一种环保型挂具退镀技术的应用  

Application of an environment-friendly rack deplating Technology

作　　者：郭文杰 Guo Wenjie

机构地区：[1]华南理工大学广州现代产业技术研究院,广东广州511458

出　　处：《印制电路信息》2022年第9期52-55,共4页Printed Circuit Information

摘　　要：文章介绍了一种环保型挂具剥卦剂,并将它应用于生产实践。与传统的硝酸型退镀体系进行了比较,得出以下结论:该剥挂剂适用于硫酸/双氧水体系的镀锡铜剥挂架,可以有效防止双氧水分解,并能加速硫酸/双氧水体系的咬蚀速率,相比硝酸型退镀体系,有利于保护员工健康,保护环境,同时处理成本也有所降低。An environment-friendly deplating additive for plating rack is introduced and applied to production practice.It has been compared with nitric acid deplating system.The following conclusions are drawn:the stripper is suitable for tin-stripping and copper-stripping of plating rack in sulfuric acid/hydrogen peroxide system,which can effectively prevent the decomposition of hydrogen peroxide and accelerate the biting rate of sulfuric acid and hydrogen peroxide system.Compared with nitric acid deplating system,it is beneficial to protect the health of employees and the environment,and the cost is reduced.

关 键 词：图形电镀 全板电镀 挂具退镀 剥挂剂 

分 类 号：TN41[电子电信—微电子学与固体电子学]