An antisoiling coating for an antireflective surface, particularly the outer surface of an antireflective film stack, wherein the antisoiling coating includes a fluorinated siloxane, preferably prepared by applying a coating composition of a fluorinated silane of the following formula: R.sub.f --R.sup.1 --SiX.sub.3-x R.sup.2.sub.x wherein: R.sub.f is a perfluorinated group optionally containing one or more heteroatoms; R.sup.1 is a divalent alkylene group, arylene group, or mixture thereof, substituted with one or more heteroatoms or functional groups, containing about 2 to about 16 carbon atoms; R.sup.2 is a lower alkyl group; X is a halide, a lower alkoxy group, or an acyloxy group; and x is 0 or 1.
一种用于防污染涂层的防反射表面,特别是防反射膜层的外表面,其中防污染涂层包括一种
氟硅氧烷,优选通过应用以下公式的
氟硅烷的涂层组合物来制备:R.sub.f --R.sup.1 --SiX.sub.3-x R.sup.2.sub.x其中:R.sub.f是可选包含一个或多个杂原子的
全氟化基团;R.sup.1是含有约2到约16个碳原子的一个或多个杂原子或功能基团的二价烷基基团,芳基基团或两者的混合物;R.sup.2是较低的烷基基团;X是卤素,较低的烷氧基团或酰氧基团;x为0或1。