Effect of carboxylic cnts filling on mechanical behaviors of basalt fiber/epoxy composites

Zhi Ming Yang, Jin Xu Liu*, Xin Ya Feng, Shu Kui Li, Xin Lei Wang, Yong Ji Gao

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In order to improve the mechanical properties of basalt fiber/epoxy composites, carboxylic CNTs were filled into the epoxy matrix of basalt fiber/epoxy composites. Firstly, the carboxylic CNTs filled epoxy composites with different carboxylic CNTs content were studied. Quasi-static and dynamic compression results show that when the content of carboxylic CNTs increased from 0wt% to 1wt%, both ultimate quasi-static and dynamic compressive strength of CNTs filled epoxy composites showed increasing tendencies. However when the content of carboxylic CNTs increased from 1 wt% to 1.5 wt% both ultimate quasi-static and dynamic compressive had decreasing tendencies. Base on above results, carboxylic CNTs (1wt%) filled basalt fiber/epoxy composites were fabricated by mould pressing method. Quasi-static and dynamic compression results showed that both ultimate quasi-static and ultimate dynamic compressive strength of carboxylic CNTs filled basalt fiber/epoxy composite were enhanced compared with those of basalt fiber/epoxy composites without CNTs. However, the critical failure strain were all lower than those of basalt fiber/epoxy composites without CNTs. Failure mechanism analysis showed that the carboxylic CNTs was beneficial for forming good interfacial bonding between epoxy matrix and basalt fibers, and the advantage of high axial tensile strength of basalt fibers could be fully utilized, which is responsible for the enhanced ultimate compressive strength of carboxylic CNTs filled basalt fiber/epoxy composites.

源语言英语
主期刊名Functional and Functionally Structured Materials II - Chinese Materials Conference 2017, CMC 2017
编辑Ya Fang Han
出版商Trans Tech Publications Ltd.
529-535
页数7
ISBN(印刷版)9783035712445
DOI
出版状态已出版 - 2018
活动Chinese Materials Conference, CMC 2017 - Yinchuan City, Ningxia, 中国
期限: 6 7月 201812 7月 2018

出版系列

姓名Materials Science Forum
913
ISSN(印刷版)0255-5476
ISSN(电子版)1662-9752

会议

会议Chinese Materials Conference, CMC 2017
国家/地区中国
Yinchuan City, Ningxia
时期6/07/1812/07/18

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