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WO/2011/004382A1 |
A polymer composite with superior granulometric properties for the extraction of active and non-active cesium from high level acidic radioactive nuclear waste and/ or other inorganic wastes/ solutions that is particularly useful to nucle...
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WO/2010/150762A1 |
Provided is a solid polymer electrolyte composition with improved oxidation resistance without a reduction in proton conductivity or a dissolution of added components. Also provided are a membrane electrode assembly, a fuel cell, and an ...
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WO/2010/133689A2 |
The invention relates to a solid nanocomposite material including: nanoparticles of a metal coordination polymer with CN ligands including Mn+ cations, where M is a transition metal, and n is 2 or 3; and [M' (CN)m]x- anions, where M' is ...
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WO/2010/124354A1 |
A method of producing a scale-control resin including combining in an aqueous solution a cation-exchange resin and a weak-acid anion mineral or salt having a multivalent cation to allow ion exchange between the resin and the multivalent ...
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WO/2010/112691A1 |
The invention relates to a method for the production of middle distillates from a paraffin feed produced by means of Fischer-Tropsch synthesis and divided into two fractions, namely a light fraction, called cold condensate, and a heavy f...
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WO2010110311A1 |
Provided is an ion exchange body which has excellent electrical characteristics, has low electrical resistance, and furthermore has superior mechanical strength, while simultaneously having superior contamination resistance. The ion exch...
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WO/2010/104007A1 |
A deionization module obtained by filling an organic porous ion exchanger into the inner space formed between a cation-exchange membrane attached to one side of a frame so as to seal the side and an anion-exchange membrane attached to th...
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WO/2010/103819A1 |
A filter medium for purifying eutrophic sewage, the filter medium comprising granular activated coal which is obtained by subjecting low-grade coal unsuitable for use as a fuel to an oxidation treatment to remove ash therefrom and thereb...
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WO/2010/104004A1 |
An ion adsorption module equipped with a vessel having an opening through which water to be treated flows thereinto and a monolithic organic porous ion exchanger packed in the vessel, wherein the monolith is a continuous macroporous stru...
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WO/2010/097929A1 |
Disclosed is a method for producing a graft polymer, wherein an epoxy group-containing ethylenically unsaturated monomer can be graft-polymerized onto a polymer particle mainly composed of a polyolefin with high graft ratio in an emulsio...
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WO/2010/095673A1 |
Disclosed is a chromatography packing material wherein both flow rate and adsorption characteristics are improved. Disclosed is a chromatography packing material that is particularly suited to the isolation and purification of immunoglob...
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WO/2010/088434A1 |
We disclose a method of extracting an alcohol or furan from a predominantly liquid stream comprising the alcohol or furan, comprising removing cations from the predominantly liquid stream comprising the alcohol or furan, using a cation-e...
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WO/2010/084972A1 |
Disclosed is a method for producing D-lactic acid by allowing a microorganism to utilize a purified treacle and culturing the microorganism. Also disclosed is a method for increasing the optical purity of D-lactic acid in lactic acid. Sp...
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WO/2010/071080A1 |
Disclosed is an adsorbent material which has both excellent trapping ability due to hydrophobic interaction and excellent trapping ability due to ion exchange, and which can efficiently trap and release the intended component in a soluti...
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WO/2010/029778A1 |
A photoresponsive copper ion adsorbent material containing a copolymer which is obtained by copolymerization of a monomer component containing both a photoresponsive compound exhibiting reversible metal ion adsorption-desorption transiti...
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WO/2010/012358A1 |
The invention relates to a modified separating material with improved properties, to the production thereof and to the use thereof for removing charged biopolymers from liquids.
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WO/2009/155982A1 |
A process for the separation of a xylose-containing, lignosulphonate-containing Ca-sulfite spent liquor is provided. The process comprises a first step of : (A) chromatographic separation of the Ca- or Mg-sulfite spent liquor using a sin...
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WO/2009/158071A2 |
Articles that contain a solid support with a grafted chain extending from the solid support, methods of making these articles, and various uses of the articles are described. More specifically, the grafted chain has a functional group th...
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WO/2009/150368A1 |
The invention relates to a composite material that comprises diatom earth combined with calcium carbonate and an iron-based crystalline phase, characterised in that said crystalline phase is present only at the surface of said diatom earth.
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WO/2009/148292A2 |
The present invention relates to a surface-modified biomass which is crosslinked with an amine group-containing cationic polymer on the surface of a cell biomass, its preparation method, and a method for recovering valuable metals using ...
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WO/2009/137853A1 |
An enantioselective zwitterionic ion-exchange material comprising a chiral selector component (SO) comprising at least one cation exchange group and at least one anion exchange group and a carrier, carrying said selector component, where...
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WO/2009/133053A1 |
A method for reclaiming molybdate or tungstate from an aqueous solution, in which molybdate or tungstate from the aqueous solution is bound to a cationized inorganic carrier material which is insoluble in water at a pH value in the range...
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WO/2009/131524A1 |
A method of determining the relative component proportions of at least one each of: a buffer; an acid or a base; a solvent; and optionally a salt, for providing a liquid mix- ture of pre-defined pH and ionic strength, wherein the relativ...
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WO/2009/125084A2 |
The present invention relates to a novel superconducting hybrid polymer material and to the preparation method and uses thereof, particularly for proton superexchange membranes usable as fuel cell electrolytes.
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WO/2009/079625A2 |
Ion conducting polymers containing polyarylene ion conducting segments and elastomeric segments covalently linked to each other are used to make polymer electrolyte membranes that can be used in fuel cells such as direct methanol fuel ce...
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WO/2009/076024A1 |
One exemplary embodiment can be an ion-exchanged xylene isomerization catalyst. The ion-exchanged xylene isomerization catalyst can include: 1 - 99%, by weight, of at least one of MFI, MEL, EUO, FER, MFS, MTT, MTW, TON, MOR, and FAU zeol...
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WO/2009/058287A1 |
The invention relates to processes for producing and using amidoxime compounds with low trace metal impurities. The invention further relates to compositions comprising amidoxime compounds with low trace metal impurities, such compositio...
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WO/2009/053972A1 |
Activated carbon modified by a cationic or anionic modifier or by a chelant is used as sorbent for removing heavy metal complexes and anionic and/or cationic inorganic contaminants and optionally organic contaminants from a fluid.
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WO/2009/051612A1 |
A water treatment apparatus that includes a cation exchange chamber containing a cation exchange resin and an anion exchange chamber containing an anion exchange resin. A bipolar interface is located between the resin chambers and define...
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WO/2009/007579A2 |
The invention relates to a composite material comprising diatomaceous earth and a copper-based phase, characterized in that the diatomaceous earth is crude, wherein said copper-based phase contains in particular carbonates, chlorides, ni...
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WO2008039478B1 |
Contemplated configurations and methods allow for effective removal of copper from aqueous media by selectively concentrating copper in a first stage, wherein competing metal ions are subjected to a redox reaction to thereby increase sel...
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WO/2008/143905A2 |
A method of inserting into a non-polar fluid flow a quantity of a solid medium having porosity, preferably a crosslinked polystyrene resin, which absorbs or adsorbs oil oxidation by-products or other lubricant degradation products or var...
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WO/2008/129984A1 |
Disclosed is a method for producing an anion exchange resin comprising the steps (1-a)-(1-e) below, wherein residual impurities and formation of decomposed products are suppressed and dissolution of a material is also suppressed. (1-a) a...
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WO/2008/125395A1 |
The invention relates to a method for the removal of ions from mineral water and drinking water by treatment with a water insoluble polymer based on basic N-vinyllactam.
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WO/2008/124904A1 |
The present invention relates to a process which comprises the following stages: (a) beneficiation or preparation of ores containing nickel and/or cobalt and other base metals; (b) ore leaching: can be performed in various ways and combi...
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WO/2008/118972A1 |
The present invention provides a macroporous copolymer having large pores, typically in the range of 5,000 - 200,000 A and a typical breaking weight of at least 175 g/bead. The macroporous copolymers can be made using an interpenetrating...
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WO/2008/107470A1 |
The present invention relates to the use of polymer particles produced by emulsion polymerization, the particles having a mean particle diameter in the range from 5 to 500 nm, comprising ionogenic groups located on the surface and/or not...
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WO/2008/105489A1 |
Disclosed is an apparatus for removing a cation from a plating solution additive comprising an aqueous solution containing an organic or inorganic acid salt, which can remove an undesirable cationic component such as sodium and potassium...
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WO/2008/101691A1 |
The present invention is directed to a supported catalyst comprising 1. a precursor comprising a solid particulate support material in the form of mesoporous silicate structure MCM-48 wherein the silicate structure is treated with an alu...
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WO/2008/082959A1 |
A method and apparatus for recovering a metal and separating arsenic from an arsenic-containing solution. The method includes contacting the arsenic-containing solution with a fixing agent that comprises a rare earth compound to produce ...
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WO/2008/078030A2 |
The invention relates to a method for the preparation before spraying of a phytosanitary treatment product, that comprises the following steps: processing the water for partially or totally removing at least one of the following cations ...
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WO/2008/078650A1 |
A process for the production of cellular products which comprises the step of heating a molding of a composition comprising a polymer, a cell-forming agent and a decomposition-type blowing agent to a temperature at which the polymer can ...
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WO/2008/058349A1 |
Materials, methods and systems are provided for the purification, filtration and/or separation of certain molecules such as certain size biomolecules. Certain embodiments relate to supports containing at least one polymethacrylate polyme...
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WO/2008/055335A1 |
The process, according to the invention, comprises the following stages: (a) processing (1) of the laterite ore (O) by crushing, scrubbing, attrition, separation, and high-intensity magnetic separation; (b) Leaching (2) of the non-magnet...
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WO/2008/048845A2 |
The disclosed invention is a fixed bed ion exchange system from removing cations from water. It employs a combination of electronically controlled process steps and specific systems configurations to duplicate the effects of moving resin...
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WO/2008/039192A1 |
Contemplated configurations and methods allow for effective removal of copper from aqueous media by selectively concentrating copper in a first stage, wherein competing metal ions are subjected to a redox reaction to thereby increase sel...
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WO/2008/038624A1 |
The invention relates to coated particles, a process for production thereof, cation adsorbents, and water treatment system with the same. The coated particle of the invention are either particles obtained by surface-coating core resin pa...
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WO/2008/034198A1 |
The present invention relates to a resin which is a copolymer of a polystyrene and a non-styrenic polymer, wherein the non-styrenic polymer includes the following subunit: Formula (I) wherein Rb is a divalent linking group, preferably al...
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WO/2008/017680A1 |
The invention relates to shaped catalyst bodies with characteristics of ion exchangers, a method for the production of shaped catalyst bodies with characteristics of ion exchangers, and the use of shaped catalyst bodies with characterist...
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WO/2008/014137A1 |
Methods of making macroporous cation exchange resins are described. The macroporous cation exchange resins are in the form of particles such as beads that contain a hydrophilic, crosslinked, (meth)acrylic-type polymeric material. The mac...
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