PURIFICATION OF AROMATIC CARBOXYLIC ACIDS

Processes for manufacturing a purified aromatic carboxylic acid include heating a purification reaction mixture in a pre-heating zone, the purification reaction mixture comprising a crude aromatic carboxylic acid and a solvent, and purifying the crude aromatic carboxylic acid in the purification rea...

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Bibliographic Details
Main Author BARTOS, THOMAS M
Format Patent
LanguageEnglish
French
German
Published 09.11.2016
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:Processes for manufacturing a purified aromatic carboxylic acid include heating a purification reaction mixture in a pre-heating zone, the purification reaction mixture comprising a crude aromatic carboxylic acid and a solvent, and purifying the crude aromatic carboxylic acid in the purification reaction mixture to form a purified aromatic carboxylic acid product. One or more operations are maintained at a pressure above ambient in order to achieve energy savings.
Bibliography:Application Number: EP20140709775