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 2 lnv-1/T直线的腐蚀动力学参数

Table 2 Corrosion kinetic parameters of the straight lines oflnv-1/T

Inhibitor r 2 Ea / kJ·mol-1 A / g·m-2·h-1 Blank 0.9970 46.65 3.68×109 SAS 0.9941 54.04 4.61×109 CS 0.9961 52.67 2.44×1010 AA 0.9864 53.29 2.01×1010 CS-SAS-AAGC 0.9891 65.23 6.22×1011