溶胶-凝胶法制备超疏水性纳米复合防腐涂层

尹成勇, 李澄, 彭晓燕, 王加余, 王艳慧, 郑顺丽, 李敏, 胡玮

Performance of Superhydrophobic Nano Complex Anti-corrosion Coating Fabricated by Sol-gel Technique

YIN Chengyong, LI Cheng, PENG Xiaoyan, WANG Jiayu, WANG Yanhui, ZHENG Shunli, LI Min, HU Wei

表2 3种试样在模拟腐蚀环境中的电化学阻抗分析结果

Table 2 Fitting results of EIS of three different samples

Sample Rs Ωcm2 Q-Y 10-6Ω-1sncm-2 Q-n R Ωcm2 W 10-5Ω-1s5cm-2 Qdl-Y0 10-6Ω-1sncm-2 Qd1-nd1 Rct kΩcm2 Bare stainless steel 28.79 38.39 0.164 222 29.4 49.87 0.487 10.3 Mesoporous carbon coating 30.55 3.97 0.901 2746 --- 1.169 0.906 2547 SiO2/mesoporous carbon coating 25.32 1.48 0.64 3598 --- 0.106 0.943 7222