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WO/2012/015379 |
The invention relates to improved methods of grafting polymer extenders onto porous substrates having diffusive pores, such as those used in protein separations, without filling the diffusive pores of the substrate, and restricting diffu...
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WO/2012/015912 |
The present invention provides methods for isolating an active polypeptide or immunoconjugate by purification of a solution containing both the active polypeptide or immunoconjugate and an acidic variant thereof, such as a deamidated var...
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WO/2012/005664 |
The present invention relates to a method for running ion exchange chromatography on a media comprising shell beads having an inner porous core and an outer shell, wherein the inner core is provided with ligands whose charge changes with...
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WO/2011/106720 |
The present invention provides a new design for high capacity stationary phases for chromatography, for example, ion chromatography. The stationary phases include a first polymer layer in contact with and at least partially coating the s...
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WO/2011/106720 |
The present invention provides a new design for high capacity stationary phases for chromatography, for example, ion chromatography. The stationary phases include a first polymer layer in contact with and at least partially coating the s...
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WO/2011/106720 |
The present invention provides a new design for high capacity stationary phases for chromatography, for example, ion chromatography. The stationary phases include a first polymer layer in contact with and at least partially coating the s...
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WO/2011/101342 |
The invention relates to a method for separating fluorinated acids, in particular perfluorocarboxylic acids and perfluorosulfonic acids or the salts thereof from diluted aqueous solutions with the aid of anion exchangers.
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WO/2011/096448 |
Provided is a method of recovering anionic fluorinated emulsifiers, said method being capable of easily and efficiently recovering anionic fluorinated emulsifiers to which a basic ion exchange resin has been adsorbed. The basic ion excha...
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WO/2011/087459 |
There is provided a method of forming a polymer electrolyte membrane comprising the steps of: providing a porous polymer membrane matrix in a solvated state, the porous polymer membrane matrix having opposite-facing surfaces and, between...
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WO/2011/085186 |
The present disclosure provides a membrane having a first major surface and a second major surface and including one or more anionic exchange electrolyte polymers. The membranes can be useful for selectively mass transporting molecules a...
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WO/2011/085186 |
The present disclosure provides a membrane having a first major surface and a second major surface and including one or more anionic exchange electrolyte polymers. The membranes can be useful for selectively mass transporting molecules a...
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WO/2011/073641 |
A curable composition comprising: (i) 2.5 to 50 wt% crosslinker comprising at least two acrylamide groups; (ii) 12 to 65 wt% curable ionic compound comprising an ethylenically unsaturated group and a cationic group; (iii) 10 to 70 wt% so...
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WO/2011/049759 |
A process for the reduction of carbon dioxide (or CO2) from various types of gas emitting sources containing carbon dioxide, including the reduction of carbon dioxide from industrial gas emitting sources via the use of an ion exchange ma...
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WO/2011/046494 |
The present invention relates to separation matrices comprising base matrices with first ligands comprising hydrophobic functions covalently bound to said base matrices and with extenders covalently bound to said base matrices, said exte...
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WO/2011/031155 |
The invention relates to an inorganic ion exchange adsorbent for removing toxic trace elements from water, comprising a sorbent comprising sol-gel generated double hydrous oxide of metal. In particular, for the metal a M2+ and M3+ (or M4...
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WO/2011/031325 |
Solid anion exchange polymer electrolytes and compositions comprising chemical compounds comprising a polymeric core, a spacer A, and a guanidine base, wherein said chemical compound is uniformly dispersed in a suitable solvent and has t...
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WO/2011/031155 |
The invention relates to an inorganic ion exchange adsorbent for removing toxic trace elements from water, comprising a sorbent comprising sol-gel generated double hydrous oxide of metal. In particular, for the metal a M2+ and M3+ (or M4...
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WO/2011/027213 |
A process for the treatment of an effluent is provided and includes the steps of removing entrained solids and organic compounds from the effluent, preferably by means of filtration; removing uranium from the effluent using a strong base...
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WO/2011/006694 |
The invention relates to a method for treating an amino functional, polymeric catalyst precursor having a high water content, its inner porous structure and outer spherical shape being retained, forming a catalyst by treatment of the cat...
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WO/2010/144175 |
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...
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WO/2010/143383 |
Disclosed is a phosphorus-adsorbing material which comprises a polymer base material modified by either a primary amine and/or a secondary amine and a metal supported on the polymer base material. Also disclosed is a phosphorus recovery ...
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WO/2010/122014 |
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...
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WO/2010/105303 |
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...
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WO/2010/104004 |
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/2010/104007 |
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/2010/097929 |
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/2010/088434 |
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/2010/072342 |
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.
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WO/2010/072342 |
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 devic...
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WO/2010/071080 |
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/2010/055889 |
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...
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WO/2010/030222 |
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....
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WO/2010/012358 |
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/2010/005518 |
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...
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WO/2009/158071 |
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/2009/158071 |
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/2009/150368 |
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/2009/145722 |
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...
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WO/2009/137853 |
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/2009/131524 |
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/2009/121782 |
The present invention relates to a method for removing halogenide ions from liquid ammonia, characterized in that the liquid ammonia is brought into contact with a strongly basic ion exchanger, wherein the structure of the strongly basic...
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WO/2009/082008 |
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...
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WO/2009/079082 |
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...
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WO/2009/066461 |
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...
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WO/2009/053972 |
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/2009/051612 |
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/2009/013142 |
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...
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WO/2009/013149 |
The invention relates to a method for producing novel chelate resins based on cross-linked perl polymers arising from (meth)acrylic compounds having aminomethyl groups and/or aminomethyl nitrogen heterocyclic groups as functional groups ...
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WO/2009/013142 |
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...
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WO/2008/129984 |
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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