In-situ blends of polypyrrole/poly(3,4-ethylenedioxythiopene) using vapor phase polymerization technique

Dong Ouk Kim, Pyoung Chan Lee, Soo Jung Kang, Keonsoo Jang, Jun Ho Lee, Min Ho Cho, Jae Do Nam

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

We report the In-situ blends of polypyrrole/poly(3,4-ethylenedioxythiophene) synthesized as thin-films on glass substrates using the vapor-phase polymerization (VPP) technique. The blend ratios of PPy to 3,4-ethylenedioxythiopene were controlled by adjusting the amount of liquid-phase monomers placed in the VPP chamber. ATR-FTIR spectroscopy was used to examine the composition of blends. The electrical conductivity of the PPy/PEDOT coating increased from 4 S/cm for the pristine PPy to 58 S/cm in the case of an EDOT ratio of 1.0. Color and light transmittance changes were observed. The surface roughness values increased from 2.94 nm to 16.67 nm.

Original languageEnglish
Pages (from-to)4156-4160
Number of pages5
JournalThin Solid Films
Volume517
Issue number14
DOIs
StatePublished - 29 May 2009

Keywords

  • Conducting polymer
  • Electrical conductivity
  • In-situ blend
  • PEDOT
  • Polypyrrole
  • Vapor-phase polymerization

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