Catalyst with fine-particle dispersion of the active component

US6124234A · kind A · utility

Assignee

• BASF SE

Inventors

• Thomas Fetzer · Speyer, DE
• Wolfgang Buechele · Ludwigshafen, DE
• Matthias Irgang · Heidelberg, DE
• Bernhard Otto · Schifferstadt, DE
• Hermann Wistuba · Mannheim, DE
• Gert Buerger

Key dates

• Filing date: Apr 25, 1997
• Grant date: Sep 26, 2000
• Expiry date: Apr 25, 2017

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/52
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Catalysts prepared by combining M--Al.sub.2 O.sub.4 where M is an element of Group Ib, VIIb or VIII of the Periodic Table of the Elements with tin, lead, an element of group IIa or IIb of the Periodic Table of the Elements as oxide or salt or in elemental form and calcining at 300-1300.degree. C. under 0.1-200 bar and the process for preparing them.