Process for the production of di- or polycarboxylic acid esters

A method for the production of esters comprises the reaction of di- or poly-carboxylic acids or their anhydrides with alcohols, removing excess alcohol after the reaction, neutralization of the crude ester with base and filtration. The alcohol is removed by at least one steam distillation step, and...

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Bibliographic Details
Main Authors ERNST, UWE, GUBISCH, DIETMAR
Format Patent
LanguageEnglish
French
German
Published 07.12.2005
Edition7
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:A method for the production of esters comprises the reaction of di- or poly-carboxylic acids or their anhydrides with alcohols, removing excess alcohol after the reaction, neutralization of the crude ester with base and filtration. The alcohol is removed by at least one steam distillation step, and the base is added during the steam distillation.
Bibliography:Application Number: EP20020018325