| 摘要 |
PROBLEM TO BE SOLVED: To provide an epoxy resin composition which is excellent in crack resistance and adhesion. SOLUTION: The epoxy resin composition comprises an epoxy resin (A), a curing agent (B), a filler (C), and a curing accelerator (D) as the indispensable components, wherein the epoxy resin (A) contains a bifunctional epoxy compound at a rate of 80% by weight or more; the curing agent (B) contains at least one kind of bifunctional phenol curing agents represented by formula (I) or (II) at a rate of 1-70% by weight; the filler (C) contains a spherical silica at a rate of 80% by weight or more; and the resin composition contains the filler (C) at a rate of 80-96% by weight relative to the total.
|
