Stability of dispersed phase to static coarsening: Polymer blend compatibilization via solid-state shear pulverization

Andrew H. Lebovitz*, John M. Torkelson

*Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

Abstract

Absolute compatibilization of immiscible polymer blends via a novel, continuous process, solid-state shear pulverization, and without addition of compatibilizing agents is quantitatively shown for the first time by stability of number-average dispersed-phase domain size to longterm annealing. Compatibilization via pulverization is due to in situ chain scission that is supported by molecular weight analysis of PS before and after pulverization, resulting in polymer radicals that can lead to in situ interfacial block copolymer formation.

Original languageEnglish (US)
Pages2328-2332
Number of pages5
StatePublished - 2003
Event61st Annual Technical Conference ANTEC 2003 - Nashville, TN, United States
Duration: May 4 2003May 8 2003

Other

Other61st Annual Technical Conference ANTEC 2003
Country/TerritoryUnited States
CityNashville, TN
Period5/4/035/8/03

Keywords

  • Coalescence
  • Coarsening
  • Compatibilization
  • Pulverization

ASJC Scopus subject areas

  • General Chemical Engineering
  • Polymers and Plastics

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