Four-phase triple coaxial cylindrical microdomain morphology in a linear tetrablock quaterpolymer of styrene, isoprene, dimethylsiloxane, and 2-vinylpyridine [4]

Keiko Takahashi, Hirokazu Hasegawa*, Takeji Hashimoto, Vasilios Bellas, Hermis Iatrou, Nikos Hadjichristidis

*Corresponding author for this work

Research output: Contribution to journalLetterpeer-review

57 Scopus citations

Abstract

The four-phase triple coaxial cylindrical microdomain morphology in a linear tetrablock quarterpolymer, consisting of polystyrene (PS), polyisoprene (PI), poly(dimethylsiloxane) (PDMS) and poly(2-vinylpyridine) (P2VP) was discussed. The four phases were clearly distinguished by transmission electron microscopy (TEM) when the two-step selective staining was applied. The results showed that the PI, PDMS, and P2VP microphases formed triple coaxial cylinders with a hexagonal shape packed in a hexogonal array in the PS microphases, which formed the honeycomb shaped matrix.

Original languageEnglish (US)
Pages (from-to)4859-4861
Number of pages3
JournalMacromolecules
Volume35
Issue number13
DOIs
StatePublished - Jun 18 2002
Externally publishedYes

ASJC Scopus subject areas

  • Materials Chemistry
  • Polymers and Plastics
  • Inorganic Chemistry
  • Organic Chemistry

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