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Mass transfer study of chlorine dioxide gas through polymeric packaging materials

  • Siriyupa Netramai
  • , Maria Rubino
  • , Rafael Auras
  • , Bassam A. Annous
  • Michigan State University
  • USDA ARS Eastern Regional Research Center

Research output: Contribution to journal › Article › peer-review

13 Citations (Scopus)

Abstract

The mass transfer profile (permeability, diffusion, and solubility coefficients) of chlorine dioxide (ClO2), a strong oxidizing agent that is used in food and pharmaceutical packaging, was determined through various common polymeric packaging materials. A continuous system for measuring permeation of ClO2, using an electrochemical detector, was developed. It was observed that biaxially-oriented poly(propylene), poly (ethylene terephthalate), poly(lactic acid), nylon, and a multilayer structure of ethylene vinyl acetate and ethylene vinyl alcohol were better barriers for gaseous ClO2, as compared to polyethylene, poly(vinyl chloride), and polystyrene. The activation energies of permeation for ClO2 through poly(ethylene terephthalate) and poly(lactic acid) were determined to be 51.05 ± 4.35 and 129.03 ± 2.82 kJ/mol, respectively.

Original languageEnglish
Pages (from-to)2929-2936
Number of pages8
JournalJournal of Applied Polymer Science
Volume114
Issue number5
DOIs
Publication statusPublished - 1 Dec 2009
Externally publishedYes

Keywords

  • Activation energy
  • Chlorine dioxide
  • Diffusion
  • Films
  • Gas permeation

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