聚氨酯的水分散溶液(聚氨酯分散剂)作为一种高性能成膜剂,在化妆品行业中可用于护肤,防晒,彩妆和头发定型产品中,能够显著改善颜色配方的耐水性和耐磨性[1]。丙酮和乙二醇为《中国药典》2010年版二部附录中收载的限制使用的有机溶剂[2],为聚氨酯分散剂中可能存在的安全风险物质,根据国家食品药品监督管理局对化妆品原料的相关要求[3],需要对其含量进行 Aqueous dispersions of polyurethane (polyurethane dispersions), as a high performance film former, can be used in the cosmetic industry for skin care, sunscreens, make-up and hair styling products and can significantly improve the water and abrasion resistance of color formulations [1 ]. Acetone and ethylene glycol are the restricted organic solvents contained in the appendix of the 2010 edition of the Chinese Pharmacopoeia [2]. They are the possible safety risk substances in the polyurethane dispersant. According to the requirements of the State Food and Drug Administration for the cosmetics raw materials The relevant requirements [3], the need for its content