Polycarbonate molding compositions

US7714066B2 · kind B2 · utility

Assignee

• Bayer MaterialScience AG · DE

Inventors

• Andreas Seidel · Dormagen, DE
• Thomas Eckel · Dormagen, DE
• Holger Warth · Sha Tin, CN
• Eckhard Wenz · Neunburg vorm Wald, DE
• Bernd Keller · Lompoc, US
• Dieter Wittmann · Leverkusen, DE

Key dates

• Filing date: Apr 17, 2006
• Grant date: May 11, 2010
• Expiry date: Apr 10, 2027

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31507
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

An impact-modified polycarbonate composition is disclosed. The composition features good processing stability, low temperature toughness and chemical resistance to stress cracking. It includes two copolymers of a vinylaromatic compound and a functionalized vinylolefinic compound and is suitable for the production of complex components.