Method for producing acrolein

US9822051B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Martin Steffan · Darmstadt, DE
• Helmut Mueller · Tauberbischofsheim, DE
• Philipp Roth · Baden, CH
• Christoph Weckbecker · Gelnhausen, DE
• Harald Jakob · Hasselroth, DE

Key dates

• Filing date: May 23, 2014
• Grant date: Nov 21, 2017
• Expiry date: May 23, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C51/252
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for preparing acrolein from propylene by catalytic gas phase oxidation with molecular oxygen (for example air). The invention further relates to the use of particular propylene-containing starting materials, for example refinery grade propylene, for preparation of acrolein.