几种缓蚀剂在3.5%NaCl溶液中对A3钢的缓蚀性能

腐蚀与防护, 2010, 31(1): 34-46.

1.重庆大学化学化工学院,重庆,400044

2.重庆大学化学化工学院,重庆,400044

3.中国科学院海洋研究所,青岛,266071

4.中国海洋大学材料科学与工程研究院,青岛,266100

5.中国科学院海洋研究所,青岛,266071

基金项目: 国家高技术研究发展计划(863计划)(2008AA09Z317) 山东省科技发展计划项目(2008GG10005016) 中国科学院知识创新工程项目(KZCXZ-YW-210)

Effects of Different Inhibitors on Corrosion of Mild Steel in 3.5% NaCl Solution

采用动电位极化曲线、交流阻抗和扫描电镜法研究了乙二胺四乙酸二钠、二乙胺基乙醇、葡萄糖酸钙、磷酸氢二钠在3.5%NaCl溶液中对A3碳钢的缓蚀作用.研究结果表明,四种缓蚀剂均为阳极型缓蚀剂,缓蚀效果为:磷酸氢二钠>乙二胺四乙酸二钠>葡萄糖酸钙>二乙胺基乙醇.

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