碳纤维/碳纳米管混杂填充聚合物复合材料导热性能研究

被引：9

作者：

朱帅甫

吴海宏

张显果

孙春燕

闫盼盼

冯智富

机构：

[1] 河南工业大学机电工程学院

来源：

塑料科技 | 2015年 / 43卷 / 08期

关键词：

聚酰胺6; 碳纤维; 碳纳米管; 导热性能; 复合材料;

D O I：

10.15925/j.cnki.issn1005-3360.2015.08.002

中图分类号：

TB332 [非金属复合材料];

学科分类号：

摘要：

为探明材料的导热性能和力学性能的协同增效机制,以碳纤维(CF)/碳纳米管(CNT)混杂填充聚酰胺6(PA6)复合材料为实验对象,研究了CNT表面处理工艺对PA6/CNT/CF结合界面形貌、力学性能及导热性能的影响。结果表明:与单一填充CF相比,CNT的加入在CF与基体界面间形成"桥架"结构,降低了界面热阻,材料的力学性能与导热性能均有所提高;CNT表面镀镍处理后与CF的相互作用进一步增强,促使其附着在CF表面,使CF与基体间的啮合作用增强,可显著提高材料的导热性能与力学性能。

引用

页码：28 / 32

页数：5

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