Blends comprising epoxy resins and mixtures of amines with guanidine derivatives

US9012020B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Lars Wittenbecher · Mannheim, DE
• Michael Henningsen · Bischofswerda, DE
• Gregor Daun · Trochtelfingen, DE
• Dieter Flick · Ludwigshafen, DE
• Joerg-Peter Geisler · Ingelheim am Rhein, DE
• Juergen Schillgalies · Moers, DE
• Erhard Jacobi · Haigerloch, DE

Key dates

• Filing date: Dec 26, 2013
• Grant date: Apr 21, 2015
• Expiry date: Dec 26, 2033

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31511
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention provides a blend comprising one or more epoxy resins and a mixture which comprises 0.3 to 0.9 amine equivalent, per equivalent of epoxide of the epoxy resin used, of a hardener component a) and as hardener component b) a compound of the formula I, a process for preparing this blend, the use of the blend of the invention for producing cured epoxy resin, and an epoxy resin cured with the blend of the invention.