Polyester polyol-based adhesives on the basis of furandicarboxylic acid obtained from renewable raw materials

US12012531B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Adrian Brandt · Essen, DE
• Horst Beck · Sulzbach/Saar, DE
• Kerstin Schroeder · Langwaden, DE
• Alexander Kux · Monheim, DE
• Dennis Bankmann · Dressendorf, DE
• Helga Garmann · Hilden, DE
• Stefan Tomke · Oberhausen, DE
• Timo Pasemann · Oberhausen, DE
• Kerstin Russbuelt · Hilden, DE

Key dates

• Filing date: Apr 20, 2020
• Grant date: Jun 18, 2024
• Expiry date: Jan 7, 2041

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/7671
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

The present invention relates to adhesives which contain a polyester polyol on the basis of furandicarboxylic acid obtained from renewable raw materials, and to a method for bonding substrates, in particular film-like substrates, using said adhesive.