Patent ID: 8653160

Claim:
An epoxy resin composition comprising the following component (A) and component (B): (A) an epoxy resin; and (B) a clathrate complex that shows an X-ray diffraction pattern, the clathrate complex comprising: (b1) at least one aromatic carboxylic acid compound selected from the group consisting of 2,6-naphthalene dicarboxylic acid, 1,4-naphthalene dicarboxylic acid, and benzophenone-4,4′-dicarboxylic acid; and (b2) at least one imidazole compound selected from the group consisting of 2-methylimidazole, 2-ethyl-4-methylimidazole, 2-undecylimidazole, and 2-phenyl-4-methyl-5-hydroxymethylimidazole; wherein said composition is configured for sealing a semiconductor.