Title:
【発明の名称】無水マレイン酸を液相水素化してγ-ブチロラクトンにするための触媒の製法
Document Type and Number:
Japanese Patent JPS5829142
Kind Code:
B2
Abstract:
A process for the liquid-phase hydrogenation of maleic anhydride to gamma -butyrolactone in the presence of a catalyst composed of cobalt oxide and palladium on a support of silica.
Inventors:
GEORUGU MIHYARUTSUIKU
KAARU HAINTSU GURUTSUEKU
KAARU HAINTSU GURUTSUEKU
Application Number:
JP7426975A
Publication Date:
June 21, 1983
Filing Date:
June 18, 1975
Export Citation:
Assignee:
TEXACO AG
International Classes:
C07D307/33; B01J23/89; B01J35/08; C07B61/00; C07D315/00; (IPC1-7): B01J23/89
Attorney, Agent or Firm:
Toshio Yano