王铃铃,郑勇振,姜葱葱,肖桂勇,朱瑞富,吕宇鹏

• 1:山东大学材料液固结构演变与加工教育部重点实验室
• 2:山东大学材料科学与工程学院

摘要(Abstract)：

通过不同耦合体系,采用常温磷酸盐化学转化法,在不同的金属基体上制备磷酸锌化学转化膜,探索电耦合的成膜规律和机理。结果表明,通过电耦合,成功在常温下不易成膜的铜合金、304不锈钢(SS)、TC4(Ti-6Al-4V)基体上制备出化学转化膜。自腐蚀电位较低的镁合金能促进腐蚀电位较高的35CrMnSi表面制备出更加均匀致密的化学转化膜。所制备的转化膜由磷酸锌(Zn_3(PO_4)_2·4H_2O)及少量的磷酸锌铁(Zn_2Fe(PO_4)_2·4H_2O)组成。通过膜层性能测试及表征可知,电耦合能够细化晶粒,并提高转化膜的耐腐蚀性能。

关键词(KeyWords)： 磷酸锌;电耦合;电化学性能;成膜机理

Abstract:

Keywords:

基金项目(Foundation): 山东省科技发展计划项目(2014GG102031);; 山东省自然科学基金(ZR2013EM013)

作者(Author): 王铃铃,郑勇振,姜葱葱,肖桂勇,朱瑞富,吕宇鹏

DOI: 10.13289/j.issn.1009-6264.2016.s1.019

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