The effects of Cloisite 20A content on the adhesion strength and corrosion behavior of poly (amide-imide)/cloisite 20A nanocomposite coatings

  • H. Naderi-Samani
  • , R. Shoja Razavi
  • , M. R. Loghman-Estarki
  • , M. Ramazani
  • , M. Barekat
  • , A. K. Mishra
  • , H. Fattahi

Research output: Journal PublicationArticlepeer-review

23 Citations (Scopus)

Abstract

Solvent-based Poly (amide-imide) (SBPAI)/Cloisite 20A (C20A) nanocomposite containing different amounts of C20A (1–5 wt%) was prepared via solvent method technique and were deposited on sandblasted cold-rolled steel (CRS) surface as nanocoating. Different characteristics methods such as SEM, TEM, energy dispersive spectroscopy (EDS-map and -point) and small-angle X-ray diffraction (SAXD), electrochemical impedance spectroscopy and salt spray analysis were utilized for the characterization of nanocomposite samples. Based on the results, SBPAI/C20A nanocomposites with 3 wt% C20A (NC3%) had the higher adhesion strength and corrosion protection compared to the neat SBPAI and other percentages of C20A in nanocomposites. It was due to this fact that the clay-spreading layers in the polymer field prolong the path to reach the underlying layer.

Original languageEnglish
Article number107154
JournalComposites Part B: Engineering
Volume175
DOIs
Publication statusPublished - 15 Oct 2019
Externally publishedYes

Free Keywords

  • Adhesion strength
  • Cloisite 20A
  • Corrosion protection
  • Nanocomposite coating
  • Poly (amide-imide)

ASJC Scopus subject areas

  • Ceramics and Composites
  • Mechanics of Materials
  • Mechanical Engineering
  • Industrial and Manufacturing Engineering

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