Photoinitiator mixtures containing acylphosphinoxides and benzophenone derivatives

US6207727A · kind A · utility

Assignee

• BASF SE

Inventors

• Erich Beck · Ladenburg, DE
• Christof Kandzia · Monsheim, DE
• Bernhard Prantl · Worms, DE
• Matthias Lokai · Enkenbach-Alsenborn, DE
• Peter Enenkel · Konstanz, DE
• Edmund Keil · Ludwigshafen, DE
• Klaus Menzel · Berlin, DE

Key dates

• Filing date: Dec 30, 1998
• Grant date: Mar 27, 2001
• Expiry date: Dec 30, 2018

Classification

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

Abstract

A photoinitiator mixture comprising PA1 a) at least one acyl- or diacylphosphine oxide of the formula I ##STR1## and PA1 b) at least one benzophenone derivative of the formula ##STR2##