| abstract |
The present invention relates to anti-stain coatings for antireflective surfaces, in particular for external surfaces of anti-reflective film laminates, wherein the anti-stain coatings are represented by fluorinated siloxanes, preferably represented by formula (I) Fluorinated siloxane prepared by applying a coating composition of at least about 1000 fluorinated silanes.n n n Formula In n n R f- [R 1 -SiY 3-x R 2 x ] y n n n In the above formula,n n n R f is a monovalent or divalent polyfluoropolyether group,n n n R 1 is a divalent alkylene group, arylene group or a mixture thereof,n n n R 2 is a lower alkyl group,n n n Y is a halide, lower alkoxy group or lower acyloxy group,n n n x is 0 or 1,n n n y is 1 or 2. |