PROBLEM TO BE SOLVED: To provide a powder having high ability for selectively adsorbing unsaturated fatty acids contained in sebum and used for compounding with cosmetics.SOLUTION: This powder used for compounding with cosmetics and having high ability for selectively adsorbing unsaturated fatty acids comprises a plurality of base layers comprising a metal double hydroxide of formula: Mg1-xAlx(OH)2 [(x) is 0.2 to 0.33], and a laminar metal double hydroxide intercalated in intermediate layers between the adjacent base layers and composed from magnesium acetate or magnesium acrylate and interlaminar water. The powder has an effect for improving makeup fading.COPYRIGHT: (C)2009,JPO&INPIT【課題】皮脂に含まれる不飽和脂肪酸を選択的に吸着する能力が高い化粧料配合用粉体の提供。【解決手段】式:Mg1-xAlx(OH)2(式中、xは0.2ないし0.33)の金属複水酸化物よりなる複数の基本層と、隣接する該基本層の中間層にインターカレートされた酢酸マグネシウムまたはアクリル酸マグネシウムおよび層間水より構成される層状金属複水酸化物よりなる、不飽和脂肪酸を選択的に吸着する化粧料配合用粉体。当該粉体は化粧くずれを改善する効果がある。【選択図】なし
