In situ growth of Mg-Al hydrotalcite conversion film on AZ31 magnesium alloy | |
J. Chen; Y. W. Song; D. Y. Shan; E. H. Han | |
2011 | |
发表期刊 | Corrosion Science
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ISSN | 0010-938X |
卷号 | 53期号:10页码:3281-3288 |
摘要 | In situ growth of Mg-Al hydrotalcite conversion film on AZ31 alloy has been developed by a two-step method. The characteristics of the films were investigated by X-ray photoelectron spectroscopy (XPS), X-ray diffraction (XRD), scanning electronic microscope (SEM) observation, electrochemical and immersion tests. The film formation process was proposed based on the open circuit potential (OCP) measurements and surface analysis. A precursor film with network cracks is first formed and then this film is transformed into a compact and uniform hydrotalcite (Mg(6)Al(2)(OH)(16)CO(3)center dot 4H(2)O) film after the post treatment. This dense Mg-Al hydrotalcite film can provide effective protection to the AZ31 alloy. (C) 2011 Elsevier Ltd. All rights reserved. |
部门归属 | [chen, jun; song, yingwei; shan, dayong; han, en-hou] chinese acad sci, inst met res, state key lab corros & protect, shenyang 110016, peoples r china.;song, yw (reprint author), chinese acad sci, inst met res, state key lab corros & protect, 62 wencui rd, shenyang 110016, peoples r china;ywsong@imr.ac.cn |
关键词 | Magnesium Xps Xrd Polarization Passive Films Layered Double Hydroxides Corrosion-resistance Coatings Protection Aluminum Xps Performance Composite Chemistry Behavior |
URL | 查看原文 |
WOS记录号 | WOS:000294396200028 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.imr.ac.cn/handle/321006/30257 |
专题 | 中国科学院金属研究所 |
推荐引用方式 GB/T 7714 | J. Chen,Y. W. Song,D. Y. Shan,et al. In situ growth of Mg-Al hydrotalcite conversion film on AZ31 magnesium alloy[J]. Corrosion Science,2011,53(10):3281-3288. |
APA | J. Chen,Y. W. Song,D. Y. Shan,&E. H. Han.(2011).In situ growth of Mg-Al hydrotalcite conversion film on AZ31 magnesium alloy.Corrosion Science,53(10),3281-3288. |
MLA | J. Chen,et al."In situ growth of Mg-Al hydrotalcite conversion film on AZ31 magnesium alloy".Corrosion Science 53.10(2011):3281-3288. |
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