| abstract |
The subject of the invention is a composition for dyeing keratinous fibers, and in particular human keratinous fibers such as the hair, comprising at least one particular cationic 3-amino pyrazolo [1,5-a] pyridine derivative or a of its addition salts and a method employing this derivative. It likewise relates to the cationic 3-amino pyrazolo [1,5-a] pyridine derivatives or an addition salt thereof. The present invention makes it possible in particular to obtain a stain resistant keratin fibers, resistant to light and washing. |