| abstract |
The subject of the invention is a composition for dyeing keratinous fibers, and in particular human keratin fibers such as the hair, comprising at least one aminopyrazolopyridine oxidation base, a coupler and an associative polymer chosen from polyurethane polymers. and cellulosic type. The subject of the invention is also a dyeing process using this composition, in which the above-mentioned dye composition is applied to the fibers in the presence of an oxidizing agent for a time sufficient to develop the desired coloration. Finally, it has for object a device with several compartments. The composition of the present invention makes it possible in particular to obtain a coloring with various shades, powerful, aesthetic, not very selective and resistant to the various attacks that can undergo the hair |