Curable silicone impression materials with high tear strength and low consistency

US8067496B2 · kind B2 · utility

Assignee

• 3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

• Joachim W. Zech · Kaufering, DE
• Franziska Strauss · Deggendorf, DE
• Henning Hoffmann · Windach, DE
• Peter Bissinger · Dießen, DE
• Wolf Steiger · Geretsried, DE

Key dates

• Filing date: Mar 11, 2011
• Grant date: Nov 29, 2011
• Expiry date: Mar 11, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/54
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to curable silicone compositions which contain silane based crosslinkers and a mixture of different organopolysiloxanes. The compositions are particularly suitable as curable impression materials in dental applications.