Dianhydrosugar production process

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United States of America Patent

PATENT NO 9120806
APP PUB NO 20090259057A1
SERIAL NO

12421514

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Abstract

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An enhanced process for the production of a dianhydrosugar, such as isosorbide, from the corresponding sugar alcohol is described. The sugar alcohol is combined with an acid catalyst and reacted at elevated temperatures and at atmospheric pressure, eliminating the need for a vacuum. High selectivity and yields are achieved.

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Patent Owner(s)

Patent OwnerAddress
IOWA CORN PROMOTION BOARDC/O DENTONS DAVIS BROWN PC 215 10TH STREET SUITE 1300 DES MOINES IA 50309

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aubry, Paul Hurricane, US 2 12
Bradford, Marion McKinley Hendersonville, US 4 25
Clinton, Nye Atwood Hurricane, US 3 31
Schreck, David James Lake City, US 49 623

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