PROBLEM TO BE SOLVED: To provide a cosmetic capable of alleviating hotness of sun light by absorbing or blocking not only ultraviolet but also infrared to prevent skin from photo-aging and to maintain healthy and beautiful skin.SOLUTION: A heat-blocking cosmetic is obtained by blending titanium oxide (A) having an average particle diameter of 5-100 nm, and titanium oxide (B) having an average particle diameter of 300-3,000 nm (preferably, at least one being spherical and hydrophobized about its surface) at a ratio of (A):(B)=1:9-9:1 (weight ratio), preferably (A):(B)=1:9-8:2 (weight ratio).COPYRIGHT: (C)2013,JPO&INPIT【課題】紫外線のみならず赤外線も吸収又は遮断することで太陽光の熱さを軽減し、肌の光老化を防ぎ、健康で美しい肌を維持することを可能にする化粧料の提供。【解決手段】平均粒径5~100nmの酸化チタン(A)と平均粒径300~3000nmの酸化チタン(B)(好ましくは少なくとも一方が球状であり、かつ表面が疎水化処理されている)とを(A):(B)=1:9~9:1(重量比)、好ましくは(A):(B)=1:9~8:2(重量比)の割合で配合してなる遮熱化粧料。【選択図】図1
