Title:
SIMULTANEOUS PREPARATION OF TEREPHTAHLIC ACID AND DIMETHYL TEREPHTAHLATE
Document Type and Number:
Japanese Patent JPS5387331
Kind Code:
A
Abstract:
PURPOSE: Monomethyl terephthalate is heated in the presence a cobalt catalyst to form uncolored terephthalic acid and dimethyl terephthalate in a short period and in high conversion.
Inventors:
AZUMA SHIZUO
YAMAMOTO KIYOSHI
HIROSE ISAO
SUZUKI MASAO
SAKAI HIROSHI
KATOU KENICHI
OKITSU HIROYUKI
YAMAMOTO KIYOSHI
HIROSE ISAO
SUZUKI MASAO
SAKAI HIROSHI
KATOU KENICHI
OKITSU HIROYUKI
Application Number:
JP112477A
Publication Date:
August 01, 1978
Filing Date:
January 11, 1977
Export Citation:
Assignee:
TEIJIN LTD
International Classes:
C07C27/00; B01J23/00; B01J23/74; B01J31/00; B01J31/04; C07B61/00; C07C61/00; C07C63/26; C07C67/00; C07C69/82; (IPC1-7): B01J23/74; B01J31/04; C07C61/00; C07C63/26; C07C67/00; C07C69/82