借助电化学阻抗谱测试技术和显微硬度测试技术,对比分析了不同的SiC纳米颗粒镀前处理和不同的电流密度对Ni-SiC纳米复合镀层耐腐蚀性能和硬度的影响.结果表明:采用阴离子表面活性剂十二烷基硫酸钠(SDS)对SiC纳米颗粒作镀前处理提高了复合镀层的耐腐蚀性能和硬度,而采用阳离子表面活性剂十六烷基三甲基溴化铵(CTAB)则降低了镀层的耐腐蚀性能和硬度;超声波式磁力搅拌镀前处理的方式不影响复合镀层的耐腐蚀性能,但影响其硬度;增大电镀时的电流密度,可以提高复合镀层的耐腐蚀性能和硬度.
参考文献
| [1] | ZHOU Yue-bo,DING Yuan-zhu.Oxidation resistance of co-deposited Ni-SiC nanocomposite coating[J].中国有色金属学会会刊（英文版）,2007(05):925-928. |
| [2] | Thiemig D;Bund A .Characterization of electrodepo sited Ni-TiO2 nanocomposite coatings[J].Surface & Coatings Technology,2008(13):2976-2984. |
| [3] | T. Tsubota;S. Tanii;T. Ishida .Composite electroplating of Ni and surface-modified diamond particles with silane coupling regent[J].Diamond and Related Materials,2005(3/7):608-612. |
| [4] | Longbiao Liao;Weihong Liu;Xianming Xiao .The influence of sodium diphenylamine sulfonate on the electrodeposition of Mg–Ni alloy and its electrochemical characteristics[J].Journal of Electroanalytical Chemistry: An International Journal Devoted to All Aspects of Electrode Kinetics, Interfacial Structure, Properties of Electrolytes, Colloid and Biological Electrochemistry,2004(2):341-350. |
| [5] | Vaezi MR;Sadrnezhaad SK;Nikzad L .Electrodeposition of Ni-SiC nano-composite coatings and evaluation of wear and corrosion resistance and electroplating characteristics[J].Colloids and Surfaces, A. Physicochemical and Engineering Aspects,2008(1/3):176-182. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%