Use of polypropyleneimine as curing agent for epoxide resins

US9650542B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Christoph Mueller · Birkenau, DE
• Christian Mueller · Wiesbaden, DE
• Kirsten Dahmen · Mannheim, DE
• Alexander Panchenko · Ludwigshafen, DE
• Ansgar Gereon Altenhoff · Heidelberg, DE
• Monika Charrak · Frankenthal (Pfalz), DE
• Andreas Kunst · Ludwigshafen, DE
• Michael Henningsen · Bischofswerda, DE
• Achim Kaffee · Trostberg, DE

Key dates

• Filing date: Jul 29, 2014
• Grant date: May 16, 2017
• Expiry date: Jul 29, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K7/02
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to the use of substantially linear polypropyleneimine as a hardener for epoxy resins, and also to a corresponding curable composition, to the curing thereof, and to the cured epoxy resin obtainable therefrom.