Pigments and extender pigments which are surface-treated with hydrogenated lecithin, and cosmetics containing the same
AssigneeMiyoshi Kasei, Inc.
InventorsRyota Miyoshi, Isao Imai
Life of this patent
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Abstract
Pigments or extender pigments the surface of which are uniformly coated with hydrogenated lecithin or with the reaction product of hydrogenated lecithin and a metal salt; and a composition for make-up cosmetics containing such pigments or extender pigments and exhibiting excellent protection for the skin, resistance to wear, and good water repellency.
Claims5
A pigment or extender pigment the surfaces of which are uniformly coated with of a layer of adsorbed hydrogenated lecithin or with a layer of adsorbed reaction product of hydrogenated lecithin with a water-soluble metal salt, said hydrogenated lecithin having an iodine value of less than 30.
Dependencies are inferred from the claim text.