Tetrahydropyrimido-Triazepine derivatives as anti-corrosion additives for acid corrosion: Chemical, electrochemical, surface and theoretical studies
作者:F. Benhiba、H. Serrar、R. Hsissou、A. Guenbour、A. Bellaouchou、M. Tabyaoui、S. Boukhris、H. Oudda、I. Warad、A. Zarrouk
DOI:10.1016/j.cplett.2020.137181
日期:2020.3
9-(4-chlorophenyl)-4-hydroxy-8-isocyano-3-(p-tolyl)-1,2-dihydropyrimido[2,1-c][1], [2], [4]triazepine-5,7-dione (TRC-Cl) on the mild steel (MS) corrosion in 1M HCl acid was studied by weight loss, electrochemical (EIS and PDP) techniques, DFT, molecular dynamic (MD) simulations, radial distribution function (RDF) and mean square displacement (MSD). TRC-H and TRC-Cl effect on the surface of MS has even been
4-羟基-8-异氰基-9-苯基-3-(对甲苯基)-1,2-二氢嘧啶基[2,1 - c ] [1],[2],[4]的抑制效率(IE)Triazepine-5,7-dione(TRC-H)和9-(4-氯苯基)-4-羟基-8-异氰基-3-(对甲苯基)-1,2-二氢嘧啶基[2,1- c用失重,电化学(EIS和PDP)技术研究了] [1],[2],[4]三氮杂-5,7-二酮(TRC-Cl)在1M HCl酸中对低碳钢(MS)的腐蚀, DFT,分子动力学(MD)模拟,径向分布函数(RDF)和均方位移(MSD)。扫描电子显微镜(SEM)和紫外可见光甚至可以加强对MS表面的TRC-H和TRC-Cl的影响。根据Langmuir模型对钢进行吸附。进行了分子动力学模拟(MD)和密度函数计算,以讨论它们与先前实验结果的一致性。