Monomer-poor polyurethane bonding agent having an improved lubricant adhesion

US6809171B2 · kind B2 · utility

Assignee

• Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

• Gerd Bolte · Monheim, DE
• Markus Kruedenscheidt · Langenfeld, DE

Key dates

• Filing date: May 2, 2002
• Grant date: Oct 26, 2004
• Expiry date: May 2, 2022

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S528/905
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

An isocyanate bonding agent which has a low content of highly volitile residual monomers which forms little migrate and has improved lubricant adhesion is provided. The bonding agent comprises prepolymers having isocyanate groups of different reactivities or the reaction products thereof.