Direct dyeing composition for keratinic fibers containing a thickening polymer with an ether plastic skeleton
US6916344B1 · kind B1 · utility
2Cited by
44References
62Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 10, 2000 |
| Grant date | Jul 12, 2005 |
| Priority date | — |
| Expiry date | Mar 31, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/86
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a direct dyeing composition for keratinic fibers, especially human keratinic fibers such as hair, containing at least one direct dye and a thickening polymer with an ether plastic skeleton, in a medium which is suitable for dyeing. The invention also relates to dyeing methods and devices for using the invention composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.