Hair dye compositions

Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing

Reexamination Certificate

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Details

C008S406000, C008S435000, C008S441000, C008S543000, C008S594000, C008S619000, C008S623000, C008S620000, C132S202000, C132S208000

Reexamination Certificate

active

07044986

ABSTRACT:
Hair dye compositions comprise (A) ammonia or an ammonium salt, (B) a carbonate (other than an ammonium salt), (C) a transition metal salt, and (D) a chelating agent, and have a pH of from 8.5 to 12. They do not give off an intensely irritating odor and have low irritating property, can change hair into a lighter tone in a short time or can dye hair well in a color ranging from a light color to a deep color, and moreover, assure good retention of the thus-obtained tone or color.

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Nikkei Snagyo Shinbun, May 1, 2000, Hair dyeing agent with little odor.

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