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WO/2016/024464A1 |
This polymer functional film comprises a surface layer and a negative ion exchange membrane or positive ion exchange membrane, and the surface layer contains a polymer that includes a cross-linked structure having, in the cross-linking p...
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WO/2016/024454A1 |
In the present invention, a functional polymer film: comprises a porous support body; includes, at least in the interior of the support body, an ion exchange polymer with a constituent unit represented by formula 1; and includes a compou...
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WO/2016/024453A1 |
A macromolecular functional membrane for removing nitrate ions contains as component A an ion exchange polymer containing a building block represented by formula CL, and has an ion exchange capacity represented by formula a of 2.5-6.0 me...
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WO/2016/024560A1 |
The purpose of the present invention is to provide a high-performance ion exchange membrane having few defects and adequate mechanical strength, a method for manufacturing the same, and a module and device provided with the ion exchange ...
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WO/2016/024465A1 |
A polymer functional film is provided which comprises a porous support body, and a resin layer and an auxiliary layer which are supported on the porous support body. Both the resin layer and the auxiliary layer contain an ion exchange po...
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WO/2016/014636A1 |
Embodiments of the invention relate generally to anion exchange membranes and, more particularly, to anion exchange membranes comprising a styrene block copolymer and methods for their manufacture. In one embodiment, the invention provid...
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WO/2016/012815A1 |
The present invention relates to a method of removing chromate ions from an ion- exchange effluent, the method comprising: (i) providing an ion-exchange effluent comprising chromate ions obtained from the regeneration of an ion-exchange ...
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WO/2015/162272A1 |
The invention relates to a process for preparing a crystalline solid material of formula LiCl.2Al(OH)3.nH2O with n being between 0.01 and 10, said process comprising at least the following steps: a) a step of mixing, in an aqueous medium...
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WO/2015/152173A1 |
Provided is a method that recovers high yields of an acid of an anionic fluorine-containing emulsifier from a basic ion exchange resin to which is physisorbed a nonionic surfactant and to which is adsorbed the anionic fluorine-containing...
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WO/2015/146810A1 |
A polymeric functional film which has a structure represented by general formula (1) and a structure represented by general formula (2), and has an ion exchange capacity of 2.0-7.0 meq/g. In general formula (1), LL represents a single bo...
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WO/2015/146809A1 |
A polymeric functional film which has a structure represented by general formula (1) and a structure represented by general formula (2), and has an ion exchange capacity of 2.0-7.0 meq/g; and a method for producing this polymeric functio...
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WO/2015/141450A1 |
Provided are: an anion exchange resin that is capable of producing an electrolyte membrane for fuel cells, a binder for forming an electrode catalyst layer and a battery electrode catalyst layer, each of which has excellent durability; a...
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WO/2015/133347A1 |
An ion-exchange polymer that includes a structure that is represented by general formula (1), a production method for the ion-exchange polymer, an electrolyte membrane and a production method therefor, and a composition for the productio...
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WO/2015/129702A1 |
Provided is a functional polymer film comprising a porous support and a crosslinked polymer electrolyte, wherein the film thickness of the functional polymer film is less than 100 µm, the crosslinked polymer electrolyte is a crosslinked...
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WO/2015/129703A1 |
An ion-exchange membrane obtained using an ionic monomer having at least two or more polymerizable functional groups, wherein the ion-exchange membrane has a hydrophobicity index (H) of 1.6 or higher as determined by the formula in a mon...
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WO/2015/129698A1 |
In the present invention, a sucrose solution is purified by passing the sucrose solution in order through a first column packed with an acrylic-based OH-type strong basic anion exchange resin and a second column arranged downstream from ...
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WO/2015/117740A1 |
The invention relates to a polymer blend having an ion conductivity of at least 10-3 S/cm at room temperature (24 °C) in water and comprising a) a polymer which is a sulfonated poly(arylene sulfone) comprising or consisting of one or mo...
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WO/2015/111714A1 |
The present invention refines a sucrose solution by successively passing the sucrose solution through a first column, which is filled with an OH-type strongly basic negative ion exchange resin and an Na-type or K-type positive ion exchan...
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WO/2015/107958A1 |
The present invention is equipped with: an evaporator (51) for separating a branched and introduced absorbing solution (17) from a deteriorated substance; a heating unit (53) which obtains gaseous recovered steam (52) containing the gasi...
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WO/2015/098348A1 |
A process for producing a mixture of an anion exchanger and a cation exchanger, characterized by including an anion-exchanger conversion step (1) in which an aqueous carbon dioxide solution obtained by dissolving carbon dioxide gas in pu...
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WO/2015/075798A1 |
Provided is a method for separating elements and an element separation system in which the amount of waste liquid can be reduced without compromising the capability to separate the target elements. This element separation method is provi...
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WO/2015/073945A1 |
A method of removing chromium from water using a weak base anion exchange resin at a pH above about 5 includes the step of periodically reducing a flow of the water through the ion exchange resin for a rest period, such that a secondary ...
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WO/2015/053235A1 |
Provided is a method by which a fluorine-containing emulsifier can be simply and efficiently recovered from a liquid to be treated that contains a fluorine-containing polymer and the fluorine-containing emulsifier. A liquid to be treated...
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WO/2015/048907A1 |
Processes for treating aqueous solutions to remove dissolved selenium species, for example in the presence of an excess of sulphate anions, which include the use of strongly basic anion exchange resins, or co-precipitation and adsorption...
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WO/2015/041629A1 |
An ion exchange polymer is provided. The ion exchange polymer is a reaction product of a reaction between a crosslinker monomer and a cationic monomer. The crosslinker monomer is a reaction product of a reaction between a first crosslink...
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WO/2015/027921A1 |
The present invention relates to the technical field of improving the performance of ion exchange resin. Disclosed are an organic-pollution-resistant ion exchange resin, and preparation method and applications thereof. In the process of ...
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WO/2015/018931A1 |
The invention relates to a method for producing monodisperse, amido-methylated vinyl-aromatic bead polymers, ion exchangers produced from said monodisperse, amido-methylated vinyl-aromatic bead polymers produced by alkaline hydrolysis, t...
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WO/2015/017972A1 |
A method for treating an oil-containing aqueous mixture comprising the step of passing the mixture through a media comprising a bead-form cation exchange resin combined with a cationic surfactant, wherein the resin includes a sulfonated ...
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WO/2014/204686A1 |
A method for making an anion exchange or chelant resin comprising a vinyl aromatic polymer including a repeating unit comprising an aromatic ring substituted with an aliphatic amino group, wherein the method comprises the step of reactin...
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WO/2014/188158A1 |
A process of forming a porous polymer template material for use in selectively recovering a metal from a solution of the metal ions comprises polymerising a monomer admixed with a compound of the metal to be recovered, and then treating ...
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WO/2014/186095A1 |
Amino-containing polymeric materials and methods of making these materials are provided. More specifically, the amino-containing polymeric materials are prepared by treating a precursor polymeric material with an amine compound. The prec...
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WO/2014/165984A1 |
A monovalent ion permselective ion exchange membrane comprising a base layer consisting of an ion exchange membrane, and a monovalent ion permselective layer affixed to the surface of the base layer. The monovalent ion permselective laye...
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WO/2014/164425A1 |
A process for reducing thermally induced discoloration of fluoropolymer resin produced by polymerizing fluoromonomer in an aqueous dispersion medium to form aqueous fluoropolymer dispersion and isolating the fluoropolymer from the aqueou...
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WO/2014/163001A1 |
A method for producing an ion-exchange membrane by curing a composition containing (A) a monofunctional polymerizable compound represented by general formula (1), (B) a polyfunctional polymerizable compound represented by general formula...
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WO/2014/136692A1 |
Provided is a method that is for recovering an anionic fluorine-containing emulsifier and that can easily and efficiently recover the anionic fluorine-containing emulsifier adsorbed by a basic ion exchange resin. An organic solvent havin...
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WO/2014/126699A1 |
A method for removing uranium from an uranium-containing aqueous solution having a salinity of at least 0.5 ppt, comprise the step of passing the solution through a bed of anion exchange resin impregnated with polyphenol.
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WO/2014/122657A1 |
There is provided a membrane module comprising a membrane package comprising at least two membrane sleeves, wherein the membrane package is configured to allow essentially free flow of a first stream inside the sleeves and essentially fr...
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WO/2014/123525A1 |
Methods for producing or regenerating an iodinated resin are presented. The methods include converting iodide residues on a surface of and in pores of an iodide loaded anion exchange resin to iodine and iodine intermediates using a sourc...
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WO/2014/118572A1 |
The present invention relates to a method of regenerating an ion exchange material loaded with chromate ions and nitrate ions in an ion exchange column, the method comprising subjecting the loaded ion exchange column to a regeneration se...
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WO/2014/080427A1 |
The present invention describes process of preparation of inter-polymer film of p-methylstyrene-co-divinylbenzene and its conversion into anion exchange membrane through a greener route which dispenses with the use of chloromethyl ether....
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WO/2014/059516A1 |
A process for preparing an acrylamide-based crosslinking monomer comprising reacting in the presence of a catalyst an isocyanate compound containing at least two isocyanate groups with one of acrylic acid or methacrylic acid. These acryl...
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WO/2014/058849A1 |
This invention provides a family of cation-strung polymers capable of forming membranes having exceptional hydroxide ionic conductivity as well as low water uptake and methods of making the same. The invention also provides for using the...
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WO/2014/059323A1 |
A method for removing a contaminant from a fluid, the method comprising contacting the fluid comprising a contaminant at a first concentration with a purification medium for a time sufficient for binding of the contaminant to the medium ...
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WO/2014/050765A1 |
The purpose of the present invention is to provide artificial soil particles that demonstrate the well-balanced basic performance of soil, are high quality and easy to handle. These artificial soil particles (10) are formed by the aggreg...
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WO/2014/050992A1 |
A functional polymer membrane wherein the hole volume fraction of a composition, which contains a polymerizable compound (A) and a copolymerizable monomer (B), is between 0.6% and 3.0%, inclusive, after the composition was subjected to h...
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WO/2014/050993A1 |
A functional polymer membrane obtained by hardening a composition containing a polymerizable compound (A) represented by general formula (1), and a monofunctional polymerizable compound (B).
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WO/2014/050928A1 |
The present invention provides: an anionic exchange resin that is able to produce an exceptionally durable electrolyte layer for a fuel cell, binder for forming an electrode catalyst layer, and cell electrode catalyst layer; an electroly...
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WO/2014/044753A1 |
The invention relates to a method of separating and recovering xylose from a xylose-containing plant-based solution. The method is performed in a chromatographic separation system, which comprises one or more weak base anion exchange res...
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WO/2014/043083A2 |
The present invention is directed to compositions useful for use in membranes for sustainable transport of hydroxide (e.g., in fuel cells) and compositions useful for use in separators for use in lithium ion batteries, and membranes, sep...
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WO/2014/043174A1 |
Treatment of anion exchange materials containing hydroxyl containing moieties in the beta position relative to the quaternary center in the hydroxide form with glycidol substantially alters the selectivity of the anion exchange material....
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