三聚吡啶类缓蚀阻垢双效药剂的实验及理论研究

斯绍雄,陈贤,倪小龙,陈玉萍,韩丰泽,吕祥鸿,王晨,张军平,候炳臣,李健

Experimental and theoretical investigation of trimeric pyrdinium agent as bi-functional inhibitor for corrosion and scaling

Shaoxiong SI,Xian CHEN,Xiaolong NI,Yuping CHEN,Fengze HAN,Xianghong LÜ,Chen WANG,Junping ZHANG,Bingchen HOU,Jian LI

表4 不同药剂投加量下20#钢的电化学参数拟合结果

Table 4 The fitted results of electrochemical parameters of 20# steel in different inhibitor concentration solution

缓蚀剂质量浓度/（mg·L-1） E/mV i/（A·cm-2） ba/（mV·dec-1） bc/（mV·dec-1） 0 -743 4.09×10-5 28.03 — 50 -703 8.36×10-7 30.14 203.5 100 -682 5.53×10-7 31.83 205.1 150 -663 5.67×10-7 39.28 208.3