Viscoelastic Behavior of Polypropylene/Nitrile Rubber Thermoplastic Elastomer Blends: Application of Kerner's Models for Reactively Compatibilized and Dynamically Vulcanized Systems

  • G. G. Bandyopadhyay
  • , S. S. Bhagawan
  • , K. N. Ninan
  • , Sabu Thomas

Research output: Contribution to journalArticlepeer-review

16 Citations (Scopus)

Abstract

The viscoelastic properties of binary blends of nitrile rubber (NBR) and isotactic polypropylene (PP) are discussed. The Kerner discrete particle and packed-grain models are applied to the prediction of the blend viscoelastic properties and morphological aspects. A solution procedure considering the Poisson ratio as a complex parameter has been deduced for the polyaggregate model. The predictions of the discrete particle model agree well with experimental dynamic data for 70/30 and 50/50 PP/NBR blends with PP as the matrix and the scanning electron microscopy (SEM) blend morphology.

Original languageEnglish
Pages (from-to)1417-1432
Number of pages16
JournalJournal of Polymer Science, Part B: Polymer Physics
Volume42
Issue number8
DOIs
Publication statusPublished - 15 Apr 2004
Externally publishedYes

Keywords

  • Blends
  • Compatibilization
  • Dynamic properties
  • Dynamic vulcanization
  • Kerner model
  • Poly(propylene) (PP) nitrile rubber
  • Viscoelastic properties

ASJC Scopus subject areas

  • Condensed Matter Physics
  • Physical and Theoretical Chemistry
  • Polymers and Plastics
  • Materials Chemistry

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