Post-curable rubber-based pressure-sensitive adhesive

US10294396B2 · kind B2 · utility

Assignee

• 3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

• Silke D. Mechernich · Düsseldorf, DE
• Mareike Richter · Düsseldorf, DE
• Pierre R. Bieber · Goldkronach, DE
• Petra M. Stegmaier · Goldkronach, DE

Key dates

• Filing date: Nov 5, 2015
• Grant date: May 21, 2019
• Expiry date: May 27, 2036

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K2003/309
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present disclosure is directed to a curable precursor of a pressure sensitive adhesive comprising a) a (co)polymeric material comprising a rubber-based elastomeric material; b) a polyfunctional aziridine curing agent; and c) an acid generating agent. The present disclosure is also directed to a method of manufacturing such pressure sensitive adhesives and uses thereof.