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WO/2022/255905A1 |
The present method includes preparing a working solution of elements to be separated in nitric or hydrochloric acid with a concentration in the range of 0.01-0.15 mol/L, sorbing lutetium-177 and ytterbium from said working solution in a ...
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WO/2022/254873A1 |
Provided are a fine particle adsorption material and removal method that enable sufficient removal of fine particles from a solvent having a low water content. This fine particle adsorption material is for adsorbing and removing fine par...
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WO/2022/245278A1 |
The present invention relates to a system for preparing a weakly acidic hypochlorous acid solution, the system comprising a first storage device for storing a dilute hypochlorite solution as a raw material, a reaction system comprising o...
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WO/2022/241689A1 |
A processes for purifying glycol ethers, comprises (a) providing a glycol ether to a first vessel, the glycol ether, the glycol ether having the following formula: R 1-O- (CHR 2CHR 3) O) nR 4; wherein R 1 is an alkyl group having 1 to 9 ...
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WO/2022/236415A1 |
The present disclosure relates to a membrane apparatus for selectively retaining and releasing target cations, such as lithium. The membrane apparatus comprises a cation exchange layer and an anion exchange layer that are coupled and con...
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WO/2022/229904A1 |
In some aspects, the present disclosure pertains to chromatographic materials that comprise (a) a bulk material and (b) a zwitterionic polymer covalently linked to a surface of the bulk material, in which the zwitterionic polymer compris...
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WO/2022/230998A1 |
The present invention addresses the problem of providing an ion exchange membrane with which: the surface area of a membrane effective for ion permeation can be increased; an electrical resistance of a flow passage between membranes and ...
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WO/2022/230850A1 |
Provided are a metal ion–containing nonaqueous solvent production material and a metal ion–containing nonaqueous solvent production method such that it is possible to produce a metal ion–containing nonaqueous solvent in which the c...
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WO/2022/209233A1 |
Provided are a dry ion exchange resin manufacturing method and manufacturing device with which it is possible to obtain a dry ion exchange resin having a reduced moisture content and metal content, and a treated liquid purifying method a...
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WO/2022/209391A1 |
Provided is a method for purifying a non-aqueous liquid in a simple and cost-efficient manner, without requiring a large amount of the non-aqueous liquid, by using an ion exchange resin having a reduced water content. The method for puri...
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WO/2022/209392A1 |
Provided is a method for purifying a hydrolyzable organic solvent, the method making it possible to reduce the metal impurity concentration in the hydrolyzable organic solvent while suppressing the generation of acids. There is used a me...
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WO/2022/202319A1 |
The present invention addresses the problem of providing a selective water purification material and a selective water purification device, which are capable of removing, from water to be subjected to water purification, heavy metal ions...
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WO/2022/192963A1 |
The present invention provides a method of producing core-shell polymer microbeads, the method comprising: (a) providing a core solution containing one or more water insoluble polymers in a water-soluble solvent; (b) providing a shell so...
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WO/2022/186881A1 |
Compositions and methods related to the synthesis and application of poly(aryl ether) s are generally described.
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WO/2022/186882A1 |
Compositions and methods related to the synthesis and application of poly(aryl ether) s are generally described.
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WO/2022/184956A1 |
Disclosed is a method for electrodepositing a metal on a metallic piece (1), which comprises connecting the metallic piece (1) to be treated to a first electrolytic pole of an electric generator and to a second pole opposite the first po...
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WO/2022/183206A1 |
Lithium-containing thiostannate spinel compounds having the formula Li2M1+xSn3-xS8, where x is 0 or 1 and M is Mg, Fe, Mn, Ni, Ga, In, or a combination thereof; or the formula Li1.66CuSn3.33S8 are provided. Methods and devices for detect...
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WO/2022/181092A1 |
This method for regenerating a water-softening device 10 involves the use of a water-softening device 10 provided with a water-softening tank 12 that accommodates a weakly acidic cation exchange resin, an electrolysis tank 14 that genera...
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WO/2022/177425A1 |
A method is presented for reducing sodium content of cultivation water for plants. This method comprising the steps of: contacting cultivation water with a cation exchange resin configured to capture at least sodium ions, resulting in an...
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WO/2022/162083A1 |
A polymer film comprising anionic groups and 0.008 to 25mg/g of each of components (a) and (b): (a) a crosslinking agent which is free from fluoro groups and comprises a group of Formula (I); and (b) a non-ionic crosslinking agent; Formu...
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WO/2022/144718A1 |
The present invention relates to adsorbent cartridges each one comprising a cross-linked ion exchange membrane anchored to a support material, a process based upon a continuous flow technique for the production of said cartridges as well...
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WO/2022/123575A1 |
The present invention pertains to present invention relates to a device comprising conjugate/s, and uses thereof in depleting at least one amine, specifically ammonia from body fluids. The present disclosure further provides systems, app...
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WO/2022/113741A1 |
This water softening device (1) comprises a water softening tank (3) and a neutralizing tank (4). The water softening tank (3) softens raw water containing hardness components by means of a weakly acidic cation exchange resin (7). In add...
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WO/2022/102263A1 |
The present invention provides a purification method for a liquid to be processed, said method reducing the content of metal impurities in a liquid to be processed containing tetraalkylammonium ions, while being capable of suppressing th...
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WO/2022/102326A1 |
A method for more accurately analyzing the contents of metal impurities in a liquid (ultrapure water) containing a low concentration of metal impurities is characterized by including: a liquid passing step for allowing the liquid to pass...
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WO/2022/098397A1 |
A boron-containing proton-exchange solid support may include a proton-exchange solid support comprising an oxygen atom and a tetravalent boron-based acid group comprising a boron atom covalently bonded to the oxygen atom.
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WO/2022/091605A1 |
A method for purifying an organic solvent characterized by having an ion exchange treatment step for bringing an organic solvent to be treated into contact with an ion exchange resin and a distillation step for distilling the treated liq...
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WO/2022/087167A1 |
The present disclosure relates to compositions including a core moiety and a plurality of polymeric units, in which at least one of these can include an ionizable moiety or an ionic moiety. Materials, devices, and methods using such comp...
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WO/2022/084145A1 |
The invention relates to composite material comprising polymer microfibers and lithium- adsorbent particles characterized in that said polymer microfibers have a diameter comprised between 10 µm and 500 µm, and said composite material ...
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WO/2022/087169A1 |
The present disclosure relates to compositions including a first polymeric structure and a second polymeric structure, in which at least one of these can include an ionizable moiety or an ionic moiety. Materials, devices, and methods usi...
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WO/2022/069386A1 |
A membrane comprising an anion exchange layer (AEL) and a cation exchange layer (CEL) wherein the CEL is obtainable by a process comprising curing a curable composition comprising a compound of Formula (I): Formula (I) wherein: X is is o...
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WO/2022/069385A1 |
A polymer film obtainable by curing a composition comprising a compound of Formula (I) wherein: R' is vinyl, epoxy or C1-3-alkylenethiol: n has a value of 1 or 2; m has a value of 1, 2 or 3; M'+ is a cation; wherein X is as defined in th...
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WO/2022/072998A1 |
A process for removing Pb2+ toxins from bodily fluids is disclosed. The process involves contacting the bodily fluid with an ion exchange composition to remove the metal toxins in the bodily fluid, including blood and gastrointestinal fl...
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WO/2022/072999A1 |
A process for removing Pb2+, Hg2+, K+ and NH4 + toxins from bodily fluids is disclosed. The process involves contacting the bodily fluid with an ion exchange composition to remove the metal toxins in the bodily fluid, including blood and...
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WO/2022/069384A1 |
A polymer film obtainable by polymerising a composition comprising: (a) a compound Formula (I); wherein: R is C1-4-alkyl, NH2 or C6-12-aryl; and M+ is a cation; (b) a monomer comprising at least two polymerisable groups; and (c) a solven...
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WO/2022/065702A1 |
A method for recovering active metals of a lithium secondary battery comprises the steps of: collecting a cathode active material mixture from the cathode of the lithium secondary battery; subjecting the cathode active material mixture t...
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WO/2022/064154A1 |
The invention relates to a purification method, comprising the following steps: - supplying a stream (6) comprising a non-ionised species, monovalent cations and divalent cations; - bringing the stream (6) into contact with a first catio...
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WO/2022/065158A1 |
A water softening device comprising: a water softening tank in which raw water is softened with a weakly acidic cation-exchange resin; a pH adjustment tank; an electrolysis tank in which acid electrolysis water is generated; a conductivi...
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WO/2022/039932A1 |
Embodiments of the present disclosure are directed to methods for recycling waste ion exchange materials comprising a first alkali metal salt and a second alkali metal salt comprising reducing the size of the waste ion exchange materials...
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WO/2022/030472A1 |
Provided is a device for generating aqueous hypochlorous acid that makes it possible to perform ion exchange and generate aqueous hypochlorous acid without causing the pH of a liquid to be treated to decrease to an extreme degree. The ...
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WO/2022/024815A1 |
Provided is a pure water production apparatus for producing pure water with a low boron concentration and TOC and a high specific resistance. This pure water production apparatus 21, which treats water to be treated to produce pure water...
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WO/2022/018619A1 |
Disclosed herein are methods and compositions for isolating a protein fraction from a potato sample. The methods include adjusting the potato sample containing the protein fraction to a pH of about 4.0 to 5.2; and loading the potato samp...
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WO/2022/004180A1 |
This water softening device (1) comprises a water softening tank (3), a neutralizing tank (4), an electrolyzing tank (12), and a control unit (30). The water softening tank (3) softens, with a weakly acidic cation exchange resin (10), ra...
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WO/2021/252587A1 |
The present disclosure is directed to methods and systems of purifying solvents. The purified solvents can be used, e.g., as pre-wet liquids, solution developers, and cleaners in a multistep semiconductor manufacturing process.
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WO/2021/238315A1 |
A grafted quaternary ammonium group cation resin and a preparation method therefor. The method comprises sequentially adding cross-linked chloromethyl polystyrene resin, trimethylamine hydrochloride, and a 20% sodium hydroxide aqueous so...
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WO/2021/236435A1 |
Methods and systems (300) for separation of thorium from uranium and their decay products are provided. The method comprises combining a nuclear fuel feedstock (102) comprising thorium and uranium with a first acid (104, 204) to form a f...
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WO/2021/225583A1 |
A solid polymer electrolyte including a cross-linked ionic liquid (IL) matrix having functional group capable of interacting with lithium ions; polymerizable PEM formulations containing polymerizable ionic liquid (IL) materials (monomers...
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WO/2021/215486A1 |
The present invention provides a method for producing lithium hydroxide, said method enabling the production of lithium hydroxide from lithium sulfate at a relatively low cost. A method for producing lithium hydroxide from lithium sulfat...
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WO/2021/215099A1 |
In the present invention, weakly acidic cation exchange resin is regenerated by: replacing desalinated waste water hardness-components, which are produced as a result of a desalination treatment in an ultrapure water production process, ...
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WO/2021/211060A1 |
An aspect of the disclosure relates to a dialysate regenerator, including: a purification means; at least one reversible retainer including an ion reservoir; a dialysate flow path including a dialysate inlet for receiving a dialysate, a ...
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