Low viscosity allophanates containing actinically curable groups

US7902315B2 · kind B2 · utility

Assignee

• Bayer MaterialScience AG · DE

Inventors

• Jan Weikard · Neunburg vorm Wald, DE
• Christophe Detrembleur · Liège, BE
• Dorota Greszta-Franz · Erkrath, DE
• Frank Richter · Frankfurt, DE
• Wolfgang Fischer · Meerbusch, DE
• Jörg Schmitz
• Holger Mundstock · Wermelskirchen, DE

Key dates

• Filing date: Sep 1, 2005
• Grant date: Mar 8, 2011
• Expiry date: Jul 4, 2027

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09D175/16
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for preparing radiation-curing binders containing allophanate groups by reacting at temperatures of ≦130° C.