| abstract |
The invention discloses a traditional Chinese medicine black hair dyeing agent which uses natural transdermal absorption and penetration enhancers such as peppermint oil, pine oil, eucalyptus oil, cinnamyl alcohol and the like as dyeing penetrants. Two agents, the tannic acid in the gallnut extract is selected as the dye as the dyeing agent, the surfactant is the emulsifier, and one or more of peppermint oil, pine oil, eucalyptus oil, and cinnamyl alcohol are added in combination as the dyeing penetrant. , prepared with deionized water; the mordant is prepared with green alum as the color developer, the surfactant as the emulsifier, the sodium hydroxide as the pH adjuster, and the iron powder as the reducing agent, prepared with deionized water. The invention adopts natural plant extracts, does not contain organic dyes, is non-toxic and harmless, does not hurt hair quality, and has suitable temperature for dyeing hair, and the effect of dyeing white hair and blackening is lasting. |