Novel healing coatings based on natural-derived polyurethane modified with tannins for corrosion protection of AA2024-T3

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (Unesp)-
Autor(es): dc.contributorUniversidade de Lisboa-
Autor(es): dc.creatorNardeli, Jéssica V. [UNESP]-
Autor(es): dc.creatorFugivara, Cecilio S. [UNESP]-
Autor(es): dc.creatorTaryba, Maryna-
Autor(es): dc.creatorMontemor, M. F.-
Autor(es): dc.creatorRibeiro, Sidney J.L. [UNESP]-
Autor(es): dc.creatorBenedetti, Assis V. [UNESP]-
Data de aceite: dc.date.accessioned2022-02-22T00:33:03Z-
Data de disponibilização: dc.date.available2022-02-22T00:33:03Z-
Data de envio: dc.date.issued2020-12-11-
Data de envio: dc.date.issued2020-12-11-
Data de envio: dc.date.issued2019-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.corsci.2019.108213-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/201256-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/201256-
Descrição: dc.descriptionPolyurethane coatings derived from crambe and castor oil formulated with different proportions of additives were modified with tannin and applied on AA2024-T3 coupons. The coatings were characterized by water uptake and attenuated total reflectance Fourier transform infrared spectroscopy (FTIR-ATR). The thickness of the coatings was determined by scanning electron microscopy (SEM) and adhesion was evaluated by the ASTM D3359 standard. The barrier properties and corrosion protection ability were assessed by open circuit potential (EOCP) and electrochemical impedance spectroscopy (EIS). The self-healing ability of the coatings was studied by localized impedance spectroscopy (LEIS) and by the scanning vibrating electrode technique coupled with the scanning ion-selective electrode technique (SVET/SIET). The measurements demonstrate that tannin-modified coatings provide effective corrosion protection due to polymer healing and the results give important highlights concerning the mechanism of corrosion inhibition.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionUniversidade Estadual Paulista-UNESP Instituto de Química-
Descrição: dc.descriptionCentro de Química Estrutural-CQE DEQ Instituto Superior Técnico Universidade de Lisboa, Av. Rovisco Pais-
Descrição: dc.descriptionUniversidade Estadual Paulista-UNESP Instituto de Química-
Descrição: dc.descriptionFAPESP: 2015/10554-9-
Descrição: dc.descriptionFAPESP: 2018/09040-9-
Idioma: dc.languageen-
Relação: dc.relationCorrosion Science-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectAA2024-T3-
Palavras-chave: dc.subjectCorrosion protection-
Palavras-chave: dc.subjectFunctional coatings-
Palavras-chave: dc.subjectSelf-healing-
Título: dc.titleNovel healing coatings based on natural-derived polyurethane modified with tannins for corrosion protection of AA2024-T3-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

Não existem arquivos associados a este item.