Electrochemical Polymerization of Thiophene and Poly (3-hexyl) thiophene, Nanocomposites with TiO2, and Corrosion Protection Behaviors

被引:5
作者
Ates, Murat [1 ,2 ]
Dolapdere, Aysegul [1 ]
机构
[1] Namik Kemal Univ, Fac Arts & Sci, Dept Chem, Tekirdag, Turkey
[2] Univ Calif Los Angeles, Dept Chem & Biochem, Los Angeles, CA 90024 USA
关键词
Al1050; Anticorrosion; Nanocomposite; Polythiophene; Poly(3-hexylthiophene); TiO2; CONDUCTING POLYMERS; FILMS; POLYTHIOPHENE; IMPEDANCE; SURFACE; STEEL;
D O I
10.1080/03602559.2015.1036450
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Thiophene, 3-hexylthiophene, and their nanocomposites with TiO2 were electropolymerized on Al1050 electrode by chronoamperometric technique. Different concentrations of thiophene and 3-hexylthiophene homopolymers and their nanocomposites with TiO2 (2% in total content) were characterized by attenuated total reflection Fourier transform infrared spectroscopy, scanning electron microscopy, energy dispersion X-ray analysis, and electrochemical impedance spectroscopy. The anticorrosion tests for homopolymers and nanocomposite films were examined on Al1050 in 3.5% NaCl solution. Poly(3-hexylthiophene)/TiO2 nanocomposite films gave the highest protection efficiency of 98% because the amount of defects was much lower than that for the poly(3-hexylthiophene), polythiophene, and polythiophene/TiO2 films.
引用
收藏
页码:1780 / 1786
页数:7
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