Hair-care agent and method for oxidative hair dying or bleaching with selected dicarboxylic acids

US11033472B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Hartmut Manneck · Klein Wesenberg, DE
• Thomas Hippe · Appen, DE
• Astrid Kleen-Fehres · Hamburg, DE

Key dates

• Filing date: May 31, 2017
• Grant date: Jun 15, 2021
• Expiry date: Jan 8, 2038

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/882
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present disclosure concerns a hair care agent for the oxidative colouring or bleaching of hair, as well as a gentle method for the oxidative colouring or bleaching of hair, in which keratinous fibres are protected from oxidative influences.