| abstract |
The present invention relates to a thermosetting resin composition that can be cured at low temperature in a short time and that can ensure storage stability before curing, a thermosetting sheet, a novel compound that can be used for them, and a precursor thereof. Provided. A thermosetting resin composition comprising a radical polymerization component, a thermal polymerization initiator, and an ammonium salt, wherein the thermal dissociation start temperature of the ammonium salt is 60 ° C to 140 ° C. [Selection figure] None |