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RESEARCH PAPERS

The High Pressure Rheology of Mixtures

[+] Author and Article Information
Scott Bair

Center for High Pressure Rheology, George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA 30332-0405

J. Tribol 126(4), 697-702 (Nov 09, 2004) (6 pages) doi:10.1115/1.1760552 History: Received June 05, 2003; Revised February 17, 2004; Online November 09, 2004
Copyright © 2004 by ASME
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References

Bair,  S., 2002, “The High Pressure Rheology of Some Simple Model Hydrocarbons,” Proc. Inst. Mech. Eng., Part J: J. Eng. Tribol., 216, Part J, pp. 139–150.
Et-Tahir,  A., Boned,  C., Lagourette,  B., and Xans,  P., 1995, “Determination of the Viscosity of Various Hydrocarbons and Mixtures Versus Temperature and Pressure,” Int. J. Thermophys., 16(6), pp. 1309–1334.
Daugé,  P., Baylaucq,  A., and Boned,  C., 1999, “High-Pressure Viscosity Behavior of the Tridecane+1-Methylnaphthalene System,” High Temp. - High Press., 31, pp. 665–680.
Bonylaucq,  A., Boned,  C., Dauge,  P., and Lagourette,  B., 1997, “Measurements of the Viscosity and Density of Three Hydrocarbons and the Three Associated Binary Mixtures,” Int. J. Thermophys., 18(1), pp. 3–23.
Artigas,  H., Rodriguez,  V., Martin,  S., Cea,  P., and Lopez,  M. C., 2002, “Viscosities of Binary Mixtures of 2-Bromo Butane and 2-Bromo-2-Methylpropane with Isomeric Butanols,” Int. J. Thermophys., 23(6), pp. 1455–1467.
Mamagakis,  N., and Panayiotou,  C., 1989, “Excess Volume and Dynamic Viscosity of Ternary Liquid Mixtures,” Z. Phys. Chem., Neue Folge, 162, pp. 57–72.
LaFountain, A., Johnston, G. J., and Spikes, H. A., 1998, “Elastohydrodynamic Friction Behavior of Polyalphaolefin Blends,” Tribology for Energy Conservation, Dowson, et al., eds., Elsevier, pp. 465–475.
Spikes,  H. A., and Hammond,  C. J., 1981, “The Elastohydrodynamic Film Thicknesses of Binary Ester-Ether Mixtures,” ASLE Trans., 24(4), pp. 542–548.
Bair,  S., and Qureshi,  F., 2003, “The High Pressure Rheology of Polymer-Oil Solutions,” Tribol. Int., 36(8), pp. 637–645.
Lam,  Y. C., Jiang,  L., Yue,  C. Y., Tam,  K. C., and Li,  L., 2003, “Interfacial Slip Between Polymer Melts Studied by Confocal Microscopy and Rheological Measurements,” J. Rheol., 47(3), pp. 795–807.
Huppler,  J. D., Ashare,  E., and Holmes,  L. A., 1967, “Rheological Properties of Three Solutions. Part I. Non-Newtonian Viscosity, Normal Stresses, and Complex Viscosity,” Trans. Soc. Rheol., 11(2), pp. 159–167.
Van Krevelen, D. W., 1990, Properties of Polymers: Their Correlation with Chemical Structure; Their Numerical Estimation and Prediction, Third Edition, Elsevier, Amsterdam, pp. 475–486, 518.
Bair,  S., McCabe,  C., and Cummings,  P. T., 2002, “Comparison of Non-Equilibrium Molecular Dynamics with Experimental Measurements in the Nonlinear Shear-Thinning Regime,” Phys. Rev. Lett., 88(5), pp. 058302-1–058302-4.
Bair,  S., McCabe,  C., and Cummings,  P. T., 2002, “Calculation of Viscous EHL Traction for Squalane Using Molecular Simulation and Rheometry,” Tribol. Lett., 13(4), pp. 251–254.
Kioupis,  L. I., and Maginn,  E. J., 1999, “Rheology, Dynamics, and Structure of Hydrocarbon Blends: A Molecular Dynamics Study of n-Hexane/n-Hexadecane Mixtures,” Chem. Eng. J., 74, pp. 129–146.
Griest,  E. M., Webb,  W., and Schiessler,  R. W., 1958, “Effect of Pressure on Viscosity of Higher Hydrocarbons and Their Mixtures,” J. Chem. Phys., 29(4), pp. 711–721.
Bair,  S., and Kottke,  P., 2003, “Pressure-Viscosity Relationships for Elastohydrodynamics,” STLE Tribol. Trans., 46, pp. 289–295.
Bair,  S., 2001, “Measurements of Real Non-Newtonian Response for Liquid Lubricants at Moderate Pressures,” Proc. Inst. Mech. Eng., Part J: J. Eng. Tribol., 215, Part J, pp. 223–233.
Cook,  R. L., King,  H. E., Herbst,  C. A., and Herschbach,  D. R., 1994, “Pressure and Temperature Dependence of Two Glass Forming Liquids: Glycerol and Dibutyl Phthalate,” J. Chem. Phys., 100(7), pp. 5178–5189.
Paluch,  M., Dendzik,  Z., and Rzoska,  S. J., 1999, “Scaling of Viscosity Data in Low Molecular Weight Glass-Forming Liquids,” Phys. Rev. B, 60(5), pp. 2979–2982.
Bair,  S., and Winer,  W. O., 1993, “A New High-Pressure High-Shear Stress Viscometer and Results for Lubricants,” STLE Tribol. Trans., 36(4), pp. 721–725.

Figures

Grahic Jump Location
Reduced mixture viscosity versus weight fraction DOS for PAO/DOS blend
Grahic Jump Location
The viscosity of mineral oil/ester blends as a function of pressure
Grahic Jump Location
Traction measurements for the mineral oil/ester blends shown in Fig. 2
Grahic Jump Location
Mixing curves for trimethylolpropane trioleate in dibenzyl ethylbenzene. Straight lines are ideal response and curves meant as a guide to the eye.
Grahic Jump Location
Viscosities of two polybutenes with similar viscosity at 40°C and ambient pressure—one is a straight cut and one is a blend
Grahic Jump Location
Flow curves for polystyrene in dibenzyl ethylbenzene showing double shear-thinning

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