| abstract |
PROBLEM TO BE SOLVED: To provide a composite powder coated with an ultraviolet absorbent so as not to be eluted on the skin surface, a method for producing the same, and a cosmetic composition containing the composite powder and having higher safety. SOLUTION: The surface of the powder is coated with a metal oxide gel containing an ultraviolet absorber, and the metal oxide gel is For example, metal alkoxides such as tetraethoxysilane, This is a composite powder containing an ultraviolet absorbent produced by a sol-gel method from a starting solution containing water, alcohol, acid, and an ultraviolet absorbent. This ultraviolet absorbent-containing composite powder is blended into a cosmetic in the same manner as a normal powder to make a cosmetic with higher safety. |