Radiation-curable composite layered sheet or film

US7479322B2 · kind B2 · utility

Assignees

• BASF SE
• Daimlerchrysler AG · US

Inventors

• Rainer Koeniger · St. Gallenkappel, CH
• Erich Beck · Ladenburg, DE
• Achim Grefenstein · Altrip, DE
• Reinhold Schwalm · Monsheim, DE
• Margit Veeh · Ulm, DE
• Claudia Vogel · Stuttgart, DE
• Walter Aichholzer · Hemmingen, DE
• Thomas Gruber · Rockford, US
• Karl Holdik · Ulm, DE

Key dates

• Filing date: Mar 26, 2007
• Grant date: Jan 20, 2009
• Expiry date: Mar 26, 2027

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31935
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

A radiation-curable composite layered sheet or film comprising at least one substrate layer and one outer layer, said outer layer being composed of a radiation-curable composition having a glass transition temperature of more than 40° C.