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Matches 1 - 50 out of 4,064

Document Document Title
WO/2020/081518A1
Some embodiments provide a method for removing purine compounds from a fluid mixture. The purines removed from the fluid mixture can be represented by a purine compound of the following formula: Other embodiments include an ion-exchange,...  
WO/2020/078710A1
A method for providing aqueous compositions with reduced content of organic fluorinated compounds The invention relates to a method for providing aqueous compositions with reduced content of fluorosubstituted organic acids and/or fluorin...  
WO/2020/068803A1
A method of removing from water at least one of algae, bacteria, toxins produced by algae, toxins produced by bacteria, and algae nutrients by placing an open-cell foam material into the water, leaving the material in the water for suffi...  
WO/2020/044348A1
Compositions comprising a tetraaryl ammonium salt, a tetraaryl ammonium salt covalently bound to a polymer and methods for manufacturing the same are disclosed. The disclosed compositions are useful e.g., for an anion exchange membrane, ...  
WO/2020/043833A1
The present invention provides a process for capturing CO2 from a gas stream, the process at least comprising the steps of: (a) providing a CO2-containing gas stream; (b) contacting the gas stream as provided in step (a) in an adsorption...  
WO/2020/039271A1
Provided herein are methods, systems, and computer-readable media for controlling a deacidification process for an aqueous fluid circulated through a deacidification column. A first pH value, indicative of a pH of the fluid before circul...  
WO/2019/244443A1
Provided is a method for removing boron from water to be treated, the method including: a step for subjecting the water to be treated to a reverse osmosis membrane treatment; a step for subjecting at least a portion of permeated water af...  
WO/2019/238625A1
The invention relates to a method for producing amido-methylated vinyl-aromatic bead polymers.  
WO/2019/230276A1
This method for treating a treatment liquid comprises a removal step for removing impurities from a filtrate h to obtain a boron solution k, by circulating, through an anion exchange resin 11, the filtrate h as a treatment liquid contain...  
WO/2019/221187A1
This ultrapure water production method, for treating raw water for ultrapure water production with an ultrapure water production device to supply the obtained ultrapure water to a use point, is characterized in that: said raw water for u...  
WO/2019/209141A1
The group of inventions relates to technology for producing solutions of mineral fertilizers. In order to process source water, three consecutively arranged ion-exchange columns are used: two having a cation exchanger in the form of a su...  
WO/2019/207995A1
A method for removing a metal in a liquid, whereby a metal in a liquid to be treated is removed by contacting the liquid to be treated with an H-type chelate resin mixed with an anion exchange resin, characterized in that the anion excha...  
WO/2019/204757A1
A coating composition and method for the mitigation of pollutants using the coating composition. The coating composition is effective to reduce the re-emission of pollutants from a surface that is imbibed with the pollutants. Pollutants ...  
WO/2019/188309A1
Provided are: an anion exchange resin that has less of an odor and is suitable for use in ultrapure-water production systems and the like; and a water treatment method that uses the anion exchange resin. An anion exchange resin that has ...  
WO/2019/187377A1
This base material for a filler comprises a natural polymer immobilized on the surface of a porous organic polymer carrier, the porous organic polymer carrier has a crosslinking degree of 50-85 mol%, the exclusion limit molecular weight ...  
WO/2019/177944A1
Described herein are cationic polymers having a plurality of quaternary amino groups, methods of making such polymers, and uses of such polymers as ion exchange membranes in electrochemical devices.  
WO/2019/178095A1
A ring-opening metathesis polymer that is grafted with a free-radical initiator is subject to the radical polymerization of a fluoroalkene for the production of an ion- exchange hydrocarbon-fluorocarbon copolymer. The ring-opening metath...  
WO/2019/178350A1
Processes and systems for the energy efficient capture of CO2 from a flue gas stream such as produced or resulting from power plant operation, are provided. The processes and systems integrate the use of high CO2/N2 selectivity membranes...  
WO/2019/177968A1
Described herein are cationic polymers having a plurality of quaternary amino groups, methods of making such polymers, and uses of such polymers as ion exchange membranes in electrochemical devices.  
WO/2019/173731A1
Chromatography resins having anionic exchange-hydrophobic mixed mode ligands, that are useful for purifying target biomolecules using anionic exchange (i.e., where the ligand is positively charged) and hydrophobic mixed mode chromatograp...  
WO/2019/171004A1
The invention relates to a method for chromatographic purification of an initial flow containing ammonium sulphate and 2-hydroxy-2-methylpropionic acid, comprising: - passing the initial flow over a stationary phase bed; - eluting a refi...  
WO/2019/154768A1
The invention relates to a solid measuring agent for measuring phosphate and/or polyphosphate in water. This is characterized in that a water-insoluble anion exchanger which is at least partially loaded with ortho-and/or polyphosphate co...  
WO/2019/138305A1
A filter includes a porous molding, the porous molding being a sintered product of mixed powder containing dry gel powder including an ion exchange resin and thermoplastic resin powder, or a swelled body of the sintered product. When wat...  
WO/2019/137869A1
The invention discloses a functionalised chromatography medium, comprising: i) at least one non- woven layer (10) of polymeric nano fibres (20) comprising a plurality of nanofibre-nano fibre fusion points (30); ii) a grafted polymer coat...  
WO/2019/123718A1
A method for purifying a nonaqueous liquid substance characterized in comprising: an ion exchange resin-filling step for filling a water-dampened macroporous or porous ion exchange resin in a cartridge container to obtain an ion exchange...  
WO/2019/112776A1
Provided is a method of treating water comprising bringing water that contains dissolved chromium (VI) into contact with an anion exchange composition comprising (a) polymeric beads having covalently bound amine groups, and (b) tin (II) ...  
WO/2019/110318A1
Method for preparing surface-functionalized macro porous micro-clusters is proposed comprising at least the following individual steps in given order: a) synthesis of dispersed cross-linked polymeric latex primary core particles starting...  
WO/2019/112775A1
Provided is an anion exchange composition comprising (a) polymeric beads having covalently bound amine groups, and (b) tin(II) oxide.  
WO/2019/095628A1
A strong alkaline anion exchange resin having high mechanical strength and magnetism, and a preparation method therefor belong to the field of resin materials. The preparation method comprises adding a traditional strong alkaline anion e...  
WO/2019/079513A1
SEBS block copolymers or norbornene-pyrrolidinium random or block copolymers with pendant cationic groups are provided which have an alkaline-stable cation introduced into a rigid aromatic polymer backbone free of ether bonds. Hydroxide ...  
WO/2019/069158A1
Disclosed herein is a method for solid-phase extraction. The method includes fabricating a solid-phase extraction medium by incorporating a plurality of modified mesoporous silica particles within pores of a cotton fabric matrix, putting...  
WO/2019/054220A1
Provided are an electrolyte refining apparatus and an electrolyte refining method capable of reducing the hydrofluoric-acid content and the moisture content of an electrolyte by means of a simple method. The present invention provides an...  
WO/2019/039613A1
Provided is a chromatography packing with which methylated DNA can be detected with high accuracy. The ion-exchange chromatography packing for methylated DNA separation and/or detection contains base particles comprising hydrophobic cros...  
WO/2019/010290A1
The electrochemical energy conversion system of the present disclosure includes an anode, a cathode, and an ion exchange membrane including a polymer having an aromatic polymer chain and an alkylated substrate including an alkyl chain, a...  
WO/2019/008232A1
Limitations of existing metal recovery processes have raised a need to develop more efficient methods. To answer these needs, we present a simple, effective and selective hydrometallurgic precious metal recovery method based on laser 3D ...  
WO/2018/233949A1
The invention relates to mixtures containing basic anion exchangers and flow regulating agents, to the use thereof for the adsorption of acidic gases, in particular, carbon dioxide, to a method for the continuous gas adsorption and heat ...  
WO/2018/221502A1
The present invention is provided with: a resin structure (2) having a net-like compartment wall (4) that form numerous movable regions (3); and at least one adsorbent material (1) encapsulated in the movable regions (3) of the resin str...  
WO/2018/215696A1
The invention relates to a new use of spun, continuous inorganic fibers having a diameter smaller than 1 μm in the form of monolithic structures with at least one dimension equal to or greater than about 50 μm. The monolithic structure...  
WO/2017/189415A8
Embodiments of the invention provide methods of synthesizing 18F-tetrafluoroborate (18F-TFB) via direct radiofluorination on boron trifluoride (BF3) to enhance both labeling yield and specific activity, Uses of 18F-TFB are also contempla...  
WO/2018/200621A1
A process is provided for treating an aqueous solution, wherein the aqueous solution comprises dissolved sugar solids in an amount of 10% to 50% by weight based on the weight of the aqueous solution; wherein the dissolved sugar solids co...  
WO/2018/198723A1
Provided is an ultrapure water production system equipped with a boron adsorption resin-mixed ion exchange resin, wherein high-quality ultrapure water having low concentrations of boron and TOC can be obtained for a long period of time. ...  
WO/2018/200627A1
A process for treating an aqueous solution, wherein the aqueous solution comprises dissolved sugar solids in an amount of 10% to 50% by weight based on the weight of the aqueous solution; wherein the dissolved sugar solids contain monosa...  
WO/2018/200629A1
Provided is process for treating an aqueous solution, wherein the aqueous solution comprises dissolved sugar solids in an amount of 10% to 50% by weight based on the weight of the aqueous solution; wherein the dissolved sugar solids cont...  
WO/2018/200619A1
A collection of resin particles is provided, wherein the resin particles comprise one or more polymers; wherein the polymer comprises methylene bridge groups between aromatic rings; wherein the polymer comprises a total amount of amino g...  
WO/2018/200624A1
Provided is a collection of resin particles, wherein the resin particles comprise one or more polymers; wherein the polymer comprises methylene bridge groups between aromatic rings; wherein the polymer comprises a total amount of amino g...  
WO/2018/189954A1
An ion exchange membrane according to the present disclosure is provided with: a cation exchange composition body that is composed of cation exchange resin particles and a binder resin; and an anion exchange composition body that is comp...  
WO/2018/174022A1
The present invention relates to a separation material which is provided with: porous polymer particles that contain a polymer which contains a styrene monomer as a monomer unit; and a coating layer that covers at least a part of the sur...  
WO/2018/159723A1
The present invention provides a filter which, even when raw water is subjected to high-speed treatment, enables achieving a high solute rejection ratio and a long solute filtration life and which exhibits a low water flow resistance. Th...  
WO/2018/154820A1
A method for removing silica in a salt water, wherein a salt water containing silica ions is brought into contact with a selective adsorbent of silica ions after adjusting the pH of the salt water to 9 or more. Preferably, the salt water...  
WO/2018/155465A1
Provided are a method and system for efficiently producing a purified aqueous hydrogen peroxide solution having a high purity. This method for producing a purified aqueous hydrogen peroxide solution comprises: step A for vaporizing a raw...  

Matches 1 - 50 out of 4,064