Sulphonated comb polymers and preparations, in particular hair cosmetic preparations, based on such sulphonated comb polymers

US7026408B2 · kind B2 · utility

Assignee

• BEIERSDORF AG · DE

Inventors

• Bernhard Mees · Charlotte, US
• Andreas Koller · Regensburg, DE
• Matthias Loffler · Niedernhausen, DE
• Roman Morschhäuser · Mainz, DE
• Angelika Turowski · Eberbach, DE
• Marion Detert · Hamburg, DE

Key dates

• Filing date: Apr 19, 2001
• Grant date: Apr 11, 2006
• Expiry date: Apr 19, 2021

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/54
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Water-soluble and/or water-dispersible comb polymers consisting of a polymer main chain and polyester side-arms which contain sulphone groups and are linked to said polymer main chain via ester groups.