木薯淀粉三元接枝共聚物对钢在H2SO4溶液中的缓蚀性能研究

李向红, 邓书端, 徐昕

Inhibition Action of Cassava Starch Ternary Graft Copolymer on Steel in H2SO4 Solution

LI Xianghong, DENG Shuduan, XU Xin

表1 c/θ-c直线回归参数及标准吸附Gibbs自由能

Table 1 Linear regression parameters of c/θ-c and standard adsorption Gibbs free energy ΔG0

Inhibitor r 2 Slope K / L·mg-1 ΔG0 / kJ·mol-1 SAS 0.9799 2.25 0.03528 -25.5 CS 0.9917 1.87 0.05403 -26.6 AA 0.9990 1.44 0.1103 -28.3 CS-SAS-AAGC 0.9996 1.01 0.2320 -30.1