Furan-2,5-dicarboxylic acid purge process

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United States of America Patent

PATENT NO 10695755
APP PUB NO 20180201596A1
SERIAL NO

15921956

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Abstract

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Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.

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Patent Owner(s)

Patent OwnerAddress
EASTMAN CHEMICAL COMPANY200 SOUTH WILCOX DRIVE KINGSPORT TN 37660

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Janka, Mesfin Ejerssa Kingsport, US 84 1262
Parker, Kenny Randolph Afton, US 192 2970
Partin, Lee Reynolds Lexington, US 62 1094
Shaikh, Ashfaq Shahanawaz Kingsport, US 31 498

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