Patent ID: 7371500

Claim:
A positive photosensitive insulating resin composition comprising: (A) an alkali soluble resin having a phenolic hydroxyl group, (B) a compound having a quinonediazido group, (C) crosslinked fine particles, (D) a compound containing at least two alkyletherified amino groups in the molecule, (B) a thermal acid generator, and (F) a solvent, wherein the thermal acid generator is at least one selected from the group consisting of benzylmethylphenylsulfonium hexafluoroantimonate, benzylmethylphenylsulfonium hexafluorophosphate, benzylmethylphenylsulfonium tetrafluoroborate, benzylmethylphenylsulfonium trifluoromethanesulfonate, benzyl (4-hydroxyphenyl)methylsulfonium hexafluoroantimonate, benzyl (4-hydroxyphenyl)methylsulfonium hexafluorophosphate, benzyl (4-hydroxyphenyl)methylsulfonium tetrafluoroborate, benzyl (4-hydroxyphenyl)methylsulfonium trifluoromethanesulfonate, benzenediazonium hexafluoroantimonate, benzenediazonium hexafluorophosphate, benzenediazonium tetrafluoroborate, benzenediazonium trifluoromethanesulfonate, naphthalenediazonium hexafluoroantimonate, and naphthalenediazonium trifluoromethanesulfonate.