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WO/2007/077779A1 |
Disclosed is a novel environmentally friendly, high-performance inorganic sulfate ion scavenger. The inorganic sulfate ion scavenger is characterized in that the amount of ionic impurities to be eluted in purified water is not more than ...
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WO/2007/071132A1 |
A supermolecular intercalation-structured UV absorber as well as its preparation method and use. The present invention is characterized by the UV absorber utilizing the property of the layered double hydroxides (LDHs), which may be inter...
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WO/2007/055019A1 |
[PROBLEMS] To provide a process for freshwater production wherein mainly sodium chloride can be efficiently removed at low cost from seawater containing various nutrient salts with good balance to thereby produce freshwater finding appli...
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WO/2007/043278A1 |
A method of regenerating a basic anion-exchange resin by removing a fluorinated emulsifying agent from the basic anion-exchange resin having the fluorinated emulsifying agent adsorbed thereon. It does not necessitate the safety device/re...
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WO/2007/018266A1 |
It is intended to provide a gas adsorbent which can exhibit a sufficient gas adsorbing property to a toxic gas component in tobacco when it is brought into contact with a gas stream with a high flow rate as seen upon passing through a to...
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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/2006/114501A1 |
The invention relates to a simple method of purifying water loaded with heavy metals in the form of anions. The inventive method is based on the use of a composition containing at least one polysaccharide, such as starches or vegetable g...
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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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WO/2006/083022A1 |
The present invention relates to a packing material for ion chromatography, wherein a quaternary ammonium base represented by the following formula (1) is bonded to the substrate directly or through a spacer: wherein R1 represents a grou...
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WO/2006/080467A1 |
A bromide ion exchanger suitable for exchanging bromide ions for other ions; and a process for producing purified water reduced in bromide ion content with the exchanger. The bromide ion exchanger comprises a hydrotalcite-like compound. ...
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WO/2006/075500A1 |
Disclosed is a novel high-performance inorganic anion exchanger which is environment friendly. Specifically disclosed is an inorganic anion exchanger represented by the following formula (1). Y2Ox(OH)y(NO3)z·nH2O (1) (In the formula (1)...
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WO/2006/075499A1 |
Disclosed is a novel high-performance inorganic anion exchanger which is environment friendly. This inorganic anion exchanger is characterized by being composed of an aluminum compound represented by the formula (1) below or an amorphous...
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WO/2006/071256A2 |
Systems and methods for removing perchlorate load from ion exchange resin regeneration brines.
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WO/2006/064368A2 |
The present invention provides for a process of treating organic solvents that are useful in the semiconductor industry by contacting the organic solvent with an anion exchange resin to remove anion contaminants.
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WO/2006/064568A1 |
An anion exchanger that realizes exhibiting of low moisture absorption and/or excelling in heat resistance, and further excels in anion exchange performance in the vicinity of neutrality; and a resin composition for electronic parts and ...
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WO/2006/043895A1 |
The present invention relates to a method of separating antibodies from other compound(s) in a liquid sample, wherein a mobile phase comprising said sample is contacted with a multi-modal separation matrix to adsorb undesired compounds w...
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WO/2006/043896A1 |
The present invention relates to a chromatography ligand defined by the following formula (I) R1-R2-N(R3)-R4-R5 wherein R1 is a substituted or non-substituted phenyl group; R2 is a hydrocarbon chain comprising 0-4 carbon atoms; R3 is a h...
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WO/2006/040458A2 |
The invention concerns a method from separating zirconium and hafnium for a mixture of ZrCI4 and HfCI4 containing 3 wt. % or less of Hf based on Zr + Hf, the method including the following steps: 1) hydrolyzing a mixture of ZrCI4 and HfC...
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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/2006/031768A1 |
An improved system of resins comprising a combination of a sulfate-specific strongly basic anion exchange resin and a heterogenous hybrid thermally regenerable salt sorbent (TRSS) resin is provided. The anion exchange resin contains trie...
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WO2006006892A9 |
The invention relates to the chemical industry and can be used for extracting perchlorate ion form a highly concentrated processing solution having a complex nitrate-chloride-sulphate-iodate composition. The inventive method for extracti...
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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/2006/022863A1 |
The present invention relates, generally, to the art of impregnating metal complexes into anion exchange materials to provide improved anion exchange materials with a metal inside the materials such that the modified materials effectivel...
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WO/2006/010850A1 |
The invention concerns use of an optionally modified and optionally insoluble vegetable gum for eliminating natural or synthetic organic substances in liquids and in particular liquids used for food such as drinking water, beverages, fru...
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WO/2006/010849A1 |
The invention concerns use of modified and insoluble starch for eliminating natural organic substances in liquids and in particular in liquids used for food such as drinking water, beverages, fruit juices or syrups, as well as natural wa...
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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/2005/111011A1 |
Methods for separating gamma and delta homologues of tocopherol are described.
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WO/2005/108303A1 |
The invention relates to a method for eliminating uranium(VI) species from waters by means of slightly basic polyacryl-based anion exchangers, said uranium(VI) species being provided in the form of uranyl complexes as dissolved uranyl.
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WO/2005/102993A1 |
A process for the purification of aqueous acid solutions which can dispense with the step of removing chloride ions and which is reduced in the damage to an ion exchanger (such as an ion-exchange column) and thereby permits repeated use ...
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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/2005/082534A1 |
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/2005/075530A2 |
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/2005/072482A2 |
A method for removing fluorine gas from a selected environment comprises contacting the fluorine gas with water to generate a solution of hydrofluoric acid and contacting the solution of hydrofluoric acid with an ion exchange resin havin...
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WO/2005/069825A2 |
Polymeric anion exchangers are used as host materials in which hydrated Fe (III) Oxides (HFO) are irreversibly dispersed within the exchanger beads. Since the anion exchangers have positively charged quaternary ammonium functional groups...
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WO/2005/061110A1 |
A method for coating the internal surfaces of a reaction vessel having a small internal diameter comprises the steps of (i) introducing into the reaction vessel a solution of one or more monomers in a suitable solvent; (ii) introducing a...
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WO/2005/053846A1 |
Disclosed is a low-cost, environmentally friendly anion-adsorbing carbon material which is excellent in anion absorption. Also disclosed are a method and apparatus for producing such an anion-adsorbing carbon material. The present invent...
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WO2005012192B1 |
Systems and methods for removing perchlorate load off of ion exchange resins are disclosed. The systems and methods rely upon direct contact between the resin and a liquid product formed by the culturing of perchlorate-destroying microor...
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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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WO/2005/018802A2 |
The present invention relates to compositions and chromatography materials, such as materials for the separation of biomolecules. The composition can comprise granules comprising carbonaceous particles, and at least one carbonized substa...
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WO/2004/105945A1 |
The present invention relates to a range of anion-exchangers resins (sorbents) suitable for the recovery of anions and anionic complexes containing metals from liquids and/or pulps. The resin is also suitable for selectively separating c...
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WO/2004/101481A1 |
The present invention relates to a process of removing organic halogen-containing compounds from a liquid stream mainly containing one or more of the compounds selected from the group consisting of glycol, water and alcohol, which proces...
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WO/2004/098775A1 |
A process is provided for the direct recovery of non-ferrous metals (nickel, cobalt, copper etc) from raw materials such as ores, concentrates, semiproducts and/or solutions by ion exchange. A non-ferrous ore or concentrate is leached wi...
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WO/2004/094040A1 |
A chemical filter, characterized in that it uses, as an adsorption layer, an organic porous ion exchanger which has an open pore structure wherein a meso pore having an average diameter of 5 to 1,000 μm is formed in the wall between a m...
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WO/2004/094672A1 |
Methods and devices for removing small negatively charged molecules from a biological sample mixture that uses an anion exchange material that has associated therewith a polyoxyalkylene.
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WO/2004/081073A2 |
Methods of selectively removing counterions from compounds are disclosed. Compounds derived from the methods, such as the compound S-[2-[(1Iminoethyl)amino]ethyl] -2-methyl-L-cysteine zwitterion with between zero and up to 2 molar equi...
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WO/2004/078349A1 |
The invention relates to a method of preparing multi-modal anion-exchange ligands, which comprises providing a cyclic three-functional scaffold comprising an amine, a carbonyl and a thiol; optionally derivatisation of the amine of the sc...
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WO/2004/078797A1 |
Methods of producing macromolecular compositions and using same are provided. The method includes preparing a resin material; forming an acetyl group on the resin material; and oxidizing the acetyl group via a one-step reaction including...
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WO/2004/074379A1 |
The invention relates to a mixture based on organopolysiloxane polyethers and at least one additional substance or component, preferably a polymer which can be obtained from an aqueous suspension, more particularly a cross-linked, functi...
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