The composition for dyeing keratin fibers containing di-aminopyrazoles, dyeing method, new diamino pyrazole acids and their preparation are

摘要

(57) dyeing method using novel compositions for including specific diamino pyrazole derivative of one, and the oxidation dyeing of keratin fibers, the composition, novel diamino pyrazole derivatives, and [Abstract] The present invention, at least those relates to a process for producing.