featuring aquaporin membrane technology
01 - Chemical and biological materials for industrial, scientific and agricultural use
03 - Cosmetics and toiletries; cleaning, bleaching, polishing and abrasive preparations
05 - Pharmaceutical, veterinary and sanitary products
11 - Environmental control apparatus
Goods & Services
Chemicals and chemical products for use in water purification and the purification of liquids; purification chemicals; substances for the purification of water and liquids; purification preparations. Cosmetics, namely skincare preparations. Pharmaceutical and veterinary preparations for use in relation to haemodialysis and peritoneal dialysis. Desalination apparatus and installations; desalination plants; apparatus for water supply and sanitary purposes; apparatus, installations and machines for the purification of liquids and water.
A liquid membrane system is disclosed in the form of a biochannel containing bulk liquid membrane (BLM), biochannel containing emulsion liquid membrane (ELM), and biochannel containing supported (immobilised) liquid membrane (SLM), or a combination thereof, wherein said liquid membrane system is based on vesicles formed from amphiphilic compounds such as lipids forming a bilayer wherein biochannels have been incorporated and wherein said vesicles further contain a stabilising oil phase. The uses of the membrane system include water extraction from liquid aqueous media by forward osmosis, e.g. for desalination of salt water.
Assay methods for use in the development and test of liquid membrane systems are disclosed for determining whether a specific combination of membrane-forming lipid and a membrane protein is capable of forming a biomimetic membrane in which the membrane protein is correctly folded. The methods employ a membrane protein labelled with a fluorescent label having a fluorescent property that is dependent on the environment of the membrane protein in the biomimetic membrane formed by the combination of the membrane protein, the lipid and optionally other components of the liquid membrane.
B01D 69/00 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor
G01N 33/58 - Chemical analysis of biological material, e.g. blood, urineTesting involving biospecific ligand binding methodsImmunological testing involving labelled substances
Disclosed herein is a membrane scaffold comprising a planar material having a hydrophobic surface and a functional area comprising a plurality of apertures. The apertures have a diameter of from about 80µm to about 3000µm and the rims of the apertures comprise bulges extending above and/or below the surface level of the planar material. The membrane scaffold is useful in the preparation of a composite biomimetic membrane wherein functional channel forming molecules have been incorporated in said membrane.
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
01 - Chemical and biological materials for industrial, scientific and agricultural use
09 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
11 - Environmental control apparatus
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
[ Biomedical compounds and chemicals, namely, stabilized biomimetic membranes for industrial research and domestic, pharmaceutical, scientific and industrial use ] Scientific instruments and apparatus for use in the research of biochemical purification of water, namely, reverse osmosis filtering membranes, forward osmosis filtering membranes, semi-permeable filtering membranes for scientific use, encapsulated water filtering membranes [ Instruments for medical use in biochemical testing or purification, used for purification or up-concentration of biological analytes or biosensors ] Filters for water purification units, namely, filter membranes for ultra-pure water production systems; instruments and apparatus for use in biochemical purification of water, namely, a laboratory water purification unit for use in biochemical purification of water featuring stabilized biomimetic membranes and membrane arrays [ Water treatment and purification services in ultra-pure water production systems; desalination services, desalination of water and other liquids, namely, brackish and salt water, sewage, recycled water and industrial water effluents, urine, gasoline, sewage, water and liquid purification services ] [ Technology consultation in the field of production of ultra-pure water, preparation and use of biomimetic membranes and aquaporin proteins, and power generation ]
01 - Chemical and biological materials for industrial, scientific and agricultural use
09 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
11 - Environmental control apparatus
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
[Chemicals and chemical products for use in water purification and the purification of liquids; water purification chemicals; substances for the purification of water and liquids; chemical water and liquid purification preparations and water extractions, namely, lipid mixtures, hydrogels, stable aquaporin protein suspensions, block co-polymers;] [ biomedical compounds and chemicals, namely, stabilized biomimetic membranes and membrane arrays for industrial research and domestic, pharmaceutical, scientific and industrial use ] Scientific instruments and apparatus for use in the research of biochemical purification of water, namely, reverse osmosis filtering membranes, forward osmosis filtering membranes, semi-permeable filtering membranes for scientific use, encapsulated water filtering membranes, [ ultra filtration membranes comprising lipid bilayers incorporating functional aquaporins for laboratory apparatus, ] [and parts therefor, fluid filters for use in scientific laboratory equipment and apparatus, and water filter controllers, scientific laboratory housing and modules for filtration membranes, namely, flat disk filter cases and spiral wound filter cases] [Medical machines for testing for kidney function; medical machines for purifying blood plasma; medical apparatus and installation for testing for the function of the blood and kidney; medical installations, namely, artificial kidney and dialysis apparatus, for use in purifying blood plasma; instruments for medical use in biochemical testing or purification, used for purification or up-concentration of biological analytes or biosensors] [Instruments and apparatus for use in water and liquid purification, namely, flat disk filter units, hollow fiber units and modules, spiral wound filter modules; instruments for use in biochemical purification of water, namely, water purification filter units; water purification and machines for ultra-pure water production and treatment of industrial process water, sewage, and recycled water; desalination apparatus and installations; water desalination plants for brackish and salt water, sewage, urine, recycled water and industrial water effluents; water purifying apparatus for the production of ultra-pure water and desalinated water; water purification installations for purifying natural or industrial water sources; ] filters for water purification units, namely, filter membranes for ultra-pure water production systems [ ; filters for electro-deionisation plants, namely, flat disk membranes, hollow fiber units and modules, spiral wound module membranes and housings for such filter membranes ] [ ; instruments and apparatus for use in biochemical purification of water, namely, a laboratory water purification unit for use in biochemical purification of water featuring stabilized biomimetic membranes and membrane arrays ] [Water treatment and purification services in ultra-pure water production systems and electro-deionisation plants; desalination services, desalination of water and other liquids, namely, brackish and salt water, sewage, recycled water and industrial water effluents, urine, gasoline, sewage, water and liquid purification services] [Biotechnology and biological research, testing, design and development services; preparation of reports, laboratory research and development services in the field of the development of biomimetic membranes and in the field of scientific products for use in water purification, water extraction and other liquid purification processes; scientific research in biomimetic membranes, biosensors and aquaporin proteins; technology consultation in the field of production of ultra-pure water, preparation and use of biomimetic membranes and aquaporin proteins, biosensors and power generation]
01 - Chemical and biological materials for industrial, scientific and agricultural use
09 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
11 - Environmental control apparatus
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemicals and chemical products for use in water purification and the purification of liquids; purification chemicals; substances for the purification of water and liquids; purification preparations. Scientific apparatus and instruments for use in water and liquid purification; purification installations and machines; instruments for use in biochemical purification. Medical testing or purification apparatus, installations and machines; instruments for medical use in biochemical testing or purification. Desalination apparatus and installations; desalination plants; apparatus, installations and machines for the purification of liquids and water. Desalination services, desalination of water and other liquids, water and liquid purification services, treatment of water and liquids. Biotechnology and biological research, testing, design and development services; preparation of reports, laboratory research and development services; exploitation of scientific research and technology; information, consultancy and advisory services relating to all of the aforesaid.
