两种新型曼尼希碱缓蚀剂的性能及吸附行为研究

吕祥鸿,张晔,闫亚丽,侯娟,李健,王晨

Performance Evaluation and Adsorption Behavior of Two New Mannich Base Corrosion Inhibitors

Xianghong LV,Ye ZHANG,Yali YAN,Juan HOU,Jian LI,Chen WANG

表1 P110钢在不同缓蚀剂溶液中的拟合电化学参数

Table 1 Fitting electrochemical parameters of P110 steel in different corrosion inhibitor solutions

Type of corrosion inhibitor Corrosion inhibitor concentration / mg·L-1 Ecorr / V ba / mV·dec-1 -bc / mV·dec-1 Icorr / μA·cm-2 η / ％ Blank 10 -0.6989 55.64 605.56 45.656 --- ZJ-1 -0.6391 171.86 590.65 3.625 92.06 ZJ-2 -0.6903 161.58 539.75 10.060 77.97