Camphor Sulfonic Acid-hydrochloric acid codoped polyaniline/polyvinyl alcohol composite: Synthesis and characterization

Jorge Enrique Osorio-Fuente, Carlos Gómez-Yáñez, María de los Ángeles Hernández-Pérez, Fidel Pérez-Moreno

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

A complementary dopant system formed by hydrochloric and camphor sulfonic (CSA) acids was used in the in-situ synthesis of a polyaniline (PANi)/polyvinyl alcohol (PVA) composite. The conductivity measurements showed that the use of CSA either as single dopant or codopant caused a decrement up to 2 orders of magnitude on the overall conductivity as well as an improvement on thermal stability. The PANi/PVA composites were characterized by spectroscopic and thermal analysis. Conducting emeraldine salt formation was confirmed by UV-VIS and FTIR spectroscopy. Microstructure analysis was performed by SEM imaging.

Original languageEnglish
Pages (from-to)52-58
Number of pages7
JournalJournal of the Mexican Chemical Society
Volume58
Issue number1
StatePublished - 2014
Externally publishedYes

Keywords

  • Camphorsulfonic acid
  • Codoping
  • Composite
  • Polyaniline

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