Composition comprising at least one mixed dye based on at least one chromophore of azo or tri(hetero) arylmethane type, dyeing process and mixed dyes.
US7300471B2 · kind B2 · utility
14Cited by
44References
42Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2005 |
| Grant date | Nov 27, 2007 |
| Priority date | — |
| Expiry date | Jan 29, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed herein are a dye composition comprising at least one mixed dye comprising at least one chromophore chosen from chromophores of the azo family and the tri(hetero)arylmethane family; and the mixed dyes. Further disclosed herein are a process for dyeing keratin fibers, such as human keratin fibers, using the composition, and a device comprising the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.