| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a sealing resin composition which has good storage stability, and also good characteristics of a cured product and good moldability.SOLUTION: The sealing resin composition comprises (A) an epoxy resin, (B) a phenol resin curing agent, (C) a curing accelerator, and (D) inorganic filler, as essential components. The (C) curing accelerator is a coated curing accelerator including a core particle formed of a curing accelerator which is a solid at ordinary temperature and has an average particle diameter of 0.5 to 50μm, and a shell particle which is provided so as to cover a surface of the core particle and comprises inorganic fine particles each having an average particle diameter of 1μm or less and having size of 1/4 or less of the average particle diameter of the core particle.</p> |
