Preparation and Characterization of Stearic Acid-Modified Iron-Doped TiO2 Nanoparticles

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In this study, TiO2 nanoparticles composites were prepared by the micro emulsion method, above of all samples were characterized by FT-IR, XRD. Photo activities of Fe-TiO2, TiO2 were evaluated by degradation of oil-bearing wastewater. The results show that the photo activity of Fe-TiO2 was more than that of TiO2; the best presence of iron ion dopants in TiO2 was 0.04%. Used stearic acids as the surface modification agent, Fe-TiO2 were modified by situ surface modification. The results showed that the optimum conditions of stearic acid-Fe - TiO2 :Temperature (20°C), the modified time (45 min), the ratio modifier dosage tomagnetitemass (4%). Then we did the initial exploration of Fe-TiO2 Powder that was modified by stearic acid.

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47-51

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September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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