PROCESS FOR PRODUCTION OF A DRIED CARBOXYLIC ACID CAKE SUITABLE FOR USE IN POLYESTER PRODUCTION

The present invention relates to a process by which a dried carboxylic acid cake is obtained from a slurry or cake carboxylic acid product through the use of at least one counter current wash. More specifically, the present invention relates to a process by which a dried terephthalic acid cake suita...

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Bibliographic Details
Main Authors LIN, ROBERT, PARKER, KENNY, RANDOLPH, GIBSON, PHILIP, EDWARD
Format Patent
LanguageEnglish
French
German
Published 09.05.2012
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention relates to a process by which a dried carboxylic acid cake is obtained from a slurry or cake carboxylic acid product through the use of at least one counter current wash. More specifically, the present invention relates to a process by which a dried terephthalic acid cake suitable as a starting material for polyester or copolyester production is obtained from a slurry or cake terephthalic acid product through the use of at least one counter current wash.
Bibliography:Application Number: EP20120000677