Patent ID: 7141352
Filing Date: 2006-11-28
Classification: C07D,G03F,Y10S

Abstract:
1. A positive-working resist composition comprising: (A) at least one basic compound having a benzimidazole skeleton and a polar functional group, represented by the general formulae (2) to (7): wherein R 1 is a hydrogen atom, a straight, branched or cyclic alkyl group of 1 to 10 carbon atoms, an aryl group of 6 to 10 carbon atoms, or an aralkyl group of 7 to 10 carbon atoms; R R R R R R R R (B) an organic solvent; (C) a base resin having an acid labile group-protected acidic functional group which is alkali-insoluble or substantially alkali-insoluble, but becomes alkali-soluble when the acid labile group is eliminated; and (D) a photoacid generator.