淀粉接枝共聚物对Zn的缓蚀性能

王亚婷, 王棵旭, 高鹏翔, 刘冉, 赵地顺, 翟建华, 屈冠伟

Inhibition for Zn Corrosion by Starch Grafted Copolymer

WANG Yating, WANG Kexu, GAO Pengxiang, LIU Ran, ZHAO Dishun, ZHAI Jianhua, QU Guanwei

表1 不同温度下锌片在不同质量浓度St-g-PAM的1.0 mol/L HCl溶液中的腐蚀速率

Table 1 Corrosion rates of zinc in 1.0 mol/L HCl solutions with different concentrations of St-g-PAM at different temperatures (g·m-2·h-1)

c / mg·L-1 20 / ℃ 30 / ℃ 40 / ℃ 50 / ℃ 0 65.60 71.11 84.33 95.25 10 15.05 19.25 25.85 34.05 20 9.64 14.73 21.35 27.71 30 6.62 10.15 15.82 19.75 40 4.86 7.44 11.14 15.63 50 2.85 4.81 6.63 9.85 60 2.58 4.27 6.27 9.51 70 2.17 3.99 5.89 8.73 80 1.77 3.46 5.16 7.73