Dendritic polyether-polyurethane thickeners

US9066891B2 · kind B2 · utility

Assignee

• BASE SE · DE

Inventors

• Holger Türk · Mannheim, DE
• Volker Wendel · Seeheim-Jugenheim, DE
• Anna Cristadoro · Heppenheim, DE
• Daniel Stadler · Shanghai, CN
• Markus Buchmann · Freinsheim, DE

Key dates

• Filing date: Jan 6, 2012
• Grant date: Jun 30, 2015
• Expiry date: Nov 28, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/2835
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Described are associative polyether-polyurethane thickeners into which dendritic polyetherpolyols have been polymerized-in. Also described is the preparation of these thickeners, and the use thereof, in particular, in cosmetic preparations.