Double melting endotherms of polyethylene terephalate (PET) for expanded bead foams

Mohamad R. Barzegari*, Mohammadreza Nofar, Chul B. Park

*Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

Abstract

The double melting behavior plays a key role in describing the bead foam properties and good sintering among beads. In this study, the melting behaviours of both high and low molecular-weight polyethylene terephthalate (PET) have been investigated using regular and high-pressure differential scanning calorimeter (DSC) to simulate the double peak creation in the bead foaming process. The results were obtained while changing various processing parameters such as the saturation temperature and saturation pressure. Based on the results, we were able to estimate the optimal processing window and range for achieving the double peak as well as the appropriate conditions for the bead foaming process of PET.

Original languageEnglish
Publication statusPublished - 2011
Externally publishedYes
Event9th International Conference on Foam Processing and Technology, FOAMS 2011 - Iselin, NJ, United States
Duration: 14 Sept 201115 Sept 2011

Conference

Conference9th International Conference on Foam Processing and Technology, FOAMS 2011
Country/TerritoryUnited States
CityIselin, NJ
Period14/09/1115/09/11

Keywords

  • Bead foam
  • Crystallization
  • Double peak

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