Separation of diols from a mixture comprising diols and polyols

The present invention relates to a process for separation of diols from a mixture comprising diols and polyols, for example, from a reaction mixture obtained from hydrogenolysis of sorbitol. In particular, the present invention relates to separation of diols from the mixture using a combination of a...

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Bibliographic Details
Main Authors XU ZHOUWEN, QI HONGBIN, LIU JING
Format Patent
LanguageEnglish
Published 22.02.2011
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention relates to a process for separation of diols from a mixture comprising diols and polyols, for example, from a reaction mixture obtained from hydrogenolysis of sorbitol. In particular, the present invention relates to separation of diols from the mixture using a combination of a wiped-film evaporator and a molecular evaporator to obtain diols in a high yield.
Bibliography:Application Number: US20090482245