Patent ID: 9575408
Date: 2017-02-21
CPC Classifications: C07C,C07D,G03F

Claim:
1. A photoresist composition comprising a resin having an acid-labile group; a salt represented by the formula (I); and a salt represented by the formula (B1): wherein Q R “z” represents an integer of 0 to 6; X L R wherein R a C3 to C36 alicyclic hydrocarbon group in which a hydrogen atom can be replaced by a halogen atom, a C2 to C4 acyl group or a glycidyloxy group, or a C6 to C36 aromatic hydrocarbon group in which a hydrogen atom can be replaced by a halogen atom, a hydroxy group, or a C1 to C12 alkoxy group, and R R m2 and n2 each independently represent an integer of 0 to 5; wherein Q L Y Zb