Method for the gentle heat-assisted shaping of keratin fibers

US9681724B2 · kind B2 · utility

Assignee

• CRODA INTERNATIONAL PLC · GB

Inventors

• Diane Metten · Goldkronach, DE
• Bernd Richters · Hamburg, DE
• Rene Scheffler · Ellerau, DE

Key dates

• Filing date: Jun 18, 2015
• Grant date: Jun 20, 2017
• Expiry date: Jun 18, 2035

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61Q5/06
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A compound of formula (I) in which R1, R2 and R3 independently represent an aliphatic hydrocarbon group with 6 to 30 carbon atoms, and n and m independently represent integers from 1 to 10, is suitable for restructuring keratin-containing fibers that were exposed to heat of a temperature of 80° C. to 350° C.