Anhydrous paste for bleaching human keratin fibers
US7803355B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Jul 14, 2003 |
| Grant date | Sep 28, 2010 |
| Priority date | — |
| Expiry date | Nov 13, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/31
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed herein is an anhydrous paste for bleaching human keratin fibers, such as hair, comprising at least one peroxygenated salt, at least one alkaline agent, from 15% to 35% by weight of at least one polydecene of formula C10nH[(20n)+2] wherein n ranges from 3 to 9, such as from 3 to 7, relative to the total weight of the paste, and from 0.01% to 10% by weight of at least one gelling agent chosen from hydrophilic fumed silicas, hydrophobic fumed silicas and diblock, triblock, multiblock and radial-block copolymer comprising at least one segment of styrene monomers and at least one segment of monomers chosen from thermoplastic monomers and comonomers, relative to the total weight of the paste.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.