Inorganic support materials containing sulphonate and mercapto groups, process for the production thereof and use as catalyst

US5919566A · kind A · utility

Assignee

• Degussa AG · DE

Inventors

• Hans Lansink-Rotgerink · Goldbach, DE
• Stefan Wieland · Offenbach, DE
• Emmanuel Auer · Frankfurt, DE

Key dates

• Filing date: Oct 21, 1996
• Grant date: Jul 6, 1999
• Expiry date: Oct 21, 2016

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31663
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Inorganic support materials containing sulphonate and mercapto groups, and a process for the modification of these materials with the corresponding difunctional organosilicon compounds and use thereof as catalysts in acid-catalyzed reactions.