A resin composition comprising (I) at least one compound selected from the group consisting of hydroxyl- containing unsaturated polyesters, reaction products of polyepoxides and ethylenically unsaturated carboxylic acids and -polymers of diallyl phthalate (II) at least one monomer copolymerizable with said compound (I), which is selected from the group consisting of ethylenically unsaturated monomers and allylic unsaturated monomers, (III) a catalyst capable of polymerizing (I) and (II), (IV) at least one compound containing the oxirane ring, (V) a curing agent (excluding acid anhydrides, acids and amine compounds) capable of curing said compound (IV), and (VI) a catalyst capable of promoting the curing of (IV) by (V). A preferable composition further contains (VII) a polyisocyanate compound and (VIII) a promoter for the reaction between isocyanate group and hydroxyl group. The composition may contain fibrous reinforcing agents.
一种
树脂组合物,包括(I) 至少一种选自由含羟基的不饱和聚酯、聚
环氧化物与
乙烯基不饱和
羧酸的反应产物和
邻苯二甲酸二烯
丙酯聚合物组成的组的化合物;(II) 至少一种可与所述化合物(I)共聚的单体、(III) 能使 (I) 和 (II) 聚合的催化剂,(IV) 至少一种含有
环氧乙烷环的化合物,(V) 能固化所述化合物 (IV) 的固化剂(不包括酸酐、酸和胺化合物),以及 (VI) 能通过 (V) 促进 (IV) 固化的催化剂。一种较好的组合物还含有(VII)多
异氰酸酯化合物和(VIII)
异氰酸酯基团与羟基反应的
促进剂。该组合物还可含有纤维增强剂。