采用树脂传递模塑(RTM)工艺制备了碳纤维增强环氧树脂以及碳纤维增强羟基磷灰石(HA)/环氧树脂两种复合材料,并测试了其力学性能.结果表明,RTM工艺可以基本保证环氧基体均匀浸入碳纤维织物内部.碳纤维增强HA/环氧复合材料的冲击韧性高于碳纤维增强环氧复合材料,而弯曲强度和弯曲模量低于碳纤维增强环氧复合材料.两种复合材料的弯曲强度远高于人体皮质骨,弯曲模量与皮质骨非常接近.动态力学分析(DMA)表明加入HA后,复合材料的贮存模量和内耗降低,玻璃化转变温度升高.
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