Patent ID: 8268067

Claim:
A coating composition comprising: a) A silsesquioxane hardcoat resin component comprising a co-condensate of a silsesquioxane with silica nanoparticles, and b) a perfluoropolyether silane of the formula: R f —[—R 1 —Si(Y) 3-x (R 2 ) x ] y (I) wherein: R f is a monovalent or divalent perfluoropolyether group; R 1 is —C(O)—NH—R 3 -, where R 3 is a linear or branched alkylene of 1 to 6 carbon atoms; R 2 is a lower alkyl group, Y is a hydrolysable group; x is 0 or 1; and y is 1 or 2.