High-molecular, segmented, thermoplastically processable, aromatic polycarbonates containing co-condensed dimeric fatty acid esters, their preparation and their use

US4430492A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Manfred Schreckenberg · Krefeld, DE
• Hans-Heribert Burgdorfer · Cologne, DE
• Rolf Dhein · Krefeld, DE
• Gottfried Schneider · Stuttgart, DE

Key dates

• Filing date: Aug 28, 1980
• Grant date: Feb 7, 1984
• Expiry date: Aug 28, 2000

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G63/64
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to polycarbonate compounds characterized in that dimeric fatty acid ester soft segments are co-condensed therein. The invention further relates to processes for preparation of these compounds and their use in films and molded articles.