Adhesive tape having one side coated with an adhesive, and no surface treatment on the opposite side

US7294396B2 · kind B2 · utility

Assignee

• tesa AG · DE

Inventors

• Andre Galle · Hamburg, DE
• Bernhard Mussig · Seevetal, DE
• Stefan Rober · Hamburg, DE
• Herbert Sinnen · Pinneberg, DE
• Dieter Wenninger · Hamburg, DE

Key dates

• Filing date: Jul 27, 2001
• Grant date: Nov 13, 2007
• Expiry date: Oct 18, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31833
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A self-adhesive tape comprising an oriented polyolefin film, one side of which is coated with an adhesive layer formed from a mixture of 30-65 wt. % of a natural rubber latex and 35-70 wt. % of an aqueous dispersion of a hydrocarbon resin, and the opposite side of which has no surface treatment.