Interaction between poly(vinyl pyridine) and poly(2,6-dimethyl-1,4-phenylene oxide): A copolymer blend miscibility study

Joost de Wit, Gert Alberda van Ekenstein, Gerrit ten Brinke*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

5 Citations (Scopus)
382 Downloads (Pure)

Abstract

The phase behavior of blends of poly(2,6-dimethyl-1,4-phenylene oxide) (PPO) with random copolymers of styrene and 2-vinyl pyridine, Poly(S-co-2VP), as well as with random copolymers of styrene and 4-vinyl pyridine, Poly(S-co-4VP), has been investigated in order to estimate the values of the Flory-Huggins parameters chi(PPO),(2vp) and chi(PPO,4VP) between PPO and 2-vinyl pyridine, resp. 4-vinyl pyridine. Using previously estimated values for the Flory-Huggins parameters 0.09 <chi(S,2VP) <0.11 and 0.30 <chi(S,4VP) <0.35, together with the literature value of chi(S,PPO) = -0.043, the phase behavior observed as a function of the copolymer composition results in 0.11

Original languageEnglish
Pages (from-to)1606-1611
Number of pages6
JournalPolymer
Volume48
Issue number6
DOIs
Publication statusPublished - 8-Mar-2007

Keywords

  • random copolymer blend
  • interaction
  • phase behavior
  • SUPRAMOLECULAR POLYMERIC MATERIALS
  • BLOCK-COPOLYMER
  • PHASE-BEHAVIOR
  • DIBLOCK COPOLYMERS
  • MOLECULAR-WEIGHT
  • THIN-FILMS
  • FUNCTIONAL MATERIALS
  • ORDERED STRUCTURE
  • SOFT MATERIALS
  • POLYSTYRENE

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