Hair dyeing process and compositons package

Details Hair dyeing process and compositons package Hair dyeing process and compositons package

1991-01-29

1992-12-22

Waddell, Frederick E.

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

8406, 8425, 8429, 8431, 8433, 8435, A62K 713

Patent

active

051730855

ABSTRACT:
A hair dyeing process which comprises of steps of contacting the hair to be dyed with an aqueous solution of a metal salt that promotes melanogenses in air. Before or after the aforementioned step contacting the hair with a solution of 5,6-dihydroxyindole, rinsing the hair between the two contacting steps, maintaining the contact with the second-used solution until a desired darker color is obtained, rinsing or shampooing the hair, then contacting the hair with a solution of hydrogen peroxide until the desired color shade is obtained, and then again rinsing the hair.

REFERENCES:
patent: 2539202 (1951-01-01), Peck
patent: 2875769 (1959-03-01), Rosmarin et al.
patent: 2934396 (1960-04-01), Charle et al.
patent: 3194734 (1965-07-01), Seemuller et al.
patent: 3215605 (1965-11-01), Soloway
patent: 3698852 (1972-10-01), Pantzer et al.
patent: 3993436 (1976-11-01), Fujinuma
"Instrumental Measurement and Control of Colour" Author: T. F. Chong, Rev. Prog. Coloration vol. 18 (1988) pp. 47-55.

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