Patent ID: 8703845
Filing Date: 2014-04-22
Classification: C08G,C08L

Abstract:
1. A thermosetting resin composition comprising an epoxy resin (A) and a phenolic resin (B) as essential components; wherein the phenolic resin (B) has a structure comprising structural moieties (ph1), (ph2), and (X); wherein structural moiety (ph1) is an aromatic group comprising an aromatic skeleton and either a naphthylmethyloxy group or an anthrylmethyloxy group directly bonded to the aromatic skeleton via the oxygen atom of the naphthylmethyloxy group or the anthrylmethyloxy group; wherein structural moiety (ph2) is an aromatic group comprising an aromatic skeleton and at least one hydroxyl group directly bonded to the aromatic skeleton; wherein structural moiety (X) is represented by the following general formula 1: (where Ar represents a phenylene group or a biphenylene group and each R independently represents a hydrogen atom or a methyl group); wherein each structural moiety (ph1) in the structure of the phenolic resin (B) is directly bonded to a structural moiety (X) via the aromatic skeleton of (ph1); and wherein each structural moiety (ph2) in the structure of the phenolic resin (B) is directly bonded to a structural moiety (X) via the aromatic skeleton of (ph2).