Polypropylene Glycol-Silver Nanoparticle Composites: A Novel Anticorrosion Material for Aluminum in Acid Medium

作者: Moses M. Solomon , Saviour A. Umoren , Aniekemeabasi U. Israel , Eno E. Ebenso

DOI: 10.1007/S11665-015-1716-6

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摘要: Admixture of polypropylene glycol and 1 mM AgNO3 together with natural honey as reducing stabilizing agent was employed to prepare in situ glycol/silver nanoparticle (PPG/AgNPs) composite. The prepared PPG/AgNPs composite characterized by UV-Vis spectroscopy, FTIR, XRD, EDS, while the morphology Ag nanoparticles obtained TEM. TEM results revealed that were spherical shape. anticorrosion property examined electrochemical, weight loss, SEM, water contact angle measurements. Results show are effective retarding dissolution Al an acid-induced corrosive environment. Inhibition efficiency increased increasing concentration but decreased temperature. Potentiodynamic polarization functions a mixed-type corrosion inhibitor. adsorption onto surface found follow El-Awady et al. isotherm model. confirmed films surface.

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