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本文研制了一种阳极——Ti/SnO_2+Sb_2O_3/PbO_2,考察了该电极在2.5MH_2SO_4中不同温度下的电解使用寿命,测定了该电极的极化曲线和电化学动力学参数 a、b、i_0。讨论了 PbO_2电极的析氧机理和酚氧化的催化性,结果表明该电极的电催化性能优良。
In this paper, an anode - Ti / SnO_2 + Sb_2O_3 / PbO_2 was prepared. The service life of the electrode was investigated at different temperatures in 2.5MH_2SO_4. The polarization curves and electrochemical kinetic parameters a, b, i_0. The mechanism of oxygen evolution and the catalytic activity of phenol oxidation were discussed. The results show that the electrode has excellent electrocatalytic performance.