椰油酸二乙醇酰胺对钢在三氯乙酸溶液中的缓蚀性能

仇莉, 李向红, 雷然, 邓书端

Inhibition Performance of Coconut Diethanolamide on Cold Rolled Steel in Trichloroacetic Acid Solution

QIU Li, LI Xianghong, LEI Ran, DENG Shuduan

表3 20 ℃时钢在空白或含CDEA的0.10 mol/L Cl₃CCOOH溶液中的极化曲线参数

Table 3 Potentiodynamic polarization parameters for coldrolled steel in 0.10 mol/L Cl₃CCOOH solutions without and with CDEA at 20 ℃

cmg·L^-1	E_corrmV	I_corrμA·cm^-2	b_cmV·dec^-1	b_amV·dec^-1	η_p%
0	-444	732	-307	167	---
10	-423	165	-235	91	77.5
50	-435	92	-217	90	87.4
100	-420	37	-209	67	95.0