公开(公告)号：AT353869T

公开(公告)日：2007-03-15

申请号：AT01128595

申请日：2001-11-30

Applicant: DEGUSSA

Inventor： OSTGARD DR DANIEL ,  BERWEILER MONIKA ,  ROEDER STEFAN ,  SAUER JOERG DR ,  JAEGER DR BERND ,  FINKE DR NORBERT ,  LETTMANN CHRISTIAN

IPC: C07B61/00 ,  C07C209/48 ,  C07C209/52 ,  C07C211/36

Abstract: Preparation of isophoronediamine (3-aminomethyl-3,5,5-trimethylcyclohexylamine) by aminating hydrogenation of isophorone nitrile and/or isophorone nitrile-imine in presence of ammonia and hydrogen over a shaped Raney catalyst, the new feature is that the catalyst is in the form of hollow particles.

公开(公告)号：DE50112033D1

公开(公告)日：2007-03-29

申请号：DE50112033

申请日：2001-11-30

Applicant: DEGUSSA

Inventor： OSTGARD DR DANIEL ,  BERWEILER MONIKA ,  ROEDER STEFAN ,  SAUER JOERG DR ,  JAEGER DR BERND ,  FINKE DR NORBERT ,  LETTMANN CHRISTIAN

IPC: C07C209/48 ,  C07B61/00 ,  C07C209/52 ,  C07C211/36

Abstract: Preparation of isophoronediamine (3-aminomethyl-3,5,5-trimethylcyclohexylamine) by aminating hydrogenation of isophorone nitrile and/or isophorone nitrile-imine in presence of ammonia and hydrogen over a shaped Raney catalyst, the new feature is that the catalyst is in the form of hollow particles.