Method of dyeing and lightening keratin materials in the presence of a reducing agent comprising a fluorescent disulphide dye
US8038731B2 · kind B2 · utility
10Cited by
47References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2007 |
| Grant date | Oct 18, 2011 |
| Priority date | — |
| Expiry date | Mar 23, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/882
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a method of dyeing and lightening keratin materials in the presence of a reducing agent, comprising applying to keratin materials, a dyeing composition comprising a fluorescent disulfide dye and simultaneously applying to the keratin materials at least one reducing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.