碳纳米管因其优异的力学、物理性能, 是一种理想的复合材料增强体, 但其与基体金属的润湿性较差.通过化学镀在碳纳米管表面镀上一层连续的铜镀层, 以改善碳纳米管与金属基体的润湿性, 增强界面结合力.通过TEM观察表明: 由于碳纳米管长径比大, 反应活性低, 表面曲率大, 直径细和镀层薄(50～100nm), 使碳纳米管很难得到完整的镀层.通过对镀前处理工艺(氧化、敏化、活化)的优化以增加活化点, 对传统镀液配方的调整使镀速尽可能低, 成功地在碳纳米管上镀覆一层铜, 为碳纳米管复合材料制备打下了良好的基础.
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