Polycarbonate composition having improved heat stability

US8716380B2 · kind B2 · utility

Assignee

• Bayer MaterialScience AG · DE

Inventors

• Stephan Konrad · Dormagen, DE
• Heinrich Hähnsen · Duisburg, DE
• Karl-Heinz Köhler · Aachen, DE
• Marc Buts · Duffel, BE
• Daniel Koch · Shanghai, CN
• Frank Guldentops · Shanghai, CN

Key dates

• Filing date: Sep 29, 2010
• Grant date: May 6, 2014
• Expiry date: Sep 29, 2030

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/50
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to a polycarbonate composition having reduced subsequent yellowing of the mouldings produced therefrom on heat ageing and having good optical properties of the polycarbonate composition on processing.