Process for the preparation of polyether alcohols from unsaturated starters having active hydrogen atoms

US8399608B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Georg Heinrich Grosch · Bad Dürkheim, DE
• Matthias Zipplies · Hirschberg, DE
• Thomas Ostrowski · Mannheim, DE
• Ulrich Annen · Nümbrecht, DE
• Markus Klumpe · Mannheim, DE

Key dates

• Filing date: Oct 25, 2007
• Grant date: Mar 19, 2013
• Expiry date: Aug 8, 2028

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G65/2696
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A process for the preparation of polyether alcohols by reacting at least one alkylene oxide with at least one unsaturated starter having at least one active hydrogen atom per molecule under basic catalysis,