Bicyclic amidine-isocyanate adducts

US4455425A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Rolf-Volker Meyer · Krefeld, DE
• Hans-Joachim Kreuder · Krefeld, DE
• Eckhard de Cleur

Key dates

• Filing date: Sep 24, 1982
• Grant date: Jun 19, 1984
• Expiry date: Sep 24, 2002

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G2150/20
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

New amidine/isocyanate adducts are particularly useful as catalysts for hardening epoxy resins, in particular pulverulent coating compositions based on epoxy resins. New bicyclic amidines are excellent starting materials for manufacturing these amidine/isocyanate adducts.