Patent ID: 6815143
Filing Date: 2004-11-09
Classification: G03F,Y10S

Abstract:
A resist material comprising:(A) an organic solvent, (B) a resin which exhibits transmittance of 30%/.mu.m or greater at a wavelength of 193 nm, is an alkali insoluble or alkali sparingly soluble resin protected with an acid labile group, and has an alicyclic structure having a â€”(CO)â€”Oâ€”(CO)kâ€” group (in which, k stands for 0 or 1) which becomes alkali soluble upon dissociation of said acid labile group, (C) a photoacid generator, (D) a basic compound, and (E) at least one compound selected from the group consisting of thiol derivatives, disulfide derivatives and thiolsulfonate derivatives.