有机氨基醇阻锈剂在混凝土模拟孔隙液和砂浆试块中对钢筋的阻锈作用

马麒, 蔡景顺, 穆松, 周霄骋, 刘凯, 刘建忠, 刘加平

Composite Organic Compound as Corrosion Inhibitor for Reinforced Steel in Simulated Concrete Pore Solution or Mortar Specimen

MA Qi, CAI Jingshun, MU Song, ZHOU Xiaocheng, LIU Kai, LIU Jianzhong, LIU Jiaping

表2 EIS拟合后的电化学参数

Table 2 Fitting electrochemical parameters of EIS

Inhibitor Mass fraction / % Rs / Ω·cm2 CPE1-Y0 / μΩ-1·S-n·cm-2 Rf / kΩ·cm2 CPE2-Y0 / μΩ-1·S-n·cm-2 Rct / kΩ·cm2 IE / % Blank 0.00 8.70 689.46 1.54 76.30 6.73 --- DMEA 0.30 8.26 463.15 3.91 50.16 14.95 56.15 0.45 8.91 390.47 5.78 50.25 22.66 70.92 0.60 9.30 350.91 5.96 43.69 27.63 75.38 0.75 10.60 234.12 6.34 40.19 32.06 78.46 ZX 0.30 9.45 189.43 7.01 32.45 65.32 88.56 0.45 10.11 145.75 7.79 30.19 143.37 94.52 0.60 10.45 106.31 8.69 29.45 264.59 96.97 0.75 11.23 76.64 9.15 21.76 456.86 98.22