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咪唑啉衍生物在含有饱和CO2的10%NaCl溶液中对Q235钢的缓蚀性能研究
引用本文:曾祥梅,龚敏,郑兴文,卢立娟,姜春梅. 咪唑啉衍生物在含有饱和CO2的10%NaCl溶液中对Q235钢的缓蚀性能研究[J]. 四川化工, 2011, 0(6): 34-37
作者姓名:曾祥梅  龚敏  郑兴文  卢立娟  姜春梅
作者单位:四川理工学院材料与化学工程学院,四川自贡,643000
摘    要:合成了三种不同结构的咪唑啉季铵盐YZS、ZLS和YS,采用线性极化和动电位扫描研究了三种缓蚀剂对Q235钢在90℃下CO2饱和的10%NaCl体系中的缓蚀效率。结果表明,三种缓蚀剂的作用类型为以阳极抑制为主的混合型缓蚀剂,其中YZS的缓蚀效率最高,ZLS的缓蚀效率最低,且YZS和YS缓蚀剂存在一个吸附饱和浓度。

关 键 词:咪唑啉衍生物  缓蚀剂  缓蚀效率

The Inhibition Performances Study of Imidazoline Derivatives for Q235 Steel in the 10%NaCl Solution Containing Saturated CO_2
Zeng Xiangmei,Gong Min,Zheng Xingwen,Lu Lijuan,Jiang Chunmei. The Inhibition Performances Study of Imidazoline Derivatives for Q235 Steel in the 10%NaCl Solution Containing Saturated CO_2[J]. sichuan chemical industry, 2011, 0(6): 34-37
Authors:Zeng Xiangmei  Gong Min  Zheng Xingwen  Lu Lijuan  Jiang Chunmei
Affiliation:Zeng Xiangmei,Gong Min,Zheng Xingwen,Lu Lijuan,Jiang Chunmei(Material and Chemical Engineering Department,Sichuan University of Science & Engineering,Zi gong 643000Sichuan,China)
Abstract:Imidazoline quaternary ammonium salts with different structures, YZS, ZLS and YS, were synthesized in this paper. Inhibition efficiency of the three corrosion inhibitors for Q235 steel in the 10%NaCl solution containing saturated CO2 with the temperature of 90℃. The results showed that, inhibition efficiency of YZS was highest, and ZLS was the lowest one. The imidazoline derivative inhibitors were all mixed corrosion inhibitors with anodic controlled mainly. There existed a adsorption saturation concentration to YZS and YS inhibitors.
Keywords:imidazoline derivatives  corrosion inhibitor  inhibition efficiency  
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