Integrated process for preparing isocyanates

US6916953B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Christian Walsdorff · Ludwigshafen, DE
• Martin Fiene · Niederkirchen, DE
• Eckhard Ströfer · Mannheim, DE
• Klaus Harth · Altleiningen, DE
• Jan Jacobs · Hoogerheide, NL
• Filip Deberdt · Bonheiden, BE

Key dates

• Filing date: Aug 27, 2002
• Grant date: Jul 12, 2005
• Expiry date: Apr 12, 2023

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Process for preparing organic isocyanates, which comprises the steps