Comparative study of solvent effect on the electrochemical deposition of polythiophene and polybithiophene

T. K.S. Wong*, X. Hu

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

Thin films of polythiophene and polybithiophene have been deposited by electrochemical polymerization onto indium tin oxide substrates using two different aprotic organic solvents: acetonitrile and benzonitrile. It was observed that when benzonitrile is used as supporting solvent, the initial deposit is always discontinuous and uniform thin layers could not be obtained. When acetonitrile is the solvent, the deposited layer is continuous. However, both the optical and mechanical properties of the polymer film are inferior. The difference is especially pronounced for thiophene monomers. Characterization results suggest a greater degree of polymerization in benzonitrile solvent.

Original languageEnglish
Pages (from-to)191-196
Number of pages6
JournalMaterials Research Society Symposium - Proceedings
Volume600
Publication statusPublished - 2000
Externally publishedYes
EventThe 1999 MRS Fall Meeting- Symposium Electroactive Polymers - Boston, MA, USA
Duration: Dec 29 1999 → …

ASJC Scopus Subject Areas

  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering

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