申请人:WAKIZAKA Daiki
公开号:US20090081447A1
公开(公告)日:2009-03-26
An optical film, includes: a transparent support; and at least one low refractive index layer, wherein the at least one low refractive index layer is a layer formed from a coating composition containing: (A) an inorganic fine particle; (B) a fluorine-containing copolymer; and (C) a polyfunctional fluorine-containing acrylate, and the polyfunctional fluorine-containing acrylate (C) is represented by the following structural formula:
wherein Rf represents a (p+q)-valent perfluoro saturated hydrocarbon group having a carbon number of 1 to 20, which may have an ether bond; p represents an integer of 2 to 10; q represents an integer of 0 to 8, provided that (p+q) represents an integer of 2 to 10; r represents an integer of 0 to 100; and R represents a hydrogen atom, a methyl group, a fluorine atom or a trifluoromethyl group.
一种光学薄膜,包括:透明支撑层;以及至少一层低折射率层,其中所述至少一层低折射率层为由含有以下成分的涂层组合物形成的层:(A)无机细颗粒;(B)含氟共聚物;以及(C)多官能团含氟丙烯酸酯,其中多官能团含氟丙烯酸酯(C)由以下结构式表示:其中,Rf代表碳数为1到20的(p+q)-价全氟饱和烃基,可以具有醚键;p表示2到10的整数;q表示0到8的整数,条件是(p+q)表示2到10的整数;r表示0到100的整数;R表示氢原子、甲基、氟原子或三氟甲基基团。