Patent ID: 9746767
Date: 2017-08-29
CPC Classifications: G03F

Claim:
1. A photoresist composition, comprising: 5 wt % to 10 wt % of a binder resin; 5 wt % to 10 wt % of a photopolymerization monomer; 1 wt % to 5 wt % of a photopolymerization initiator comprising an oxime ester-based compound and activated by light in a wavelength range of 400 nm to 410 nm; 5 wt % to 10 wt % of a black coloring agent; and a residual amount of a solvent, wherein the binder resin comprises an acryl-based resin and a cardo-based resin, and wherein a weight ratio between the acryl-based resin and the cardo-based resin is no more than 9:1 and greater than 8:2.