| Patents for C08B 11 - Preparation of cellulose ethers (2,701) |
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| 01/22/2004 | WO2004007559A1 Depolymerization of water soluble polysaccharides |
| 01/22/2004 | CA2492098A1 Depolymerization of water soluble polysaccharides |
| 01/20/2004 | US6680069 Low-substituted hydroxypropyl cellulose and process for manufacturing the same |
| 01/14/2004 | EP1379754A1 Methods of treating subterranean zones penetrated by well bores |
| 01/14/2004 | EP0932637B1 Polymeric metal coating |
| 01/14/2004 | CN1467312A New method for manufacturing active plant cellulose alkali solution via mold shaping modification regeneration |
| 01/08/2004 | WO2004003290A1 Treatment of a mixture containing cellulose with a reducing agent |
| 01/08/2004 | WO2003087165A3 Biocompatible materials and probes |
| 01/07/2004 | CN1465598A Productive process for ultrahigh viscosity hydroxyethyl cellulose |
| 01/06/2004 | US6673266 A fireproofing protective coating prepared by dissolving cellulose in water, adding ammonium hydroxide; adding diammonium phosphate to crosslink; drying; textiles; wood; paper; waterproofing; ignition point-3,500 degrees f. |
| 01/06/2004 | CA2236415C Paper and paper-like products including water insoluble fibrous carboxyalkyl cellulose |
| 01/02/2004 | EP1375523A1 Water-soluble cellulose ether having improved filtering characteristics |
| 01/01/2004 | US20040000012 Reduction; adjustment of viscosity, brightness |
| 12/30/2003 | US6669863 Anionic cellulose ethers having temperature-dependent associative properties |
| 12/30/2003 | CA2046089C High solids low viscosity polysaccharides |
| 12/25/2003 | US20030236398 Controlling fiber particle size |
| 12/24/2003 | WO2003106366A1 Cementitious composition |
| 12/23/2003 | US6667395 Batchwise reaction of cellulose with sodium hydroxide, then with methyl chloride and ethylene oxide, then milling |
| 12/23/2003 | US6667366 Chemical modification of the surface of natural fibers |
| 12/17/2003 | EP1370910A1 Thermosetting anti-reflective coatings comprising aryl urethanes of hydroxypropyl cellulose |
| 12/17/2003 | EP1171471B1 Enhanced gel strength methylcellulose |
| 12/11/2003 | US20030226213 Textile mill applications of cellulosic based polymers to provide appearance and integrity benefits to fabrics during laundering and in-wear |
| 12/11/2003 | US20030226212 Textile mill applications of cellulosic based polymers to provide appearance and integrity benefits to fabrics during laundering and in-wear |
| 12/10/2003 | EP1369441A1 Crosslinked polysaccharide sponge |
| 12/03/2003 | CN1129611C Nonionic cellulose ether with improved thickening properties |
| 11/27/2003 | WO2003097700A1 Method for producing temporarily cross-linked cellulose ethers by the selective oxidation of oh groups and a subsequent cross-linking |
| 11/27/2003 | US20030220492 Cellulose ethers and cellulose esters, by a chemical reaction of ground, virtually pulverulent or short-fiber cellulose with predominantly liquid reaction partners in more or less solids-rich suspensions |
| 11/27/2003 | US20030218130 Biochips with surfaces coated with polysaccharide-based hydrogels |
| 11/27/2003 | DE10234840C1 Mixtures of cellulose ethers, used as protective colloid in emulsion polymerization, e.g. copolymerization of vinyl acetate with higher ester, contains ethers with polyalkylene oxide chains, some modified with terminal allyl groups |
| 11/26/2003 | EP0981639B1 Method for producing cellulose derivatives |
| 11/19/2003 | CN1456575A Continuous procedure for polysaccharide preparation and/or treatment |
| 11/18/2003 | US6649180 Hard capsule formed of cellulose ether film with a specific content of methoxyl and hydroxypropoxyl groups |
| 11/13/2003 | WO2003093785A2 Biochips with surfaces coated with polysaccharide based hydrogels |
| 11/13/2003 | WO2003093395A1 Novel fire retardant materials and method for producing same |
| 11/13/2003 | US20030209336 Strength adjuvant for paper |
| 11/13/2003 | CA2484327A1 Novel fire retardant materials and method for producing same |
| 11/12/2003 | EP1361230A2 Continuous process for making and /or treating polysaccharide derivatives |
| 11/06/2003 | US20030208063 Storage stability; minimum bodying; nondripping; wear resistance; gloss; washable; etherifying a hydroxy alkylcellulose with alkylene oxides, an alkyl ether or alkyl glycidyl ether and a sulfonate with a basic catalyst |
| 11/06/2003 | US20030208062 Prepared using selective oxidation involving the use of aqueous nitroxyl radical with a limited amount of oxidant to avoid carboxylation; paper additive to provide wet and dry strength for coatings, adhesives and lining board |
| 11/06/2003 | US20030207407 Treating corn fiber liquid mixture with protease, separating the liquid from the proteolyzed corn fiber; alkaline extractant to separate arabinoxylan from insoluble cellulose; making cellulose ethers and cellulose esters |
| 10/30/2003 | WO2003089711A1 Textile mill applications of cellulosic based polymers to provide appearance and integrity benefits to fabrics during laundering and in-wear |
| 10/30/2003 | CA2480283A1 Textile mill applications of cellulosic based polymers to provide appearance and integrity benefits to fabrics during laundering and in-wear |
| 10/23/2003 | WO2003087165A2 Biocompatible materials and probes |
| 10/23/2003 | US20030199687 Biocompatible materials and probes |
| 10/23/2003 | US20030199087 For the extraction of corn fiber oil from wet or dry milled corn fiber |
| 10/21/2003 | US6635754 Cellulose particles, method for producing them and their use |
| 10/16/2003 | WO2003085001A1 Polysaccharide containing phosphorylcholine group and process for producing the same |
| 10/08/2003 | CN1123576C Low substitution degree hydroxy-propyl cellulose |
| 10/07/2003 | US6630422 Absorbent polymer material based on renewable starting materials |
| 10/02/2003 | US20030188340 Methods of separating a corn fiber lipid fraction from corn fiber |
| 09/30/2003 | US6627751 Hydrophobically modified anionic cellulose ethers |
| 09/25/2003 | US20030181689 Percarboxylated polysaccharides, and a process for their preparation |
| 09/24/2003 | CN1443780A Ligand modified cellulose product |
| 09/23/2003 | US6624298 Adjusted polysaccharide for use in the paints, construction materials, cosmetics and detergents |
| 09/17/2003 | CN1443200A Polysaccharide asborbent and method |
| 09/10/2003 | EP1342733A1 Low-substituted cellulose ether powder and production process thereof |
| 09/04/2003 | US20030166918 Low-substituted cellulose ether powder and production process thereof |
| 09/03/2003 | EP1339753A2 Percarboxylated polysaccharides, and a process for their preparation |
| 09/03/2003 | CN1439652A Preparation and synthesis of trihydroxybutyl cellulose ether |
| 09/03/2003 | CN1120175C Process for preparing low degree of substitution hydroxypropyl cellulose |
| 08/26/2003 | US6610810 Subjecting biopolymers to ionizing radiation in the presence of a mediating gas, typically acetylene to selectively enhance and modify one or more of the physiochemical propserties of the starting materials |
| 08/26/2003 | US6610669 Preparing water insoluble biocompatible gel by reacting polyanionic polysaccharide with activating agent in aqueous solution containing water miscible organic solvent selected from lower alkanols and polar aprotic solvents |
| 08/20/2003 | EP0702697B2 Method of making amide modified carboxyl-containing polysaccharide and fatty amide-modified polysaccharide so obtainable |
| 08/14/2003 | WO2003066957A1 Anti-microbial fabric treatment |
| 08/13/2003 | EP1334132A1 Cellulose ethers and method of preparing the same |
| 08/13/2003 | EP0933166B1 Abrasive and method for polishing semiconductor substrate |
| 08/13/2003 | CN1117765C Laundry detergent compositions with cellulosic based polymers to provide appearance and integrity benefits to fabrics laundered therewith |
| 08/07/2003 | US20030149263 Polysaccharide-based superabsorbent film |
| 08/06/2003 | EP1332160A1 Use of carboxymethyl cellulose acetate butyrate |
| 08/05/2003 | US6602995 The reaction product of an alkali cellulose with a hydroxypropylating agent is granulated and the resulting granular material is neutralized with acid |
| 08/05/2003 | US6602994 Substituents that provide electrostatic (anionic charge) and/or steric functionality; forms gel in water; cellulose; used in paper and food compositions, non-comestible spreadable compositions, emulsions, dispersion, and foams |
| 07/31/2003 | WO2003062438A1 Method of drying biodegradable polymers |
| 07/31/2003 | US20030144169 Anti-wrinkle silicone polysaccharde compounds and compositions comprising said compounds |
| 07/31/2003 | CA2473521A1 Method of drying biodegradable polymers |
| 07/29/2003 | US6600033 Hydrophobically cellulose ether for use in medicine, food, cosmetics and textiles |
| 07/29/2003 | CA2109502C Water insoluble derivatives of polyanionic polysaccharides |
| 07/22/2003 | US6596126 Modified polysaccharides containing aliphatic hydrocarbon moieties |
| 07/22/2003 | CA2102314C Cationic polysaccharides |
| 07/15/2003 | US6593468 Carboxymethyl cellulose which exhibits elastic properties; superabsorbent; use in cosmetic, pharmaceutical and food sectors; additive for coatings, sealing of cables |
| 07/10/2003 | US20030130500 Process of preparing delayed-dissolution cellulose ethers |
| 07/08/2003 | US6589760 Methods of separating a corn fiber lipid fraction from corn fiber |
| 07/03/2003 | US20030125543 For addition to drugs as binder, disintegrant or excipient; bulk density; fluidized bed granulation |
| 07/03/2003 | US20030122003 Process and apparatus for combined milling and drying |
| 07/01/2003 | US6586588 Polysaccharide aldehydes prepared by oxidation method and used as strength additives in papermaking |
| 07/01/2003 | US6586587 Comprising calcium salt and a chelating agent; use in drilling fluids; Shale stabilization; carboxymethyl cellulose; nitrilotriacetic acid; potassium chloride; calcium chloride; calcium hydroxide |
| 07/01/2003 | US6586212 Heating with a liquid, contacting with a protease enzyme and alkaline extractant; separating the liquid comprising arabinoxylan; utilizing the components to generate valuable products |
| 06/19/2003 | WO2003050144A1 Anti-wrinkle silicone polysaccharide compounds and compositions comprising said compounds |
| 06/18/2003 | EP1319670A1 Low-substituted hydroxypropyl cellulose |
| 06/12/2003 | WO2003048211A1 Process for the manufacture of methyl cellulose ether |
| 06/12/2003 | US20030108604 Coiled fibers; binders; granulation, kneading |
| 06/10/2003 | US6576408 Thermosetting anti-reflective coatings comprising aryl urethanes of hydroxypropyl cellulose |
| 06/04/2003 | EP1316563A1 Cellulose ethers having delayed dissolution and a process for their production |
| 06/04/2003 | EP0907662B1 Galactosylated hydroxyalkyl polysaccharides and their derivatives |
| 06/04/2003 | CN1421462A Delayed dissolved cellulose ether and producing process thereof |
| 05/29/2003 | US20030097962 A hydrocolloid formulation comprising at least one sulphoalkyl- substituted polysacharide ether which is soluble in each cold and hot water e.g., carboxymethylsulphoethylcellulose (CMSEC) |
| 05/28/2003 | EP1313770A2 Method for modifying cellulose ethers |
| 05/28/2003 | EP1141029B1 Process and apparatus for making cellulose ethers |
| 05/28/2003 | CA2412953A1 Delayed-dissolution cellulose ethers and a process for preparing them |
| 05/22/2003 | WO2003042355A2 Acetoacetylated saccharides and process of making the same |
| 05/22/2003 | US20030096003 Excipients containing low residual solvent and method for producing the same |