Benzophenone derivatives and their preparation

US5264533A · kind A · utility

Assignee

• BASF SE

Inventors

• Gerd Rehmer · Beindersheim, DE
• Andreas Boettcher · Leimen, DE
• Michael Portugall · Monsheim, DE

Key dates

• Filing date: Aug 1, 1991
• Grant date: Nov 23, 1993
• Expiry date: Aug 1, 2011

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S522/905
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

UV-crosslinkable materials based on (meth)acrylate copolymers and containing special modified unsaturated benzophenone derivatives as copolymerized units are used as hotmelt adhesives, for coating sheet-like mineral substrates and as surface coatings.