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Patent Searching and Data


Title:
【発明の名称】フタル酸の水素化
Document Type and Number:
Japanese Patent JP2003512917
Kind Code:
A
Abstract:
The present invention relates to an improved process for the hydrogenation of phthalic acids over a supported palladium catalyst. Phthalic acids are hydrogenated with improved selectivity in aqueous solution over palladium on carbon catalyst to give cyclohexanedicarboxylic acids (CHDA).

Inventors:
Sumner, Charles, E., Junior
Gustafson, Bruce, Elle.
Application Number:
JP2001504871A
Publication Date:
April 08, 2003
Filing Date:
December 14, 1999
Export Citation:
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Assignee:
Eastman Chemical Company
International Classes:
B01J23/44; C07B61/00; C07C51/36; C07C61/09; (IPC1-7): B01J23/44; C07C51/36; C07C61/09
Attorney, Agent or Firm:
Takashi Ishida (4 others)