Enhancing aluminum foil performance in aqueous and organic electrolytes: dual-secure passivation with phthalocyanine as a corrosion inhibitor
Teshager Mekonnen Tekaligne, Hailemariam Kassa Bezabh, Semaw Kebede Merso, Kassie Nigus Shitaw, Misganaw Adigo Weret, Yosef Nikodimos, Shi‐Kai Jiang, Sheng‐Chiang Yang, Chia‐Hsin Wang, She‐Huang Wu, Wei‐Nien Su, Bing‐Joe Hwang
Abstract
The Pc (phthalocyanine) additive prevents Al corrosion by dual-secure mechanisms: electrochemical formation of an AlPc-F layer and physical adsorption of Pc on Al surfaces. Pc contains an N-lone pair, adsorbing on the Al current collector preferentially.
Topics & Concepts
PassivationCorrosionFOIL methodMaterials scienceAqueous solutionElectrochemistryPhthalocyanineCorrosion inhibitorLayer (electronics)ElectrolyteAluminiumAdsorptionInorganic chemistryChemical engineeringMetallurgyElectrodeChemistryComposite materialOrganic chemistryNanotechnologyPhysical chemistryEngineeringCorrosion Behavior and InhibitionConducting polymers and applicationsConcrete Corrosion and Durability