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Influence of rinsing water on quality of copper electrodeposits
Author(s): 
Pages: 40-41
Year: Issue:  6
Journal: ELECTROPLATING & FINISHING

Keyword:  预镀铜酸铜麻点洗涤水游离性余氯;
Abstract: 镀层麻点是电镀加工的常见质量问题.铜合金眼镜架经预镀铜和光亮酸铜工艺处理,工序间普遍采用自来水水洗.分别在含有无机盐、有机物、游离性余氯的洗涤水中,试验各因素对预镀铜层表面质量的影响.结果表明,洗涤水中游离性余氯是形成预镀铜层麻点的主要因素,产生麻点的游离性余氯含量以0.4 mg/L为界限值.由此提出控制预镀铜层麻点的有效措施.
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