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柠檬酸盐镀金前处理--同性活化工艺在我厂的应用
引用本文:肖阳.柠檬酸盐镀金前处理--同性活化工艺在我厂的应用[J].电镀与涂饰,2004,23(3):47-48.
作者姓名:肖阳
作者单位:中国航天时代电子公司六九三厂,河南,驻马店,463000
摘    要:传统的柠檬酸盐镀金工艺前处理采用稀盐酸或稀硫酸活化,活化液可能被带入镀金溶液,造成SO4^2-、CI-积累,严重影响柠檬酸镀金溶液的稳定性和镀层质量.为此,对我厂滚镀金自动线工艺进行改进,在硫酸活化后经多道水洗,接着柠檬酸活化,取得了很好的效果,

关 键 词:镀金  活化  柠檬酸
文章编号:1004-227X(2004)03-0047-02

A new activation process as pretreatment of citric gold plating and its workshop applications
XIAO Yang.A new activation process as pretreatment of citric gold plating and its workshop applications[J].Electroplating & Finishing,2004,23(3):47-48.
Authors:XIAO Yang
Abstract:Activation with dilute chloric acid or sulfuric acid solution was adopted as pretreatment of traditional citric gold plating. Activation solution might be dragged in the citric gold plating solution, and cause the accumulation of SO~(2-)_4 and Cl~- which has bad effects on the stability of the plating solution and the quality of the gold deposits. Therefore, the automated process of barrel gold plating in our workshop was improved in procedures of several rinses after sulfuric activation and subsequent citric activation. The optimized process has satisfied effects.
Keywords:gold plating  activation  citric acid  
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