| 摘要 |
PROBLEM TO BE SOLVED: To provide a production method of an epoxy thermosetting resin from a renewable resource.SOLUTION: The present invention relates to a method of producing an epoxide resin from a mixture of a plurality of epoxidized phenol compounds, where the plurality of epoxidized phenol compounds are obtained by epoxidizing a plurality of natural phenol compounds selected from the group consisting of simple phenols, acid-phenol, coumarin, naphthoquinone, stilbenoid, flavonoid, isoflavonoid, anthocyanin, condensed tannin and hydrolyzable tannin. |
