Hair treatment process using a direct emulsion comprising an oxidizing agent and a composition containing an alkaline agent
US8262739B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2009 |
| Grant date | Sep 11, 2012 |
| Priority date | — |
| Expiry date | Dec 18, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/31
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a process for lightening or dyeing keratin materials, in which the following are used: a) a direct emulsion (A) comprising one or more fatty substances in an amount of greater than 25% by weight; one or more oxyalkylenated nonionic surfactants; an amount of water of greater than 5% by weight relative to the total weight of the emulsion, and one or more oxidizing agents, and b) a composition comprising one or more alkaline agents. The invention also relates to a multi-compartment device comprising, in one of them, an emulsion (A), and, in another, a composition (B) comprising one or more alkaline agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.