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Dc Electrical Conductivity Retention And Electrical Compensation Of Polyaniline By Tio2 At Higher Loading Percentages In Polyaniline@Tio2 Nanocomposites, Mohammad Mansoob Khan Dr, M. O. Ansari, S. A. Ansari, M. H. Cho Apr 2015

Dc Electrical Conductivity Retention And Electrical Compensation Of Polyaniline By Tio2 At Higher Loading Percentages In Polyaniline@Tio2 Nanocomposites, Mohammad Mansoob Khan Dr, M. O. Ansari, S. A. Ansari, M. H. Cho

Dr. Mohammad Mansoob Khan

Electrically conductive HCl-doped polyaniline Pani)@titanium dioxide (TiO2) nanocomposites were prepared by the in-situ oxidative polymerization of aniline in the presence of different amounts of TiO2 nanoparticles. The synthesized Pani@TiO2 nanocomposites were confirmed by transmission electron microscopy, X-ray diffraction, UV-visible spectroscopy, and thermogravimetric analysis. The stability of the Pani@TiO2 nanocomposites in terms of their electrical conductivity retention was examined under isothermal and cyclic aging conditions, and compared with that of pure Pani. The Pani@TiO2 nanocomposites showed higher thermal stability than pure Pani. The effect of competitive doping/de-doping by TiO2 was examined at different Pani to TiO2 weight ratios. TiO2 at a …