NEW 2, 3,5-TRIAMINOPYRIDINE TYPE COUPLER AND USE OF THE SAME FOR DYING KERATIN FIBERS

摘要

PROBLEM TO BE SOLVED: To provide a composition useful for dyeing keratin fibers, in particular the hair, capable of obtaining strong, uniform dyeing results between the end and the root, which are resistant to external agents, while at the same time being capable of giving varied shades, in particular in fundamental shades such as chestnut, gray or black shades. SOLUTION: The dye composition contains at least one oxidation base and at least one coupler of the 2,3,5-triaminopyridine type expressed by formula (I). COPYRIGHT: (C)2005,JPO&NCIPI