Multimetal oxide compositions

US5493052A · kind A · utility

Assignee

• BASF SE

Inventors

• Andreas Tenten · Maikammer, DE
• Peter Weidlich · Mannheim, DE

Key dates

• Filing date: Feb 24, 1995
• Grant date: Feb 20, 1996
• Expiry date: Feb 24, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2002/52
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Multimetal oxide compositions which comprise, as basic constituents, the elements Mo, V, W, Cu and Ni in oxidic form in certain molar ratios, and the preparation of these multimetal oxide compositions, and their use as catalysts for the gas-phase catalytical oxidation of acrolein to acrylic acid.