权成,何业东

• 1:北京科技大学北京市腐蚀、磨蚀与表面技术重点实验室

摘要(Abstract)：

采用阴极等离子体电解沉积的方法制备了Co、Cr金属涂层以及Ni-Cr、Co-Cr合金涂层,并研究了不同主盐浓度和酸浓度对涂层结构和形貌的影响。结果表明,在阴极等离子体电解沉积过程中,涂层形貌演变规律主要取决于沉积速率和等离子体电弧的作用。较低的主盐浓度和较高的酸含量可以降低沉积速率,在等离子体电弧的作用下,沉积物可以充分地快速熔融并凝固,形成均匀、致密的涂层;而在较高的主盐浓度和较低的酸含量下,由于沉积速率快,大量的沉积物无法完全被等离子体电弧熔融,所以易形成枝晶或者粉末。

关键词(KeyWords)： 阴极等离子体电解沉积;金属涂层;合金涂层;沉积规律

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51171021)

作者(Author): 权成,何业东

DOI: 10.13289/j.issn.1009-6264.2015.06.036

参考文献(References)：

• [1]Yerokhin A,Nie X,Leyland A,et al.Plasma electrolysis for surface engineering[J].Surface and Coatings Technology,1999,122:73-93.
• [2]Lu F H,Wu C T,Hung C Y.Barium titanate films synthesized by an anodic oxidation-based electrochemical method[J].Surface and Coatings Technology,2002,153:276-283.
• [3]Wu C T,Lu F H.Electrochemical deposition of barium titanate films using a wide electrolytic voltage range[J].Thin Solid Films,2001,398:621-625.
• [4]Yerokhin A,Lyubimov V,Ashitkov R.Phase formation in ceramic coatings during plasma electrolytic oxidation of aluminium alloys[J].Ceramics International,1998(24):1-6.
• [5]Nie X,Meletis E,Jiang J,et al.Abrasive wear/corrosion properties and TEM analysis of Al2O3coatings fabricated using plasma electrolysis[J].Surface and Coatings Technology,2002,149:245-251.
• [6]Xue W,Deng Z,Chen R,et al.Growth regularity of ceramic coatings formed by microarc oxidation on Al-Cu-Mg alloy[J].Thin Solid Films,2000,372:114-117.
• [7]Xue W,Wang C,Chen R,et al.Structure and properties characterization of ceramic coatings produced on Ti-6Al-4V alloy by microarc oxidation in aluminate solution[J].Materials Letters,2002,52:435-441.
• [8]Shen D J,Wang Y L,Nash P,et al.A novel method of surface modification for steel by plasma electrolysis carbonitriding[J].Materials Science and Engineering A,2007,458:240-243.
• [9]Béjar M,Henríquez R.Surface hardening of steel by plasma-electrolysis boronizing[J].Materials&Design,2009(30):1726-1728.
• [10]Aliofkhazraei M,Sabour Rouhaghdam A,Heydarzadeh A,et al.Nanostructured layer formed on CP-Ti by plasma electrolysis(effect of voltage and duty cycle of cathodic/anodic direction)[J].Materials Chemistry and Physics,2009,113:607-612.
• [11]Guo J,Wang H,Zhu J,et al.Boron nitride synthesized at ambient pressure and room temperature by plasma electrolysis[J].Electrochemistry Communications,2007(9):1824-1827.
• [12]Yang X,He Y,Wang D,et al.Cathodic micro-arc electro-deposition of Zr O2coatings in an aqueous solution containing colloidal particles[J].Rare Metals,2002,21(3):198-202.
• [13]Aliofkhazraei M,Sabour Roohaghdam A.A novel method for preparing aluminum diffusion coating by nanocrystalline plasma electrolysis[J].Electrochemistry Communications,2007(9):2686-2691.
• [14]Nie X,Leyland A,Song H,et al.Thickness effects on the mechanical properties of micro-arc discharge oxide coatings on aluminium alloys[J].Surface and Coatings Technology,1999,116:1055-1060.
• [15]Meletis E,Nie X,Wang F,et al.Electrolytic plasma processing for cleaning and metal-coating of steel surfaces[J].Surface and Coatings Technology,2002,150:246-256.
• [16]Hussein R,Nie X,Northwood D.An investigation of ceramic coating growth mechanisms in plasma electrolytic oxidation(PEO)processing[J].Electrochimica Acta,2013,112:111-119.
• [17]Gupta P,Tenhundfeld G,Daigle E,et al.Electrolytic plasma technology:Science and engineering—An overview[J].Surface and Coatings Technology,2007,201:8746-8760.

文章评论(Comment)：