申请人:Koenemann Martin
公开号:US20060022177A1
公开(公告)日:2006-02-02
The present invention relates to a UV absorber which comprises a finely divided polymer with a volume-average particle size of from 5 to 1 000 nm, to a process for its preparation, and to its use for stabilizing molding compositions and coating films and as a light protection factor in cosmetic formulations.
本发明涉及一种紫外线吸收剂,它由体积平均粒径为 5 至 1 000 纳米的细小聚合物组成;本发明还涉及一种制备紫外线吸收剂的工艺;本发明还涉及紫外线吸收剂在稳定成型组合物和涂膜方面的用途,以及在化妆品配方中作为光防护因子的用途。