Process for the two-stage oxidation dyeing of keratin fibers wit

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

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8405, 8404, 8408, 8411, 8425, 8409, 8421, 8435, 8436, 8412, A61K 713

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active

058739106

ABSTRACT:
A process for the two-stage oxidation dyeing of keratin fibers by applying to the keratin fibers:
in a first stage, at least one composition A containing at least one manganese salt and/or a manganese complex,
in a second stage, at least one composition B having a pH of greater than or equal to 6, and resulting from the extemporaneous mixing of at least one composition B1 containing at least one 4-substituted 1-naphthol and at least one composition B2 containing at least one oxidizing agent, and corresponding multi-compartment dyeing kit.

REFERENCES:
patent: 2001992 (1935-05-01), Wagner et al.
patent: 3838966 (1974-10-01), Barchas et al.
patent: 5061289 (1991-10-01), Clausen et al.
patent: 5194416 (1993-03-01), Jureller et al.
patent: 5534267 (1996-07-01), Neunhoeffer et al.

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