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Phosphorescent O2 sensors integrated in polymeric film materials by local solvent crazing

Research output: Contribution to journalArticlepeer-review

Abstract

A new method for incorporating luminescent dye into polyphenylenesulphide (PPS) films by localised solvent crazing was developed using an automated puncture test instrument. The fabricated sensors displayed sensitivity over 0-100kPa O2 range, high brightness, linear Stern-Volmer plots, low temperature dependence and low cross-sensitivity to humidity. In addition, the sensors exhibited no leaching into food simulants and can be integrated into current food packaging materials. This approach allows continuous production of discrete O2 sensors and their integration in packaging materials.

Original languageEnglish
Pages (from-to)110-113
Number of pages4
JournalMaterials and Design
Volume77
DOIs
Publication statusPublished - 15 Jul 2015

Keywords

  • Phosphorescent materials
  • Polymeric films
  • Sensor integration
  • Smart packaging material
  • Solid-state oxygen sensor

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