Microstructures and Electrical Properties of HPMC/PVP Polymer Blend Films Complex with Ferric Chloride (FeCl3)
Author(s) -
H. T. Ananda,
Thejas G. Urs,
Y. Prakash,
K. Hemalatha,
H. Somashekarappa,
R. Somashekar
Publication year - 2014
Publication title -
material science research india
Language(s) - English
Resource type - Journals
eISSN - 2394-0565
pISSN - 0973-3469
DOI - 10.13005/msri/110208
Subject(s) - microstructure , materials science , dopant , ferric , doping , chemical engineering , conductivity , polymer , methyl cellulose , polymer chemistry , chloride , electrical resistivity and conductivity , cellulose , composite material , chemistry , metallurgy , engineering , electrical engineering , optoelectronics
Microstructural studies on FeCl3 doped Hydroxypropyl methyl cellulose (HPMC)/Poly vinyl pyrrolidone (PVP) blend films were carried out using X-Ray diffraction studies. The XRD data revealed that the crystalline regions of the HPMC/PVP blend film decreases up to a certain percentage of FeCl3 and then increases. Electrical conductivity studies on these doped films suggest complex formation due to doping which affects microstructure and also ac conductivity of polymer films. All these results were analyzed and explained on the basis of micro structural modification of HPMC/ PVP blends as function of dopant concentration. key words: XRD, AC Conductivity, Polymer Composites
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