| Patents for B01J 39 - Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties (4,694) |
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| 08/27/2003 | EP0991471B1 METHOD FOR THE DEIONIZATION OF SUBSTANCES THAT ARE NOT STABLE AT ACIDIC pH |
| 08/27/2003 | EP0764047B1 Polymeric microbeads and method of preparation |
| 08/27/2003 | CN1439041A Coating compositions for modifying hard surfaces |
| 08/21/2003 | WO2003068397A1 Enantioselective cation-exchange materials |
| 08/20/2003 | EP1335879A1 Dye loaded zeolite material |
| 08/19/2003 | US6607752 Forming a nicotine/cation exchange resin solvent mixture by blending nicotine, resin and solvent together, maintaining the solvnet in liquid state for a second by controlling pressure and temperature, then evaporation the solvent |
| 08/14/2003 | US20030150814 Treatment of alkali metal-containing solution of the alkoxylate with a cationic exchanger in order to obtain a alkali metal-free solution of the alkoxylate, and removing the solvent |
| 08/14/2003 | US20030150813 Adsorber packed with an adsorbent coated with a hydrophilic polymer, which includes an adsorbent packing part not filled with liquid; contains at least two different metal salt cation-exchange resins |
| 08/13/2003 | CN1117634C Method and apparatus for minimizing waste water discharge |
| 08/12/2003 | CA2030596C Process of removing and concentrating desired molecules from solutions |
| 08/07/2003 | WO2003064330A1 Microporous filter media, filtration systems containing same, and methods of making and using |
| 08/06/2003 | EP1163050A4 Porous inorganic/organic hybrid particles for chromatographic separations and process for its preparation |
| 08/06/2003 | CN1116933C Ester-type officient liquid-phase chromatographic reverse filler and its preparing process |
| 08/05/2003 | US6602919 Method for preparing hydrous zirconium oxide gels and spherules |
| 07/31/2003 | WO2003061804A1 Purification of impure materials using non-aqueous solvents |
| 07/31/2003 | US20030140785 Microporous filter media, filtration systems containing same, and methods of making and using |
| 07/30/2003 | EP1330533A2 Method of preparing a modified corn steep liquor product |
| 07/30/2003 | EP1121340B1 Process for removing a cobalt or rhodium carbonyl compound from an aqueous 3-hydroxypropanal solution |
| 07/24/2003 | WO2003051778A3 Method for treating circulating water in coagulation devices of paint installations |
| 07/23/2003 | EP1328664A1 A multistep process for recovering betaine, erythritol, inositol, sucrose, mannitol, glycerol and amino acids from a process solution using a weakly acid cation exchange resin |
| 07/16/2003 | CN1114501C Method of manufacture of molecular sieves |
| 07/15/2003 | US6593379 Method for converting a weakly acid ion exchanger material from the H form into the Ca form |
| 07/15/2003 | US6592832 Lithium fluoride from lithium carbonate; simple multistep conversion; industrial scale |
| 07/10/2003 | WO2003055604A1 Electric demineralization apparatus |
| 07/10/2003 | US20030127395 Automated radionuclide separation system and method |
| 07/10/2003 | CA2455676A1 Electric demineralization apparatus |
| 07/09/2003 | EP1324669A2 Modified corn steep liquor product |
| 07/09/2003 | EP1194237B1 Method of removing iodides from a non-aqueous organic medium using silver or mercury exchanged macroporous organofunctional polysiloxane resins |
| 07/09/2003 | CN1113697C Regenerating agent for sodium or ammonium ionic resin |
| 07/09/2003 | CN1113692C Modified carbon adsorbents and process for adsorption using the same |
| 07/03/2003 | US20030125398 Organic porous material, process for manufacturing the same, and organic porous ion exchanger |
| 07/02/2003 | EP1323473A2 Monodispersed anion exchanger |
| 07/02/2003 | CN1112971C Loaded ion-exchange resins, their preparation and uses |
| 06/26/2003 | WO2003051778A2 Method for treating circulating water in coagulation devices of paint installations |
| 06/26/2003 | US20030120120 Process for producing bisphenol A |
| 06/25/2003 | EP1321187A1 Organic porous material, process for manufacturing the same, and organic porous ion exchanger |
| 06/25/2003 | EP1056713B1 Method for producing aqueous hydroxylamine solutions which are substantially free of metal ions |
| 06/25/2003 | CN1112257C Method for producing ion exchanging fiber and its use |
| 06/19/2003 | US20030114544 Monodisperse anion exchangers |
| 06/19/2003 | US20030111419 Purifying aqueous hydrogen peroxide solutions on ion-exchanging resins |
| 06/18/2003 | CN1424984A Process and system for treatment of wastes streams containing water-soluble polymers |
| 06/17/2003 | US6579460 Detoxification of blood or dialysate is disclosed. The process involves contacting blood or dialysate with a shaped ion exchange composite to remove ammonium and phosphate ions. The composite is a mixture of an anion exchange composition such |
| 06/12/2003 | US20030108464 Method for separating metal ions |
| 06/11/2003 | EP1318142A1 T-butoxycarbonylaminoethylamine for the synthesis of pna monomer units, amino acid derivatives, intermediates thereof, and processes for productions of them |
| 06/10/2003 | US6576139 Process for purifying photoresist composition employing a filter sheet |
| 06/05/2003 | US20030105424 Method and composition for removing uremic toxins in dialysis processes |
| 06/05/2003 | US20030103888 Reacting zirconyl chloride and polyphosphate; absorption of ammonia; dialysis |
| 06/03/2003 | US6572776 Method of static water softening using zeolites of novel morphology |
| 05/28/2003 | EP1314467A1 Composite chromatographic sorbent of mineral oxide beads with hydroxyapatite-filled pores |
| 05/28/2003 | EP1313781A2 Functionalized polymeric media for separation of analytes |
| 05/28/2003 | EP1313536A1 Method for separating multivalent metal ions |
| 05/28/2003 | EP1064230B1 Use of tetraphenylborate for extraction of ammonium ions and amines from water |
| 05/27/2003 | US6569910 Ion exchange resins and methods of making the same |
| 05/22/2003 | WO2003042248A1 Preparation method of solvent-free water-dispersible hydroxypropyl methyl cellulose phthalate nanoparticle |
| 05/22/2003 | WO2003042098A1 Granular zirconium phosphate and methods for synthesis of same |
| 05/22/2003 | WO2003041764A1 Method and composition for removing uremic toxins in dialysis processes |
| 05/22/2003 | DE19934409C2 Verfahren zur Entfernung von Ammonium A process for the removal of ammonium |
| 05/21/2003 | CN1419531A Method of removing organic iodides from organic media |
| 05/14/2003 | CN1108525C Alkylether type reverse filler for efficient liquid-phase chromatography and its preparing process |
| 05/13/2003 | US6562142 System and method for cleaning and/or treating vehicles and the surfaces of other objects |
| 05/08/2003 | WO2003037794A1 Method for recovering lithium chloride from brine and installation for carrying out said method |
| 05/07/2003 | EP1307270A1 Process for removing toxins from bodily fluids using zirconium or titanium microporous compositions |
| 05/06/2003 | US6558552 Solid support coated with a pellicle of an anion-exchange polymer to which an insoluble metal hexacyanoferrate is fixed; fixing various mineral contaminants such as metallic cations, particularly from the nuclear industry, radioactive isotopes |
| 05/06/2003 | US6558551 Electrochemically modifying the retention of a species on a chromatography material; detecting sample ions |
| 05/06/2003 | US6558547 Carrier is an organic ion-exchanger having a porous structure in the air-dry state |
| 05/01/2003 | US20030080063 High-sensitivity method and apparatus for monitoring impurities in water |
| 04/24/2003 | US20030075509 Ion exchanging without change in hardness (via calcium, strontium and barium), includes flow magnesium chloride brine |
| 04/23/2003 | CN1413300A Chromatography material and method using same |
| 04/22/2003 | US6552135 Cross-linking of modified engineering thermoplastics |
| 04/22/2003 | US6552093 Compositions containing particles of highly fluorinated ion exchange polymer |
| 04/17/2003 | WO2003031062A1 Alkali-stable hydrophilic sorbents for ion-exchange chromatography |
| 04/16/2003 | EP1301279A2 Adsorption method and ligands |
| 04/16/2003 | EP1078885A4 Material for introducing physiologically-essential inorganic elements into drinkable water |
| 04/16/2003 | EP0757589B1 Separating and concentrating certain ions using ion-binding ligands bonded to membranes |
| 04/15/2003 | US6548726 Diethylhydroxylamine (DEHA) from butadiene streams via ion exchange resins, wherein tert-butylcatechol prevents polymerization; purification |
| 04/09/2003 | EP1299481A2 Coating compositions for modifying hard surfaces |
| 04/09/2003 | EP1080473B1 Antimony silicate sorbent for removal of metal ions |
| 04/08/2003 | US6544422 Method of making a composition for separating and concentrating certain ions from mixed ion solutions |
| 04/03/2003 | WO2003027666A1 Process for production of collection columns for carbonyl compounds |
| 04/03/2003 | US20030064018 Contacting chlorous acid with a catalytic material in a moist environment for a time sufficient to form chlorine dioxide |
| 04/03/2003 | CA2461528A1 Method for producting sampling tube for carbonyl compound |
| 04/02/2003 | EP1091981A4 Novel ion exchange porous resins for solid phase extraction and chromatography |
| 04/02/2003 | EP0984832B1 Perfluorinated ion-exchange microcomposite catalysts modified with lewis acid |
| 04/02/2003 | CN1104286C Process for prepn. of free-flowing very acidic cation exchangers |
| 04/01/2003 | US6540921 Process for the purification of aqueous hydrogen peroxide solutions |
| 03/27/2003 | WO2003024588A1 Generation of ion exchanger media |
| 03/26/2003 | EP1121188A4 Mass transfer composite membrane for a fuel cell power plant |
| 03/26/2003 | CN1103638C Mixed bed ion exchange resin system and method of preparation |
| 03/20/2003 | WO2003022392A1 Porous inorganic/organic hybrid particles for chromatographic separations and process for their preparation |
| 03/20/2003 | US20030054219 Proton exchange composite membranes, composite solutions, and method for manufcturing and fuel cell using the same |
| 03/19/2003 | EP0956159B1 Granular titanate ion exchangers and method for preparation thereof |
| 03/18/2003 | US6534681 Method for preparing highly stabilized hydroxylamine solutions |
| 03/18/2003 | US6534554 Microdomains of acidic and basic resins in contact with each other; water purification; recovering sugars, proteins, metals |
| 03/18/2003 | US6534031 Process for preparing high surface area triple layered perovskites |
| 03/13/2003 | WO2003020393A1 Purification of organic solvent fluids |
| 03/13/2003 | US20030047507 Filter sheet and process for purifying photoresist composition employing the filter sheet |
| 03/12/2003 | EP1291083A1 Mixed bed ion exchange resins |
| 03/12/2003 | CN1102865C Method for separating and concentrating certain ions using ion binding ligands bonded to membranes |
| 03/11/2003 | US6531519 Solublizing antimicrobial agent in organic phase of liquid monomer mixture; suspension polymerizing liquid monomer mixture; precipitating and encapsulating antimicrobial agent within micropores of resin |
| 03/11/2003 | US6531267 Process for producing acid sensitive liquid composition containing a carbonate |