Radiation-curable compositions containing photoinitiators linked by a covalent bond

US5859084A · kind A · utility

Assignee

• BASF SE

Inventors

• Jochen Schröder · Lambsheim, DE
• Wolfgang Reich · Frankenthal (Pfalz), DE
• Erich Beck · Ladenburg, DE
• Martin Fischer · Ludwigshafen, DE
• Wolfram Weiss · Mutterstadt, DE

Key dates

• Filing date: Jul 15, 1996
• Grant date: Jan 12, 1999
• Expiry date: Jul 15, 2016

Classification

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

Abstract

A process for the preparation of a radiation-curable acrylate composition, wherein to compounds A containing at least 2 acrylic groups there are added benzophenone derivatives which are not copolymerizable by free-radical copolymerization and which contain at least one primary or secondary amino group or a hydroxyl group or a mercapto group.