Formation of composite coatings: morphology and composition studies

Autor: Piatkova Mariia, Pleshkova Arina, Mashtalyar Dmitry, Imshinetskiy Igor, Nadaraia Konstantine, Sinebryukhov Sergey, Gnedenkov Sergey
Jazyk: English<br />French
Rok vydání: 2023
Předmět:
Zdroj: MATEC Web of Conferences, Vol 376, p 01005 (2023)
Druh dokumentu: article
ISSN: 2261-236X
20233760
DOI: 10.1051/matecconf/202337601005
Popis: In this work, composite fluoropolymer-containing coatings were obtained on samples of AMg3 aluminium alloy, MA8 magnesium alloy, and VT1-0 commercially pure titanium treated by plasma electrolytic oxidation (PEO). Superdispersed polytetrafluoroethylene (SPTFE) and a solution of tetrafluoroethylene (TFE) telomers in acetone were applied onto preliminarily formed PEO layers by the spray-coating method. The obtained coatings contained a large amount of crystalline polytetrafluoroethylene embedded in the outer porous layer of the PEO coating and did not have visible defects, which indirectly indicates high protective properties.
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