Mo- and V-containing multimetal oxide materials

US7495121B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Hartmut Hibst · Schriesheim, DE
• Gerhard Cox · Bad Dürkheim, DE
• Frieder Borgmeier · Mannheim, DE

Key dates

• Filing date: May 12, 2004
• Grant date: Feb 24, 2009
• Expiry date: Nov 2, 2026

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2004/61
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Multimetal oxide materials which contain Mo and V and, if required, one or more of the elements from the group consisting of lanthanides, transition elements of the Periodic Table of the Elements and elements of the third to sixth main group of the Periodic Table of the Elements and which are prepared in the presence of an alkali metal other than Li and have the i-phase structure are used as active material in catalysts for partial gas-phase oxidations.