闫文凯等：铝棒低银铅合金表面陶瓷化复合阳极的制备与性能 ·1323· Pb02表面被大量具有电催化活性的Pb02覆盖，从而 Pb-PANI-WC composite inert anodes used in zinc electrowin- 提高了Al棒P%-0.2%Ag/PhO2阳极的活性：由阳极 ning.Hydrometallurgy,2012.125-126:8 极化曲线表明工业电流密度为500A·m2时，A1棒 [11]Zhang Y C,Chen B M,Yang H T,et al.Anodic behavior and microstructure of Al/Pb-Ag anode during zinc electrowinning Ph-0.2%Ag/Pb02、Pb-0.2%Ag/Pb02、A1棒Pb- Trans Nonferrous Met Soc China,2014,24(3):893 0.2%Ag和Pb-0.2%Ag阳极的析氧电位逐渐升 [12]Yamamoto Y,Fumino K,Ueda M,et al.A potentiodynamic 高；交换电流密度J。值逐渐减小，即A山棒Pb-0.2% study of the lead electrode in sulphuric acid solution.Electrochim Acta,1992,37(2):199 Ag/PbO2阳极不易被极化. [13]Dobrev T,Valchanova I,Stefanov Y,et al.Investigations of new (3)通过交流阻抗表明Al棒Pb-0.2%Ag/ anodic materials for zine electrowinning.Trans Inst Met Finish, Pb02比Ph-0.2%Ag/Pb0,阳极的R,小，Q和RF值 2009,87(3):136 大.即Al棒Pb-0.2%Ag阳极表面氧化膜层具有较 [14]Yang H T,Guo Z C,Chen B M,et al.Electrochemical behavior 高的催化活性和表面粗糙度，以及较小的电荷传质 of rolled Pb-0.8%Ag anodes in an acidic zinc sulfate electrolyte solution containing Cl-ions.Hydrometallurgy,2014,147-148: 电阻. 148 (4)从扩大试验的测试来看，与未成膜的栅栏 [15]Lai Y Q.Li Y.Jiang L X,et al.Electrochemical behaviors of 型阳极相比，栅栏型铝棒铅合金表面陶瓷化阳极表 co-deposited Pb/Pb-Mn0,composite anode in sulfuric acid solu- 现出了优异的耐腐蚀性和较低的槽电压. tion-Tafel and ElS investigations.J Electroanal Chem,2012, 671:16 参考文献 [16]Zhang X J.Huang H.Dong J,et al.Influence of manganese on the electrochemical behavior of an aluminum cathode used in zinc [1]Zhang Z,Chen B M,Guo Z C,et al.A review of the novel lead- electrowinning.Chin J Eng,2018,40(7):800 based anode material used for hydrometallurgy.Mater Rer,2016, (张小军，黄惠，董劲，等.锌电积过程中锰元素对铝阴极的 30(10):112 电化学行为影响.工程科学学报，2018,40(7)：800) (张璋，陈步明，郭忠诚，等.湿法冶金中新型铅基阳极材料 [17]Kapalka A,Foti G,Comninellis C.Determination of the Tafel 的研究进展.材料导报，2016,30(10)：112) slope for oxygen evolution on boron-doped diamond electrodes. 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(3) 通 过交流阻抗表明 Al 棒 Pb鄄鄄 0郾 2% Ag / PbO2比 Pb鄄鄄0郾 2% Ag / PbO2阳极的 Rt小,Qdl和 RF 值 大. 即 Al 棒 Pb鄄鄄0郾 2% Ag 阳极表面氧化膜层具有较 高的催化活性和表面粗糙度,以及较小的电荷传质 电阻. (4)从扩大试验的测试来看,与未成膜的栅栏 型阳极相比,栅栏型铝棒铅合金表面陶瓷化阳极表 现出了优异的耐腐蚀性和较低的槽电压. 参 考 文 献 [1] Zhang Z, Chen B M, Guo Z C, et al. A review of the novel lead鄄 based anode material used for hydrometallurgy. Mater Rev, 2016, 30(10): 112 (张璋, 陈步明, 郭忠诚, 等. 湿法冶金中新型铅基阳极材料 的研究进展. 材料导报, 2016, 30(10): 112) [2] Mohammadi M, Alfantazi A. The performance of Pb鄄鄄 MnO2 and Pb鄄鄄Ag anodes in 2 Mn( II)鄄containing sulphuric acid electrolyte solutions. Hydrometallurgy, 2015, 153: 134 [3] Clancy M, Bettles C J, Stuart A, et al. The influence of alloying elements on the electrochemistry of lead anodes for electrowinning of metals: a review. Hydrometallurgy, 2013, 131鄄132: 144 [4] Lai Y Q, Jiang L X, Li J, et al. A novel porous Pb鄄鄄Ag anode for energy鄄saving in zinc electro鄄winning: Part I: laboratory prepara鄄 tion and properties. Hydrometallurgy, 2010, 102(1鄄4): 73 [5] Zhong X C, Wang R X, Xu Z F, et al. Influence of Mn 2 + on the performance of Pb鄄鄄 Ag anodes in fluoride / chloride鄄containing H2 SO4 solutions. Hydrometallurgy, 2017, 174: 195 [6] Paliphot S, Chairuangsri T, Yottawee N, et al. Surface structure of Pb鄄鄄0. 5% Ag anode used in zinc electrowinning. Chiang Mai J Sci, 2006, 33(1): 67 [7] Zhang W S, Cheng C Y. Manganese metallurgy review. Part III: Manganese control in zinc and copper electrolytes. Hydrometallur鄄 gy, 2007, 89(3鄄4): 178 [8] Rodrigues J, Garbers D, Meyer E H O. Recent developments in the zincor cell house. Can Metall Q, 2001, 40(4): 441 [9] Ma R X, Cheng S Y, Zhang X Y, et al. Oxygen evolution and corrosion behavior of low鄄MnO2 鄄鄄 content Pb鄄鄄 MnO2 composite an鄄 odes for metal electrowinning. Hydrometallurgy, 2016, 159: 6 [10] Xu R D, Huang L P, Zhou J F, et al. Effects of tungsten carbide on electrochemical properties and microstructural features of Al / Pb鄄鄄 PANI鄄鄄 WC composite inert anodes used in zinc electrowin鄄 ning. Hydrometallurgy, 2012, 125鄄126: 8 [11] Zhang Y C, Chen B M, Yang H T, et al. Anodic behavior and microstructure of Al / Pb鄄鄄 Ag anode during zinc electrowinning. Trans Nonferrous Met Soc China, 2014, 24(3): 893 [12] Yamamoto Y, Fumino K, Ueda M, et al. A potentiodynamic study of the lead electrode in sulphuric acid solution. Electrochim Acta, 1992, 37(2): 199 [13] Dobrev T, Valchanova I, Stefanov Y, et al. Investigations of new anodic materials for zinc electrowinning. Trans Inst Met Finish, 2009, 87(3): 136 [14] Yang H T, Guo Z C, Chen B M, et al. Electrochemical behavior of rolled Pb鄄鄄0. 8% Ag anodes in an acidic zinc sulfate electrolyte solution containing Cl - ions. Hydrometallurgy, 2014, 147鄄148: 148 [15] Lai Y Q, Li Y, Jiang L X, et al. Electrochemical behaviors of co鄄deposited Pb / Pb鄄鄄MnO2 composite anode in sulfuric acid solu鄄 tion鄄Tafel and EIS investigations. J Electroanal Chem, 2012, 671: 16 [16] Zhang X J, Huang H, Dong J, et al. Influence of manganese on the electrochemical behavior of an aluminum cathode used in zinc electrowinning. Chin J Eng, 2018, 40(7): 800 (张小军, 黄惠, 董劲, 等. 锌电积过程中锰元素对铝阴极的 电化学行为影响. 工程科学学报, 2018, 40(7): 800) [17] Kapalka A, F佼ti G, Comninellis C. Determination of the Tafel slope for oxygen evolution on boron鄄doped diamond electrodes. Electrochem Commun, 2008, 10(4): 607 [18] Rashkov S, Stefanov Y, Noncheva Z, et al. Investigation of the processes of obtaining plastic treatment and electrochemical be鄄 haviour of lead alloys in their capacity as anodes during the elec鄄 troextraction of zinc II. Electrochemical formation of phase layers on binary Pb鄄鄄Ag and Pb鄄鄄Ca, and ternary Pb鄄鄄Ag鄄鄄Ca alloys in a sulphuric鄄acid electrolyte for zinc electroextraction. Hydrometal鄄 lurgy, 1996, 40(3): 319 [19] Lassali T A F, Boodts J F C, Bulhoes L O S. Faradaic impedance investigation of the deactivation mechanism of Ir鄄based ceramic oxides containing TiO2 and SnO2 . J Appl Electrochem, 2000, 30 (5): 625 [20] Xu L K, Santlebury J D. Microstructure and electrochemical properties of IrO2 Ta2 O5 鄄coated titanium anodes. J Electrochem Soc, 2003, 150(6): B254 [21] Tang X, Zhang L, Wang Z, et al. Effect of SO 2 - 4 on the passive and pitting behavior of 316L austenite stainless steel in a Cl - 鄄 containing solution. Chin J Eng, 2018, 40(3): 366 (唐娴, 张雷, 王竹, 等. SO 2 - 4 对含 Cl - 溶液中 316L 奥氏体 不锈钢钝化行为及点蚀行为的影响. 工程科学学报, 2018, 40(3): 366) [22] Alves V A, da Silva L A, Boodts J F C. Surface characterisation of IrO2 / TiO2 / CeO2 oxide electrodes and Faradaic impedance in鄄 vestigation of the oxygen evolution reaction from alkaline solution. Electrochim Acta, 1998, 44(8鄄9): 1525 ·1323·