Copolymerizable photoinitiators for UV-crosslinkable adhesives

US7358319B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Wolf-Dieter Balzer · Ludwigshafen, DE
• Ulrich Erhardt · Ladenburg, DE
• Volker Ladenberger · Schwetzingen, DE
• Harald Meyer · Monsheim, DE
• Bernd Bruchmann · Ludwigshafen, DE
• Karl-Heinz Schumacher · Ludwigshafen, DE

Key dates

• Filing date: Aug 21, 2007
• Grant date: Apr 15, 2008
• Expiry date: Aug 21, 2027

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F2/50
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to radically copolymerizable acetophenone or benzophenone derivatives, obtained by reaction of The invention also relates to copolymers that contain copolymerizable photoinitiators of the invention and to the use of said copolymers in UV-crosslinkable compositions, particularly hot-melt adhesives.