以NaBH4为还原剂,KH.550为偶联剂,在ABS塑料表面沉积纳米镍金属微粒,并以其为活化中心进行化学镀镍.研究了偶联剂、NaBH.和NaOH含量对镀层覆盖率的影响.结果表明:以镍取代钯活化的方法可行.无钯活化工艺的最佳条件为:偶联剂KH.550,NaBH4 15g/L,NaOH 15 g/L.所得镀层致密,平整光亮,结合牢固.
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