Tribochemical Transformation of Nano TiO₂ to Ilmenite on the Surface of Wearing Steel Parts: Antiwear Action of Nano TiO₂ as an Additive in Engine Oil

References

• Papay, A. G. (1998), “Antiwear and Extreme-Pressure Additives in Lubricants,” (Lubrication Science, 10, pp 209–224.
   Google Scholar
• Spikes, H. (2008), “Low- and Zero-Sulphated Ash, Phosphorus and Sulphur Anti-Wear Additives for Engine Oils,” (Lubrication Science, 20, pp 103–136.
   Web of Science ®Google Scholar
• Brown, J. R., Adams, P. E., Carrick, V. A., Dohner, B. R., Abraham, W. D., Vilardo, J. S., Lange. R. M., and Mosier, P. (2010), “Titanium Compounds and Complexes as Additivies,” U.S. Patent 7,727,943B2.
   Google Scholar
• Kumar, A., Nagar, S. C., Naithani, K. P., Rai, M. M., and Bhatnagar, A. K. (2001), “Titanium Complex Grease Composition including Performance Additives and Process for Preparation Thereof,” U.S. Patent 6,172,012B1.
   Google Scholar
• Lam, W. Y., Guinther, G. H., and Esche, C. K., Jr. (2007), “Titanium Containing Lubricating Oil Composition,” U.S. Patent Application 0132274A1.
   Google Scholar
• Guinther, G. H. and Loper, J. T. (2008), “Additives and Lubricant Formulations for Improved Catalyst Performance,” U.S. Patent Application 0280796A1.
   Google Scholar
• Mathur, N. C. and Guevremont, J. M. (2009), “Methods for Making Titanium Containing Lubricant Additive,” European Patent Application 2135925A1.
   Google Scholar
• Lam, W. Y. and Loper, J. T. (2007), “Titanium Containing Lubricating Oil Composition,” U.S. Patent Application 0111908A1.
   Google Scholar
• Guinther, G. H. (2008), “Titanium Containing Lubricating Oil Composition,” U.S. Patent Application 0139429A1.
   Google Scholar
• Carrick, V. A. (2010), “Titanium Compounds and Complexes as Additives in Lubricants,” U.S. Patent Application 0199943A1.
   Google Scholar
• Derevjanik, T. S., Scinto, P. T., Galic-Raguz, M., and Wilson, D. (2009), “Titanium Compounds and Complexes as Additives in Lubricants,” WO2009/042590 A1.
   Google Scholar
• Lam, W. Y. and Allen, G. (2008), “Lubricating Oil Composition for Improved Oxidation, Viscosity Increase, Oil Consumption and Piston Deposit Control,” U.S. Patent 0236538 A1.
   Google Scholar
• Bhalla, G., Yamaguchi, E. S., and Tsang, M. H. (2012), “Lubricating Oil Compositions Containing Titanium Complexes,” U.S. Patent Application 0309654 A1.
   Google Scholar
• Guevremont, J. M., Guinther, G. H., Szemenyei, D., Devlin, M. T., Jao, T., Jaye, C., Woicik, J., and Fischer, D. A. (2008), “Enhancement of Engine Oil Wear and Friction Control Performance through Titanium Additive Chemistry,” (Tribology Transactions, 51, pp 324–331, and references therein.
   Web of Science ®Google Scholar
• Xue, Q., Liu, W., and Zhang, Z. (1997), “Friction and Wear Properties of Surface Modified TiO2 Nanoparticles as an Additive in Liquid Paraffin,” (Wear, 213, pp 29–32.
   Google Scholar
• Ye, W., Cheng, T., Ye, Q., Guo, X., Zhang, Z., and Dang, H. (2003), “Preparation and Tribological Properties of Tetrafluorobenzoic Acid Modified TiO2 Nanoparticles as Lubricant Additives,” (Materials Science and Engineering A, 359, pp 82–85.
   Web of Science ®Google Scholar
• Chen, J. (2010), “Tribological Properties of Polytetrafluoroethylene, Nano-Titanium Dioxide and Nano-Silicon Dioxide as Additives in Mixed Oil–Based Titanium Complex Grease,” (Tribology Letters, 38, pp 217–224.
   Web of Science ®Google Scholar
• Verma, A., Jiang, W., Abu Safe, H. H., Brown, W. D., and Malshe, A. P. (2008), “Tribological Behavior of Deagglomerated Active Inorganic Nanoparticles for Advanced Lubrication,” (Tribology Transactions, 51, pp 673–678.
   Web of Science ®Google Scholar
• Sun, L., Tao, X., Zhao, Y., and Zhang, Z. (2010), “Synthesis and Tribology Properties of Stearate-Coated Ag Nanoparticles,” (Tribology Transactions, 53, pp 174–178.
   Web of Science ®Google Scholar
• Zhang, L., Chen, L., Wan, H., Chen, J., and Zhou, H. (2011), “Synthesis and Tribological Properties of Stearic Acid–Modified Anatase (TiO2) Nanoparticles,” (Tribology Letters, 41, pp 409–416.
   Web of Science ®Google Scholar
• Arumugam, S. and Sriram, G. (2013), “Preliminary Study of Nano- and Microscale TiO2 Additives on Tribological Behavior of Chemically Modified Rapeseed Oil,” (Tribology Transactions, 56, pp 797–805.
   Web of Science ®Google Scholar
• Nag, M., Basak, P., and Manorama, S. V. (2007), “Low-Temperature Hydrothermal Synthesis of Phase Pure Rutile Titania Nanocrystals: Time Temperature Tuning of Morphology and Photocatalytic Activity,” (Materials Research Bulletin, 42, pp 1691–1704.
   Web of Science ®Google Scholar
• Nag, M., Guin, D., Basak, P., and Manorama, S. V. (2008), “Influence of Morphology and Surface Characteristics on the Photocatalytic Activity of Rutile Titania Nanocrystals,” (Materials Research Bulletin, 43, pp 3270–3285.
   Web of Science ®Google Scholar
• Olivares, M., Zuluaga, M. C., Ortega, L. A., Murelaga, X., Alonso-Olazabal, A., Urteaga, M., Amundaray, L., Alonso-Martin, I., and Etxebarria, N. (2010), “Characterization of Fine Wall and Eggshell Roman Pottery by Raman Spectroscopy,” (Journal of Raman Spectroscopy, 41, pp 1543–1549.
   Web of Science ®Google Scholar
• Sharma, Y. K., Kharkwal, M., Uma, S., and Nagarajan, R. (2009), “Synthesis and Characterization of Titanates of the Formula MTiO3 (M = Mn, Fe, Co, Ni and Cd) by Co-Precipitation of Mixed Metal Oxalates,” (Polyhedron, 28, pp 579–585.
   Web of Science ®Google Scholar
• Origlieri, M. (1983), “Ilmenite R060149,” http://rruff.info/R060149
   Google Scholar