Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
Hair cleansing compositions
A hair cleansing composition contains (A) from 10 to 20 wt % of at least one surfactant selected from the group consisting of anionic surfactants, nonionic surfactants and amphoteric surfactants; (B) from 1 to 8 wt % of a multivalent, water-soluble, inorganic salt; (C) from 0.1 to 2 wt % of a cationic polymer; and (D) from 5 to 20 wt % of a polyhydric alcohol. As a method for preventing colored hair from fading, shampooing of the colored hair is performed with the hair cleansing composition. The hair cleansing composition of the present invention inhibits the bleeding of a colorant from the colored hair through shampooing, shows good lathering and gives a smooth touch feel upon shampooing, leaves no stiff feeling after drying, and is excellent in stability.
Kao Corporation
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A61K A61Q A61K A61K A61K A61K A61Q A61K A61K
inventional inventional additional inventional additional inventional inventional inventional inventional
Shunsuke
Watanabe