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Hair Color

Published November 30, -0001
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U.S. Patent No. 7,503,939 B2: Mitsubishi Pencil Co., Ltd., Tokyo, Japan, has patented a hair color composition that is comprised of, by weight,0.5-8% of a basic dye as a coloring agent, 0.5-15% of an alcohol-soluble acryl base resin, 20-80% of a lower alcohol and 5-50% water.

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