| abstract |
The purpose is to provide a heat-curable or radiation-curable functional epoxy resin. The curable article thereof having high hardness, high level heat resistance and electric property. The shrinkage of the resin during the curing is low and the pattering property thereof is excellent. Provided are a specific epoxy resin having fluorene skeleton, an epoxy resin acrylic resin, and an alkali-soluble radiation-curable unsaturated resin having fluorene. |