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Significance of constructed MXene@Ag hybrids for enhancing the mechanical and tribological performance of epoxy composites
Tribology International ( IF 6.2 ) Pub Date : 2021-10-29 , DOI: 10.1016/j.triboint.2021.107328
Yongjun Zhou 1 , Meng Liu 2, 3 , Yanling Wang 2, 3 , Junya Yuan 2 , Xuehu Men 1
Affiliation  

Herein, the hierarchical MXene@Ag hybrids were successfully prepared via an in-situ reduction. Moreover, the influences of MXene@Ag hybrids on thermal, mechanical, and tribological properties of epoxy resin (EP) were investigated systematically. Experimental results indicated that the thermal properties of EP/MXene@Ag composites were improved effectively. Meanwhile the tensile strength and elongation at break of EP/MXene@Ag composites were enhanced by 49.6% and 32.1%, respectively, compared to that of pure EP. Especially, the average wear rate and friction coefficient of EP/MXene@Ag composites decreased by 87.5% and 14.3% compared to that of pure EP, presenting the optimal tribological behavior. Moreover, the synergistic reinforcing effects of MXene and Ag NPs for EP matrix were discussed systematically.



中文翻译:

构建的 MXene@Ag 杂化物对提高环氧树脂复合材料的机械和摩擦学性能的意义

在此,通过原位还原成功制备了分层 MXene@Ag 杂化物。此外,系统研究了 MXene@Ag 杂化物对环氧树脂 (EP) 的热学、机械和摩擦学性能的影响。实验结果表明,EP/MXene@Ag复合材料的热性能得到有效改善。同时,与纯 EP 相比,EP/MXene@Ag 复合材料的拉伸强度和断裂伸长率分别提高了 49.6% 和 32.1%。特别是,EP/MXene@Ag复合材料的平均磨损率和摩擦系数比纯EP降低了87.5%和14.3%,呈现出最佳的摩擦学行为。此外,系统讨论了MXene和Ag NPs对EP基体的协同增强作用。

更新日期:2021-11-02
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