轻质聚合物基电磁屏蔽材料的研究进展

Research progress of lightweight polymer electromagnetic shielding materials

随着科技不断的进步,5G技术快速的普及及可穿戴设备的飞速发展,生活变得越来越便利,同时电磁干扰对人们的身体健康和精密电子设备的运行造成威胁。如今传统的电磁屏蔽材料已不能满足人们生活的日常需求,轻质聚合物电磁屏蔽材料得到越来越多的关注。本文总结了电磁屏蔽机制及聚合物结构对电磁屏蔽性能的影响,综述了前沿碳/聚合物电磁屏蔽材料、金属/聚合物电磁屏蔽材料、新型MXene/聚合物电磁屏蔽材料的制备方法、电磁屏蔽性能及其相关机制,探讨了其优势和局限性,并对轻质聚合物电磁屏蔽材料面临的关键挑战、潜在应用和发展前景进行展望。

With the continuous progress of science and technology,the rapid popularization of 5G technology and the rapid development of wearable devices,life is becoming more and more convenient.Meanwhile,electromagnetic interference poses a threat to the health of people and the operation of precision electronic devices.Nowadays,traditional electromagnetic interference shielding materials can no longer meet the daily needs of people's life,lightweight polymer-based electromagnetic interference shielding materials have attracted more and more attention.This study summarized the electromagnetic interference shielding mechanism,and the influence of polymer structures on electromagnetic interference shielding performance,reviewed the preparation methods,electromagnetic shielding properties,and related mechanisms of advanced carbon/polymer materials,metal/polymer materials,and novel MXene/polymer materials,discussed their advantages and limitations,and prospected the key challenges,potential applications and development prospects of lightweight polymer-based electromagnetic shielding materials in the future.