Process for producing vinylene carbonate

US8530676B2 · kind B2 · utility

Assignee

• Saltigo GmbH · DE

Inventors

• Reinhard Langer · Krefeld, DE
• Anke Beckmann
• Paul Wagner · Mülheim an der Ruhr, DE
• Heinrich Grzinia · Erkelenz, DE
• Marielouise Schneider · Leverkusen, DE
• Ulrich Notheis · Dormagen, DE
• Lars Rodefeld · Leverkusen, DE
• Nikolaus Muller · Monheim, DE

Key dates

• Filing date: May 4, 2006
• Grant date: Sep 10, 2013
• Expiry date: Sep 22, 2027

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to the industrial production of vinylene carbonate (VC) by elimination of hydrogen chloride from chloroethylene glycol carbonate (CGC) with tertiary amines in the absence of relatively large amounts of additional solvent.