Inhibition Behavior of Chito-Oligosaccharide Schiff Base Derivatives for Mild Steel in 3.5% NaCl Solution
Ma, Fubin1,2; Li, Weihua1; Tian, Huiwen1; Kong, Qinglin3; Hou, Baorong1; Ma, FB (reprint author), Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Peoples R China.
2012-11-01
发表期刊INTERNATIONAL JOURNAL OF ELECTROCHEMICAL SCIENCE
ISSN1452-3981
卷号7期号:11页码:10909-10922
文章类型Article
摘要Two new corrosion inhibitors of chito-oligosaccharide schiff base (CSB) and carboxymethyl chito-oligosaccharide schiff base (CM-CSB) were investigated by means of weight loss, potentiodynamic polarization and electrochemical impedance spectroscopy (EIS) measurements in 3.5% NaCl solution at different concentrations. The surface corrosion morphology of specimens was examined by scanning electron microscopy (SEM) and the inhibition mechanism was analyzed by adsorption isotherm fitting and quantum chemical calculation. The results showed that for CSB the inhibition efficiency increased at first, then decreased and reached the maximum at 200mg/L and acted as a mixed type inhibitor; the CM-CSB had excellent inhibition performance and behaved as a cathode-based mixed corrosion inhibitor. The adsorption of CM-CSB obeys the Langmuir isotherm.
关键词Chito-oligosaccharide Schiff Base Electrochemical Measurements Langmuir Adsorption Quantum Chemical Calculation
学科领域Electrochemistry
收录类别SCI
语种英语
WOS记录号WOS:000312934600045
引用统计
被引频次:11[WOS]   [WOS记录]     [WOS相关记录]
文献类型期刊论文
条目标识符http://ir.qdio.ac.cn/handle/337002/12470
专题海洋环境腐蚀与生物污损重点实验室
通讯作者Ma, FB (reprint author), Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Peoples R China.
作者单位1.Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Peoples R China
2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
3.Univ Melbourne, Melbourne, Vic 3010, Australia
第一作者单位中国科学院海洋研究所
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Ma, Fubin,Li, Weihua,Tian, Huiwen,et al. Inhibition Behavior of Chito-Oligosaccharide Schiff Base Derivatives for Mild Steel in 3.5% NaCl Solution[J]. INTERNATIONAL JOURNAL OF ELECTROCHEMICAL SCIENCE,2012,7(11):10909-10922.
APA Ma, Fubin,Li, Weihua,Tian, Huiwen,Kong, Qinglin,Hou, Baorong,&Ma, FB .(2012).Inhibition Behavior of Chito-Oligosaccharide Schiff Base Derivatives for Mild Steel in 3.5% NaCl Solution.INTERNATIONAL JOURNAL OF ELECTROCHEMICAL SCIENCE,7(11),10909-10922.
MLA Ma, Fubin,et al."Inhibition Behavior of Chito-Oligosaccharide Schiff Base Derivatives for Mild Steel in 3.5% NaCl Solution".INTERNATIONAL JOURNAL OF ELECTROCHEMICAL SCIENCE 7.11(2012):10909-10922.
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