Sodium dodecyl benzene sulfonate as a sustainable inhibitor for zinc corrosion in 26% NH4Cl solution

  • Yujie Qiang*
  • , Shengtao Zhang
  • , Lei Guo
  • , Shenying Xu
  • , Li Feng
  • , Ime B. Obot
  • , Shijin Chen
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

133 Scopus citations

Abstract

Sodium dodecyl benzene sulfonate (SDBS) was investigated as an eco-friendly inhibitor for zinc corrosion in 26% NH4Cl solution using corrosion experiments and theoretical calculations. Gravimetric and electrochemical results reveal that SDBS is an anodic inhibitor with excellent inhibition efficiency, which is further confirmed by field emission scanning electron microscope (FE-SEM) and atomic force microscopy (AFM) observation. The inhibitory effect diminishes with positive shift of potential, exhibiting a desirable characteristic for battery application. Despite the inhibition efficiencies decrease as increasing temperature from 298 to 328 K, the compound still shows favorable inhibitive ability at each temperature. In addition, the adsorption of SDBS on zinc surface obeys Langmuir adsorption model. Quantum chemical calculations and molecular dynamic simulations were further performed to correlate the adsorption mechanism with the structure of SDBS molecule.

Original languageEnglish
Pages (from-to)17-25
Number of pages9
JournalJournal of Cleaner Production
Volume152
DOIs
StatePublished - 20 May 2017

Bibliographical note

Publisher Copyright:
© 2017 Elsevier Ltd

Keywords

  • Battery
  • Corrosion inhibitor
  • Electrochemistry
  • Quantum chemical calculation
  • Zinc

ASJC Scopus subject areas

  • Renewable Energy, Sustainability and the Environment
  • General Environmental Science
  • Strategy and Management
  • Industrial and Manufacturing Engineering

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