Hair dyeing method

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

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8429, 8594, 8623, 812751, A61K 706

Patent

active

043021999

ABSTRACT:
A method for coloring hair comprising sequentially treating the hair with a solution of water soluble ferric ion salt and with a carboxylic acid solution.

REFERENCES:
patent: 2313027 (1943-03-01), Schueller
patent: 2719104 (1955-09-01), Westerberg
patent: 3128232 (1964-04-01), Wilmsmann et al.
patent: 3632295 (1972-01-01), Hall et al.
patent: 3838966 (1974-10-01), Barchas et al.
patent: 3973574 (1976-10-01), Minagawa
patent: 3973574 (1976-08-01), Minagawa
Venkataraman's "The Chemistry of Synthetic Dyes", vol. V (Academic Press, 1971) pp. 505-507.
Sagarin, E., "Metallic Hair Dyes," Cosmetic Science and Technology, Interscience Publishers, Inc., N.Y., pp. 515-524 (1957).

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