Process and apparatus for preparing or reacting alkanolamines

US4567303A · kind A · utility

Assignee

• BASF SE

Inventors

• Guenter Boettger · Bad Dürkheim, DE
• Hans Hammer · Mannheim, DE
• Otto Hertel · Ludwigshafen, DE
• Gerhard Jeschek · Havelsee, DE
• Herbert Mueller · Herznach, CH
• Emil Scharf · Ludwigshafen, DE
• Willibald Schoenleben

Key dates

• Filing date: Aug 6, 1984
• Grant date: Jan 28, 1986
• Expiry date: Aug 6, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D295/088
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

In preparing or reacting alkanolamines, especially at high temperatures, the use of substantially nickel-free alloy steels prevents corrosion and discoloration.