Cosmetic sunscreen preparation

摘要

An object of the present invention is to provide a sunscreen cosmetic in which a micro particle zinc oxide is dispersed satisfactorily and which is excellent in the ultraviolet rays protection effect as indicated by SPF and PFA, and also in the finish transparency and the system stability. A sunscreen cosmetic obtained by means of an incorporation of a composite powder of a micro particle zinc oxide having a particle size of 0.1 mu m or less which is coated with a silicic anhydride at a coating rate of 5 to 30wt% and whose surface is treated with a silicone of 3 to 12wt%, a dispersing treatment of said composite powder in an oil or water using a media-agitating mill or a high pressure dispersing machine and/or an incorporation of a polyoxyalkylene-modified polysiloxane.