A single-stage process for dyeing keratinous fibers in intense colors comprising simultaneously applying to said keratinous fibers a composition comprising iodide ions, an oxidant and an effective concentration of an oxidation dye to produce said intense colors when the pH of said composition is alkaline.
一种将角质纤维染成浓艳颜色的单阶段工艺,包括同时向所述角质纤维施加一种组合物,该组合物包含
碘离子、氧化剂和有效浓度的氧化
染料,当所述组合物的 pH 值为碱性时,可产生所述浓艳颜色。