Q235钢表面的超疏水吸附层形成与缓蚀研究

罗为平, 罗雪, 石悦婷, 王新潮, 张胜涛, 高放, 李红茹

Preparation and Corrosion Inhibition of Super Hydrophobic Adsorption Film of Lotus Leaf Extract on Mild Steel

LUO Weiping, LUO Xue, SHI Yueting, WANG Xinchao, ZHANG Shengtao, GAO Fang, LI Hongru

表5 吸附了不同浓度LLE聚集材料的Q235钢电极在1 mol/L HCl溶液中的电化学阻抗参数

Table 5 Electrochemical impedance parameters of Q235 steel electrodes adsorbed with different concentrations of LLE aggregates in 1 mol/L HCl solution

Copper electrode C / g·L-1 Rs / Ω·cm2 Rct / Ω·cm2 Cdl / μF·cm-2 n ηj / % Χ 2 / 103 Blank --- 0.6056 42.73 110.275 0.9697 --- 5.56 LLE-aggregates 0.1 1.456 147.4 61.110 0.8635 71.01 2.91 0.2 1.095 216.3 49.130 0.8641 80.25 1.47 0.3 1.139 410.2 42.859 0.8471 89.58 9.05 0.4 1.309 548.3 34.606 0.8139 92.21 3.66 0.5 1.093 345.4 46.345 0.8769 87.63 1.19