| 摘要 |
PURPOSE: A hair dye composition containing sulfur and charcoal is provided to moisturize skin, hair, and scalp and to maintain color persistence. CONSTITUTION: A hair dye composition contains a first agent containing 75 wt% of a first mixture and 25 wt% of a second mixture and a second agent containing 75 wt% of a third mixture and 25 wt% of the second mixture. A method for preparing the first mixture comprises: a step of mixing 0.3 wt% of p-pheylenediamine, 0.130 wt% of m-aminophenol, 0.5 wt% of resorcin, and 0.9 wt% of p-aminophenol in 71.95 wt% of purified water; a step of mixing 0.2 wt% of EDTA as a metal ion scavenger, 0.1 wt% of methyl paraben as an antiseptic, 0.750 wt% of thioglycolic acid as an antioxidant, and 1 wt% of grape seed oil as a hair protecting agent; a step of mixing 6.5 wt% of glycerylisotearylate as a base, 3 wt% of cetyl alcohol, 4.5 wt% of mineral oil, and 2 wt% of isopropylmyristate; and a step of mixing 0.1 wt% of a Glycyrrhiza extract, 0.1 wt% of propyl paraben as an antiseptic, 2 wt% of an aloe extract, and 1 wt% of a henna extract.
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