Some New Thiadiazole Derivatives as Corrosion Inhibitors for 1018 Carbon Steel Dissolution in Sodium Chloride Solution

Citation:
Heakal, E. - T. F., A. S. Fouda, and M. S. Radwan, "Some New Thiadiazole Derivatives as Corrosion Inhibitors for 1018 Carbon Steel Dissolution in Sodium Chloride Solution", Int. J. Electrochem. Sci., 2011.

Abstract:

Three new thiadiazole derivatives (TDADs), namely, (I) N-[4-phenyl-5-(p-tolylimino)-4,5-dihydro-1,3,4-thiadiazole-2-yl] benzamide, (II) 2-acetyl-4-phenyl-5-(p-tolylimino)-4,5-dihydro-1,3,4- thiadiazole, and (III) Ethyl-4-phenyl-5-(p-tolylimino)-4,5-dihydro-1,3,4-thiadiazole-2-carboxylate, have been synthesized and used as additives to protect grade 1018 carbon steel from corrosion in naturally aerated 0.5 M NaCl solution (  3% by wt.). The techniques adopted include open circuit potential (OCP), potentiodynamic polarization and electrochemical impedance spectroscopy (EIS) complemented

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