Biferrocenyl Schiff bases as efficient corrosion inhibitors for an aluminium alloy in HCl solution: a combined experimental and theoretical study
作者:Uzma Nazir、Zareen Akhter、Naveed Kausar Janjua、Muhammad Adeel Asghar、Sehrish Kanwal、Tehmeena Maryum Butt、Asma Sani、Faroha Liaqat、Rizwan Hussain、Faiz Ullah Shah
DOI:10.1039/c9ra10692h
日期:——
anticorrosion efficiency as compared with Fcua due to the electron donating methoxy and ethoxy group substitutions, respectively. Polarization curves also indicated that the studied biferrocenyl Schiff bases were mixed type anticorrosive materials. The inhibition of the aluminium alloy surface by biferrocenyl Schiff bases was evidenced through scanning electron microscopy (SEM) studies. Semi-empirical quantum mechanical
采用 Tafel 极化、电化学阻抗谱 (EIS)、失重测量、FT-IR 光谱和扫描电子显微镜 (SEM) 技术研究了一些二茂铁基席夫碱对 AA2219-T6 铝合金在酸性介质中的缓蚀能力。通过量子化学计算探索了分子构型对缓蚀行为的影响。二茂铁席夫碱 4,4'-((((ethane-1,2-diylbis(oxy))bis(4,1-phenylene))bis(methaneylylidene))bis(azaneylylidene))bisferrocene ( Fcua ), 4,4 '-((((乙烷-1,2-二基双(氧基))双(2-甲氧基-1,4-亚苯基))双(甲亚基))双(氮杂亚基))双二茂铁( Fcub) 和 4,4'-((((ethane-1,2-diylbis(oxy))bis(2-ethoxy-1,4-phenylene))bis(methaneylylidene))bis(