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METHOD TO PRODUCE WATER-SOLUBLE SUGARS FROM BIOMASS USING SOLVENTS CONTAINING LACTONES

United States Patent Application

20170298458
A1
View the Complete Application at the US Patent & Trademark Office
A process to produce an aqueous solution of carbohydrates that contains C6-sugar-containing oligomers, C6 sugar monomers, C5-sugar-containing oligomers, C5 sugar monomers, or any combination thereof is presented. The process includes the steps of reacting biomass or a biomass-derived reactant with a solvent system including a lactone and water, and an acid catalyst. The reaction yields a product mixture containing water-soluble C6-sugar-containing oligomers, C6-sugar monomers, C5-sugar-containing oligomers, C5-sugar monomers, or any combination thereof.
Dumesic, James A. (Verona, WI), Luterbacher, Jeremy S. (Madison, WI)
15/ 635,354
June 28, 2017
FEDERAL FUNDING STATEMENT [0002] This invention was made with government support under DE-FC02-07ER64494 awarded by the Department of Energy. The government has certain rights in the invention.