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Surface study of poly(styrene-co-4-vinylphenol) and poly(styrene-co-4-vinylpyridine) blends by XPS and TOF-SIMS

  • L. Li*
  • , C. M. Chan
  • , L. T. Weng
  • , M. L. Xiang
  • , M. Jiang
  • *Corresponding author for this work

Research output: Contribution to journalConference article published in journalpeer-review

Abstract

The STVPy-72 copolymer is shown to form a polymer complex with STVPh-50 and PVPh, and to form a partial miscible blend with STVPh-22. Hydrogen bonding can induce 0.6 shift in the N is binding energy for the pyridyl units and a 0.5 eV shift in the O is binding energy for the phenol units in the complex of STVPh-50/STVPy-72. A characterization of the surface morphology of the STVPh-22/STVPy-72 blend is conducted using ToF-SIMS imaging. It is shown that the STVPh-22 and the STVPy-72 are immiscible and that two phases are present on the surface. STVPh-22 particles from a discrete phase and a mixture of STVPh-22/STVPy-72 which forms a continuous matrix.

Original languageEnglish
Pages (from-to)1173-1174
Number of pages2
JournalAmerican Chemical Society, Polymer Preprints, Division of Polymer Chemistry
Volume39
Issue number2
Publication statusPublished - Aug 1998
EventProceedings of the 1997 Boston Meeting - Boston, MA, USA
Duration: 23 Aug 199827 Aug 1998

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