Self-adhesive tape which can be partially detackified by radiation (dicing tape)

US5525422A · kind A · utility

Assignee

• BEIERSDORF AG · DE

Inventors

• Manfred Spies · Bad Bramstedt, DE
• Christian Harder · Hamburg, DE
• Gunter Guse · Hamburg, DE
• Claudia Feldt · Hamburg, DE
• Robert Meyer · Hamburg, DE

Key dates

• Filing date: Oct 27, 1994
• Grant date: Jun 11, 1996
• Expiry date: Oct 27, 2014

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2891
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Radiation-crosslinkable self-adhesive tape (dicing tape) for the temporary fixing of wafers, having a support comprising a radiation-transparent film and a radiation-crosslinkable self-adhesive composition, characterized in that the polymeric self-adhesive composition contains copolymerized radiation initiators.