Direct emulsion for bleaching hair
US7494513B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2006 |
| Grant date | Feb 24, 2009 |
| Priority date | — |
| Expiry date | Sep 16, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/31
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A direct emulsion for bleaching keratin fibers, preferably human keratin fibers such as hair, having an inert phase containing of a nonoxygenated and nonperfluorinated liquid compound having a water-solubility at 25° C. of less than 1% and an aqueous hydrogen peroxide solution, a bleaching method using this direct emulsion, as it is or in the form of a ready-to-use composition, and the use of this direct emulsion for bleaching keratin fibers. The direct emulsion in accordance with the invention makes it possible to rapidly obtain substantial lightening of keratin fibers while limiting the degradation of the keratin fibers and skin irritation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.