PROCESS FOR THE RECOVERY OF DIALKYL SUCCINATE OR DIALKYL MALEATE

A process for recovering product dialkyl succinate, dialkyl maleate or dialkyl succinate and dialkyl maleate from an overhead stream from an esterification reaction column, said overhead stream comprising as a major component alkanol and water and as a minor component the product dialkyl succinate,...

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Bibliographic Details
Main Authors TUCK, Michael William Marshall, CAMPBELL, Ian, CARRETT, Stephen
Format Patent
LanguageEnglish
Published 29.11.2017
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:A process for recovering product dialkyl succinate, dialkyl maleate or dialkyl succinate and dialkyl maleate from an overhead stream from an esterification reaction column, said overhead stream comprising as a major component alkanol and water and as a minor component the product dialkyl succinate, dialkyl maleate or dialkyl succinate and dialkyl maleate which forms an azeotrope with the water, wherein said process comprises washing the overhead stream with butanol.
Bibliography:Application Number: SG20171108544P