| 锌-镍/纳米氧化铝复合电沉积及镀层结构性能研究 |
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| 引用本文： | 魏攀,陈斌,何方波,王惠.锌-镍/纳米氧化铝复合电沉积及镀层结构性能研究[J].电镀与涂饰,2010,29(5):1-5. |
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| 作者姓名： | 魏攀 陈斌 何方波 王惠 |
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| 作者单位： | 西安建筑科技大学理学院,陕西,西安,710055;西安建筑科技大学理学院,陕西,西安,710055;西安建筑科技大学理学院,陕西,西安,710055;西安建筑科技大学理学院,陕西,西安,710055 |
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| 摘 要： | 以冷轧钢板为基材,研究了Zn-Ni/纳米Al2O3复合镀层的电沉积工艺,分析了复合镀层的成分和晶体结构.通过中性盐雾试验,考察了复合镀层的耐蚀性.采用X射线衍射和扫描电镜,分别表征了复合镀层腐蚀产物的微观结构以及镀层的表面形貌.结果表明:Zn-Ni/纳米Al2O3复合镀层的结晶比Zn镀层及Zn-Ni合金镀层更细致,晶粒排布更均匀、整齐.当Zn-Ni/纳米Al2O3复合镀层中Ni和Al2O3的质量分数分别为13%左右和0.40%～0.60%时,其耐蚀性最好.Al2O3颗粒的掺入可降低镀层的孔隙率,使镀层平整、致密,从而提高了镀层的耐蚀性.
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| 关 键 词： | 锌-镍合金 纳米氧化铝 复合镀层 电沉积 耐蚀性 |
Electrodeposition of Zn-Ni/nano-Al2O3 composite coating and study of its structure and properties |
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| WEI Pan,CHEN Bin,HE Fang-bo,WANG Hui.Electrodeposition of Zn-Ni/nano-Al2O3 composite coating and study of its structure and properties[J].Electroplating & Finishing,2010,29(5):1-5. |
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| Authors: | WEI Pan CHEN Bin HE Fang-bo WANG Hui |
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| Affiliation: | WEI Pan,CHEN Bin,HE Fang-bo,WANG Hui Applied Chemistry Department,Xi'an University of Architecture & Technology,Xi'an 710055,China |
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| Abstract: | The process for electrodeposition of Zn-Ni/nano-Al_2O_3 composite coating was studied with cold-rolled steel sheet as substrate.The composition and crystal structure of the composite coating were analyzed,and the corrosion resistance was examined by neutral salt spray test.The microstructure of the corrosion product of the composite coating and the surface morphology of the composite coating were characterized by X-ray diffraction and scanning electron microscopy,respectively.The results showed that the cry... |
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| Keywords: | zinc-nickel alloy nanoscale alumina composite coating electrodeposition corrosion resistance |
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