Patent ID: 8088547

Claim:
A resist composition consisting of (A) a hydrogen silsesquioxane resin having the formula (HSi(OH)O 2/2 ) w (HSi(OR 1 )O 2/2 ) x (HSiO 3/2 ) y ((SiO 4/2 ) z , where R 1 is a linear or branched C 1 to C 6 alkyl or alkoxy group; w=0 to 1, x=0 to 1, y is >0 to 1,z is 0 to 1 and w+x+y+z≈1, (B) an acid dissociable group-containing compound, (C) a photo-acid generator, (D) an organic solvent, and optionally (E) an additive.