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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/2024/056365A1 |
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/2024/053691A1 |
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/2024/053690A1 |
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/2024/047369A1 |
The invention discloses the synthesis and formation of novel polymer-coated inorganic particles. More specifically it discloses nanoparticles comprising a core of SiO2 coated by a natural or synthetic polymer. Preferably the natural poly...
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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/2024/045769A1 |
A static mixed-flow separation net applied to a spiral wound membrane. The static mixed-flow separation net is composed of several separation net strips (1), which are fixed by means of a separation net strip frame (3) and are uniformly ...
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WO/2024/044869A1 |
The present application provides a modified nanofiltration support membrane, a preparation method therefor and a composite nanofiltration membrane. The modified nanofiltration support membrane comprises a microporous membrane and a polym...
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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/2024/047264A1 |
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/2024/043163A1 |
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/2024/037662A1 |
A preparation method for and the use of a bismuth ion filter membrane. The preparation method comprises the following steps: putting a filter membrane base material into a cleaner, adding a solution of a nonionic chelating agent and wate...
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WO/2024/038369A1 |
Embodiments of the present disclosure describe a mixed-matrix membrane (MMM), and methods of fabricating a MMM, that includes a filler and a seamless polymer matrix forming a first zone and a second zone. The density of the filler is asy...
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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/2024/039656A2 |
In one aspect, a tubular membrane apparatus having an inlet header to receive a first fluid, an outlet header, and a plurality of elongate tubular membranes having interiors that permit the first fluid to flow from the inlet header to th...
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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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WO/2024/031541A1 |
The present invention is suitable for the field of high polymer materials, and provides a method for preparing a multifunctional graphene oxide and a method for preparing a PVCPVDF composite film. By using graphene oxide as a substrate a...
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WO/2024/030037A1 |
A multifunctional clay based ceramic membrane includes halloysite nanotube (HNT) at a first weight percent, alumina at a second weight percent, and a pore forming agent at a third weight percent. The first weight percent is greater than ...
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WO/2024/024903A1 |
This substrate for a liquid filter includes a microporous polyolefin membrane, wherein: the average value of pore diameters of the microporous polyolefin membrane is 1 nm-50 nm; the average water flow rate value of the microporous polyol...
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WO/2024/024337A1 |
Provided are: a device for purifying and concentrating a liquid that contains a minute useful substance, the device being capable of producing a liquid that contains a minute useful substance at high purity and high concentration (a puri...
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WO/2024/024135A1 |
This purge device comprises: purge piping that is connected to a condenser and that purges mixed gas, which includes refrigerant gas and non-condensable gas, from the condenser; a separation membrane that is provided to the purge piping ...
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WO/2024/020344A1 |
Various embodiments of the disclosure provide a cell processing system including: a liquid patch panel (LPP) including a flow coupler and a first flow path at least partially defined by the flow coupler. The flow coupler may include: a l...
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WO/2024/017120A1 |
A composite palladium-based alloy material, a preparation method therefor, and a use thereof. The composite palladium-based alloy material comprises Pd and a group IB metal; and in an XRD graph of the composite palladium-based alloy mate...
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WO/2024/019034A1 |
Provided is a hollow fiber membrane containing polyether sulfone, said hollow fiber membrane having a non-uniform structure in the thickness direction, wherein the gradient index, which is a ratio of the average pore diameter on the oute...
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WO/2024/018243A1 |
Method for end-sealing of hollow membrane filter fibers. During the method one end of the hollow filter fibers is immersed in a low-viscosity hardening sealing material. After the sealing material solidifies, filter fibers with end seals...
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WO/2024/018217A1 |
The present invention relates to laminate membranes for filtration of solutes. The membranes comprise graphene oxide and polyvinyl amine. The invention also relates to methods of reducing the amount of solutes in a mixture using said mem...
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WO/2024/012122A1 |
A high-degassing polyolefin hollow fiber membrane, a preparation method therefor, and the use thereof in removing oxygen in ultrapure water. The polyolefin hollow fiber membrane comprises a main body, one side of the main body being an i...
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WO/2024/015050A1 |
The disclosed invention provides a hierarchically textured cement-based membrane exhibiting orthogonal wettability, specifically, superhydrophilic and underwater superoleophobic characteristics. In one embodiment, in situ formation of et...
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WO/2024/012121A1 |
A polyolefin hollow fiber membrane for asymmetric degassing, a preparation method therefor, and use thereof in removing oxygen and carbon dioxide from ultrapure water. The polyolefin hollow fiber membrane comprises a main body; one side ...
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WO/2024/013443A1 |
The present invention relates to a method for purifying 1,1,1,2,3,3-hexafluoropropane from a mixture comprising 1,1,1,2,3,3-hexafluoropropane and at least one contaminant selected from the group consisting of hydrogen, nitrogen and oxyge...
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WO/2024/014285A1 |
The present invention provides a new separation membrane that is suitable for separating an acidic gas from a gas mixture containing the acidic gas. A separation membrane 10 according to the present invention is provided with a separatio...
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WO/2024/013442A1 |
The present invention relates to a method for purifying chlorotrifluoroethylene from a mixture comprising chlorotrifluoroethylene (CTFE) and a hydrofluoroolefin; said method comprising a step (a') of bringing said mixture into contact wi...
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WO/2024/009189A1 |
The present disclosure relates to a filtering device adapted to be configured with an air conditioner. The device includes a base plate and a top plate. A plurality of membranes vertically configured between the base plate and the top pl...
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WO/2024/007767A1 |
An asymmetric cellulosic filter membrane used for virus removal and a preparation method therefor. The filter membrane comprises a main body, wherein one side surface of the main body is a first outer surface, and the other side surface ...
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WO/2024/009871A1 |
Provided are a wastewater treatment system and a wastewater treatment method, whereby it becomes possible to decrease the amount of a persistent water-soluble polymer in wastewater while preventing the increase in cost. The wastewater tr...
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WO/2024/007057A1 |
The present invention provides a joining and sealing arrangement for joining and sealing together a hydrogen separation membrane to a metallic connector comprising: a metallic hydrogen separation membrane mounted on or against a connecto...
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WO/2024/003141A1 |
The present invention relates to tangential flow filtration/chromatography systems, the use thereof, and methods of separation, particularly simultaneously separating one or more target molecules from cells, cell debris and further conta...
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