Pyridinium salts containing alkoxysilyl groups

US5371216A · kind A · utility

Assignee

• Huls Aktiengesellschaft · DE

Inventors

• Gunther Bernhardt · Sankt Augustin, DE
• Margret Haas · Rübhausen, DE
• Heinz Kragl · Troisdorf, DE
• Gerald L. Larson · Fort Wayne, US

Key dates

• Filing date: Jan 28, 1993
• Grant date: Dec 6, 1994
• Expiry date: Jan 28, 2013

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2531/98
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Pyridinium salts of the formula ##STR1## are prepared. The compounds are useful as phase transfer catalysts for the preparation of methacryloyloxyalkylalkoxysilanes and acryloyloxyalkylalkoxysilanes.