Method for producing colorless isocyanurates of diisocyanates

US8373004B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Harald Schaefer · Ludwigshafen, DE
• Carl Jokisch · Mannheim, DE
• Horst Binder · Lampertheim, DE
• Matthias Kroner · Eisenberg, DE
• Alexander Bayer · Niedernberg, DE

Key dates

• Filing date: Mar 27, 2008
• Grant date: Feb 12, 2013
• Expiry date: Mar 10, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/792
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to a novel process for preparing colorless, isocyanurate group-comprising polyisocyanates of (cyclo)aliphatic diisocyanates.