Film-forming composition with sunscreen synergistic effect and application thereof

The invention discloses a film-forming composition with a sunscreen synergistic effect and application thereof. The composition is prepared from the following components: trimethylsiloxy silicate ester, and a bis-hydroxypropyl polydimethylsiloxane/SMDI copolymer. The composition can be applied to a cosmetic formula, and cosmetics comprise BB cream, CC cream, lipstick, lip glaze, lip gloss, concealer, sunscreen cream, sunscreen spray and mascara. The sunscreen effect of cosmetics can be enhanced, and water resistance, migration resistance and friction resistance can be achieved. 本发明公开了一种具有防晒增效作用的成膜组合物及其应用，该组合物由以下组分组成：三甲基硅烷氧基硅酸酯；双－羟丙基聚二甲基硅氧烷/SMDI共聚物。该组合物可应用于化妆品配方，上述化妆品包括BB霜、CC霜、口红、唇釉、唇彩、遮瑕膏、防晒乳、防晒喷雾及睫毛膏。本发明可增强化妆品防晒效果且又能抗水、抗迁移又抗摩擦。