Patent ID: 8026042
Filing Date: 2011-09-27
Classification: C08G,C09D,G03F,Y10S

Abstract:
1. A composition for forming an organic anti-reflective coating layer, comprising: a polymer represented by following Formula 1: a light absorber; and an organic solvent, wherein in Formula 1, R is hydrogen atom, C n is an integer of 1-50, R 2 is C 1 ˜C 20 alkyl group, C 3 ˜C 20 cycloalkyl group, C 6 ˜C 20 aryl group or C 7 ˜C 12 arylalkyl group, R 3 is hydrogen atom, C 1 ˜C 10 alcohol group or epoxy group and POSS is a polyhedral oligosilsesquioxane, and wherein amount of the light absorber is 0.1˜30 weight % with respect to total amount of the composition for forming an organic anti-reflective coating layer and amount of the organic solvent is 40˜99.8 weight % with respect to total amount of the composition for forming an organic anti-reflective coating layer, wherein the polymer of Formula 1 has at least one unit wherein R