Dyeing composition for human keratinous fibres with direct dyes and dicationic compounds
US7189266B2 · kind B2 · utility
14Cited by
63References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 2002 |
| Grant date | Mar 13, 2007 |
| Priority date | — |
| Expiry date | Jun 16, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/065
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present disclosure relates to a composition for dyeing human keratin fibers, such as the hair, comprising, in a medium suitable for dyeing, at least one direct dye and at least on dicationic compound. Also disclosed herein is a process for dyeing and lightening human keratin fibers, such as the hair, with the compositions disclosed, as well as a the corresponding dyeing kits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.