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Corrosion protection of iron by benzoate doped polyaniline containing coatings

IR@CECRI: CSIR-Central Electrochemical Research Institute, Karaikudi

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Title Corrosion protection of iron by benzoate doped polyaniline containing coatings
 
Creator Kamaraj, K.
Sathiyanarayanan, S.
Muthukrishnan, S.
Venkatachari, G.
 
Subject Corrosion Protection
Corrosion Science and Engineering
 
Description Polyaniline containing organic coatings based on vinyl and acrylic resins are found to protect iron in acid and neutral media. Since dopants play an important role in forming salts with iron, a study has been made on the effect of benzoate doped polyaniline on the corrosion protection of iron by polyaniline–vinyl coatings in acid and neutral media. EIS studies have been made on the corrosion protection performance of vinyl coating on steel with 1% polyaniline in 0.1N HCl and 3%NaCl up to 100 days of exposure. It has been found that benzoate doped polyaniline containing coating has found to offer more protection in neutral media than that in acidic media due to passivating ability of benzoate ions in neutral solution, along with iron–polyaniline complex.
 
Publisher Elsevier
 
Date 2009
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://cecri.csircentral.net/1182/1/176-2009.pdf
Kamaraj, K. and Sathiyanarayanan, S. and Muthukrishnan, S. and Venkatachari, G. (2009) Corrosion protection of iron by benzoate doped polyaniline containing coatings. Progress in Organic Coatings, 64 (4). pp. 460-465. ISSN 0021-8995
 
Relation http://cecri.csircentral.net/1182/