Method and device for producing segmented contact adhesive layers and for applying the same on a substrate

US6527897B1 · kind B1 · utility

Assignee

• LOHMANN GMBH & CO. KG · DE

Inventors

• Günther Ecker · Neuwied, DE
• Bernd Hoffend · Andernach, DE
• Fritz Herrmann · Rodgau, DE
• Ralf Nittenwilm · Höhr-Grenzhausen, DE

Key dates

• Filing date: Nov 6, 2000
• Grant date: Mar 4, 2003
• Expiry date: Nov 6, 2020

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T156/171
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

The invention relates to a process and a device for manufacturing segmented pressure-sensitive adhesive layers and applying the same to a substrate, involving the use of a reaction medium containing radiation-inducible polymers and/or prepolymers of olefinically unsaturated compounds and the addition of a photoinitiator.