Process for the production of duromeric aliphatic polycarbonates

US4694065A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Peter Mues · Duisburg, DE
• Hans-Josef Buysch · Krefeld, DE
• Bert Brassat · Krefeld, DE
• Heinrich Heine · Krefeld, DE

Key dates

• Filing date: Jan 2, 1986
• Grant date: Sep 15, 1987
• Expiry date: Jan 2, 2006

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G64/0208
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to a novel process for the production of duromeric aliphatic polycarbonates from cyclic aliphatic carbonic esters by ring-opening polymerization.