Saudi Arabian Oil Company

Bashayer Mishari

Enrico Bovero

Aziz Fihri

Mohamed Bouhrara

Haleema Alamri

A corrosion-indicating material and methods of producing and using the corrosion-indicating material are provided. The corrosion-indicating material comprises a cured product of reacting a bisphenol A diglycidyl ether epoxy (DGEBA) resin with a curing agent, the curing agent comprising a 1,10-phenanthroline derivative having formula (I): where: Rand Rare independently selected from &#x2014;NH; &#x2014;NH(CH)NH, where a is 1, 2, or 3; &#x2014;OC(&#x2550;O)(CH)NH, where b is 1, 2, or 3; and &#x2014;H; Rand Rare either: non-joined monovalent radicals each independently chosen from &#x2014;H, &#x2014;NH, and (C-C)heterohydrocarbyls comprising at least one primary amine or at least one secondary amine; or joined as a single divalent radical, the single divalent radical being a (C-C)heterohydrocarbyl comprising at least one primary amine or at least one secondary amine; and at least one of R, R, R, and Ris not &#x2014;H.

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Dhahran, Saudi Arabia

Bashayer Mishari