Process for the preparation of 1,2-propanediol

US7790937B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Jochem Henkelmann · Mannheim, DE
• Michael Becker · Ludwigshafen, DE
• Jochen Buerkle · Mannheim, DE
• Peter Wahl · Ladenburg, DE
• Gerhard Theis · Frankenthal (Pfalz), DE
• Stephen Maurer · Neustadt an der Weinstraße, DE

Key dates

• Filing date: Mar 2, 2007
• Grant date: Sep 7, 2010
• Expiry date: Mar 2, 2027

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E50/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for the preparation of 1,2-propanediol, in which a glycerol-containing stream, in particular a stream obtained on an industrial scale in the production of biodiesel, is subjected to a hydrogenation.