2-氨基苯并噻唑与苯并三氮唑复配体系对Cu的缓蚀性能

卢爽, 任正博, 谢锦印, 刘琳

Investigation of Corrosion Inhitibion Behavior of 2-aminobenzothiazole and Benzotriazole on Copper Surface

LU Shuang, REN Zhengbo, XIE Jinyin, LIU Lin

表1 Cu电极分别经不同浓度ABT和BTA组装后的极化曲线拟合参数

Table 1 Electrochemical parameters of Cu with surface self-assembly of different concentrations of ABT and BTA in 3.5%NaCl solution

Inhibitor Cmmol·L-1 IcorrμA·cm-2 βcV·dec-1 βamV·dec-1 IE % θ Blank 0 5.735 0.375 0.035 --- --- ABT 5 1.730 0.140 0.051 69.80 0.698 10 0.958 0.162 0.040 83.28 0.832 15 1.191 0.166 0.045 79.22 0.792 20 1.350 0.206 0.042 76.46 0.764 BTA 5 0.440 0.149 0.058 92.32 0.923 10 0.375 0.152 0.081 93.47 0.934 15 0.237 0.076 0.025 95.87 0.958 20 0.336 0.081 0.028 94.15 0.941