Idalina Vieira Aoki

Prof. Dr. Idalina Vieira Aoki

Universidade de São Paulo, São Paulo, Brazil
orcid

Research Focus & Metrics

Academic Career Length

31Years (1996-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 May 2008 in Corrosion Science
Verified
Journal Article
Closed access
LPLuis M. Palomino
Luis M. Palomino
PSPatrícia H. Suegama
Patrícia H. Suegama
IAIdalina Vieira Aoki
Idalina Vieira Aoki
Maria de Fatima MontemorMaria de Fatima Montemor
Maria de Fatima Montemor
HMHercilio G. De Melo
Hercilio G. De Melo

1 April 2014 in Electrochimica Acta
Verified
Journal Article
Closed access
JFJ.M. Falcón
J.M. Falcón
FBF.F. Batista
F.F. Batista
IAIdalina Vieira Aoki
Idalina Vieira Aoki


1 March 2008 in Surface and Coatings Technology
Verified
Journal Article
Closed access
PSP.H. Suegama
P.H. Suegama
HMHercilio G. De Melo
Hercilio G. De Melo
ARA.A.C. Recco
A.A.C. Recco
André Paulo TschiptschinAndré Paulo Tschiptschin
André Paulo Tschiptschin
IAIdalina Vieira Aoki
Idalina Vieira Aoki

1 June 2009 in Corrosion Science
Verified
Journal Article
Closed access
LPLuis M. Palomino
Luis M. Palomino
PSPatrícia H. Suegama
Patrícia H. Suegama
IAIdalina Vieira Aoki
Idalina Vieira Aoki
Maria de Fatima MontemorMaria de Fatima Montemor
Maria de Fatima Montemor
HMHercilio G. De Melo
Hercilio G. De Melo

30 November 2015 in Frontiers in Materials
Verified
Journal Article
Open access
JFJesus Marino Falcón
Jesus Marino Falcón
TSTiago Sawczen
Tiago Sawczen
IAIdalina Vieira Aoki
Idalina Vieira Aoki
Currently the most promising approach in the corrosion protection by smart coatings is the use of nanoreservoirs loaded with corrosion inhibitors. Nanocontainers are filled with anti-corrosive agents and embedded into a primer coating. Future prospective containers are halloysite nanotubes due to their low price, availability, durability, with high mechanical strength and biocompatibility. The aim of this work is to study the use of halloysite nanotubes as nanocontainers for encapsulated dodecylamine for active corrosion protection of carbon steel. Halloysite clay was characterized by XRD and TGA- thermogravimetric analysis techniques. Halloysite nanotubes were loaded with dodecylamine and embedded into an alkyd primer with a weight ratio of 10 wt.% . The anticorrosive performance of the alkyd primer doped with 10 wt.% of entrapped-dodecylamine halloysite was tested on coated carbon steel by direct exposure of the coated samples with a provoked defect into 0.01 mol/L NaCl corrosive media using electrochemical impedance spectroscopy (EIS) and scanning vibrating electrode technique (SVET). EIS and SVET measurements showed the self-healing properties of the doped alkyd coating. Coated samples were also evaluated in a salt spray chamber and the self-healing effect was unequivocally noticed.