PROCESS FOR DYEING KERATINOUS FIBRES WITH 5,6-DIHYDROXYINDOLE COMBINED WITH AN IODIDE AND DYEING COMPOSITION EMPLOYED

摘要

The invention relates to a plural stage process for dyeing keratinous fibers wherein a composition (A) comprising, in a medium suitable for dyeing, 5,6-dihydroxyindole and iodide ions, is applied to the hair, the application of said composition (A) being preceded or followed by the application of a composition (B) comprising hydrogen peroxide.