随着无线通讯的广泛普及和5G技术的飞速发展,电子产品给人类生产生活带来极大便利的同时,也带来了严重的电磁污染。因此,开发具有高效电磁干扰屏蔽性能的材料成为研究热点。纤维增强环氧基电磁干扰屏蔽复合材料是指将具有高电导率和高磁导率的纤维材料或功能填料分散在环氧树脂基体中制备的具有良好电磁屏蔽性能的复合材料,该材料具有强度高、密度小、可加工性好等优点,在通信、轨道交通和航空航天等领域具有广阔的应用前景。综述了具有优良电磁干扰屏蔽性能的纤维增强环氧基复合材料的研究及应用现状,并对其未来的发展前景进行了展望。
With the widespread popularity of wireless communication equipment and the rapid development of 5G technology,various electronic products bring great convenience to human production and life,but also bring serious electromagnetic pollution.Therefore,the development of materials with highly efficient electromagnetic interference (EMI) shielding performance has become a research hotspot.Fiber-reinforced epoxy-based EMI shielding composites are composites with good EMI shielding properties prepared by dispersing fibers or functional fillers with high electrical conductivity and magnetic permeability in the epoxy resin matrix.Because of its advantages of high strength,low density and good processability,it has broad application prospects in the fields of communication,rail transit and aerospace.This paper reviewed the research and application status of fiber-reinforced epoxy-based composites with excellent EMI shielding performance and provided an outlook on their future development prospects.
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基金资助
河南省自然科学基金(232300420084);河南省大学生创新创业训练计划项目(202310464010)
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