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Synthesis And Characterization Of Conducting Copolymers Of Carboxylic Acid Multithiophene Functionalized Monomers

Synthesis of 2-[(3-thienylcarbonyl)oxy]ethyl 3-thiophene carboxylate
(TOET), 2,3-bis-[(3-thienylcarbonyl)oxy]propyl 3-thiophene carboxylate (TOPT),
and 3-[(3-thienylcarbonyl)oxy]-2,2-bis{[(3-thienylcarbonyl)oxy]}propyl 3-
thiophene carboxylate (TOTPT), and their copolymerization either with
thiophene or pyrrole were achieved. The chemical structures of the monomers
were investigated by Nuclear Magnetic Resonance Spectroscopy (NMR) and
Fourier Transform Infrared Spectroscopy (FTIR). Electrochemical behavior of
the monomers and copolymers were studied by cyclic voltammetry (CV). The
resultant conducting copolymers were characterized via FTIR, Thermal Gravimetry Analysis (TGA), Differential Scanning Calorimetry (DSC), and
morphologies of the films were inspected by Scanning Electron Microscope
(SEM). Conductivities of the samples were measured by using four-probe
technique. The electrochromic and spectroelectrochemical properties of the
copolymers were investigated.

Identiferoai:union.ndltd.org:METU/oai:etd.lib.metu.edu.tr:http://etd.lib.metu.edu.tr/upload/1108018/index.pdf
Date01 December 2003
CreatorsBulut, Umut
ContributorsToppare, Levent
PublisherMETU
Source SetsMiddle East Technical Univ.
LanguageEnglish
Detected LanguageEnglish
TypeM.S. Thesis
Formattext/pdf
RightsTo liberate the content for public access

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