以羧基化多壁碳纳米管(MWCNTs)和吡咯单体为反应物,通过原位聚合方法成功制备了MWCNTs/聚吡咯(PPy)导电复合材料;通过傅里叶红外光谱仪、扫描电镜、热重分析仪及四探针电导仪对复合材料的结构与性能进行了表征.结果表明:羧基化MWCNTs高的长径比和大的比表面积使得复合材料比纯PPy的电导率和热稳定性能有显著提高;随着MWCNTs含量增加,复合材料的电导率和热稳定型均明显提高;当MWCNTs质量分数为20%时,复合材料的电导率达到11.1 S·cm-1.
所属栏目
试验研究
收稿日期
2014/4/272015/1/10
作者单位
钟旭佳:西安工程大学机电工程学院, 西安 710048
高晓丁:西安工程大学机电工程学院, 西安 710048
李阳:西安理工大学印刷包装工程学院, 西安 710048
备注
钟旭佳(1990-),女,吉林长春人,硕士研究生.
引用该论文:
ZHONG Xu-jia,GAO Xiao-ding,LI Yang.Synthesis and Properties of Electrical Multi-Walled Carbon Nanotube/Polypyrrole Electrical Conductive Composites[J].Materials for mechancial engineering,2015,39(2):30～33
钟旭佳,高晓丁,李阳.多壁碳纳米管/聚吡咯导电复合材料的制备及性能[J].机械工程材料,2015,39(2):30～33
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