| 纳米粒子改性环氧树脂及其复合材料力学性能研究 |
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| 引用本文： | 刘刚,张代军,张晖,安学锋,益小苏,张忠.纳米粒子改性环氧树脂及其复合材料力学性能研究[J].材料工程,2010(1). |
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| 作者姓名： | 刘刚 张代军 张晖 安学锋 益小苏 张忠 |
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| 作者单位： | 北京航空材料研究院,先进复合材料国防科技重点实验室,北京,100095;国家纳米科学中心,北京,100190 |
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| 基金项目： | 先进复合材料国防科技重点实验室基金(9140C440104070C4404) |
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| 摘 要： | 通过机械共混法制备了Al2O3纳米粒子改性环氧树脂基体,研究了纳米粒子含量对改性树脂基体力学性能的影响,并采用紧凑拉伸实验研究了纳米粒子改性环氧树脂的断裂韧性。利用改性树脂制备了玻璃纤维增强复合材料,研究了改性复合材料的力学性能与纳米粒子含量之间的关系。结果表明:纳米粒子的加入明显改善了环氧树脂基体的断裂韧性并且有助于提高树脂与纤维之间的界面粘接强度,因而使改性复合材料的层间性能明显提高而其他力学性能基本不变。
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| 关 键 词： | 纳米粒子 环氧树脂 复合材料 力学性能 |
Mechanical Properties of Nanoparticles Modified Epoxy Matrix and Composites |
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| LIU Gang,ZHANG Dai-jun,ZHANG Hui,AN Xue-feng,YI Xiao-su,ZHANG Zhong.Mechanical Properties of Nanoparticles Modified Epoxy Matrix and Composites[J].Journal of Materials Engineering,2010(1). |
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| Authors: | LIU Gang ZHANG Dai-jun ZHANG Hui AN Xue-feng YI Xiao-su ZHANG Zhong |
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| Affiliation: | 1 National Key Laboratory of Advanced Composites;Beijing Institute of Aeronautical Materials;Beijing 100095;China;2 National Center for Nanoscience and Technology;Beijing 100190;China |
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| Abstract: | The epoxy matrix toughened by nano-Al2O3 was prepared by mechanical mixing method.The mechanical properties of epoxy matrix with different nano-Al2O3 content were researched.The fracture toughness of the epoxy matrix was studied by compact tension test method.The glass-fiber reinforced composites were fabricated using the toughened epoxy matrix and the mechanical properties of the composites were investigated.The results indicate that the improved fracture toughness of epoxy matrix and the enhanced bonding ... |
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| Keywords: | nanoparticle epoxy resin composite mechanical property |
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