abstract |
(57) [Summary] (Modified) [Objective] To provide a method for producing an epoxy resin having a nobornane skeleton in a high yield. [Structure] 2,3-epoxy-6-epoxyethyl-1, 4; 5,8-dimethanodecahydronaphthalene and other epoxides are polymerized with a Lewis acid catalyst (BF 3 ยท OEt 2 in the presence of an organic compound containing active hydrogen, and have repeating units of formula I and formula II Epoxy resin etc. are manufactured. |