Dyeing method using a heterocyclic cationic amine and a compound chosen from an aldehyde, a ketone, a quinone, a di-iminoisoindoline derivative and a 3-amino-isoindolone derivative
US6451067B1 · kind B1 · utility
9Cited by
6References
76Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 27, 2000 |
| Grant date | Sep 17, 2002 |
| Priority date | — |
| Expiry date | Oct 27, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/4946
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to the use, for dyeing keratin fibres, of at least one heterocyclic cationic amine and of at least one compound chosen from an aldehyde, a ketone, a quinone and a diiminoisoindoline or 3-aminoisoindolone derivative, in order to obtain, by reaction without an oxidizing agent, a coloration of the said keratin fibres. The invention also relates to dye compositions comprising these compounds and to dyeing agents for using them.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.