Please use this identifier to cite or link to this item: http://hdl.handle.net/10773/20814
Title: Influence of preparation conditions of Layered Double Hydroxide conversion films on corrosion protection
Author: Tedim, J.
Zheludkevich, M. L.
Bastos, A. C.
Salak, A. N.
Lisenkov, A. D.
Ferreira, M. G. S.
Keywords: ALUMINUM-ALLOY
MG ALLOY
COATINGS
INHIBITION
RESISTANCE
CHITOSAN
NANOCONTAINERS
Issue Date: 2014
Publisher: PERGAMON-ELSEVIER SCIENCE LTD
Abstract: In this work, layered double hydroxide (LDH) conversion films were grown on aluminium alloy 2024 substrates. The effect of experimental conditions on the growth of LDH conversion films, including concentration of reactants and presence of corrosion inhibitor, was investigated. The protective performance provided by LDH films was assessed by electrochemical impedance spectroscopy (EIS), and rationalised in terms of structural and morphological characteristics surveyed by X-ray diffraction (XRD) and scanning electron microscopy (SEM), respectively. The results show that corrosion protection increases when corrosion inhibitors (vanadates) are intercalated in LDHs and dilute solutions of Zn2+ are used to grow LDHs, (C) 2013 Elsevier Ltd. All rights reserved.
Peer review: yes
URI: http://hdl.handle.net/10773/20814
DOI: 10.1016/j.electacta.2013.11.111
ISSN: 0013-4686
Publisher Version: 10.1016/j.electacta.2013.11.111
Appears in Collections:CICECO - Artigos



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