| abstract |
PROBLEM TO BE SOLVED: To obtain a cured product having excellent heat resistance, electrical characteristics, mechanical properties and dimensional stability, excellent storage stability before curing, and publicly used in fields such as various heat resistant coating materials and electrical insulating materials. Providing a thermosetting resin composition capable of satisfying the requirements. A thermosetting resin composition comprising a polyurethane resin (A) having a structure represented by the following general formula (1) and / or the following general formula (2), an epoxy resin (B), and a phenoxy resin. object. [Chemical 1] [Chemical 2] (In the formula, X represents a residue obtained by removing a hydrogen atom from two phenolic hydroxyl groups of a phenolic compound having two or more phenolic hydroxyl groups in one molecule.) [Selection figure] None |