Thursday, April 5, 2012

India - Corrosion Research - Eco-friendly Corrosion Inhibitor from Artemisia pallens ( (Tamil: தவனம்)

A comprehensive study on crude methanolic extract of Artemisia pallens (Asteraceae) and its active component as effective corrosion inhibitors of mild steel in acid solution

Subhadra Garaia, , , Saraswati Garaib, Parasuraman Jaisankarb, J.K. Singhc, Adirajan Elangod

a Materials Science and Technology Division, CSIR - National Metallurgical Laboratory, Jamshedpur-831007, India

b Chemistry Division, CSIR - Indian Institute of Chemical Biology, Jadavpur, Kolkata-700032, India

c Corrosion & Surface Engineering Division, CSIR - National Metallurgical Laboratory, Jamshedpur-831007, India

d School of Environmental Studies, Jadavpur University, Jadavpur, Kolkata – 700032, India


► Arbutin, an active principle from Artemisia pallens as corrosion inhibitor. ► Inhibition performance ascertained by weight loss, potentiodynamic polarization. ► Mechanism of activity determined by EIS, XPS, FTIR, SEM and Raman spectroscopy. ► Inhibition efficiency found 98% (crude extract), 93% (arbutin) at 400 mg l-1.

Article Source: Corrosion Science
Publication Date: April 2012

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