Compositions for dyeing keratinous fiber

Bleaching and dyeing; fluid treatment and chemical modification – Using enzymes – dye process – composition – or product of dyeing

Reexamination Certificate

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C008S406000, C008S407000, C008S408000, C008S426000

Reexamination Certificate

active

06958080

ABSTRACT:
A composition for dyeing keratinous fiber which includes incorporated therein an oxidative color-developing substance, an enzyme which reacts with oxygen as a substrate but does not evolve hydrogen peroxide, and a weak reducing agent.

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“Science of Wave”, Japan Permanent Waving Lotion Industry Association, issued by Shinbiyo Shuppan Co,. Ltd., 1994 (with partial translation).

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