Patent ID: 7378217

Claim:
An antireflective hardmask composition, comprising: (a) a polymer component comprising at least one polymer comprising a monomeric unit of Formula (I) wherein R 1 and R 2 are each independently selected from the group consisting of hydrogen, hydroxyl, alkyl, aryl, allyl, halo, and any combination thereof; R 3 and R 4 are each independently selected from the group consisting of hydrogen, a crosslinking functionality, a chromophore, and any combination thereof; R 5 and R 6 are each independently selected from the group consisting of hydrogen and an alkoxysilane group; R 7 is selected from the group consisting of hydrogen, alkyl, aryl, allyl, and any combination thereof; and n is a positive integer; (b) a crosslinking component; and (c) an acid catalyst.