Multimetal oxide compositions

US5446004A · kind A · utility

Assignee

• BASF SE

Inventors

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

Key dates

• Filing date: Jan 28, 1994
• Grant date: Aug 29, 1995
• Expiry date: Jan 28, 2014

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.