吴赣红,李德良,董坤,曹璟.一种无氰化学镀金工艺的研究[J].表面技术,2008,37(3):52-54,86. WU Gan-hong,LI De-Liang,DONG Kun,CAO Jing.Technology Research about Non-cyanide Gold Plating[J].Surface Technology,2008,37(3):52-54,86 |
一种无氰化学镀金工艺的研究 |
Technology Research about Non-cyanide Gold Plating |
投稿时间:2008-02-23 修订日期:2008-06-10 |
DOI: |
中文关键词: 无氰化学键 亚硫酸金钠 化学镀金 |
英文关键词:Non-cyanide electroless plating Sodium gold sulfite Electroless gold plating |
基金项目:国家教委留学回国人员资助项目( 2004184) |
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Author | Institution |
WU Gan-hong | School of Resource and Environment, CSFTU, Changsha 410004, China |
LI De-Liang | School of Resource and Environment, CSFTU, Changsha 410004, China |
DONG Kun | School of Resource and Environment, CSFTU, Changsha 410004, China |
CAO Jing | School of Resource and Environment, CSFTU, Changsha 410004, China |
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中文摘要: |
为了确定一种无氰亚硫酸金钠化学镀金的最佳工艺条件,并使其具有工业上的可行性,利用镀层厚度测试和镀层结合力测试等性能检测手段,研究了该工艺中镀液组分和操作条件对镀层的影响。结果表明:当溶液中亚硫酸金钠(以金计)为1~3 g/L,亚硫酸钠为13g/L,按乙二胺/Au= (6—10):1比例投入,磷酸氢二钾为30g/L,pH为8~9,温度为50—60℃时,可以得到光亮均匀的镀金层。 |
英文摘要: |
In order to determine optimum conditions of a cyanide-free sodium gold sulfite electroless gold plating process and make its have industrial possibility, the effects of solution components and operative condition of this cyanide-free electroless gold plating on coating were studied by coating thickness test and coating binding force test. The results show that an optimal condition of the process can prepare a smooth gold coating. The optimized factors are as follows: gold concentration is l N 3g/L; sodium sulfite concentration is 13g/L; molar ration of ethylenediamine and gold ion is (6 ~ 10) :1 ,potassium phosphate dibasic concentration is 30g/L,the pH value is 8 ~ 9,the temperature is 50 ~ 60℃. |
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