POWDER SOLID COSMETIC

To provide a powder solid cosmetic having excellent impact resistance.SOLUTION: There is provided a powder solid cosmetic containing fatty acid calcium salt particles having fatty acid carbon numbers of 12 to 22, an oily component and a brilliant powder, wherein the oil component includes a polar oi...

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Bibliographische Detailangaben
Hauptverfasser: KANAMARU TETSUYA, HIROSAKI KEN, NISHIYAMA YOSHIHIRO
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide a powder solid cosmetic having excellent impact resistance.SOLUTION: There is provided a powder solid cosmetic containing fatty acid calcium salt particles having fatty acid carbon numbers of 12 to 22, an oily component and a brilliant powder, wherein the oil component includes a polar oil having an IOB of 0.1 to 0.6, the brilliant powder has an average particle diameter of 15 to 200 μm, the fatty acid calcium salt particles have a median diameter of 4.0 to 15.0 μm, the size summary value A represented by the following expression (1) satisfies the relationship of A≤2.0 and the average thickness is 350 to 800 nm. Grain size summary value A=(D90-D10)/D50 Expression (1) (Provided, 4.0≤D50≤15.0). D10: 10% integrated diameter of calcium fatty acid salt particles on the volumes basis (μm), D50: Median diameter of fatty acid calcium salt particles on a volume basis (μm), D90: 90% integrated diameter of fatty acid calcium salt particles on the volume basis (μm).SELECTED DRAWING: None 【課題】耐衝撃性に優れた粉末固形化粧料を提供すること。【解決手段】脂肪酸の炭素数が12~22である脂肪酸カルシウム塩粒子、油性成分および光輝性粉体を含む粉末固形化粧料であって、前記油性成分はIOB0.1~0.6の極性油を含み、前記光輝性粉体は、平均粒径が15~200μmであり、前記脂肪酸カルシウム塩粒子は、メジアン径が4.0~15.0μmであり、下記式(1)で表される粒度要約値AがA≦2.0の関係を満たし、かつ厚さ平均が350~800nmである、粉末固形化粧料。粒度要約値A=(D90-D10)/D50・・・式(1)(但し、4.0≦D50≦15.0)D10:脂肪酸カルシウム塩粒子の体積基準における10%積算径(μm)D50:脂肪酸カルシウム塩粒子の体積基準におけるメジアン径(μm)D90:脂肪酸カルシウム塩粒子の体積基準における90%積算径(μm)【選択図】なし