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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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WO/2008/003153A2 |
Process of obtaining industrial organic absorbent with aquatic plants and application way; more particularly the invented absorbent is obtained from several genders and families of plants, that cultivated or collected of their habitat, a...
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WO/2007/141499A1 |
A method of manufacturing a water treatment apparatus having one or more chambers comprising the step of: filling at least one chamber with ion exchanger resin; wherein at least one ion exchanger resin is dry. Preferably, the dry ion exc...
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WO/2007/143309A1 |
Trace amounts of metal contaminants are sequestered within an organic solvent process stream by a process comprising the steps of (i) adding to the organic solvent process stream a chelating amount of a chelating agent, and (ii) contacti...
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WO/2007/136048A1 |
[PROBLEMS] To provide: an ion-exchange membrane for metal ion removal which is effective in removing metal impurities from an organic liquid or a liquid mixture of an organic liquid and water; and a method of removing metal impurities fr...
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WO/2007/122085A2 |
The invention relates to ion exchange materials comprising a hydrophobic support resin with grafted side chains that have a surfactant-type structure and encompass ion exchange groups. The ion exchange material can be obtained by radical...
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WO/2007/116247A2 |
A process for the treatment of effluent, particularly acid mine drainage, is provided which includes the steps of a. neutralising acid; b. removing cations by ion exchange using a cation resin; c. regenerating the cation resin; d. treati...
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WO/2007/105974A1 |
The present invention refers to a wastewater biological treatment process using one or more stages combined in series, each one including one chamber for effluent aeration (4) with biomass in local suspension where secondary treatment ta...
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WO/2007/104456A1 |
The invention relates to the use of a thermoreversible polymer which is able to undergo thermoinduced changes in hydration for simultaneous binding of anions and cations from an aqueous solution. More specifically, the present invention ...
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WO/2007/087698A1 |
The present invention is directed to a hybrid process using ion ex- change resins in the selective recovery of nickel and cobalt of leaching effluents that is comprised of the steps of processing (1 ) the laterite ore (M), which is then ...
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WO/2007/080228A1 |
The invention relates to a method for separating betaine from fermentation process solutions, vinasse and other sugar beet based solutions on a weakly acid cation exchange resin in H+ form in a chromatographic separation process. The pre...
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WO/2007/063701A1 |
Disclosed are: a hydrophilic polymer microparticle which shows reduced swelling in an aqueous medium and is excellent in dispersibility in an aqueous medium; a filler for ion exchange liquid chromatography, which can reduce the non-speci...
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WO/2007/060321A1 |
The invention relates to the preparation of a crosslinked polymer film bearing ionic groupings. The inventive method consists in: extruding a material containing at least one prepolymer, polymerising the material after extrusion, and sub...
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WO/2007/058599A1 |
The present invention relates to method of manufacturing a sulphonate-functionalized (S-functionalized) cation exchanger, which method comprises reacting olefinic groups with bisulphite in the presence of at least one amine oxide, such a...
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WO/2007/052505A1 |
Disclosed is a process for production of isobutene which can produce isobutene from TBA with high yield and high selectivity in a stable manner for a prolonged period. Also disclosed is a process for production of TBA, in which high reac...
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WO/2007/030859A1 |
According to one aspect of the present invention there is provided a water purification apparatus including: a selected quantity of a zeolite powder or a selected quantity of zeolite grains; and a bag or container into which the selected...
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WO/2007/031755A1 |
The present invention provides a decontamination process comprising the step of contacting a aqueous solution containing a pollutant or contaminant with a decontaminating agent, wherein the decontaminating agent is sapropel . The present...
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WO/2007/027139A1 |
The present invention relates to a method of manufacturing a chromatography matrix comprising providing a polysaccharide carrier comprising available hydroxyl groups; and reacting said hydroxyl groups with vinyl sulphonate to provide a s...
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WO/2007/026053A1 |
The invention relates to a method for the production of low-calcium milk by using a weak cation exchange resin. The invention also relates to the production of low-calcium condensed milk and milk powder from the thus obtained low- calciu...
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WO/2007/023002A1 |
The invention relates to a method for producing pure metal, metal mixtures and/or metal alloys, in particular for producing nanoparticles of pure metal, from a medium containing metal. Metal is produced and nanoparticles of said metal ar...
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WO/2007/001697A1 |
Method for removing a contaminant from an essential oil comprising contacting the essential oil including the contaminant with a strong acid cation exchange resin or a strong base anion exchange resin.
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WO/2006/098680A1 |
The invention describes the use of a hydrophobic zeolite, that contains an active component, especially a disinfection element, as ethanol, iodine, phenol, cresol or hydrogen peroxide, in a composition for non-medical treatment of the sk...
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WO2006019367B1 |
A process for the preparation of styrene-divinylbenzene gel cationic exchange resins by sulfonation in sulfuric acid, without the addition of a swelling agent or acrylic co-monomers, with relatively fast hydration rate. The use of temper...
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WO/2006/071532A1 |
Zirconium phosphate particles are synthesized by providing a solution of zirconium oxychloride in an aqueous solvent, reducing hydration and agglomeration of the zirconium, combining this solution with phosphoric acid or a phosphoric aci...
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WO/2006/065208A1 |
The present invention relates to a separation matrix comprised of porous particles to which antibody-binding protein ligands have been immobilised, wherein the ligand density is in the range of 5.0-10 mg/ml; the gel phase distribution co...
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WO/2006/055441A1 |
This invention generally relates to processes for recovering solubilized noble metals from aqueous process streams, in particular, aqueous process streams generated in the preparation of an N-(phosphonomethyl)glycine product, for example...
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WO/2006/046095A1 |
A process for the preparation of a water-softening product, the process comprises: d) distributing onto a first web up to 1300gm-2 of a water-softening composition; e) sealing a second web to the first web; and cutting the combined first...
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WO/2006/038013A2 |
This invention relates to the use of ionic liquids. Generally, the ionic liquids are modified during their use so as to change their properties in a manner relevant for that use.
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WO/2006/028146A1 |
The invention provides ion-exchange resins carrying palladium immobilized thereon which can withstand repeated use, have functional group selectivity, and can be used more easily. The invention relates to palladium-carrying ion-exchange ...
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WO/2006/023633A2 |
The present invention features a device for treating liquid including a containment member comprised of rigid porous polymer configured to form a containment space. Nonbonded particulate media is disposed in the space in contact with and...
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WO/2006/003803A1 |
Disclosed is a modified ion exchange resin catalyst which exhibits higher bisphenol selectivity than the conventional modified ion exchange resins in processes wherein bisphenols are produced by reacting phenols with ketones. Also disclo...
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WO/2005/115618A1 |
Ion exchange resins are described that are hydrophilic, crosslinked (meth)acrylic copolymers. The ion exchange resins are macroporous, have a surface area of at least 50 m2/g, and an average particle size of at least 20 micrometers. Addi...
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WO/2005/107945A1 |
A process for the removal of corrosion metal contaminants from a carbonylation catalyst solution comprising an iridium and/or rhodium carbonylation catalyst, an alkali and/or alkaline earth metal and corrosion metal contaminants in which...
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WO/2005/102512A1 |
Current extraction chromatographic resins, which are materials having both the characteristics of an extracting reagent used in solvent extraction and those of an ion-exchange resin used in ion exchange, have disadvantages of slow transf...
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WO/2005/093410A1 |
Optical measuring equipment is provided for measuring concentration at a higher accuracy by providing an ion-exchange resin for pretreatment of a sample. The optical measuring equipment is provided with the ion-exchange resin and an opti...
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WO/2005/082926A1 |
The present invention relates to a method of separating antibodies from contaminants in a solution, which method comprises contacting the solution with a chromatography resin comprised of a support to which multi-modal ligands have been ...
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WO/2005/082964A1 |
(Problems) Providing a polymer, a composition and a molded article, which are inexpensive and have great chemical stability and high mechanical strength with no content of halogen elements and less environmental burden during disposal. (...
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WO/2005/082534A1 |
A method for making an ion exchange coating (e.g., a chromatographic medium) on a substrate comprising (a) reacting at least a first amine compound comprising amino groups, with at least a first polyfunctional compound, in the presence o...
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WO/2005/077533A1 |
A method for making a weak cation-exchange (carboxylic acid) medium comprising contacting a solution of a functional organic polymer having carbon to carbon double bond unsaturation and having weak cationic exchange functional moieties o...
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WO/2005/077555A1 |
A sprayer and a kit including a sprayer (20) and accessories for use with the sprayer is disclosed. In one non-limiting embodiment, the kit may include a carrying case (10) for the sprayer (20) and accessories for the sprayer. The carryi...
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WO/2005/078078A1 |
A process for producing lactoperoxidase, comprising the steps of (1) bringing a raw milk into contact with a cation exchanger having weakly acidic groups as ion exchange groups to thereby effect adsorption treatment; (2) washing the cati...
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WO/2005/075530A2 |
The invention relates to a method for the production of monodispersed ion exchangers containing pores, and to monodispersed pearl polymers which contain pores and which have a particle size of 10-500 µm.
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WO/2005/075078A2 |
The invention relates to a method for the production of monodispersed pearl polymers containing acrylic, preferably having a particle size of 5 - 500 µm, in addition to the functionalization for the formation of ion exchangers.
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WO/2005/065265A2 |
A process of fluoride removal from wastewater streams produced during industrial operation for further industrial use or to comply with environmental regulations. The process segregates the removal of fluoride and fluorosilicate ions, fr...
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WO/2005/058851A1 |
The present invention relates to a process for the separation of a secondary organic nitrosonium compound and/or a secondary organic hydroxylamine compound from an acidic aqueous medium containing them in dissolved form, said process com...
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WO/2005/049183A1 |
Problems of the invention are to provide an organic-silica complex-type electrolyte membranewhich is expected to show electrolyte properties such as sufficient ion conductivity to be used in an electrochemical device, to have sufficient ...
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WO/2005/023724A1 |
The invention of ion exchange illite making method had interposed special permission No. 0383454 more take a triangular position and it is making method that encourage more effect. And did so that vast quantity existing nature illite and...
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WO/2005/024103A1 |
The invention relates to a method for producing cellulose shaped bodies according to the viscose method, said bodies containing a material with ion-exchanging characteristics, which is added to the spinning solution and/or to a precursor...
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