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Study on accelerators for middle-temperature and high-phosphorus electroless nickel plating
Author(s): 
Pages: 25-28
Year: Issue:  12
Journal: Electroplating & Finishing

Keyword:  化学镀镍中温高磷促进剂;
Abstract: 研究了酸性溶液中温(75℃)化学镀镍时,各种促进剂对Ni-P镀层的沉积速率与磷含量的影响.结果表明,丁二酸、丙酸、有机物B和有机物Q作为促进荆的效果较好,复合后促进效果更佳:在空气搅拌条件下采用由0.04 mol/L丁二酸与0.05 mol/L有机物B组成的复合促进剂时,镀层沉积速率可达7.65 μm/h,镀层中磷含量为10.88%(质量分数).有机促进剂能降低化学镀镍过程中沉积反应的表观活化能,...
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