Method for producing primary and secondary amines by hydrogenation of nitriles and imines

US6649799B2 · kind B2 · utility

Assignee

• Degussa AG · DE

Inventors

• Daniel Ostgard · Kleinostheim, DE
• Monika Berweiler · Maintal, DE
• Stefan Röder · Koblenzer Straße, DE

Key dates

• Filing date: Dec 21, 2001
• Grant date: Nov 18, 2003
• Expiry date: Dec 21, 2021

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J37/0018
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A method for producing amines by catalytic hydrogenation of nitrites or imines with hydrogen-containing gases in the presence of a molded hydrogenation catalyst of Raney type, where the Raney catalyst is in the form of hollow bodies.