Title:
METHOD FOR HYDROGENATING BENZOIC ACID AND CATALYST SUITABLE THEREFOR
Document Type and Number:
Japanese Patent JPH07171396
Kind Code:
A
Abstract:
PURPOSE: To provide a catalyst capable of hydrogenating benzoic acid into corresponding benzaldehyde at a relatively low temp.
CONSTITUTION: This catalyst is obtained by coprecipitating a manganese salt, a salt from which an acidic carrier is formed, a zinc salt and an optional copper salt at pH 4-10, separating the precipitate, calcining at 300-700°C and optionally reducing with a hydrogen-containing gaseous mixture.
Inventors:
POORU KURISUCHIYAAN FUAN GEEMU
KU KIAODEIN
YOSEFU YOHANESU FURANSHISUKASU
KU KIAODEIN
YOSEFU YOHANESU FURANSHISUKASU
Application Number:
JP12991793A
Publication Date:
July 11, 1995
Filing Date:
May 06, 1993
Export Citation:
Assignee:
DSM NV
International Classes:
B01J23/34; B01J23/889; B01J31/22; C07B61/00; C07C45/41; C07C47/54; C07C51/255; C07D315/00; (IPC1-7): B01J23/889; B01J23/34; C07C45/41; C07C47/54
Attorney, Agent or Firm:
Mitsuo Matsui