对黄铜进行酸性镀铜后再采用氟硅烷-乙醇溶液进行化学修饰得到超疏水表面.通过正交试验得到电镀铜的最佳工艺条件为:CuSO4·5H2O 0.5 mol/L,浓硫酸6.5％(体积分数),电流密度0.12 A/cm2,温度26℃,极板间距5 cm,电镀时间20 min.在该工艺下电镀铜再化学修饰后,所得表面静态接触角和滚动角分别为157°和4°,表面分布有大量直径约2.5 μm的球状凸起,球状凸起之间分布有柱状凸起和凹坑.初步研究了镀层发白现象与电镀工艺条件和超疏水表面疏水性之间的关系,为电沉积制备合金基底的超疏水表面和黄铜超疏水表面用于工业生产提供一定的理论和技术参考.
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