Acidic post-treatment of hair dyed with dihydroxyindole

Details Acidic post-treatment of hair dyed with dihydroxyindole Acidic post-treatment of hair dyed with dihydroxyindole

1995-08-21

1997-09-09

Gardner, Sallie M.

Drug, bio-affecting and body treating compositions

Live hair or scalp treating compositions

Hair coloring

8441, A61K 706, A61K 713

Patent

active

056653360

ABSTRACT:
A process for altering the color of hair that has been dyed with dihydroxyindole comprising the steps of treating the dyed hair with an acidic solution for an effective amount of time and rinsing the treated hair.

REFERENCES:
patent: 3933421 (1976-01-01), Lewis
patent: 4425132 (1984-01-01), Grollier
patent: 4808190 (1989-02-01), Grollier
patent: 5011500 (1991-04-01), Grollier
patent: 5135544 (1992-08-01), Grollier

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