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7022837 |
Cellulose ethers and method of preparing the same
The present inventors have discovered that the solution rheology of cellulose ethers prepared from cellulose pulp is altered by mercerizing and recovering cellulose pulp before preparing the...
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7022824 |
Method for the production of sorbit
A process is described for preparing sorbitol by catalytic hydrogenation of a monosaccharide forming sorbitol on hydrogenation in the liquid phase, which comprises the catalyst being obtainable...
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7019131 |
Programmable one-pot oligosaccharide synthesis
The reactivity of a number of p-methylphenyl thioglycoside (STol) donors which are either fully protected or have one hydroxyl group exposed has been quantitatively determined by HPLC in...
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7018986 |
Use of beta glucans for the treatment of osteoporosis and other diseases of bone resorption
The invention provides methods of using beta glucans to treat conditions associated with bone loss or low bone density as well as methods for promoting bone growth in situations where enhanced bone...
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7015318 |
Continuous process for modifying starch and its derivatives by branching enzymes
The subject of the invention is a process for modifying starch or starch derivatives by branching enzymes, consisting in continuously introducing the said branching enzymes into the reaction medium...
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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)...
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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...
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7008933 |
Process for prophylaxis and therapy of thrombotic processes employing heparin having particular average molecular weights
A process for prophylaxis and therapy of thrombotic processes includes preparing heparin having an average molecular weight ranging from 10 to 11.5 kd; formulating a pharmaceutical preparation...
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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...
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7005422 |
Derivatives of monosaccharides as cell adhesion inhibitors
This invention relates generally to compounds and processes for synthesizing derivatives of 2-3-O-isopropylidene-α-L-xylo-2-hexulofuranosonic acid. The compounds of this invention are useful,...
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7005508 |
Nitroderivatives of polysaccharides
The present invention provides a new class of compounds presenting a high compatibility with tissues and organic fluids. Such new compounds are polysaccharides essentially formed of units of uronic...
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7005515 |
Process for preparing alkyl hydroxyalkyl cellulose ethers
The process for preparing an alkyl hydroxyalkyl cellulose ether comprises the steps of: a) alkalizing cellulose to obtain alkali cellulose, b) reacting alkali cellulose with an alkyl halogenide...
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7002007 |
Production of high molecular weight hyaluronates
Methods of making high molecular weight hyaluronates are disclosed. The methods include contacting a hyaluronate-containing source with an acid to make an acidic hyaluronate suspension, contacting...
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7001994 |
Methods for introducing mannose 6-phosphate and other oligosaccharides onto glycoproteins
Methods to introduce highly phosphorylated mannopyranosyl oligosaccharide derivatives containing mannose 6-phosphate (M6P), or other oligosaccharides bearing other terminal hexoses, to carbonyl...
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7001894 |
Blood flow improvers and thrombosis preventives or remedies
Glucosamine salts and derivatives are effective for the improvement of blood flow, and hence, for the prevention and/or treatment of diseases caused by blood flow disturbances, such as thrombosis....
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7000000 |
Polysaccharide fibers
This invention pertains to novel fibers made of α(1→;3) polysaccharides, and a process for their production. The fibers of the invention have “cotton-like” properties but can be produced as...
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6998482 |
Process for the preparation of directly compressible α-mannitol
The present invention relates to a process for the preparation of directly compressible mannitol having a content of the α modification of greater than 90%.
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6998480 |
Process for improving sucralose purity and yield
This invention relates to processes for purifying sucralose by the use of an initial non-crystallization purification procedure followed by three or more sequential crystallization steps and...
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6998481 |
Process for the preparation of β-mannitol for direct compression
The present invention relates to a process for the preparation of mannitol for direct compression having a content of the β-modification of greater than 90%.
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6995248 |
Immobilization of nucleic acids
This invention relates to a biomolecule-bound substrate made of polymeric molecules, each of which contains a reacting group; and a plurality of biomolecules, each of which contains another...
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6992183 |
Highly sulfated derivatives of K5 polysaccharide and their preparation
The purification of the E.coli K5 polysaccharide by treatment with isopropyl alcohol and elimination of lipophilic substances is described. The purified product can be used to prepare, after...
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6987099 |
Uncomplexed cyclodextrin compositions for odor control
The present invention relates to a stable, aqueous odor-absorbing composition, preferably for use on inanimate surfaces. The composition comprises from about 0.1% to about 20%, by weight of the...
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6987183 |
Method for recovering products
The present invention is directed to a method comprising a multistep process for recovering one or more monosaccharides from a solution containing at least two monosaccharides selected from the...
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6987180 |
Uridine analogs and techniques for making and using
Uridine analogs and techniques for making and using uridine analogs are disclosed in this invention. These uridine analogs include nucleoside phosphates having a 5-aminouracil group. These...
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6984631 |
Thermoplastic cellulose derivative composition and fiber comprising the same
A thermoplastic cellulose derivative composition of the present invention contains, as a main component, a cellulose ester having an aliphatic polyester side chain having a repeat unit having 2 to...
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6984731 |
Process for manufacturing cellulose acetate
The invention provides a process for manufacturing at low cost cellulose acetate, which is useful as a biodegradable plastic, using corncob meal which has hitherto been thrown away as a raw...
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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)...
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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...
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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...
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6979734 |
Use of rubber latex in combination with starch
The present invention relates to rubber latex comprising an amount of starch, which rubber latex has a reduced allergen activity as compared to the same rubber latex without starch. In addition,...
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6974804 |
Esters
Acylated cellobiose compounds (CHME) which satisfy the formula;
wherein
X represents an acyl group (R—CO—) or H, Z represents an acyl group (R′—CO—) or H and not more than a...
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6972320 |
Ligation method and reagents to form an amide bond
Methods and reagents for the formation of amide bonds between an activated carboxylic acid derivative and an azide useful in the synthesis of peptides, proteins and derivatized or labeled amino...
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6969705 |
Compositions of polysaccharides derived from heparin, their preparation and pharmaceutical compositions containing them
Alkali and alkali-earth metal salts of polysaccharides derived from heparin, their method of preparation and the pharmaceutical compositions containing them.
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6969531 |
Sodium hyaluronate microspheres
The present invention relates to microspheres comprising hyaluronan derivatized with a bifunctional crosslinker to form microspheres. Methods of making such microspheres, comprising mixing...
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6962991 |
Process for the synthesis of pyrazolopyrimidines
The present invention provides a nucleoside comprising a pyrazolopyrimidine base and a process for producing the same. In particular, the processes of the present invention comprises using a...
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6960654 |
Method of forming glycosidic bonds from thioglycosides using an N,N-dialkylsulfinamide
A method of forming a glycosidic bond utilizing an activated thioglycoside is disclosed. The thioglycoside is activated by an N,N-dialkylsulfinamide and trifluoromethanesulfonic anhydride. The...
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6958395 |
Method for producing water-soluble saccharide conjugates and saccharide mimetics by Diels-Alder reaction
The present invention relates to a method by which saccharide compounds can be prepared in a very easy way. This method comprises the steps of:
(a) attaching at least one saccharide to a cyclic or...
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6958326 |
Cyclodextrin-drospirenone inclusion complexes
Pharmaceutical compositions comprising low doses of sensitive complexes between an estrogen and a cyclodextrin are provided with improved stability. In specific embodiments the composition...
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6953850 |
Protecting groups for carbohydrate synthesis
The invention provides collections of orthogonally-protected monosaccharides as universal building blocks for the synthesis of glycoconjugates of non-carbohydrate molecules, neo-glycoconjugates and...
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6953574 |
Method for producing a fermented hydrolyzed medium containing microorganisms
A method of producing a hydrolyzed fermented medium containing microorganisms includes providing at least one solid plant product reduced to small pieces and mixed with sugar and biocompatible...
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6951934 |
Method for preparing functionalized β-(1,3)-glucan derivatives
The present invention relates to a novel method of chemically preparing functionalized derivatives of β-(1,3)-glucans, enabling obtaining oligosaccharides which are free or which comprise specific...
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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...
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6949640 |
Method for synthesizing 2-chloro-9-(2-fluoro-β-D-arabinofuranosyl)-9H-purin-6-amine
2-Chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin
-9-amine is synthesized by reacting a 2-chloro-6-substituted purine with a protected and activated 2-deoxy-2-fluoro-D-arabinofuranose;...
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6949524 |
Polysaccharide conjugates of biomolecules
Compounds that are modified polysaccharides having pendant aldehyde functionalities are disclosed. Each of the aldehyde functionalities is attached through a linker to a position corresponding to a...
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6949519 |
Macrolide solvates
Azithromycin in the form of a monohydrate comprising from 4.0% to 6.5% of water, a process for its preparation and its use in pharmaceutical compositions.
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6943248 |
Crystalline form of sucralose, and method for producing it
A crystalline form of sucralose, and a method of making it. The method involves continuously crystallizing sucralose from an aqueous solution by a process providing continuous removal and...
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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...
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6939962 |
Method for the synthesis of sucrose-6-esters
There is described a process for the synthesis of a sucrose-6-ester comprising: (a) reacting a mixture comprising sucrose and a polar aprotic solvent with an organotin-based acylation promoter,...
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6939856 |
Method for preparing dexchlor tannate
The invention pertains to a method for preparing dexchlorpheniramine (“dexchlor”) tannate by reacting dexchlorpheniramine free base at a temperature of about 75 to about 150° C. with tannic...
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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:...
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