以多孔泡沫镍为基体,通过在瓦特镀镍液中复合电沉积,得到Ni-TiO2复合镀层.研究了阴极电流密度、pH、时间、镀液中纳米TiO2质量浓度及分散剂种类对Ni-TiO2复合镀层的TiO2含量、表面形貌及光催化性能的影响.通过正交试验得到最佳工艺条件为:TiO2质量浓度10g/L,pH=4.0,阴极电流密度30 mA/cm2,施镀时间30 min,以1g/L十二烷基苯磺酸钠作分散剂.最佳工艺条件下获得的Ni-TiO2复合镀层与泡沫镍基体结合紧密,光催化活性良好.纳米TiO2在镀层中均匀分布,TiO2在镀层中的质量分数和原子分数分别为9.97％和14.31％.
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