Method for producing acrylic acid by the heterogeneously catalysed gas-phase oxidation of propane

US6867328B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Frieder Borgmeier · Mannheim, DE
• Andreas Tenten · Maikammer, DE
• Hartmut Hibst · Schriesheim, DE
• Klaus Joachim Müller-Engel · Blankenloch, DE
• Signe Unverricht · Mannheim, DE
• Gerhard Cox · Bad Dürkheim, DE

Key dates

• Filing date: Jul 16, 2001
• Grant date: Mar 15, 2005
• Expiry date: Jul 16, 2021

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2523/00
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The invention relates to a method for producing acrylic acid by the heterogeneously catalysed gas-phase oxidation of propane on a multi-metal oxide mass, said mass containing the elements Mo, V, Te and/or Sb and having a specific X-ray diffractogram.