Patents for C08B 15 - Preparation of other cellulose derivatives or modified cellulose (3,279)
12/2003
12/10/2003EP1369441A1 Crosslinked polysaccharide sponge
12/09/2003US6660503 In aqueous solution
12/04/2003WO2003099873A1 Method for the production of cellulose carbamate
12/04/2003WO2003099872A1 Method for the production of cellulose carbamate by means of reactive extrusion
12/04/2003WO2003099871A1 Method for the production of cellulose carbamate moulded bodies
12/04/2003CA2493845A1 Method for the production of cellulose carbamate by means of reactive extrusion
12/04/2003CA2487248A1 Method for the production of cellulose carbamate moulded bodies
11/2003
11/27/2003WO2003097700A1 Method for producing temporarily cross-linked cellulose ethers by the selective oxidation of oh groups and a subsequent cross-linking
11/27/2003WO2003085000A9 Crosslinked polysaccharide derivatives on a support and method for obtaining same
11/27/2003US20030218130 Biochips with surfaces coated with polysaccharide-based hydrogels
11/27/2003DE10234840C1 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
11/13/2003WO2003093785A2 Biochips with surfaces coated with polysaccharide based hydrogels
11/13/2003WO2003093395A1 Novel fire retardant materials and method for producing same
11/13/2003WO2003092733A1 Chemically activated carboxypolysaccharides and uses
11/13/2003CA2484327A1 Novel fire retardant materials and method for producing same
11/13/2003CA2483838A1 Chemically activated carboxypolysaccharides and uses
11/06/2003US20030205165 Containing at least 1 carboxyl group per molecule; especially from oxidized cellulose and starches
10/2003
10/30/2003US20030202970 Carboxymethylcellulose sponges, membranes, gels, particles; anticoagualnts, drug delivery
10/28/2003US6637437 Cell-culture and polymer constructs
10/23/2003WO2003087165A2 Biocompatible materials and probes
10/23/2003US20030199687 Biocompatible materials and probes
10/23/2003US20030199634 Having grafts and/or co-blocks are prepared using living-type free radical polymerization techniques, which provides control over the degree of substitution and graft/co-block composition and structure
10/21/2003US6635755 Oxidized polymeric carbohydrates and products made thereof
10/21/2003US6635754 Cellulose particles, method for producing them and their use
10/16/2003WO2003085001A1 Polysaccharide containing phosphorylcholine group and process for producing the same
10/16/2003WO2003085000A1 Crosslinked polysaccharide derivatives on a support and method for obtaining same
10/15/2003EP1351993A1 Device and method for the continuous synthesis of cellulose carbamate
10/08/2003EP1349876A1 Process for oxidising primary alcohols
10/08/2003EP1349875A1 High molecular weight oxidised cellulose
10/08/2003CN1123576C Low substitution degree hydroxy-propyl cellulose
10/07/2003US6630422 Absorbent polymer material based on renewable starting materials
10/02/2003US20030187248 Using an aromatic isothiocyanate; forming adduct
10/02/2003US20030185175 Channel quality measurement in data transmission using hybrid arq
09/2003
09/30/2003US6627749 Powdered oxidized cellulose
09/30/2003US6627667 Process for preparing a modified polymer
09/25/2003WO2003078471A1 Free-radical functionalized polysaccharides
09/24/2003EP1347000A1 Free-radical functionalized polysaccharides
09/24/2003EP1228099B1 Oxidized polysaccharides and products made thereof
09/24/2003CN1443780A Ligand modified cellulose product
09/23/2003US6624298 Adjusted polysaccharide for use in the paints, construction materials, cosmetics and detergents
09/23/2003CA2057980C Cellulose oxidation by a perfluorinated hydrocarbon solution of nitrogen dioxide
09/17/2003CN1443200A Polysaccharide asborbent and method
09/16/2003US6620865 Polycarboxylic acid crosslinked cellulosic fibers
09/10/2003EP1342731A1 Cosmetic composition, especially nail enamel, comprising a modified nitrocellulose
09/10/2003EP1341888A1 Laundry composition
09/09/2003US6617267 Modified textile and other materials and methods for their preparation
09/03/2003CN1440425A 纤维素粉末 Cellulose powder
09/03/2003CN1439653A Production for CMC derivative from bagasse
09/03/2003CN1120175C Process for preparing low degree of substitution hydroxypropyl cellulose
08/2003
08/28/2003US20030162688 Polymers and their use
08/20/2003CN1118301C Bioresorbable oxidized cellulose composite material for prevention of postsurgical adhesions
08/19/2003US6608229 Oxidation of polysaccharides with nitroxyls
08/19/2003US6607564 Modified textiles and other materials and methods for their preparation
08/13/2003CN1117765C Laundry detergent compositions with cellulosic based polymers to provide appearance and integrity benefits to fabrics laundered therewith
08/07/2003WO2003064476A1 Method for manufacturing cellulose carbamate
08/07/2003US20030147818 Cosmetics, skin disorders
08/06/2003EP0946598B1 Superabsorbent material and method for producing said material
08/05/2003US6602994 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
07/2003
07/31/2003US20030144169 Anti-wrinkle silicone polysaccharde compounds and compositions comprising said compounds
07/30/2003CN1433473A Modification of polysaccharide containing materials
07/29/2003US6599575 Complexing water insoluble carbohydrate with such as aqueous zinc chloride, diluting, adding surfactant and rinsing
07/29/2003US6599327 Reacting modifiable functional groups with an acid chloride or anhydride, in the presence of a hindered base; waterproofing
07/22/2003US6596809 Cellulose copolymers that modify fibers and surfaces and methods of making same
07/22/2003US6596791 Polymer complexes of glucuronoglucanes
07/22/2003US6596126 Modified polysaccharides containing aliphatic hydrocarbon moieties
07/17/2003US20030131957 Hydrolyzing with active oxygen in an acidic environment in a one step process; product has a greater color lightness
07/10/2003US20030130500 Process of preparing delayed-dissolution cellulose ethers
07/09/2003CN1429236A Method and device treating cellulose with urea and ammonia
07/08/2003US6590095 By dissolving in sodium hydroxide at a specific concentration so the weight ratio is greater than 1; without use of any other additives; no premature coagulation
07/08/2003CA2307739C Method for preparing a regenerated cellulose fibre or yarn
07/03/2003WO2003054023A1 Method for producing cellulose carbamate
07/03/2003US20030124257 Coating with a carbohydrate-salt mixture formed by at least partially dissolving a water insoluble carbohydrate in an aqueous salt solution to form a carbohydrate-salt complex and rinsing; one step process
07/03/2003US20030121623 Polycarboxylic acid crosslinked cellulosic fibers
07/03/2003CA2471366A1 Method of producing cellulose carbamate
07/02/2003CN1428026A Channel quality measurement in data transmission using hybrid ARQ
07/01/2003US6586587 Comprising calcium salt and a chelating agent; use in drilling fluids; Shale stabilization; carboxymethyl cellulose; nitrilotriacetic acid; potassium chloride; calcium chloride; calcium hydroxide
06/2003
06/26/2003US20030119708 Laundry treatment compositions
06/25/2003CN1425738A Cation polymer oil-displacing agent and its preparing method
06/24/2003US6582559 Aldehyde-containing polymers as wet strength additives
06/19/2003WO2003050144A1 Anti-wrinkle silicone polysaccharide compounds and compositions comprising said compounds
06/18/2003CN1425030A Copolymers and oil-and water-repellent compositions containing them
06/04/2003EP1316563A1 Cellulose ethers having delayed dissolution and a process for their production
06/04/2003EP0907662B1 Galactosylated hydroxyalkyl polysaccharides and their derivatives
06/04/2003CN1421462A Delayed dissolved cellulose ether and producing process thereof
05/2003
05/28/2003EP1313770A2 Method for modifying cellulose ethers
05/28/2003CA2412953A1 Delayed-dissolution cellulose ethers and a process for preparing them
05/22/2003WO2003042284A1 Saccharide residue-functional organopolycarbosiloxanes and method for the preparation thereof
05/22/2003WO2003042283A1 Saccharide residue-functional organopolysiloxanes and method for the preparation thereof
05/22/2003WO2003042248A1 Preparation method of solvent-free water-dispersible hydroxypropyl methyl cellulose phthalate nanoparticle
05/22/2003US20030094719 Adjusting a moderate pH range of polysaccharide to activate; cross- linking with poly-functional epoxy compound and producing different shapes of the product
05/21/2003EP1312616A1 Preparation of compounds of the kind polysaccharide betainates, obtained compounds, their uses and the compositions containing them
05/15/2003WO2003040190A1 Process for oxidising dialdehyde polysaccharides
05/15/2003WO2003040189A1 Novel cellulose-type material
05/15/2003WO2002083073A3 Cosmetic compositions containing water-soluble polymer complexes
05/15/2003US20030092834 Cellulose copolymers that modify fibers and surfaces and methods of making same
05/15/2003US20030091747 Fire-retardant petroleum composition
05/15/2003US20030089465 Pulping, pressing, decompacting, and feeding pulp into pre-heated reactor, cooking pulp of hydrolyzed cellulose to polymerize, depressurizing, injecting water, filtering, deaggregating with shear force, then drying
05/15/2003CA2466361A1 Process for oxidising dialdehyde polysaccharides
05/14/2003EP1309628A1 Partially cross-linked water soluble cellulose ethers, method for the production and use thereof
05/13/2003US6562961 Aminoalkyl trialkyl silyl cellulose and a method for coating surfaces
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