Composition comprising an alkanolamine, a basic amino acid and a suitably selected additional alkaline agent
US8241370B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2008 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Dec 17, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a composition for treating keratin fibers, and in particular human keratin fibers such as the hair, comprising, in a cosmetically acceptable medium, one or more alkanolamines, one or more basic amino acids and one or more additional alkaline agents chosen from aqueous ammonia; ammonium salts of acids whose pKa at 25° C. is greater than 4; alkali metal or alkaline-earth metal hydroxides, carbonates, carbamates and hydrogen carbonates. The present invention also relates to processes for bleaching and/or dyeing keratin fibers, and also to multi-compartment devices or ‘kits’ for performing these processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.