An epoxy resin composition for fiber reinforced plastic comprising the following components A, B, C, D, E and F as essential components and having a viscosity at 40°C of at least 10,000 poise and a viscosity at 80°C of at most 200 poise:
A: a bisphenol A type epoxy compound having an epoxy equivalent of at most 250 and being liquid at room temperature,
B: a bisphenol A type epoxy compound having an epoxy equivalent of at most 1,000 and a softening point of at most 100°C and being solid at room temperature,
C: a bisphenol A type epoxy compound having an epoxy equivalent of at least 1,100 and a softening point of at least 110°C and being solid at room temperature,
D: a phenol novolak type epoxy compound,
E: a nitrile rubber, and
F: a curing agent.
一种用于纤维增强塑料的环氧
树脂组合物,由以下组分 A、B、C、D、E 和 F 作为基本成分组成,40°C 时的粘度至少为 10,000 poise,80°C 时的粘度最多为 200 poise:
A:双
酚 A 型环氧化合物,环氧当量不超过 250,室温下为液态、
B:双
酚 A 型环氧化合物,其环氧当量不超过 1,000,软化点不超过 100°C,在室温下为固态、
C:双
酚 A 型环氧化合物,其环氧当量至少为 1 100,软化点至少为 110°C,且在室温下为固体、
D:
苯酚酚醛型环氧化合物、
E:
丁腈橡胶,以及
F:固化剂。