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席夫碱化合物及其复配体系对碳钢缓蚀性能的研究
引用本文:王舒青,王兴之,吕振波,刘丹,桂建舟,曹淑云,焦健.席夫碱化合物及其复配体系对碳钢缓蚀性能的研究[J].石油化工高等学校学报,2014(1):1-5.
作者姓名:王舒青  王兴之  吕振波  刘丹  桂建舟  曹淑云  焦健
作者单位:辽宁石油化工大学化学与材料学院,辽宁抚顺113001
基金项目:国家自然科学基金项目(21103077);教育部新世纪优秀人才支持计划(NCET-11-1011);教育部重点项目(209031);辽宁省高等学校杰出青年学者成长计划(LJQ2011035);辽宁省自然科学基金项目(201102120,20l202123).
摘    要:采用极化曲线、交流阻抗法对比研究了3-甲基-4-胺基缩肉桂醛-5-巯基-1,2,4-三氮唑席夫碱(MACHMT)与其原料的复配体系肉桂醛(CA)、3-甲基-4-氨基-5-巯基-1,2,4-均三唑(简称MACMT)对Q235碳钢在25℃下、0.5mol/L盐酸介质中的缓蚀性能,并探讨了这两种缓蚀剂的缓蚀机理。实验表明,肉桂醛与3-甲基-4-氨基-5-巯基-1,2,4-均三唑的复配体系对Q235碳钢的整体缓蚀性和稳定性均高于相同浓度席夫碱化合物MACHMT。

关 键 词:席夫碱  缓蚀剂  Q235碳钢  肉桂醛  复配

Corrosion Inhibition by Schiff Base and Its Synergize System on Carbon Steel
Wang Shuqing,Wang Xingzhi,Lyu Zhenbo,Liu Dan,Gui Jianzhou,Cao Shuyun,Jiao Jian.Corrosion Inhibition by Schiff Base and Its Synergize System on Carbon Steel[J].Journal of Petrochemical Universities,2014(1):1-5.
Authors:Wang Shuqing  Wang Xingzhi  Lyu Zhenbo  Liu Dan  Gui Jianzhou  Cao Shuyun  Jiao Jian
Affiliation:(College of Chemistry and Material Science, Liaoning Shihua University, Fushun Liaoning 113001, China)
Abstract:The inhibition effect between 3-methy-4-aminocinnamaldehydene-5-mercapto-1 ,2 ,4-triazole Schiff base (short for MACHMT) and cinnamic aldehyde (short for CA) ,3-methy-4-amino-5-mercapto-1 ,2 ,4-triazole(short for MACMT)on Q235 steel in the hydrochloric acid was studied by polarization curves ,electrochemical impedance spectroscopy .The corrosion performance and inhibition mechanism was discussed and compared .Experiments show that stability and inhibition effeciency of cinnamic aldehyde with a 3-methyl-4-amino-5-mercapto-1 ,2 ,4-triazole’s complex system for Q235 carbon steel are higher than the same concentration of seats Schiff base compounds MACHMT .
Keywords:Schiff base  Inhibitor  Q235 Carbon-steel  Cinnamic aldehyde  Synergize
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