研究了一种用于钢铁基体化学置换镀铜的专用复合添加剂。
A kind of composite additive used for copper plating of chemical replacement on iron surface was investigated.
文中给出了电解碱洗、酸洗及置换镀铜时各种工艺参数及所用试验设备型号及拉拔退火工艺。
And in this article, various process parameters such as electrolysis alkali wash, pickling and chemical displacement copper plating, testing equipment type and anneal process are given.
另一方面，置换镀铜作为铁粉表面改性方法，工艺简单，沉积速度快，成本低，工艺流程中环境污染小。
On the other hand, as iron powder surface modification method, the copperized replacement technics is simple, low cost, fast sediment speed and has little environmental pollution.
用电化学方法和扫描电子显微镜研究了钢铁置换镀铜反应及镀层形貌，结果表明：钢铁表面的置换铜镀层总是多孔的。
The reaction of chemical replacement copper plating on iron surface and profile of the coating have been investigated by electrochemical methods and scan electron microscopy.
确定了最佳方案：碱洗—稀盐酸活化—酸性镀铜—置换法镀银。
The optimal scheme was ascertained as flows: alkaline wash-diluted hydrochloric acid activation-acidic copper plating-replacement silver plating.
笔者采用置换反应法在粉煤灰空心磁粉表面进行了化学镀铜的研究。
The replacement deposition method is applied to electroless copper-plating on the magnetic fly-ash powder.
笔者采用置换反应法在粉煤灰空心磁粉表面进行了化学镀铜的研究。
The replacement deposition method is applied to electroless copper-plating on the magnetic fly-ash powder.
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