Composition for the oxidation dyeing of keratinous fibers comprising at least one oxidation dye and at least one cationic amphiphilic polymer, and dyeing methods
US6602303B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 13, 2001 |
| Grant date | Aug 5, 2003 |
| Priority date | — |
| Expiry date | Jan 19, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/5426
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compositions for oxidation dyeing of keratinous fibers, for example, human keratinous fibers such as hair, further such as human hair, comprising, in a medium suitable for dyeing, at least one oxidation dye, at least one cationic amphiphilic polymer comprising at least one fatty chain, and a combination comprising: (I) at least one compound chosen from oxyalkylenated and glycerolated fatty alcohols and (II) at least one hydroxylated solvent, wherein the hydroxylated solvent may have a molecular weight of less than 250, and wherein the weight ratio of (I) to (II) is greater than 1:1 and dyeing processes and devices, such as kits, comprising such compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.