Adhesive paint film

US6210796A · kind A · utility

Assignee

• BASF COATINGS GMBH · DE

Inventors

• Martin Lobert · Osnabrück, DE
• Wolfgang Kranig · Senden, DE
• Werner Kluge-Paletta · Kürten, DE
• Michael Kreitz · Neuenkirchen, DE
• Stephan Zollner · Hamburg, DE
• Christian Harder · Hamburg, DE
• Bodo Szonn · Kisdorf, DE

Key dates

• Filing date: May 1, 1998
• Grant date: Apr 3, 2001
• Expiry date: May 1, 2018

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2857
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Adhesive coating film consisting of PA0 a) a radiation-cured coat which comprises PA1 from 40 to 90% by weight, preferably from 50 to 60% by weight, of urethane acrylate, PA1 from 0 to 20% by weight, preferably from 10 to 15% by weight, of polyether acrylate, PA1 from 10 to 50% by weight, preferably from 25 to 40% by weight, of reactive diluent, PA1 from 0 to 30% by weight of pigments PA1 from 0 to 10% by weight, preferably from 2 to 5% by weight, of a carboxy-functional (meth)acrylic esther [sic], PA1 from 0 to 10% by weight of other customary coatings fillers, and PA1 in the case of curing with UV radiation, from 0 to 10% by weight, preferably from 3 to 6% by weight, of photoinitiator, and PA0 b) which carries on one side an adhesive composition which PA1 has free NCO groups in the freshly applied adhesive composition, PA1 can be plastified thermally, especially under the intended processing conditions, and PA1 has a markedly weak surface tack.