研究了梯度复合镀层Ni-P/Ni-P-PTFE/Ni-Cu-P-PTFE的形成工艺,探讨了镀液的温度、pH值、阳离子表面活性剂浓度、PTFE浓度以及镀层中的铜含量对Ni-Cu-P-PTFE镀层的沉积速度、组成和耐蚀性的影响.分别用数字测微计和能量分散X射线光谱测量了涂层厚度和组成.Ni-Cu-P-PTFE镀层在HCl和NaCl溶液中的抗蚀性研究表明,Ni-Cu-P-PTFE镀层的耐蚀性优于Ni-P-PTFE镀层和铜.
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