Corrosion protection properties of poly (4‐vinyl pyridine) containing multilayer polymeric coatings on magnesium alloy AZ31

Abstract: The aim of this study is to develop polymeric thin films for corrosion protection of magnesium alloy AZ31. As polymer matrix, poly (4‐vinyl pyridine) (P4VP) is selected due to its semiconducting properties and protonic conductivity. Polyacrylic acid is tested as crosslinking layers to improve interfacial adhesion. The macroscopic corrosion properties of the multilayer coatings are investigated by means of electrochemical methods, such as linear sweep voltammetry and electrochemical impedance spectroscopy (EIS), in corrosive media simulating technical and biomedical applications. It is demonstrated that thin multilayer coatings can suppress the corrosion rates of magnesium alloys. To our best knowledge, this is the first demonstration of the use of P4VP as a conducting polymer film with protonic conductivity for corrosion protection of magnesium alloys.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Corrosion protection properties of poly (4‐vinyl pyridine) containing multilayer polymeric coatings on magnesium alloy AZ31 ; volume:73 ; number:3 ; year:2022 ; pages:427-435 ; extent:9
Materials and corrosion ; 73, Heft 3 (2022), 427-435 (gesamt 9)

Creator
Das, Chayanika
Kastania, Eleni
Witt, Julia
Özcan, Özlem

DOI
10.1002/maco.202112708
URN
urn:nbn:de:101:1-2022030214005240883931
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:29 AM CEST

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