Patents for C08B 15 - Preparation of other cellulose derivatives or modified cellulose (3,279) |
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03/24/2005 | US20050065283 Cellulostic polymeric backbone having pendant polymeric chains such as polydimethylacrylamide grafted on cellulose monoacetate; adsorbs onto cotton or paper fiber or surface to impart beneficial properties such as hydrophilicity, hydrophobicity, tensile strength |
03/23/2005 | EP1137670B1 Cross-linking process of carboxylated polysaccharides |
03/22/2005 | US6869938 Gels for use as bioadhesives |
03/22/2005 | CA2228450C Production of microbial cellulose using a rotating disk film bioreactor |
03/22/2005 | CA2222661C Implementation of dissolved solids profiling |
03/17/2005 | DE10337011A1 Additive enthaltend Cellulosederivate mit gel-artigen rheologischen Eigenschaften, deren Verwendung in Baustoffsystemen sowie ein Verfahren zur Zementextrusion unter Einsatz dieser Additive Additives containing cellulose derivatives having gel-like rheological properties, their use in building material systems and a method of cement extrusion using these additives |
03/10/2005 | US20050054848 Method for manufacturing cellulose carbamate |
03/09/2005 | EP1511773A1 Method for the production of cellulose carbamate by means of reactive extrusion |
03/09/2005 | CN1192039C Oxidized cellulose-containing fibrous materials and products made therefrom |
03/03/2005 | US20050045064 Having both acyl and carbamoyl groups from reaction with such as acetic acid and n-octadecylisocyanate; dimensional stability, solvent resistance; organic electroluminescence and liquid crystal display devices, silver halide photosensitive materials |
03/02/2005 | EP1509548A1 Method for the production of cellulose carbamate moulded bodies |
03/02/2005 | EP0832276B1 Method of strong acid hydrolysis |
02/24/2005 | US20050043365 Reaction productof 4-acetylthiobutyl-2,3,4,6-tetra-O-acetyl beta D-glucopyranoside with terakis(bromopropyldimethylsiloxy)silane |
02/23/2005 | EP1508042A2 Biochips with surfaces coated with polysaccharide based hydrogels |
02/23/2005 | EP0734469B1 Implementation of dissolved solids profiling |
02/17/2005 | WO2005013926A2 Cosmetic composition comprising a cellulose or a liposoluble modified cellulose derivative |
02/17/2005 | US20050038184 Reaction product of 4-acetylthiobutyl 2,3,4,6-tetra-O-acetyl- beta -D-glucopyranoside and tetrakis(bromopropyldimethylsiloxy)silane |
02/17/2005 | US20050034636 irreversibly crosslinked cellulose derivatives having gel-like rheological properties, prepared by alkalizing cellulose with aqueous alkali metal hydroxide, reacting with an alkylene oxide, alkyl halide and crosslinker; construction materials |
02/16/2005 | EP1506973A1 Additives comprising cellulose derivatives having gel-like rheological properties, their use in building materials and a process for the extrusion of cement using these additives |
02/16/2005 | CN1579987A Additives containing cellulose derivatives, its use and cement extruding method |
02/16/2005 | CN1189533C Cation polymer oil-displacing agent and its preparing method |
02/12/2005 | CA2476845A1 Additives containing cellulose derivatives having gel-like rheological properties, use thereof in construction material systems and also a process for cement extrusion using theseadditives |
02/10/2005 | US20050028953 In bleaching plant; catalytic oxidation of pulp slurry, washing, stabilization |
02/10/2005 | US20050028292 Methods for making carboxylated cellulosic fibers |
02/09/2005 | EP1505199A1 Methods for making carboxylated pulp fibers |
02/09/2005 | EP1505197A1 Methods for making carboxylated cellulosic fibers |
02/08/2005 | US6852255 Adjusting a moderate pH range of polysaccharide to activate; cross- linking with poly-functional epoxy compound and producing different shapes of the product |
02/05/2005 | CA2475665A1 Methods for making carboxylated pulp fibers |
02/05/2005 | CA2475482A1 Methods for making carboxylated cellulosic fibers |
02/02/2005 | EP1501548A1 Chemically activated carboxypolysaccharides and uses |
02/02/2005 | CN1187375C Method for continuous production of carbamate cellulose |
02/01/2005 | CA2392811C Method of producing porous spherical particles |
01/27/2005 | US20050020771 Preparing a slurry of an aqueous solution of pre-superabsorbent polymer and cellulose, filtering and heat treating the slurry; agricultural products, fiber optic cables, power cables, water blocking tapes, insulation, hygiene articles |
01/26/2005 | EP1499695A1 Novel fire retardant materials and method for producing same |
01/20/2005 | US20050014669 Carboxylated cellulose formed via reacting hindered heterocyclic oxammonium salts and oxidizing with chlorine dioxide |
01/19/2005 | CN1568347A Cellulose material with improved absorbency |
01/19/2005 | CN1567616A Method for preparing negative plate additive of lead-acid accumulator |
01/19/2005 | CN1185263C Process for preparing medical absorbable regenerated oxycellulose as styptic material |
01/13/2005 | WO2005003270A1 Inverse or multiple water/oil or water/oil/water emulsion, comprising a hydrophobic phase and a hydrosoluble or hydrodispersable substituted polysaccharide |
01/12/2005 | EP1495748A1 Use of modified cellulose derivatives as thickening agents of the organic phase of a nail varnish composition |
01/12/2005 | EP1030864B1 Mn(IV)-MEDIATED CROSSLINKING AND FUNCTIONALIZATION OF CHROMATOGRAPHY MEDIA |
01/11/2005 | US6841097 Method of producing porous spherical particles |
01/06/2005 | US20050003968 Drilling fluids |
01/06/2005 | US20050000388 Aqueous emulsification in presence of ammonium hydroxide; regulating electrolyte content using ion exchange resin or membrane |
01/05/2005 | EP1493754A1 Polysaccharide containing phosphorylcholine group and process for producing the same |
01/05/2005 | EP1492820A1 Free-radical functionalized polysaccharides |
01/05/2005 | CN1560083A Preparation process of hydrophobic associated ethoxyl cellulose |
12/30/2004 | US20040267006 spherical cellulose material comprising a water-insoluble polysaccharide formed by beta -1,4-type sugar chain linkages, the degree of crystallinity is 70% or greater, and macrofibrils are formed radially from the center to the periphery; produced by Enterobacter; easily separated from the culture broth |
12/30/2004 | US20040266728 Oxidizing cellulose by reacting in an aqueous system with hindered cyclic nitroxides as catalysts; papermaking |
12/29/2004 | CN1558917A Preparation method of solvent-free water-dispersible hydroxypropyl methly cellulose phthalate nanoparticle |
12/22/2004 | EP1313770B1 Method for physically modifying cellulose ethers |
12/22/2004 | EP1222306B1 Cellulose films for screening |
12/15/2004 | EP1486539A2 Self-assembling dyes |
12/15/2004 | EP1278780B1 Esterified polysaccharide products, compositions containing beta-lactone ring opened ketene dimer products and process of making the same |
12/15/2004 | CN1179978C Method and device treating cellulose with urea and ammonia |
12/15/2004 | CN1179977C Productive process for ultrahigh viscosity hydroxyethyl cellulose |
12/09/2004 | WO2004061067A3 Anti-filming materials, compositions and methods |
12/02/2004 | US20040242862 Method for producing a cellulose ether of low viscosity by means of acid oxidative decomposition of ground and dried cellulose ethers |
11/30/2004 | US6824645 Oxidized cellulose-containing fibrous materials and products made therefrom |
11/25/2004 | US20040236016 Acidic superabsorbent polysaccharides |
11/24/2004 | CN1549844A Laundry treatment compositions |
11/24/2004 | CN1549827A Polymers and their use |
11/23/2004 | US6821531 Fibrous cellulose excipient comprising cellulose ii lattice with bulk density of 0.2-0.5 g/cm3 and tap density of 0.4-0.7 g/cm3; for use as binder, filler, disintegrant in solid dosage forms |
11/23/2004 | US6821383 Preparation of modified fluff pulp, fluff pulp products and use thereof |
11/23/2004 | CA2383464C Hypochlorite free method for preparation of stable carboxylated carbohydrate products |
11/18/2004 | WO2004099766A1 Separatory agent for optical isomer |
11/17/2004 | CN1547591A Superabsorbent polymer |
11/10/2004 | CN1544474A Steam flash explosion method modification of wood cellulose and its dissolving technology in novel solvent |
11/04/2004 | US20040217063 Hydrolyzing cellulose in mixture of concentrated acids including hydrochloric and sulfuric; precipitating with organic solvent; resuspended in water and purifying using ion exchange column; high yield, low cost |
10/28/2004 | WO2004092223A1 Cross-linked polysaccharide composition |
10/27/2004 | EP1470854A1 Epoxide-crosslinked, charged cellulosic membrane |
10/27/2004 | EP1470162A1 Method for manufacturing cellulose carbamate |
10/27/2004 | CN1541227A Two-stage reaction for producing cellulose carbamate |
10/21/2004 | US20040206694 Epoxide-crosslinked, charged cellulosic membrane |
10/21/2004 | US20040206693 Crosslinked cellulosic membrane |
10/20/2004 | EP1468723A1 Crosslinked cellulosic membrane |
10/20/2004 | CN1171904C Nm-class microcrystal cellulose and its preparing process |
10/13/2004 | EP1230374A4 Modification of polysaccharide containing materials |
10/13/2004 | EP0850314B1 Production of microbial cellulose using a rotating disk film bioreactor |
10/12/2004 | US6803410 Cellulose copolymers that modify fibers and surfaces |
09/29/2004 | EP1461362A1 Anti-wrinkle silicone polysaccharide compounds and compositions comprising said compounds |
09/22/2004 | EP1341888B1 Laundry composition |
09/15/2004 | EP1456244A1 Method for producing cellulose carbamate |
09/09/2004 | US20040176534 substituted polysaccharides, their synthesis, and graft polysaccharide polymers made therefrom; benefit agents in laundry detergent and fabric treatment |
09/09/2004 | DE10308109A1 Wasserdispergierbare Polysaccharidderivate mit vermindertem Glyoxalgehalt und ein Verfahren zur Absenkung des Glyoxalgehalts in glyoxalvernetzten Polysaccharidderivaten Water-dispersible polysaccharide derivatives with reduced glyoxal and a method for lowering the Glyoxalgehalts in glyoxal polysaccharide derivatives |
09/09/2004 | DE10297399T5 Neue Cellulosematerialien New cellulosic materials |
09/08/2004 | EP1453888A1 Saccharide residue-functional organopolycarbosiloxanes and method for the preparation thereof |
09/02/2004 | US20040171580 Regioselectively reticulated polysaccharides |
09/01/2004 | EP1452544A1 Water dispersible cellulose ethers having a reduced amount of glyoxal and the process for making them |
09/01/2004 | CN1524882A Polysaccharide derivatives of reduced glyoxal content, and a process for decreasing the glyoxal content in polysaccharide derivatives |
09/01/2004 | CN1164617C Surface modified nanometer cellulose crystal and its preparing process |
08/26/2004 | US20040167326 using aluminium salts and borates, and if appropriate with suitable buffer substances to set the pH, and then are dried |
08/26/2004 | US20040167098 Cross-linked polysaccharides |
08/26/2004 | DE10305144A1 Verfahren zur Herstellung von modifizierten Polysacchariden mit verbesserten hydrophoben Eigenschaften A process for the preparation of modified polysaccharides having improved hydrophobic properties |
08/26/2004 | CA2458334A1 Water-dispersible polysaccharide derivatives of reduced glyoxal content, and a process for decreasing the glyoxal content in glyoxal-crosslinked polysaccharide derivatives |
08/25/2004 | EP1449852A1 Process for making modfied polysaccharides having improved hydrophobic properties |
08/25/2004 | EP1448840A1 Method for the modification of polymeric carbohydrate materials |
08/25/2004 | EP1448606A1 Process for oxidising dialdehyde polysaccharides |
08/25/2004 | EP1448604A1 Preparation method of solvent-free water-dispersible hydroxypropyl methyl cellulose phthalate nanoparticle |
08/24/2004 | US6780504 Covering, active material and adhesive; spraying |