Dyeing composition for human keratinous fibers with oxidation dyes and dicationic compounds
US7172631B2 · kind B2 · utility
9Cited by
6References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2002 |
| Grant date | Feb 6, 2007 |
| Priority date | — |
| Expiry date | Jun 1, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/4966
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present disclosure relates to a dyeing composition for human keratinous fibers, such as the hair, comprising, in a suitable dyeing medium, at least one oxidation dye, and at least one dicationic compound. The disclosure further relates to the dyeing methods and dyeing kit using the dye composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.