The effect of FeF 3/TiF 3 catalysts on the thermal and tribological performance of plain oil ZDDP under extreme pressure loading

Wear

Volumn 278-279, Issue , 2012, Pages 9-17

  Nehme, Gabi N ^a  

^a UNIVERSITY OF BALAMAND   (Lebanon)

Author keywords

Catalyst; SEM; Surface finish; TEM; Wear; XPS

Indexed keywords

ANTI-WEAR; ANTIWEAR ADDITIVE; COATING MATERIAL; COMPLEX PRODUCTS; DISPERSANTS; ENGINE LUBRICANTS; EXTREME PRESSURE; FRICTION AND WEAR PERFORMANCE; HERTZIAN CONTACT PRESSURES; IRON FLUORIDES; OIL ADDITIVE; ROTATIONAL SPEED; SURFACE FINISH; SURFACE FINISHES; THERMAL TESTS; TITANIUM FLUORIDE; TRIBOFILMS; TRIBOLOGICAL PERFORMANCE; TRIBOLOGICAL TESTS;

CATALYSTS; COATINGS; FINISHING; FRICTION; OPTIMIZATION; PHOSPHORUS; PITTING; SCANNING ELECTRON MICROSCOPY; THERMOGRAVIMETRIC ANALYSIS; TITANIUM; TRANSMISSION ELECTRON MICROSCOPY; WEAR OF MATERIALS; WEAR RESISTANCE; X RAY PHOTOELECTRON SPECTROSCOPY;

TRIBOLOGY;

EID: 84857195293     PISSN: 00431648     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.wear.2011.11.004     Document Type: Article

References (21)

1. Somayaji A., Mourhatch R., Aswath P.B. Nanoscale mechanical properties of in-situ tribofilms generated from ZDDP and F-ZDDP with and without antioxidants. Journal of Nanoscience and Nanotechnology 2007, 7:1-13.
2. Huq M.Z., Aswath P.B., Elsenbaumer R.L. TEM studies of anti-wear films/wear particles generated under boundary conditions lubrication. Tribology International 2007, 40(1):111-116.
3. Elsenbaumer R.L., Aswath P.B., Nehme G., et al. High performance lubricants and coatings by catalyzed PTFE modification of the metal surfaces. European Coating Conference: Smart Coatings II 2003, 1-10. University of Texas at Arlington and Platinum Research Cooperation, Sponsored by Vincentz Verlag KG.
4. Nehme G. Interaction of fluorinated catalyst with plain ZDDP oil and commercial oil using 2rpm cycles testing and DOE analysis under extreme boundary lubrication. Proceeding of IJTC2010, STLE/ASME International Joint Tribology Conference 2010, IJTC-2010-paper # 41044.
5. Nehme G., Mourhatch R., Aswath P.B. Effect of contact load and lubricant volume on the properties of tribofilms formed under boundary lubrication, in fully formulated oil. Wear 2010, 268(March (9-10)):1129-1147.
6. Fan K., Li J., Ma H., Wu H., Ren T., Kasrai M., Bancroft G.M. Tribological characteristics of ashless dithiocarbamate derivatives and their combinations with ZDDP as additives in mineral oil. Tribology International 2008, 41:1226-1231.
7. Zhang J., Zhang Z., Liu W., Xue Q. The tribological behaviors of 2-mercaptobenzoxazole derivatives as additives in liquid paraffin. Wear 1998, 219:184-187.
8. Pereira G., Munoz-Paniagua D., Lachenwitzer A., Kasrai M., Norton P.R., Weston Capehart T., Perry T.A., Cheng Y.-T. A variable temperature mechanical analysis of ZDDP-derived antiwear films formed on 52100 steel. Wear 2010, 262:4619-4670.
9. Tung S.C., McMillan M.L. Automotive tribology overview of current advances and challenges for the future. Tribology International 2004, 37(7):517-536.
10. Kim B., Mourhatch R., Aswath P.B. Properties of tribofilms formed with ashless dithiophosphate and zinc dithiophosphate under extreme pressure conditions. Wear 2010, 268(February (3-4)):579-591.
11. Rounds F.G. Additive interactions and their effect on the performance of zinc dialkyl dithiophosphate. ASLE Transactions 1978, 21:91-101.
12. Ramakumar S.S.V., Rao A.M., Srivastava S.P. Studies on additive-additive interactions: formulation of crankcase oil towards rationalization. Wear 1992, 156:101-120.
13. Smith G.C. Surface analytical science and automotive lubrication. Journal of Physics D-Applied Physics 2000, 33:R187-R197.
14. Willermet P.A., Dailey D.P., Carter R.O., Schmitz P.J., Zhu W., Bell J.C., et al. The composition of lubricant-derived surface layers formed in a lubricated cam tappet contact. II. Effects of adding overbased detergent and dispersant to simple ZDDP solution. Tribology International 1995, 28:163-175.
15. Y. Yasuda, M. Kano, Y. Mabuchi, S. Abou, Research on Diamond Like-Carbon Coatings for low-Friction Valve Lifter, SAE Paper, 2003, 2003-01-1101.
16. Haque T., Morina A., Neville A. Influence of friction modifier and antiwear additives on the tribological performance of a non-hydrogenated DLC coating. Surface and Coatings Technology 2010, 204(24):4001-4011.
17. Koskinen J., Tapper U., Andersson P., Varjus S., Kolehmainen J., Tervakangas S., Buss W. Friction reduction by texturing of DLC coatings sliding against steel under oil lubrication. Surface and Coatings Technology 2010, 204(24):3794-3797.
18. Parekh K., Aswath P.B. Synthesis of fluorinated ZDDP. Proceeding of IJTC2006, STLE/ASME International Joint Tribology Conference 2006.
19. G. Nehme, Performance Testing and Analysis of Anti-Wear Additives in Engine Oil for Reducing Phosphorus Content and Improving Tail Pipe Emissions, University of Texas at Arlington, Ph.D. Dissertation, 2004.
20. Archard J.F., Cowking E.W. Elastohydrodynamic lubrication at point contacts. Proceedings of Institution of Mechanical Engineers 1965-1966, 180(3B):47-56.
21. Hamrock B.J., Dowson D. Isothermal elastohydrodynamic lubrication of point contacts. Journal of Lubrication Technology, Transactions ASME 1977, 99 Ser F:15-23.