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Matches 351 - 400 out of 3,064

Document Document Title
WO/2010/144175A1
An activated carbon filter with reduced leachable arsenic comprising activated carbon, a binder material for binding activated carbon into a filtration mesh and an arsenic adsorbent in a concentration of less than about 5% for reducing l...  
WO/2010/122014A1
A sorbent for antimony anions, consisting essentially of particles or granules of zirconium oxide having a distribution coefficient for antimony anions of at least 10,000 ml/g. The invention also provide a method of producing the new sor...  
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...  
WO/2010/105303A1
A process for treating a natural or wastewater containing dissolved Mg or dissolved Al comprising the steps of adding at least one Mg-containing compound or at least one Al-containing compound to the natural or wastewater to thereby form...  
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...  
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...  
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...  
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...  
WO/2010/072342A2
The invention pertains to a method for eluting a radionuclide-label or a radionuclide-labeled compound using a solid phase extraction resin, to a device for performing such a method, and to a computer program for controlling such a device.  
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...  
WO/2010/055889A1
Disclosed is an anion-exchange membrane which does not easily deteriorate even when used at high temperatures in a strong alkaline atmosphere. Also disclosed is a method for producing the anion-exchange membrane. The anion-exchange memb...  
WO/2010/030222A1
The invention relates to a method for separating at least one non-aggregated protein from a liquid protein preparation by contacting said preparation with a multimodal anion exchanger in the presence of protein-excluded zwitterions, e.g....  
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.  
WO/2010/005518A1
Embodiments of the present disclosure include cleaning processes, cleaning machines, and methods of preventing acidification of a cleaning composition in a cleaning process. The cleaning process includes contacting an article having cont...  
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...  
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.  
WO/2009/145722A1
The present invention relates to a methodfor removing at least one negatively charged substance from an aqueous liquid by contacting the liquid with a separation matrix comprising a plurality of polyallylamine ligands, comprising binding...  
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...  
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...  
WO/2009/082008A1
A process for the removal of hydrogen peroxide which comprises passing intermittently hydrogen peroxide-containing water through an ion exchange unit filled with an OH-form anion exchanger. Alternatively, hydrogen peroxide-containing wat...  
WO/2009/079082A1
A novel anion exchange polymer is provided. A method of making the anion exchange polymer includes reacting a tertiary amine, an acid inhibitor and a polyepoxide to form a quaternary ammonium monomer and polymerizing the quaternary ammon...  
WO/2009/066461A1
Disclosed is a method for replacing interlayer ions that can efficiently replace interlayer anions of a hydrotalcite-like substance. Also disclosed is an apparatus for replacing interlayer ions. In the method, the amount of cations, whic...  
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.  
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...  
WO/2009/013142A2
The present invention relates to novel chelate resins comprising quaternary nitrogen atoms as a functional group in structures of the general formula (I), wherein at least one of the radicals R1 to R3 stands for an optionally substituted...  
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...  
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.  
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...  
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...  
WO/2008/101137A1
Systems and processes for the removal of fluorochemicals from water are provided. Systems according to the invention include a vessel containing the ion exchange resin, the ion exchange resin including an insoluble matrix having function...  
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 ...  
WO/2008/069136A1
Disclosed is a method for removing a chelate complex from a chemical used in a semiconductor production process and containing a compound having a chelating ability. This method also enables to reduce the cleaning load. Specifically disc...  
WO/2008/067556A2
A method is described for reducing sulfate ions in a first alcohol, including contacting a first alcohol comprising sulfate ions with an anion resin to reduce the concentration of sulfate ions present in the first alcohol and form a trea...  
WO/2008/062723A1
Disclosed is a novel bismuth compound which is useful as an inorganic anion exchanger to be used for a semiconductor encapsulating material or the like. Specifically disclosed is a novel bismuth compound represented by the formula (1) be...  
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...  
WO/2008/024952A2
Processes for preparing diatomaceous earth filter aids having a reduced beer soluble iron content, diatomaceous earth filter aids and compositions comprising the same, and methods for using the improved diatomaceous earth filter aids are...  
WO/2008/019468A1
A process for obtaining one or more than one salt of an organic acid(s), or organic acid(s), from an aqueous sugar stream comprising one or more than one mineral acid and the organic acid(s) is provided. The process comprises introducing...  
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...  
WO/2008/015784A1
A hydrotalcite-like particulate material having a particle size of 0.24 mm or greater can be produced by drying a material containing at least a hydrotalcite-like substance and having a moisture content of 70% or less at a temperature eq...  
WO/2008/012001A1
The present invention relates to novel monodisperse or heterodisperse, gel-form or macroporous, moderately or strongly basic anion exchangers based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound, w...  
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...  
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...  
WO/2007/104134A2
A method for the removal of an amine captureable gas from a feed gas stream using an amine solvent, the method comprises (a) contacting the feed gas stream with a lean amine solvent to form a rich amine solvent, wherein heat stable salts...  
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 ...  
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 ...  
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...  
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...  
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...  
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...  
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.  

Matches 351 - 400 out of 3,064