通过热分解法制备了二组元(RuO2-TiO2)和三组元(RuO2-SnO2-TiO2) Ti阳极涂层,并通过SEM、XRD以及电化学工作站对其结构及性能进行测试.结果表明:在烘干温度130℃,热氧化温度500℃,烧结时间15 min,退火时间1h的条件下,所制备的三组元(RuO2-SnO2-TiO2)Ti阳极涂层性能较为优异,析氯电位为1.128V,析氧电位为1.674 V.在二组元(RuO2-TiO2)涂层中加入Sn组元,可以减少贵金属Ru的使用量,降低钛阳极涂层的成本;而且所形成的SnO2可提高涂层表面的电催化活性,降低电极的析氯电位、析氧电位,延长电极的工作寿命.
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