Patent ID: 8728503
Filing Date: 2014-05-20
Classification: A61K,A61Q

Abstract:
1. An emulsified cosmetic composition comprising a powder which is produced by subjecting a zinc oxide powder (A) having an average particle diameter of 0.1 to 1 μm, an average particle thickness of 0.01 to 0.2 μm, and an average aspect ratio of 3 or more to surface treatment with a silane or silazane compound having a C 1-20 alkyl or fluoroalkyl group and having reactivity with an inorganic oxide, and further comprising a zinc oxide powder (B) having an average particle diameter of 0.01 to 1 μm and an average aspect ratio of less than 3, wherein a weight ratio of powder (A) to the powder (B), (A/B), is from 0.6-10.