Thermosetting cyanate resin and the use thereof for the production of composite materials and IPNs

US4631319A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Johannes Blahak · Munich, DE
• Rolf Dhein · Krefeld, DE
• Lothar Preis · Bensberg, DE
• Manfred Schreckenberg · Krefeld, DE

Key dates

• Filing date: Apr 1, 1985
• Grant date: Dec 23, 1986
• Expiry date: Apr 1, 2005

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S525/903
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

This invention relates to a thermosetting resin of either (a) at least one polycyanate and (b) at least one polyester polyol or of (c) a prepolymer of (a) and (b) and to the use thereof for the production of composite materials and of interpenetrating polymer networks (IPNs).