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Aqueous Hair Coloring

November 30, -0001

U.S. Patent No. 7,524,336 B2; KPSS-KAO Professional Salon Services GmbH, Darmstadt, Germany, has patented an aqueous composition for coloring keratin fibers. It is comprised of at least one hair dye; and at least one color effect pigment consisting of synthetic fluorphologopite coated with metal oxide or oxides, having a volume particle size distribution from 1-750 μm at a concentration of 0.01 to 10% by weight, calculated to the total composition.
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