Article ID Journal Published Year Pages File Type
693910 Progress in Organic Coatings 2009 4 Pages PDF
Abstract

Electrochemical synthesis of polyaniline (PANI) on aluminum electrode from aqueous solution of 0.25 mol dm−3 aniline and 0.2 mol dm−3 sodium benzoate has been investigated under potentiodynamic and galvanostatic conditions. Initial corrosion behavior of aluminum and PANI coated aluminum electrode exposed to 3% NaCl has been investigated using electrochemical potentiodynamic and impedance spectroscopy technique (EIS). It was shown that PANI coating initially provide corrosion protection of aluminum, decreasing the corrosion current density at least 15 times.

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Physical Sciences and Engineering Chemical Engineering Process Chemistry and Technology
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