| 摘要 |
PROBLEM TO BE SOLVED: To provide a cation-curable resin composition which can give cured products excellent in heat resistance, transparency, wet heat resistance and the like; and to provide a cured product useful for various uses such as optical materials.SOLUTION: There are provided a cation-curable resin composition including an epoxy compound, a polysiloxane compound and a cation-curing catalyst as essential components, wherein the cation-curing catalyst contains a specific Lewis acid and a specific Lewis base; and a cured product obtained by curing the cation-curing resin composition. |
