Patent ID: 8652749

Claim:
A photoresist composition, comprising: an alkali-soluble resin; a photosensitizer comprising a first compound comprising a diazonaphthoquinone represented by Formula 1 and a second compound comprising a diazonaphthoquinone represented by Formula 2; and a solvent, wherein the ratio of the first compound to the second compound ranges from about 1:3 to about 1:7, based on parts per weight of the photoresist composition, and wherein R1 is selected from the group consisting of a hydrogen atom, an alkyl group having 1 to 4 carbons, an alkenyl group having 2 to 4 carbons, a cycloalkyl group having 3 to 8 carbons, and an aryl group having 6 to 12 carbons, and wherein R2 is a bond to a corresponding oxygen.