The preparation and properties of black coating by micro arc oxidation on 2A12 aluminum alloy

•This work has considered the role of additives.•The surface of the black coating was uniform in color. The coating has good adhesion and corrosion resistance.•This work has certain reference value for further research of MAO black coating on aluminum and aluminum alloy. Black micro arc oxidation co...

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Veröffentlicht in:	Materials letters 2019-02, Vol.236, p.723-726
Hauptverfasser:	Du, Chunyan, Zhao, Hui, Dai, Zhiyong, Tian, Zhiyu, Wang, Jinchuan, Wang, Zhen
Format:	Artikel
Sprache:	eng
Schlagworte:	Additives Aluminum alloy Aluminum alloys Aluminum base alloys Binding force Black micro arc oxidation coating Chemical bonds Chemical composition Coating Copper Corrosion Corrosion currents Corrosion potential Ethylenediaminetetraacetic acids Manganese Materials science Morphology Organic chemistry Oxidation Potassium permanganate Silicon Sodium hydroxide Sodium phosphate Sodium silicates Sodium tungstate Substrates XPS
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