An oily dispersion of an inorganic microparticle oxide powder that exhibits excellent texture has superior compatibility with other cosmetic material components. The oily dispersion contains only two components of a dispersion medium and a surface-treated inorganic microparticle oxide powder, wherein the dispersion medium is an oil, the surface-treated inorganic microparticle oxide powder is a powder surface-treated with branched fatty acid containing isostearic acid as a primary constituent component or a metal salt containing isostearic acid as a primary constituent component at an amount of 1 to 30% by weight with respect to the powder as a base material, and the surface-treated inorganic microparticle oxide powder has a solid concentration of 25% by weight or more and a viscosity of 2,000 mPa·s or less at 25° C. in the preparation of the oily dispersion.
一种无机微粒氧化物的油性分散液,具有优异的质地,与其他化妆品材料成分具有卓越的兼容性。该油性分散液仅包含分散介质和经表面处理的无机微粒氧化物粉末两种成分,其中分散介质为油,经表面处理的无机微粒氧化物粉末为粉末表面经过支链
脂肪酸处理,含有异酸为主要组成成分或含有异酸为主要组成成分的
金属盐,其用量为基础材料的1%至30%的重量比,经表面处理的无机微粒氧化物粉末在油性分散液的制备过程中的固体浓度为25%或更高,在25℃下粘度为2,000 mPa·s或更低。