Adhesives based on polyester-graft-poly(meth)acrylate copolymers

US8383728B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Gabriele Brenner · Schneverdingen, DE
• Rene Koschabek · Weinheim, DE
• Sven Balk · Frankfurt, DE
• Thorsten Brand · Marl, DE
• Gerd Loehden · Essen, DE

Key dates

• Filing date: May 29, 2008
• Grant date: Feb 26, 2013
• Expiry date: Feb 26, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L2666/02
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to the use of mixtures comprising polymer types A, B and AB as or in adhesives, polymer type A being a copolyester prepared with cocondensation of unsaturated aliphatic dicarboxylic acids, polymer type B being a (meth)acrylate homopolymer and/or copolymer, and polymer type AB being a graft copolymer of polymer type A and polymer type B.