改良された特性を有する多層光学フィルム構造体およびその使用

摘要

Film structure comprises at least one prism film and/or a diffuser film and a multilayer optical film exhibiting at least a cover film having an outer layer directed to the prism film and/or diffuser film, where the outer layer: is made of a plastic composition having a transparent thermoplastic compound and a quaternary ammonium salt of perfluoroalkyl sulfonic acid as lubricant-additive; and has a sliding friction coefficient of less than 0.30 for prism- or diffuser film, according to ASTM D 1894-06, at a roughness of R3z greater than 5 mu m according to the standard ISO 4288.