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of aluminum alloy corrosion by cerous cations[J]. Metals Forum, 1984, 7(1): 211-217. [5] CAMPESTRINI P, TERRYN H, HOVESTAD A, WIT J H W. Formation of a cerium-based conversion coating on AA2024: relationship...-feng, LIANG Yi-qing, YE Shu-lin, LI Wen-fang. Preparation of cerium oxide based environment-friendly chemical conversion coating on magnesium alloy with additives[J]. Transactions of Nonferrous Metals......
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In Situ Growth Process of Mg-Al Hydrotalcite Conversion Film on AZ31 Mg AlloyJun Chen1,2,Yingwei Song2,Dayong Shan2,En-Hou Han21. Center for Advanced Materials and Energy,Xihua University2... on AZ31 Mg alloy by a twostep technique.To improve conversion film technique and control film properties,batch studies have been carried out to address various process parameters such as immersion......
EDITORIAL J. Cent. South Univ. (2019) 26: 1385-1386 DOI: https://doi.org/10.1007/s11771-019-4094-7 Preface to the special issue on Energy Storage and Conversion WANG Hai-yan(王海燕)1, LU Zhou-guang(卢周.... However, how to implement such new energy is still a big challenge. Developing chemical energy storage and conversion devices with high performance, low cost, long lifespan and high safety for wide......
-effective [5]. The chromate conversion coating provides excellent corrosion protection, but hexavalent chromium is a toxic substance that pollutes environment and is detrimental to health [6]. Several... for synthesizing Mg-Al hydrotalcite conversion coating on AZ91D Mg alloy was developed by the application of electric field (EF). By using EF technique, the formation time of the coating can......
to provide a dense barrier against the corrosive species [5]. Various surface treatments including chemical conversion [6], microarc oxidation (MAO) [7,8], electrodeposition [9] and polymeric coating [10... make LDHs become the potential replacement for chromium conversion film [18-24]. Our research group [25,26] have prepared the nano-sized LDH (Mg6Al2(OH)16CO3·4H2O) and LDHs (Mg6Al2(OH)16MoO4·4H2O......
铝合金表面稀土转化膜研究进展 曹楚南1,周德瑞2,林海潮1,尹钟大2,于兴文1 (1.中国科学院金属研究所 金属腐蚀与防护国家重点实验室 沈阳 110015;2.哈尔滨工业大学 哈尔滨 150001) 摘要:介绍了铝合金表面稀土转化膜在国内外的研究进展及现状,综述了铝合金表面稀土转化膜工艺研究的发展过程,讨论了稀土转化膜的成膜机理和耐腐蚀机理.提出了稀土转化膜技术目前阶段存在的问题,并对这一技术的发展提出了展望. 关键词:铝合金; 稀土转化膜; 综述; aluminum alloy; rare earth metal conversion coating; [全文内容正在添加中] ......
无定形态磷酸钙盐存在. 关键词:钙离子;镁合金;锰系磷酸盐转化膜;裂纹 中图分类号:TG 174 文献标识码: A Effect of Ca2+ on phosphate conversion coating on magnesium alloy LIU Feng1, 2, SHAN Da-yong1, HAN... of Ca salts existing in the coating. The results show that the surface of coating turns to smooth and the crack of the coating becomes narrow when the concentration of Ca(NO3)2 in conversion solution......
Fabrication and characterization of hydroxyapatite/Al2O3 biocomposite coating on titanium WU Zhen-jun(吴振军)1, HE Li-ping(何莉萍)2, CHEN Zong-zhang(陈宗璋)1 1. College of Chemistry and Chemical...; Abstract: A novel biocomposite coating of hydroxyapatite/Al2O3 was fabricated on titanium using a multi-step technique including......
on the anodic dissolution and cathodic hydrogen evolution of the film. Key words: magnesium alloy; AZ31 alloy; phosphate conversion coating; chromate-free film; corrosion resistance; anodic dissolution; cathodic... conversion film on Mg-8.8Li alloy [J]. Corros Sci, 2009, 51: 62-69. [14] CUI Xue-jun, WANG Xiu-chun, LU Jun-feng. A chromium-free phosphate solution and process for magnesium alloy: China Patent, ZL 2010 1......