An epoxy resin composition for fiber reinforced composite materials comprises:
(A) an epoxy component comprising 50 to 100% by weight of an epoxy resin having three or more epoxy groups,
(B) at least one compound selected from the group consisting of dicyandiamide, 2,6-xylenylbiguanide, o-tolylbiguanide, diphenylguanidine, adipyl dihydrazide, azelayl dihydrazide, and isophthalic acid dihydrazide,
(C) a specific urea compound, and
(D) a reaction product of an amide or amine with a specific epoxy compound.
一种用于纤维增强复合材料的环氧
树脂组合物包括
(A) 环氧组分,按重量计,由 50%至 100%的具有三个或三个以上环氧基团的环氧
树脂组成、
(B) 至少一种选自由双
氰胺、2,6-己烯基双胍、邻
甲苯基双胍、二
苯基胍、
己二酸二酰
肼、氮杂环戊二酰
肼和
间苯二甲酸二酰
肼组成的组的化合物、
(C) 特定的
尿素化合物,以及
(D) 酰胺或胺与特定环氧化合物的反应产物。