| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an excellently degradable epoxidized lignin resin or epoxidized lignophenol resin. <P>SOLUTION: The epoxidized lignin resin or epoxidized lignophenol resin is prepared by binding a coupling agent having an epoxy group to lignin or lignophenol. An epoxy resin composition, a varnish, a prepreg, and a cured product including the epoxidized lignin resin or epoxidized lignophenol resin and an epoxy resin curing agent are also provided. <P>COPYRIGHT: (C)2013,JPO&INPIT |
