Epoxy resin composition

摘要

To provide an epoxy resin composition which can provide a cured resin which is excellent in weatherability and electric properties, and which is useful as a resin for coatings, an encapsulant, a casting material, an electric insulator, etc. An epoxy resin composition which contains a hydrogenated epoxy resin obtained by hydrogenation of an aromatic epoxy resin, wherein the hydrogenated epoxy resin has a hydrogenation ratio in an aromatic ring of not less than 85%, a loss ratio of epoxy groups of not more than 20%, and a total chlorine content of not more than 0.3% by weight.