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7595391 Crosslinked polysaccharides and methods of making and using crosslinked polysaccharides  
This invention relates to methods of crosslinking polysaccharides to form crosslinked polysaccharides, and more particularly, to crosslinked polysaccharides that may be incorporated in fluids...
7569556 Method of use of carboxylated polysaccharides topically on the eyeball  
The use of chemically modified dicarboxy polysaccharides for the topical treatment of the eyeball are described. The modified polysaccharides provide a carrier in solutions for the treatment of the...
7541396 Method for making carboxyalkyl cellulose  
Methods for making the carboxyalkyl cellulose.
7514552 Cellulose powder  
A cellulose powder which has an average degree of polymerization of 150 to 450, an average particle diameter of 30 to 250 μm, an apparent specific volume exceeding 7 cm 3 /g, and a retention of...
7488558 Homogeneous separator  
A battery separator for use in zinc alkaline batteries having improved mechanical strength and higher resistance to oxidation comprising cellulose that has been crosslinked with a saturated...
7485720 Cellulose-type material  
A spherical cellulose material wherein the cellulose material is a water-insoluble polysaccharide formed by β-1,4-type sugar chain linkages, the degree of crystallinity is 70% or greater, and...
7485689 Tensio-active glucoside urethanes  
Disclosed are glucoside alkyl urethanes composed of units of the formula: A(O—CO—NH—R) 3 wherein A represents a glucosyl unit of a starch hydrolysate molecule, the starch hydrolysate having...
7462607 Therapy-enhancing glucan  
This invention provides a composition comprising an effective amount of (1-3),(1-4)-β-glucan derived from barley capable of enhancing efficacy of antibodies. This invention further provides the...
7456265 Carboxylated polysaccharides and method of preparation and use  
Chemically modified dicarboxy polysaccharides are described. The modified polysaccharides are useful as a carrier for cosmetics, pharmaceuticals, veterinary products and the like. The modified...
7402668 Process of preparing alkylhydroxyalkylcellulose  
A process of preparing alkylhydroxyalkylcellulose (e.g., methylhydroxyethylcellulose and methylhydroxypropylcellulose) by reaction of cellulose in the presence of alkali metal hydroxide with an...
7345166 Water soluble biodegradable polymeric photocatalysts  
Novel antenna polymers characterized by a polymeric background of a biodegradable water soluble polymer and chromophores chemically bonded to the polymeric background have been found to be useful...
7344593 Fiber reinforced cement composite materials using chemically treated fibers with improved dispersibility  
A fiber-reinforced building material in one embodiment incorporates cellulose fibers that are chemically treated with a dispersant to impart improved dispersibility to the fibers. The fibers are...
7314743 Modified enzymes, methods to produce modified enzymes and use thereof  
The invention is directed to modified xylanases having increased stability in harsh industrial environments, such as increased pH and/or temperature.
7288149 Aqueous cement composition  
A fresh aqueous cement composition suitable for building purposes is described. It contains, besides a hydraulic cement, a methyl ethyl cellulose ether having a DS methyl of 0.4-2.2, a DS ethyl of...
7265098 Polyacid/polyalkylene oxide gels and methods for their delivery  
The present invention relates to improved methods for delivering bioadhesive, bioresorbable, anti-adhesion compositions. Antiadhesion compositions can be made of intermacromolecular complexes of...
7262181 Water soluble cellulose etherified derivatives styptic materials  
The present invention relates to hemostatic materials made of water-soluble cellulose ether derivatives, such as methylcellulose, ethylcellulose, hydroxyethylcellulose, and pharmaceutically...
7247722 Polysaccharide aldehydes prepared by oxidation method and used as strength additives in papermaking  
Polysaccharide aldehydes are prepared using selective oxidation involving the use of nitroxyl radical mediated aqueous oxidation with a limited amount of oxidant and defined reaction conditions....
7229977 Composition for soluble films with a new hydrolyzed polysaccharide  
The invention is concerned with film-forming compositions containing hydrolysates of the exopolysaccharide YAS34 for the use in pharmaceutical, veterinary, food, cosmetic or other products like...
7208593 Self-cross-linked alkyl cellulose  
A process for producing a self-cross-linking alkyl cellulose derivative, which includes irradiating, with radioactive rays, a mixture of a starting alkyl cellulose derivative (the number of carbon...
7135557 Hypochlorite free method for preparation of stable carboxylated carbohydrate products  
A method of making a carboxylated carbohydrate is disclosed, cellulose being a preferred carbohydrate material. Carboxylated cellulose fibers can be produced whose fiber strength and degree of...
7115187 Method and device for continually producing a suspension of cellulose in an aqueous amine oxide  
The invention relates to a method for continually producing a suspension of cellulose in an aqueous tertiary amine oxide. The method includes (a) mixing cellulose and an amine oxide-free aqueous...
7109325 Hypochlorite free method for preparation of stable carboxylated carbohydrate products  
A method of making a carboxylated carbohydrate is disclosed, cellulose being a preferred carbohydrate material. Carboxylated cellulose fibers can be produced whose fiber strength and degree of...
7101996 Process for preparing purified fractions of hemicellulose and cellulose-hemicellulose complexes from alkali treated fiber and products made by the process  
A process for obtaining purified hemicellulose, cellulose and cellulose-hemicellulose complexes comprising the steps of adding alcohol to caustic liquor from alkali extraction of fiber to...
7101862 Hemostatic compositions and methods for controlling bleeding  
The invention provides hemostatic compositions useful to promote hemostasis at active bleeding wound sites. The hemostatic compositions typically include an article containing cellulose, e.g.,...
7094448 Spray pack  
Disclosed is a spray pack for use in forming a uniform, stable spray coating, comprising a spray container device and, packed therein, a spraying composition comprising a liquid dispersion medium...
7074918 Cellulosic and lignocellulosic materials and compositions and composites made therefrom  
Cellulosic or lignocellulosic materials, and compositions and composites made therefrom, are disclosed.
7071327 Polysaccharide-based superabsorbent film  
A superabsorbent polysaccharide can be obtained by crosslinking a polysaccharide or derivative thereof with at least 1% by weight of a flexible spacer having a chain length of at least 9 chain...
7057032 Low moisture process for extracting hemicellulose  
The invention concerns a process for extracting hemicellulose from fiber, such as corn fiber. The process comprises agitating at least fiber, caustic and optional added water at a moisture content...
7026471 Purification method of hydroxypropylmethyl cellulose phthalate  
The present invention relates to a purification method of hydroxypropylmethyl cellulose phthalate, more particularly to a method of preparing high-purity hydroxypropylmethyl cellulose phthalate...
7015200 Gamma-hydroxybutyrate compositions containing carbohydrate, lipid or amino acid carriers  
The present invention provides compositions comprising at least one GHB moiety bonded to at least one physiologically compatible carrier molecule. The compositions can enhance the uptake of the...
7012139 Process of preparing delayed-dissolution cellulose ethers  
A process for preparing cellulose ethers having delayed dissolution in water is described. The process comprises: (a) treating a moist cellulose ether with a solution comprising a dialdehyde; (b)...
7012138 Chiral polysaccharide esters, one of the methods for preparing them and their uses for obtaining optically enriched acids or for chiral chromatography  
The present invention relates to chiral esters of polysaccharides, preferably of cellulose, amylose, β-cyclodextrin or amylopectin, obtained by reacting, in basic medium, polysaccharides...
7005514 Process for preparing microcrystalline cellulose  
A process for producing microcrystalline cellulose comprised of the steps of contacting a paper grade pulp with an alkali hydrolysis agent, washing the hydrolyzed pulp and contacting the hydrolyzed...
7001939 High amylose wheat starch and wheat containing the same  
Wheat starch of the present invention is obtained from endosperm of a seed of wheat which is modified to lack starch granule protein-1 (SGP-1). The wheat starch has an apparent amylose content of...
6987181 Oxidized polymeric carbohydrates and products made thereof  
The present invention relates to a polysaccharide having functional groups, wherein said groups are aldehyde groups formed at positions C 2 and/or C 3 as well as at position C 6 of the...
6986828 Process for producing low DP microcrystalline cellulose  
A process for producing microcrystalline cellulose. The process comprising the following steps: a) preparation of a pulp by repulping, b) pressing of the pulp obtained in a), c) decompaction...
6984733 Manufacturing process for porous material  
A method for the manufacture of a solid porous separation material based on a polysaccharide, said method comprising the steps of: (a) providing an aqueous solution (I) of a polysaccharide, (b)...
6984730 Cellulose acylate and solution thereof  
A cellulose acylate which is a polymer obtained by substituting cellulose with acyl groups in 2-, 3-, 6-positions. The total degree of acyl substitution in the 2- and 3-positions is regulated to...
6982328 Methods of producing compounds from plant material  
The invention includes methods of processing plant material by adding water to form a mixture, heating the mixture, and separating a liquid component from a solid-comprising component. At least one...
6960660 Water-soluble cellulose ether having improved filtering characteristics and selection method  
A water-soluble cellulose ether is selected by judging whether the number of undissolved fibers having a size of 16–200 μm is up to 350 fibers/2 ml in a 0.1 wt % aqueous solution of the...
6958393 Cellulose derivatives having gel-like rheological properties and process for the preparation thereof  
A description is given of cellulose derivatives having gel-like rheological properties in aqueous solution characterized in that: a) cellulose is alkalized with aqueous alkali metal...
6958227 Cellulose produced by filamentous fungi  
The present invention relates to a method of producing cellulose comprising the steps of: (i) culturing filamentous fungus having the ability to produce cellulose; and (ii) recovering...
6951933 Superabsorbent polymer  
The present invention provides a polymer derived from a cellulosic, lignocellulosic, or polysaccharide material having superabsorbent properties. Methods for making the polymer and personal care...
6943154 Water insoluble derivatives of polyanionic polysaccharides  
A water insoluble, biocompatible composition that is formed by a method which combines, in an aqueous mixture, a polyanionic polysaccharide, a nucleophile, and an activating agent, under conditions...
6939961 Method for the production of low-viscous water soluble cellulose ethers  
A process for preparing low-viscosity water-soluble cellulose ethers by the oxidative decomposition of higher-viscosity cellulose ethers with hydrogen peroxide is described. The process involves:...
6939960 Cellulose ethers  
A cellulose ether that is predominantly substituted in the C3 position of the anhydroglucose unit of the cellulose is described. In an embodiment of the present invention, the partial degree of...
RE38792 Modified bacterial cellulose  
This invention provides a bacterial cellulose comprising ribbon-shaped microfibrils having a thickness of 10 to 100 nm and a width of 160 to 1000 nm or a bacterial cellulose comprising...
6936710 Process for oxidizing primary alcohols  
Primary hydroxyl groups in a substrate having both primary and secondary hydroxyl groups can be selectively oxidized to carbaldehyde and/or carboxyl groups by contacting the substrate with a cyclic...
6933381 Method of preparing modified cellulose ether  
Process for the production of polysaccharide ethers, e.g. cellulose ethers, are disclosed wherein salts formed during the process, e.g., sodium nitrate or sodium acetate, are converted to their...
6929884 Method for manufacture of films containing insoluble solids embedded in cellulose-based films  
A film which slowly releases solids is prepared by dissolving cellulose in a solvent such as an alkali metal salt, for example L 1 Cl in a polar solvent such as DMAC, dispersing the solid in the...