| Patents for C08B 11 - Preparation of cellulose ethers (2,701) |
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| 09/27/2001 | US20010025101 Swelling, dissolving in water |
| 09/26/2001 | EP1136458A2 Use in building material mixtures of polysaccharides or their derivatives, produced after gelation and hot vapour mill-drying by gas or water vapour drying, |
| 09/26/2001 | EP1135405A1 DNA ENCODING PROTEINS THAT INHIBIT Hsp70 FUNCTION |
| 09/26/2001 | CN1314429A Building material composition |
| 09/25/2001 | US6294008 Haze-free cellulose ether capsules and process for making |
| 09/20/2001 | WO2001068713A2 Polysaccharide - based superabsorbent film |
| 09/20/2001 | DE10013577A1 Use of polysaccharides or polysaccharide derivatives processed by drying with a gas stream in a mill in building mixes, e.g. plasters, tile adhesives and cement extrusion mixes |
| 09/19/2001 | EP1134232A1 Polysaccharide-based superabsorbent film |
| 09/19/2001 | EP0868436B1 Process for preparing readily dispersible water-soluble cellulosic polymers |
| 09/18/2001 | CA2340858A1 Building material compositions |
| 09/13/2001 | WO2001066600A1 Stabilized microfibrillar cellulose |
| 09/13/2001 | US20010021387 Hydrophobically modified cellulose ethers, their preparation and use |
| 09/13/2001 | CA2402181A1 Stabilized microfibrillar cellulose |
| 09/12/2001 | EP1132407A1 Hydrophobically modified cellulose ethers, process for their preparation and their use |
| 09/06/2001 | US20010020091 Corn fiber for the production of advanced chemicals and materials: arabinoxylan and arabinoxylan derivatives prepared therefrom |
| 09/06/2001 | US20010020090 Separation, purification, and drying of cellulose ethers within sealed, pressure-tight space consisting of acid-resistant materials |
| 09/05/2001 | EP1130033A1 Process for acid catalyzed hydrolytic depolymerization of cellulose ethers |
| 09/05/2001 | CN1311812A Water-borne coatings with cationically modified associative ethers |
| 09/05/2001 | CN1311259A Method for prodn. of granular water soluble cellulose derivative using over-heated gas mixture contg. steam |
| 09/05/2001 | CN1311258A Method for prodn. of granular water soluble cellulose derivatives |
| 08/30/2001 | US20010018468 Paints |
| 08/30/2001 | DE10009411A1 Verfahren zur Herstellung pulverförmiger wasserlöslicher Cellulosederivate unter Einsatz eines Wasserdampf/Inertgas-Gemisch oder Wasserdampf/Luft-Gemisch als Transport und Wärmeträgergas A process for preparing powdered water-soluble cellulose derivatives using a steam / inert gas mixture or steam / air mixture as transport and heat carrier gas |
| 08/30/2001 | DE10009409A1 Production of water-soluble cellulose derivatives as fine powder, for use as e.g. paint binders or thickeners, involves dissolution or swelling in water and drying with heat transfer-carrier gas in a high-speed rotary impact mill |
| 08/29/2001 | EP1127910A1 Process for the preparation of powdered water-soluble cellulose derivatives by using a steam/inertgas or steam/air mixture as a heat transport medium |
| 08/29/2001 | EP1127895A1 Process for producing powdery water soluble cellulose derivatives |
| 08/29/2001 | EP1126881A1 Muco-adhesive polymers, use thereof and method for producing the same |
| 08/28/2001 | CA2338120A1 A process for producing particulate, water-soluble cellulose derivatives |
| 08/28/2001 | CA2338115A1 A process for producing particulate, water-soluble, cellulose derivatives using a superheated gas mixture containing steam |
| 08/23/2001 | WO2001060868A1 Single phase gels for the prevention of adhesions |
| 08/23/2001 | CA2398935A1 Single phase gels for the prevention of adhesions |
| 08/16/2001 | DE10006603A1 Hydrophob modifizierte Celluloseether, Verfahren zu deren Herstellung sowie deren Verwendung Hydrophobically modified cellulose ethers, process for their preparation and their use |
| 08/08/2001 | CN1307489A Wound dressings and their prep., and material suitable for use therein |
| 08/02/2001 | WO2001055220A1 Chitosan condensation products, their preparation and their uses |
| 08/01/2001 | EP1120427A1 Method for the formation of low-substituted hydroxypropyl cellulose particles |
| 08/01/2001 | CN1306028A Continuous method and appts. for drying gel shaped polymer and shaping gel |
| 07/26/2001 | US20010009961 The reaction product of an alkali cellulose with a hydroxypropylating agent is granulated and the resulting granular material is neutralized with acid |
| 07/26/2001 | US20010009960 Powder, by dissolving cellulose acetate for example in an organic solvent comprising a C2-8 ester, a C4-10 ketone, or a C3-6 alcohol, and carbon dioxide (CO2); then removing CO2 and organic solvent from the solution; safe, inexpensive |
| 07/25/2001 | EP1117694A1 Nonionic cellulose ether with improved thickening properties |
| 07/19/2001 | WO2001051063A1 Inhibitors against sodium ion absorption, and preventive or therapeutic agents and foods containing the same |
| 07/19/2001 | WO2001051003A2 Use of lipid conjugates in the treatment of disease |
| 07/19/2001 | US20010008048 Continuous process and apparatus for the drying and gel formation of solvent-containing gel-forming polymers |
| 07/19/2001 | DE10001256A1 Continuous drying and gel formation of polymers containing solvents, e.g. cellulose ether, involves flash evaporation at reduced pressure |
| 07/19/2001 | CA2396915A1 Sodium ion absorption inhibitors, and preventive and therapeutic agents and foods containing the same |
| 07/18/2001 | EP1116728A1 Continuous process and apparatus for drying and gel formation of gelable and solvent containing polymers |
| 07/17/2001 | US6261218 Process and apparatus for making low molecular weight cellulose ethers |
| 07/14/2001 | CA2330714A1 Continuous process and apparatus for the drying and gel formation of solvent-containing gel-forming polymers |
| 07/11/2001 | EP1114065A1 Cellulose microfibrils with modified surface, preparation method and use thereof |
| 07/11/2001 | EP1113827A1 Polymer immobilized living cells and applications thereof |
| 07/05/2001 | WO2001048021A1 Highly charged cationic cellulose ethers |
| 07/05/2001 | US20010007028 Process and apparatus for making low molecular weight cellulose ethers |
| 07/05/2001 | US20010007027 Injection molding materials |
| 06/28/2001 | WO2001046265A1 Water insoluble derivatives of polyanionic polysaccharides |
| 06/28/2001 | CA2394582A1 Water insoluble derivatives of polyanionic polysaccharides |
| 06/27/2001 | EP1109834A1 Production of polysaccharide ethers |
| 06/27/2001 | EP0996641B1 Novel cellulose ethers and method for producing the same |
| 06/19/2001 | US6248880 Has hydrophobic moiety of poly(oxyethylene) spacer between large aliphatic group and linkage to ether; thickeners for paints, shampoos, conditioners, cleaners |
| 06/13/2001 | EP0998497B1 Water-soluble biodegradable hydroxyalkyl cellulose-2-hydroxycarboxylic acid esters which can flocculate |
| 06/13/2001 | DE10009642C1 Acid-catalyzed, hydrolytic depolymerization of cellulose ethers to low-viscosity products useful e.g. for coating drugs, carried out in pressure filter vessel allowing separation, purification and drying in same apparatus |
| 06/13/2001 | CN1298885A Oxidation method for preph. of polyuron, and its use as strengthening agent in paper making |
| 06/12/2001 | US6245579 Polymeric metal coating |
| 05/23/2001 | EP1100851A1 Waterborne coatings with cationically modified associative ethers |
| 05/22/2001 | US6235893 Using aqueous sodium hydroxide solution; methylation |
| 05/16/2001 | EP1099709A1 Low-substituted hydroxypropyl cellulose and process for manufacturing the same |
| 05/08/2001 | US6228997 Esterified organic solvent-insoluble macromolecule produced in nonaqueous medium using enzyme-surfactant ion pair; biodegradable and biocompatible materials |
| 05/08/2001 | US6228416 Drug capsule or food additive, enhanced physical properties may come from a greater degree of ?blocking? or periodicity in methoxy substitution distribution in its polymeric structure than in conventional cellulose ethers, partial alkalization |
| 04/18/2001 | EP1091770A1 Wound dressings and materials suitable for use therein |
| 04/03/2001 | US6211358 Method for preparing solution of cellulose acylate method for producing cellulose acylate film and cellulose acylate film |
| 03/15/2001 | WO2001018062A1 Low-viscous cellulose ethers that flocculate in hot water, method for the production thereof and their use |
| 03/14/2001 | EP1083182A1 Process for the production of carboxymethylcellulose |
| 03/14/2001 | CN1287195A Method for crushing paper pulp into powders and method for producing cellulose ether |
| 03/08/2001 | WO2000045804A3 Use of a polyanionic polysaccharide solution for the prevention of abscess formation |
| 03/08/2001 | DE19941893A1 Niederviskose, heisswasser-flockbare Celluloseether, Verfahren zu deren Herstellung durch Depolymerisation sowie deren Verwendung Low viscosity, hot water-flockbare cellulose ethers, process for their preparation and their use by depolymerization |
| 03/07/2001 | EP1080114A1 Method for activating and derivatizing cellulose |
| 03/07/2001 | CN1286265A High-substituted hydroxypropylcellulose ether and its preparing process |
| 03/06/2001 | US6197950 Cationized hydroxyalkylcellulose and process for producing the same |
| 03/06/2001 | CA2205026C Cationic polymer |
| 03/01/2001 | WO2000047701A3 Corn fiber for the production of advanced chemicals and materials |
| 02/28/2001 | EP1078008A2 Derivatized microfibrillar polysaccharide |
| 02/27/2001 | US6193843 Cationic polysaccharides and reagents for their preparation |
| 02/21/2001 | EP1077221A1 Polysaccharide aldehydes prepared by oxidation method and used as strength additives in papermaking |
| 02/21/2001 | EP1077220A1 Process for the manufacture of cellulose derivatives |
| 02/17/2001 | CA2316108A1 Polysaccharide aldehydes prepared by oxidation method and used as strength additives in papermaking |
| 02/15/2001 | DE19938502A1 Verfahren zur Herstellung von Cellulosederivaten Process for the preparation of cellulose derivatives |
| 02/15/2001 | DE19938501A1 Carboxymethylcellulose production, useful in chromatography or as intermediate in biotechnology, pharmacy, paper and food industries comprises electromagnetic irradiation of cellulose |
| 02/13/2001 | CA2315507A1 Process for the production of cellulose derivatives |
| 02/13/2001 | CA2315505A1 Process for the production of carboxymethylcellulose |
| 02/08/2001 | WO2001009254A1 Use of optionally substituted sulfoalkyl-modified cellulose ethers as non-associative thickeners for aqueous coating systems |
| 02/07/2001 | CN1283203A Laundry detergent compositions with cellulosic based polymers to provide appearance and integrity benefits to fabrics laundered therewich |
| 02/01/2001 | DE19935323A1 Verwendung von gegebenenfalls mit Mehtyl- und gegebenenfalls Hydroxyalkylgruppen substituierten sulfoalkylmodifizierten Celluloseethern als nicht-assoziative Verdicker für wäßrige Beschichtungssysteme sowie ein Verfahren zur Herstellung von Hydroxyalkyl-Methyl-Sulfoalkylcellulose Use of optionally with Mehtyl- and optionally hydroxyalkyl substituted cellulose ethers sulfoalkylmodifizierten as non-associative thickeners for aqueous coating systems and to a process for the preparation of hydroxyalkyl-methyl-sulphoalkyl |
| 02/01/2001 | DE19900764C1 Malatyl-Polysaccharide, deren Herstellung und Verwendung Malatyl polysaccharides, their preparation and use |
| 01/16/2001 | US6174999 Mixing polysaccharides, a nucleophile, and an activating agent like benzotriazole-1-yloxytris(dimethylamino) phosphonium hexafluorophosphate in an aqueous solution |
| 01/11/2001 | DE19929955A1 Coating material useful for preparation of paints, fillers, putty, adhesives, films, car lacquers, floodlight light distribution plate contains at least one binder from a free radical crosslinkable esterified polymeric cellulose ether |
| 01/04/2001 | WO2001000680A1 Process for making cellulose ethers having reduced yellowing and discoloration |
| 01/03/2001 | EP1065216A1 Method of reducing pulp to powder |
| 12/27/2000 | EP0767811B1 Process for comminuting hydroxypropyl methylcellulose |
| 12/07/2000 | WO2000073351A1 Polysaccharide derivative |
| 12/07/2000 | WO2000047628A3 Derivatized microfibrillar polysaccharide |
| 12/06/2000 | CN1275405A Low substituted hydroxy-propyl cellulose |
| 11/30/2000 | WO2000071586A1 Method for production of cellulose derivatives and the resulting products |
| 11/22/2000 | EP1054019A1 Low-substituted hydroxypropyl cellulose |