Superamphiphobicity and electroactivity enabled dual physical/chemical protections in novel anticorrosive nanocomposite coatings

Ruixia Yuan, Shiqi Wu, Baohui Wang, Zhanjian Liu, Liwen Mu, Tuo Ji, Long Chen, Bowen Liu, Huaiyuan Wang, Jiahua Zhu

Research output: Contribution to journalArticlepeer-review

51 Scopus citations

Abstract

Superamphiphobic and electroactive composite coating on aluminum substrate was successfully fabricated by integrating epoxy, polyaniline (PANI), fluorinated ethylene propylene, carbon nanotubes and SiO2 nanoparticles into a two-layer coating configuration with nano/micro hierarchical surface structure. The composite coating demonstrates strong adhesion, excellent wear resistance and durable anti-wettability. The electrochemical tests demonstrated significantly enhanced anticorrosion performance by surface barrier effect of the superamphiphobic coating and redox catalytic capability of embedded electroactive PANI. The design principle of the multi-functional coatings will definitely benefit the advancement of durable anti-corrosive coatings and the achieved superior properties will promise a wider engineering applications in petroleum related industries.

Original languageEnglish
Pages (from-to)37-46
Number of pages10
JournalPolymer
Volume85
DOIs
StatePublished - 24 Feb 2016
Externally publishedYes

Keywords

  • Anti-corrosion coating
  • Polymer nanocomposites
  • Superamphiphobic property

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