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Synthesis and properties of conducting polypyrrole, polyalkylanilines, and composites of polypyrrole and poly(2-ethylaniline)

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dc.creator Sahin, D
dc.creator Gok, A
dc.creator Sari, B
dc.date 2006-07-05T00:00:00Z
dc.date.accessioned 2021-12-03T12:05:19Z
dc.date.available 2021-12-03T12:05:19Z
dc.identifier f75f9951-708e-437f-a861-0ad764074cfb
dc.identifier 10.1002/app.23247
dc.identifier https://avesis.sdu.edu.tr/publication/details/f75f9951-708e-437f-a861-0ad764074cfb/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/95894
dc.description Conducting polymers of alkylanilines, pyrrole, and their conducting composites were synthesized by oxidation polymerization. The oxidants used were KIO3 and FeCl3 for the polyalkylanilines and polypyrrole (PPy), respectively. Among the polyalkylanilines synthesized with KIO3 salt, the highest conductivity was obtained with poly(2-ethylaniline) (P2EAn) with a value of 4.10 X 10(-5) S/cm. The highest yield was obtained with poly(N-methylaniline) with a value of 87%. We prepared the conducting composites (PFy/P2EAn and P2EAn/PPy) by changing synthesis order of P2EAn and PPy. The electrically conducting polymers were characterized by IR spectroscopy, ultraviolet-visible spectroscopy, thermogravimetric analysis, and X-ray diffraction spectroscopy. From the results, we determined that the properties of the composites were dependent on the synthesis order of the polymers. The thermal degradation temperature of PPy was observed to be higher than that of the other polymers and composites. We determined from X-ray results that the structures of the homopolymers and composites had amorphous regions (88-95%) and crystal regions (5-12%). From the Gouy balance magnetic measurements, we found that the polymers and composites were bipolaron conducting mechanisms. (c) 2006 Wiley Periodicals, Inc.
dc.language eng
dc.rights info:eu-repo/semantics/closedAccess
dc.title Synthesis and properties of conducting polypyrrole, polyalkylanilines, and composites of polypyrrole and poly(2-ethylaniline)
dc.type info:eu-repo/semantics/article


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