Malonic ester-blocked HDI trimer with IPDA stabilization and formaldehyde stabilization

US6583216B1 · kind B1 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Eberhard Konig · Kronberg, DE
• Claus Kobusch · Meerbusch, DE
• Uwe Klippert · Burscheid, DE
• Wolfram Küttner · Bensberg, DE

Key dates

• Filing date: Jun 3, 2002
• Grant date: Jun 24, 2003
• Expiry date: Jun 3, 2022

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09D175/04
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to blocked polyisocyanate cross-linking agents and their use in one-component stoving lacquers, in particular in solvent-containing or predominantly water-based plastics coatings having a soft-feel effect.