TiN基IrO2+Ta2O5涂层电催化性能研究

稀有金属材料与工程, 2007, 36(2): 344-348.

TiN基IrO2+Ta2O5涂层电催化性能研究

姜俊峰 ^1, , 徐海波 ^2, , 王廷勇 ^3, , 王佳 ^4, , 许立坤 ^5, , 成光 ^6,

1.中国海洋大学,山东,青岛,266003

2.中国海洋大学,山东,青岛,266003;海洋腐蚀与防护国防科技重点实验室,中国船舶重工集团七二五研究所青岛分部,山东,青岛,266071

3.海洋腐蚀与防护国防科技重点实验室,中国船舶重工集团七二五研究所青岛分部,山东,青岛,266071

4.中国海洋大学,山东,青岛,266003;金属腐蚀与防护国家重点实验室,辽宁,沈阳,110016

5.海洋腐蚀与防护国防科技重点实验室,中国船舶重工集团七二五研究所青岛分部,山东,青岛,266071

6.中国海洋大学,山东,青岛,266003

关键词： TiN , IrO2 , Ta2O5 , 电催化 , 氧化物阳极

Study on Electrocatalytic Properties of TiN Based IrO2+Ta2O5 Coating Anodes

采用热分解法制备了一种以离子镀TiN膜为基体的IrO2+Ta2O5涂层电极,通过极化曲线、循环伏安、电化学阻抗谱等电化学方法并结合扫描电镜、X射线能谱和X射线衍射研究了涂层的析氧电催化活性,并对460℃制备的涂层进行强化寿命实验.结果表明:涂层呈多孔、多裂纹的显微结构和多层电化学结构;制备温度对涂层表面形貌和电催化活性影响很大:该涂层阳极在保持了高电催化活性的同时,其使用寿命高于传统Ti基阳极,说明TiN作为此类催化电极的载体是可行的.

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TiN基IrO2+Ta2O5涂层电催化性能研究

Study on Electrocatalytic Properties of TiN Based IrO2+Ta2O5 Coating Anodes

参考文献