采用有机镀膜技术和三嗪硫醇类有机单体在Mg-Mn-Ce镁合金表面生成了具有疏水特性的有机纳米薄膜.选取循环伏安法曲线中不同特征点研究了有机镀膜的反应机理,借助傅里叶变换红外光谱仪、X射线光电子能谱仪,椭圆偏振光谱仪和接触角测量仪表征了有机镀膜后镁合金表面薄膜的特性.结果表明,有机镀膜过程分为电化学反应成膜和膜层层间聚合反应增厚两个阶段;镁合金与有机物单体通过化学键发生结合;随着有机镀膜反应过程的进行薄膜的厚度由9.14 nm逐渐增加到64.51 nm,形成稳定的纳米薄膜;有机镀膜后镁合金表面的蒸馏水接触角从未镀膜的45.8°上升到117.9°,实现了由亲水到疏水的功能特性转换.
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