Phase boundary calculations for solutions of a polydisperse polymer

AIChE Journal

Volumn 47, Issue 5, 2001, Pages 1219-1225

  Koak, Naveen ^a,b   Heidemann, Robert A ^a  

^a UNIVERSITY OF CALGARY   (Canada)

^b Hyprotech Ltd   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

NONLINEAR EQUATIONS; SOLUTIONS; SOLVENTS; THERMODYNAMICS;

PHASE BOUNDARY CALCULATIONS;

POLYMERS;

ETHYLENE; POLYETHYLENE; POLYMER; SOLVENT;

BOUNDARY CONDITIONS; EQUILIBRIUM; MATHEMATICAL ANALYSIS; MIXTURE; POLYMER; SOLVENT; THERMODYNAMICS;

ARTICLE; CALCULATION; DISPERSION; ISOTHERM; MATHEMATICAL COMPUTING; NONLINEAR SYSTEM; THERMODYNAMICS;

EID: 0038503663     PISSN: 00011541     EISSN: None     Source Type: Journal    
DOI: 10.1002/aic.690470528     Document Type: Article

References (19)

1. De Loos, Th. W., "Fluid Phase Equilibrium in Systems of Linear Polyethylene and Ethylene," PhD Thesis, Technical Univ. of Delft, Delft, The Netherlands (1981).
2. De Loos, Th. W., W. Poot, and G. A. M. Diepen, "Fluid Phase Equilibria in the System Polyethylene + Ethylene. 1. Systems of Linear Polyethylene + Ethylene at High Pressure," Macromolecules, 16, 111 (1983a).
3. De Loos, Th. W., R. N. Lichtenthaler, and G. A. M. Diepen, "Fluid Phase Equilibria in the System Polyethylene + Ethylene. 2. Calculation of Cloud Point Curves for Systems of Linear Polyethylene + Ethylene," Macromol., 16, 117 (1983b).
4. Heidemann, R. A., and N. Koak, Letter to the Editor, AIChE J., 41, 737 (1995).
5. Kennis, H. A. J., "The Influence of Nitrogen on the Phase Behavior of the System n-Hexane/Linear High Density Polyethylene," PhD Thesis, Technical Univ. of Delft, The Netherlands (1988).
6. Kennis, H. A. J., Th. W. de Loos, J. de Swaan Arons, R. Van Der Haegen, and L. A. Kleintjens, "The Influence of Nitrogen on the Liquid-Liquid Phase Behavior of the System n-Hexane-Polyethylene: Experimental Results and Predictions with the Mean-Field Lattice-Gas Model," Chem. Eng. Sci., 45, 1875 (1990).
7. Kiszka, M. B., M. A. Meilchen, and M. A. McHugh, "Modeling High-Pressure Gas-Polymer Mixtures Using the Sanchez-Lacombe Equation of State," J. Appl. Poly. Sci., 36, 583 (1988).
8. Kleintjens, L. A., "The Influence of Nitrogen on the Liquid-Liquid Phase Behavior of the System n-Hexane-Polyethylene: Experimental Results and Predictions with the Mean-Field Lattice-Gas Model," Chem Eng. Sci., 45, 1875 (1990).
9. Kleintjens, L. A., and R. Koningsveld, "Liquid-Liquid Phase Separation in Multicomponent Polymer Systems. XIX. Mean Field Lattice-Gas Treatment of the System n-Alkane/Linear-Polyethylene," Colloid Poly. Sci., 258, 711 (1980).
10. Koak, N., and R. A. Heidemann, "Polymer-Solvent Phase Behavior Near the Solvent Vapor Pressure," Ind. Eng. Chem. Res., 35, 4301 (1996).
11. Koak, N., R. M. Visser, and Th. W. de Loos, "High-Pressure Phase Behavior of Some Polymer-Solvent Systems," Int. Conf. on Fluid Properties and Phase Equilibria for Chemical Process Design, The Netherlands (1998).
12. Koningsveld, R., and L. A. Kleintjens, "Liquid-Liquid Phase Separation in Multicomponent Polymer Systems: X. Concentration Dependence of the Pair Interaction Parameter in the System Cyclohexane-Polystyrene," Macromolecules, 4, 637 (1971).
13. Lansing, W. D., and E. O. Kraemer, "Molecular Weight Analysis of Mixtures by Sedimentation Equilibrium in the Svedberg Ultracentrifuge," J. Amer. Chem. Soc., 57, 1369 (1935).
14. Michelsen, M. L., "Calculation of Phase Envelopes and Critical Points for Multicomponent Mixtures," Fluid Phase Equilib., 4, 1 (1980).
15. Nghiem, L. X., and Y.-K. Li, "Computation of Multiphase Equilibrium Phenomena with an Equation of State," Fluid Phase Equilib., 17, 77 (1984).
16. Sanchez, I. C., and R. H. Lacombe, "An Elementary Molecular Theory of Classical Fluids. Pure Fluids," J. Phys. Chem., 80, 2352 (1976).
17. Sanchez, I. C., and R. H. Lacombe, "Statistical Thermodynamics of Polymer Solutions," Macromolecules, 11, 1145 (1978).
18. Schulz, G. V., "Uber die Kinetik der Kettenpolymerisation," Z. Phys. Chem., B, 43, 25 (1939).
19. Solc, K., "Cloud Point Curves of Polymer Solutions," Macromolecules, 3, 665 (1970).