公开(公告)号：US3766088A

公开(公告)日：1973-10-16

申请号：US3766088D

申请日：1971-12-14

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YOSHIMURA K ,  ASANO S ,  HONDA T ,  TSUCHIYA R

IPC: B01J23/94 ,  B01J25/04 ,  B01J38/64 ,  C07B61/00 ,  C07C231/06 ,  C07C233/09 ,  B01J11/30 ,  B01J11/02

CPC classification number: B01J23/94

Abstract: A PROCESS FOR REGENERATING A METALLIC COPPER CATALYST USED IN PRODUCING CORRESPONDING AMIDE COMPOUNDS FROM NITRILE COMPOUNDS BY HYDRATING THEIR NITRILE RADICAL, COMPRISING TREATING THE CATALYST WITH AN AQUEOUS SOLUTION OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF SODIUM COMPOUNDS, POTASSIUM COMPOUNDS, CALCIUM COMPOUNDS AND AMMONIUM COMPOUNDS.