Anhydrously curing polyisocyanate-based adhesives

US12247144B2 · kind B2 · utility

Assignee

• Covestro Deutschland AG · DE

Inventors

• Dirk Achten · Leverkusen, DE
• Florian Golling · Düsseldorf, DE
• Christoph Thiebes · Cologne, DE
• Ute Nattke · Leverkusen, DE
• Piet Driest · Amersfoort, NL

Key dates

• Filing date: Oct 17, 2019
• Grant date: Mar 11, 2025
• Expiry date: Apr 18, 2042

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09J2475/00
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to adhesives which are characterized in that they cure in the absence of water and at room temperature with the formation of isocyanurate groups.