Porphyrin-containing silicones having increased thermal stability

US5847034A · kind A · utility

Inventors

• Frank Achenbach · Simbach, DE
• Wolfgang Hechtl · Burghausen, DE
• Georg Eberl · Burghausen, DE
• Norbert Egerter · Emmerting, DE
• Sabine Schreyer · Burghausen, DE

Key dates

• Filing date: Apr 23, 1996
• Grant date: Dec 8, 1998
• Expiry date: Apr 23, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/3467
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The silicone compositions, in particular silicone oils and crosslinkable silicone compositions, contain porphyrins as heat stabilizer.