Patents
Sitemap › C08 - Organic macromolecular compounds; Their preparation or chemical working-up; Compositions based thereon › C08L - Compositions of macromolecular compounds › C08L 5 - Compositions of polysaccharides or of their derivatives not provided for in group or
Patents for C08L 5 - Compositions of polysaccharides or of their derivatives not provided for in group or (7,748)
08/2003
08/28/2003WO2003071085A2 Anhydride-modified chitosan, method of preparation thereof, and fluids containing same
08/28/2003WO2003070226A1 Edible pga coating composition
08/28/2003US20030162952 High-concentration aqueous solutions of betaines or amine oxides
08/28/2003US20030162688 Polymers and their use
08/28/2003CA2512195A1 Anhydride-modified chitosan, method of preparation thereof, and fluids containing same
08/27/2003EP1338644A1 Concentrated aqueous solutions of betains or amine oxides
08/27/2003EP1230009B1 Storage-stable aerated gel composition and a process for producing it
08/26/2003US6610669 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
08/21/2003US20030157318 Water-absorbing polymers having interstitial compounds, a process for their production, and their use
08/20/2003EP1255576B1 Mineral-polymer hybrid composition
08/20/2003CN1437615A Soluble carob
08/14/2003US20030153467 Thickeners; viscoelectricity fluids for wells
08/12/2003US6605290 Crosslinked polymer
08/07/2003WO2003064515A1 Device and method for producing a cross-linked substance, especially in the form of a microcapsule or layer
08/07/2003WO2003064514A1 Device and method for producing microcapsules and improved microcapsule
08/07/2003US20030145393 Hair dyes containing cationic biopolymers
08/06/2003EP1332170A1 Method for producing microspherical crystallites from linear polysaccharides, corresponding microspherical crystallites and the use thereof
08/06/2003EP1003567B1 TEMPERATURE-CONTROLLED pH-DEPENDANT FORMATION OF IONIC POLYSACCHARIDE GELS
08/06/2003CN1434072A High-strength antimicrobial dialdehyde starch crosslinked chitosan membane and preparation method and use thereof
08/05/2003US6602860 Crystalline mixtures of partial methyl ethers of beta-cyclodextrin and related compounds
08/05/2003CA2089148C Oxidized complex comprising water-soluble carboxypolysaccaride and magnetic iron oxide
07/2003
07/31/2003US20030143388 Regenerated carbohydrate foam composition
07/31/2003US20030143256 Bio-decomposable polymer composition showing good thermal decomposition
07/30/2003EP1185590B1 Polymerized modified particles and methods of making the same
07/30/2003CN1433432A Hyaluronic acid gel, process for producing the same and medical material containing the same
07/30/2003CN1116349C Process for preparing water-proof and oil-proof colloid of biodegradable food container
07/29/2003US6599575 Complexing water insoluble carbohydrate with such as aqueous zinc chloride, diluting, adding surfactant and rinsing
07/29/2003CA2109502C Water insoluble derivatives of polyanionic polysaccharides
07/24/2003US20030139495 Aqueous solution of polymer and chitosan; drug delivery
07/24/2003US20030138938 Polysaccharide mixture comprising thickening agent and which has dynamic storage viscoelasticity, freeze resistance and no pasty eating texture
07/23/2003CN1432025A Hydrocolloid powder compsn. exhibiting improved dispersibility in aqueous medium and method for preparing same
07/23/2003CN1431021A Biologic spongy body used for treating gynaecology disease and produing method thereof
07/22/2003US6596791 Polymer complexes of glucuronoglucanes
07/22/2003US6596788 Biodegradable composition and method of producing the same
07/17/2003WO2003057768A1 Regenerated carbohydrate foam composition
07/17/2003WO2003057735A1 Chitosan-calcium complex and methods of producing the complex
07/17/2003CA2470517A1 Regenerated carbohydrate foam composition
07/16/2003EP0830137B1 Ionic molecular conjugates of n-acylated derivatives of poly(2-amino-2-deoxy-d-glucose) and polypeptides
07/16/2003CN1114664C Structure and its manufacturing method
07/16/2003CN1114655C Process for preparing porous microspheres of high-amino cross-linked chitosan
07/16/2003CN1114654C Biologically degradable henry steudnera tuber film and its making process
07/15/2003CA2123602C Gel production from plant matter
07/10/2003WO2003055942A1 Heteroxylan film-forming composition for making capsules and resulting capsules
07/10/2003US20030130429 Comprises 1-40% by weight of impact modifier comprising ethylene/acrylate copolymers, vinyl acetate copolymers, polyethylene obtained by metallocene catalysis
07/10/2003US20030129730 Solvent-free acylation with acid anhydride for neutralization
07/10/2003US20030129403 Barrier material with nanosize metal particles
07/10/2003CA2470545A1 Heteroxylan film-forming composition for making capsules and resulting capsules
07/09/2003EP1007015B1 In situ formation of polymeric material
07/03/2003WO2003054077A1 Cereal beta glucan compositions, methods of preparation and uses thereof
07/03/2003WO2003053470A2 Pulsed bio-agent delivery systems based on degradable polymer solutions or hydrogels
07/03/2003US20030125509 Indomethacin entrapped within polysaccaride (dextran) or proteins
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
07/03/2003US20030124195 Hydrocolloid powder composition exhibiting improved dispersibility in an aqueous medium and method for preparing same
07/03/2003US20030124189 Combination of chitosan and second polymer that are not covalently or ionically crosslinked, prepared by dissolving both polymers in an acidic aqueous solution, dehydrating and recovering
07/02/2003EP1323773A1 Transparent, aqueous elastomer
07/02/2003EP1122996B1 Agent for covering a soil surface
07/02/2003CN1427868A Gel comprised of poly-a-1,4-glucan and starch
07/02/2003CN1427059A Water-soluble swellable sealing material
07/01/2003US6586590 Clarified hydrocolloids of undiminished properties and method of producing same
07/01/2003US6586499 Water-soluble continuous phase and a discontinuous solid phase filler that is inert to the continuous phase; mounting a contact lens blank for machining
06/2003
06/26/2003US20030119944 For mounting a contact lens blank for machining
06/26/2003US20030119708 Laundry treatment compositions
06/26/2003US20030119672 Chitosan; neutralization, precipitation
06/26/2003US20030119157 Uniform pore size; adding solution to a organic solvent of low temperature; freeze-drying; phase separation; superior in cell attachment, biocompatibility, and biodegradability
06/24/2003US6583219 Three-dimensional, crosslinked interpenetrating polymer network
06/19/2003WO2003050190A2 Novel combination containing a poloxamer and chondroitin sulphuric acid and/or a glycoprotein and use thereof
06/18/2003EP1237585B1 Mineral-polymer hybrid composition
06/18/2003CN1424346A Chitin mixed membrane containing Fullerene amine derivative and preparation thereof
06/12/2003WO2003020231A3 Deodorant composition
06/12/2003US20030108497 Cosmetics, skin disorders; attenuate wrinkles
06/11/2003EP1318171A1 Polysaccharide conjugate capable of binding cellulose
06/10/2003US6576261 Potentiation of inclusion complex formation of cyclodextrin derivatives
06/10/2003CA2090954C Binder comprising pullulan and saccharide(s)
06/05/2003US20030104020 Chitosan compositions
06/04/2003EP1315479A1 Pectin film compositions
06/04/2003EP1225860B1 Hydroabsorbent polymers comprising interstitial compounds, method for producing and using the same
06/04/2003EP1135177B1 Porous composite matrix and the production and use thereof
06/04/2003EP1047725B1 Polysaccharide conjugate capable of binding cellulose
06/04/2003EP0656368B2 Small-diameter composite composed of water-soluble carboxypolysaccharide and magnetic iron oxide
05/2003
05/29/2003US20030100739 Generation of polysaccharide-protein biopolymer; prepare polysaccharide solution, adjust hydrogen ion concentration, expose to cross linking agent, recover biopolymer
05/29/2003US20030097962 A hydrocolloid formulation comprising at least one sulphoalkyl- substituted polysacharide ether which is soluble in each cold and hot water e.g., carboxymethylsulphoethylcellulose (CMSEC)
05/28/2003EP1146884A4 Novel polymer formulations containing perfluorinated compounds for the engineering of cells and tissues for transplantation that improves cell metabolism and survival, and methods for making same
05/28/2003EP1119378B1 Polysaccharide based absorbent polymer material
05/28/2003EP0882096B1 Thermoplastic fuel tank having reduced fuel vapor emissions
05/22/2003WO2003042251A1 Chitosan compositions
05/22/2003WO2003042250A1 Composition and method to homogeneously modify or cross-link chitosan under neutral conditions
05/22/2003US20030096879 Gels of hyaluronic acid cross-linked with bi-functional l-aminoacids or l-aminoesters or mixtures thereof
05/21/2003EP1114091B1 Method for producing a foam
05/21/2003CN1109065C Thermoplastic mixture based on 1,4-alpha-D-polyglucane, method for making same and use thereof
05/20/2003US6565710 Filter material with flavoring and flavor-protecting properties and a process for its production
05/20/2003US6565708 A compound having a lyotropic degree 4% or more and a water soluble polymer such as polyacrylamide or polyvinyl alcohol based polymers
05/20/2003CA2091668C Process for producing n-substituted polyhydroxy nitrogen-containing heterocycles
05/15/2003WO2003041095A1 Process of composites preparation between particulate materials and cyclodextrins and/or their derivatives products thereof
05/15/2003WO2003040190A1 Process for oxidising dialdehyde polysaccharides
05/15/2003US20030092800 Sustained release; drug delivery
05/15/2003US20030091851 Method of preparing chitin films
05/15/2003CA2466361A1 Process for oxidising dialdehyde polysaccharides
05/14/2003CN1417253A Epoxy crosslinking agent and its prepn and application in preparing biodegradable material
05/14/2003CN1416808A Oral biological macromolecular medicine administrating system based on biological adhesive microballoon
05/14/2003CN1108110C Composition comprising viscosity modulating polymer material and its use
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