Kit and method for dyeing keratinous material by means of aminosilicone and a chromophoric compound

US11766396B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Constanze Kruck · Grevenbroich, DE
• Sandra HILBIG · Bochum, DE
• Daniela Kessler-Becker · Leverkusen, DE
• Melanie Moch · Dormagen, DE
• Susanne Dickhof · Viersen, DE

Key dates

• Filing date: Jul 13, 2020
• Grant date: Sep 26, 2023
• Expiry date: Jul 13, 2040

Classification

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

Abstract

The objective of the present disclosure is a multi-component packaging unit (kit-of-parts) for dyeing keratinous material, in particular human hair, comprising separately prepared A second objective of the present disclosure is a corresponding method in which the two agents (a) and (b) are used.