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Thermal, spectroscopic and electrical transport pro perties of processable poly(aniline-co-alkylaniline) copolymers

IR@NPL: CSIR-National Physical Laboratory, New Delhi

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Title Thermal, spectroscopic and electrical transport pro perties of processable poly(aniline-co-alkylaniline) copolymers
 
Creator Saini , Parveen
Bhandari, Hema
Choudhary, Veena
Dhawan , S. K.
 
Subject Engineering
Materials Science
 
Description Aniline has been copolymerized in the presence of s ubstituted anilines as comonomers to prepare conduc ting copolymers of poly(aniline-co-alkylaniline) type, v ia the chemical oxidative polymerization route. The ir thermal stabilities and conductivities are slightly less than pure poly aniline but processabilities have been improved sig nificantly. These copolymers exhibit improved solubility in organic s olvents like 1-methyl-2-pyrrolidone (NMP), dimethyl sulpohxide (DMSO), and dimethyl formamide (DMF). Conduction me chanism has been found to be 3-D VRH in case of pur e HCl- doped polyaniline and 1-D VRH for copolymers. Coati ng of these polymers on insulating surfaces can be used for ESD protection and corrosion prevention of iron and mil d steel under hostile conditions.
 
Publisher NISCAIR-CSIR
 
Date 2008-12
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://npl.csircentral.net/2296/1/277.pdf
Saini , Parveen and Bhandari, Hema and Choudhary, Veena and Dhawan , S. K. (2008) Thermal, spectroscopic and electrical transport pro perties of processable poly(aniline-co-alkylaniline) copolymers. Indian Journal of Engineering & Materials Sciences, 15. 497-504 . ISSN 0975-1017
 
Relation http://npl.csircentral.net/2296/