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导热聚合物复合材料研究进展

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综述了近些年关于聚合物复合材料导热机理的研究进展,概述了导热性能预测的理论框架模型,介绍了声子导热机制对于提升导热聚合物复合材料导热性能的重要性.对比分析Maxwell模型、Bruggenman模型、Every模型等理论模型的特点,阐明了这类模型能为预测聚合物复合材料的热导率提供有效途径.同时探究了影响填充型聚合物复合材料导热性能的重要因素,梳理了填料类型、填料的形状和尺寸分布、填料用量、界面热阻等因素对聚合物复合材料热导率的影响规律.总结了导热聚合物复合材料目前研究存在的挑战,并对该领域未来研究方向和发展趋势进行了展望.
Research advances in thermally conductive polymer composites
Research progress of the thermal conduction mechanisms of polymer composites in recent years was summarized,the theoretical framework models for predicting thermal conductivity were outlined,and highlights that the phonon conduction mechanism was crucial for enhancing the thermal conductivity of thermally conductive polymer composites were introduced.By analyzing the characteristics of Maxwell model,Bruggenman model,Every model,and other comprehensive models,it became evident that these theoretical models provide effective methods for predicting the thermal conductivity of polymer composites.Addi-tionally,the important factors influencing the thermal conductivity of filler-based polymer composites were explored.The influence law of factors such as filler type,filler shape and size distribution,filler content,and interfacial thermal resistance on the thermal conductivity of polymer composites were investigated.Finally,the challenges currently faced in the research of thermally conduc-tive polymer composites were summarized,and future research directions and development trends in this field were discussed.

polymercompositethermal conductivitythermally conductive fillersthermal conduction mechanism

孙喆、陈金、黄其忠、鲁婷婷、张浩、杨阳、郑永健

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宁波大学材料科学与化学工程学院,浙江 宁波 315211

中国科学院宁波材料技术与工程研究所,浙江 宁波 315201

中国航发湖南动力机械研究所,湖南 株洲 412002

聚合物 复合材料 热导率 导热填料 导热机理

2024

工程塑料应用
中国兵器工业集团第五三研究所 中国兵工学会非金属专业委员会 兵器工业非金属材料专业情报网

工程塑料应用

CSTPCD北大核心
影响因子:0.371
ISSN:1001-3539
年,卷(期):2024.52(12)