垂直排列碳纳米管阵列和炭/炭复合材料的制备、导热性能及其在热管理中的应用进展  

A review of aligned carbon nanotube arrays and carbon/carbon composites:fabrication,thermal conduction properties and applications in thermal management

作　　者：董志军[1] 孙兵 朱辉[1] 袁观明[1] 李保六 郭建光 李轩科[1] 丛野[1] 张江[1] DONG Zhi-jun;SUN Bing;ZHU Hui;YUAN Guan-ming;LI Bao-liu;GUO Jian-guang;LI Xuan-ke;CONG Ye;ZHANG Jiang(Key Laboratory of Hubei Province for Coal Conversion and New Carbon Materials,Wuhan University of Science and Technology,Wuhan 430081,China)

机构地区：[1]武汉科技大学煤转化与新型炭材料湖北省重点实验室,湖北武汉430081

出　　处：《新型炭材料》2021年第5期873-896,共24页New Carbon Materials

基　　金：国家自然科学基金项目(NO.U1960106,52072275,U1864207,52002296).

摘　　要：现代科技的发展对热管理材料提出了更高、更迫切的需求。由于具有优异的导热性、低热膨胀系数和耐高温性,定向排列碳纳米管和炭/炭复合材料作为理想的轻质、稳定的热管理材料引起了广泛的关注。本文首先介绍了炭材料的导热机制,系统评述了垂直排列碳纳米管阵列和炭/炭复合材料的制备方法,热导率的主要影响因素以及它们在热管理中的应用。总结了材料制备-结构-性能之间的关系,并给出了提高材料导热性能的策略。最后提出了垂直排列碳纳米管阵列和炭/炭复合材料在热管理应用中面临的挑战及今后的研究方向。The development of modern technology has posed greater and more urgent needs for thermal management materials.Aligned carbon nanotube arrays and carbon/carbon composites have aroused extensive interest as ideal lightweight and stable thermal management materials because of their low thermal expansion coefficient,excellent thermal conduction and high-temperature resist-ance.Here,we first review the thermal conducting mechanism of carbon materials.We then describe the general fabrication methods,the main factors affecting the thermal conductivity of aligned carbon nanotube arrays and carbon/carbon composites as well as their use in thermal management.The preparation-structure-performance relationships are outlined and the strategies for achieving high thermal conductivity are summarized.Finally,a critical consideration of the challenges and prospects in the thermal management ap-plications of aligned carbon nanotubes and carbon/carbon composites is given.

关 键 词：碳纳米管 炭纤维 化学气相沉积 导热系数 界面热阻 

分 类 号：TB33[一般工业技术—材料科学与工程]