PROBLEM TO BE SOLVED: To provide a skin cosmetic having good acquaintanceship to skin with available rich body, without sticky feeling, with a continuous moisture-retaining property and improving effect of skins suppleness.SOLUTION: The skin cosmetic includes (A) a polyalkylene glycol derivative shown by the general formula (I), Z-{O-(EO)a-(BO)k-H}m (in the formula, Z represents a residue excluding hydroxy groups from a polyvalent alcohol having 3-6 hydroxy groups, m represents an integer of 3-6, EO represents an oxyethylene group, BO represents an oxybutylene group, the EO and BO are a bind in block form, (a) represents an integer of 10-50, k represents an integer of 1-25, and the mass content of EO to 100 pts.mass of the total of EO and BO is 15-75 pts.mass), and (B) a water soluble polymer, and the content of the component (A) to the total amount of the skin cosmetic is 0.1-10 mass%, and the content of (B) component is 0.01-3 mass%.COPYRIGHT: (C)2013,JPO&INPIT【課題】コクのあるリッチな使用感を有し、肌へのなじみが良く、べたつき感がなく、保湿効果の持続性、肌の柔軟性改善効果に優れた皮膚用の化粧料の提供。【解決手段】(A)下記一般式(I)により示されるポリアルキレングリコール誘導体、Z-{O-(EO)a-(BO)k-H}m(I)(式中、Zは水酸基を3~6個有する多価アルコールから水酸基を除いた残基、mは3~6の整数、EOはオキシエチレン基、BOはオキシブチレン基を示し、EOとBOはブロック状の結合。aは10~50の整数、kは1~25の整数で、EOとBOの合計量100質量部に対し、EOの質量割合は15~75質量部)及び(B)水溶性高分子化合物を含有し、皮膚化粧料全量に対し(A)成分の含有量が0.1~10質量%、(B)成分の含有量が0.01~3質量%である、皮膚化粧料。【選択図】なし
