| 摘要 |
PURPOSE: An ammonia free hair coloring composition is provided to reduce hair damage and harmfulness to the human body. CONSTITUTION: An ammonia free hair coloring composition comprises a first agent containing 20-30 weight% of base, 6-23 weight% of alkalizer, 1-2 weight% of color forming agent and residual solvent and a second agent containing 1-10 weight% of base, 15-20 weight% of oxidizer, 0.1-0.5 weight% of pH adjusting agent, and residual solvent. The first agent is cetyl alcohol, cetearyl alcohol, plyoxyethylene cetyl ethel phosphate, polyoxyethylene cetyl ethel, oleyl alcohol, behenyl alcohol, or their mixture. The second agent is cetyl alcohol, cetearyl alcohol, sodium polyoxyethylene lauryl ethel sulfate, polyoxyethylene castor oil or their mixture.
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