Light isocyanates, method for producing them and use thereof

US6900348B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Martin Reif · Lichtenfels, DE
• Peter van den Abeel · Brasschaat, BE
• Filip Nevejans · Sint-Niklaas, BE
• Hans Volkmar Schwarz · Waterloo, BE
• Ulrich Penzel · Lauscha, DE
• Volker Scharr · Senftenberg - Zły Komorow, DE

Key dates

• Filing date: Jun 16, 2000
• Grant date: May 31, 2005
• Expiry date: Jun 16, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/7664
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process is provided for preparing light-colored isocyanates which can be used for preparing urethane compounds, in particular polyurethanes, for example polyurethane foams.