UV-stabilized polycarbonate mouldings

US4600632A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Winfried Paul · Krefeld, DE
• Hartmut Lower · Krefeld, DE
• Peter Muller · Leverkusen, DE
• Mark W. Witman · Pittsburgh, US
• Siegfried Storp · Cologne, DE

Key dates

• Filing date: Apr 12, 1985
• Grant date: Jul 15, 1986
• Expiry date: Apr 12, 2005

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/265
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to thin-walled UV-stabilized polycarbonate mouldings, especially webbed laminate panels and films, made of polydiorganosiloxane/polycarbonate block copolymers.