用化学镀镍方法在落叶松木材单板表面沉积Ni-P合金制备了木材-Ni-P复合材料.用能谱(EDS)分析了镀层成分,采用扫描电镜(SEM)表征了复合材料的表面形貌,用X射线衍射研究了镀层的微结构,用低电阻测定仪和频谱仪分别测定了复合材料的表面电阻及电磁屏蔽效能,利用直拉法测定了镀层与木材的结合强度.结果表明:所得复合材料依然保持着木材的多孔性结构,表面镀层均匀;镀层为晶态结构的Ni-P合金,其中P的含量为1.53%;复合材料的表面电阻率在10-1～100Ω/cm2,电磁屏蔽效能在9 kHz～1.5 GHz的频段可达60 dB,且镀层与木材表面结合牢固.
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