| abstract |
A photosensitive resin composition comprising: (A) a polyimide precursor having a polymerizable unsaturated bond; (B) a photopolymerization initiator comprising a compound represented by the following formula (11); ( C) a thermal radical generator; and (D) a solvent containing γ-butyrolactone. (In formula (11), R 11 is a substituted or unsubstituted benzyl group, a substituted or unsubstituted fluorenyl group, or a group containing a substituted or unsubstituted carbazolyl group. R 12 is An alkyl group having 1 to 12 carbons, a group containing a cycloalkyl group having 4 to 10 carbons, a group containing a phenyl group, or a group containing a tolyl group. R 13 is a substituted or unsubstituted 6 to 20 carbon group Aromatic hydrocarbon group.) |