合成了新型Schiff碱化合物香兰素缩3,4-二氨基苯甲酸(V-dba).采用红外光谱对其结构进行了表征.研究了V-dba在45#钢电极表面的组装工艺,采用电化学阻抗谱(EIS)和极化曲线方法研究了V-dba自组装膜对45#钢缓蚀性能的影响.结果表明,改变组装时间和组装浓度均对Schiff碱的缓蚀效率产生影响.随着组装浓度的增大,自组装膜增大Schiff碱对钢的缓蚀效率.最佳工艺条件为:组装时间12 h,组装摩尔浓度0.360 mmol·L-1,缓蚀效率最高.
参考文献
| [1] | Degang Li;Xianjin Yu;Yunhui Dong .The different self-assembled way of n- and t-dodecyl mercaptan on the surface of copper[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2007(9):4182-4187. |
| [2] | 杜伟,万俐,丁毅,陈步荣,李佳佳.十八硫醇／乙醇体系自组装膜对银的防变色作用[J].腐蚀与防护,2012(02):120-122. |
| [3] | M. A. Deyab;H. A. Abo Dief;E. A. Eissa;A. R. Taman .Electrochemical investigations of naphthenic acid corrosion for carbon steel and the inhibitive effect by some ethoxylated fatty acids[J].Electrochimica Acta,2007(28):8105-8110. |
| [4] | Natasa Kovacevic;Anton Kokalj .Analysis of molecular electronic structure of imidazole- and benzimidazole-based inhibitors: A simple recipe for qualitative estimation of chemical hardness[J].Corrosion Science,2011(3):909-921. |
| [5] | 付占达,芮玉兰,梁英华,黄海涛,郭红霞.海水中紫铜缓蚀剂的缓蚀性能及表面分析[J].腐蚀与防护,2008(08):445-447,484. |
| [6] | 丁克强,王庆飞,贾振斌,田娜,王宁,童汝亭,王心葵,邵会波.Schiff碱在金电极上的自组装膜[J].电化学,2002(02):219-223. |
| [7] | 马毅斌,李宁,黎德育,张密林,黄晓梅.Mg-14Li-1Al-0．1Ce合金在NaCl溶液中的腐蚀行为[J].腐蚀与防护,2012(02):115-119. |
| [8] | H. Y. Ma;C. Yang;S. H. Chen;Y. L. Jiao;S. X. Huang;D. G. Li;J. L. Luo .Electrochemical investigation of dynamic interfacial processes at 1-octadecanethiol-modified copper electrodes in halide-containing solutions[J].Electrochimica Acta,2003(28):4277-4289. |
| [9] | Da Quan Zhang;Pei-Hui Liu;Li Xin Gao;Hyung Goun Joo;Kang Yong Lee .Photosensitive self-assembled membrane of cysteine against copper corrosion[J].Materials Letters,2011(11):1636-1638. |
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