Imidazole agent for retarding the polymerization of aziridine compounds

US4532268A · kind A · utility

Assignee

• ESPE Fabrik Pharmazeutischer Praparate GmbH · DE

Inventors

• Peter Jochum · Meiningen, AT
• Heijo Hubner · Herrsching am Ammersee, DE
• Oswald Gasser · Hanerau-Hademarschen, DE

Key dates

• Filing date: Dec 1, 1983
• Grant date: Jul 30, 1985
• Expiry date: Dec 1, 2003

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K6/90
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Imidazoles in dissolved form act as an agent for retarding the gelation of the polymerization of aziridine compounds initiated with sulfonium salts. The composition is particularly useful in dentistry applications, such as in the preparation of impressions and provisional denture parts.