Numerical investigation of nucleating-agent-enhanced heterogeneous nucleation

Industrial and Engineering Chemistry Research

Volumn 49, Issue 24, 2010, Pages 12783-12792

  Wang, C ^a   Leung, S N ^a   Bussmann, M ^a   Zhai, W T ^a   Park, C B ^a  

^a UNIVERSITY OF TORONTO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

CELL DENSITY; CRITICAL PARAMETER; FOAM MORPHOLOGY; FOAMING PROCESS; HETEROGENEOUS NUCLEATION; LOCAL FLOW FIELD; NUCLEATING AGENTS; NUMERICAL INVESTIGATIONS; POLYMER-GAS SOLUTION; POLYMERIC FOAMING; PRESSURE FLUCTUATION; PRESSURE PROFILES; STRESS FIELD; THEORETICAL STUDY; UNDERLYING MECHANISM; UNIFORM PRESSURE;

NUMERICAL ANALYSIS; POLYMER MELTS; POLYPROPYLENES;

NUCLEATION;

EID: 78650124856     PISSN: 08885885     EISSN: 15205045     Source Type: Journal    
DOI: 10.1021/ie1017207     Document Type: Article

References (26)

1. Lee, S. T. Shear Effects on Thermoplastic Foam Nucleation Polym. Eng. Sci. 1993, 33, 418
2. Leung, S.; Park, C. B.; Li, H. Numerical Simulation of Polymeric Foaming Processes Using a Modified Nucleation Theory Plast., Rubber Compos. 2006, 35, 93
3. Han, J. H.; Han, C. D. A Study of Bubble Nucleation in a Mixture of Molten Polymer and Volatile Liquid in a Shear Flow Field Polym. Eng. Sci. 1988, 28, 1616
4. Turnbull, D.; Vonnegut, B. Nucleation Catalysis Ind. Eng. Chem. 1952, 44, 1292
5. Fletcher, N. H. Size Effect in Heterogeneous Nucleation J. Chem. Phys. 1958, 29, 572
6. Fletcher, N. H. J. Chem. Phys. 1959, 31, 1136
7. Cole, R. Boiling Nucleation Adv. Heat Trans. 1974, 10, 85
8. Lee, J. G.; Flumerfelt, R. W. A Refined Approach to Bubble Nucleation and Polymer Foam Processing: Dissolved Gas and Cluster Size Effects J. Colloid Interface Sci. 1996, 184, 335
9. Shafi, M. A.; Joshi, K.; Flumerfelt, R. W. Bubble Size Distributions in Freely Expanded Polymer Foams Chem. Eng. Sci. 1997, 52, 635
10. Joshi, K.; Lee, J. G.; Shafi, M.; Flumerfelt, R. W. Prediction of Cellular Structure in Free Expansion of Viscoelastic Media J. App. Polym. Sci. 1998, 67, 1353
11. Shimoda, M.; Tsujimura, I.; Tanigaki, M.; Ohshima; Polymeric, M. Foaming Simulation for Extrusion Processes J. Cell. Plast. 2001, 37, 517
12. Mao, D.; Edwards, J. R.; Harvey, A. Prediction of Foam Growth and its. Nucleation in Free and Limited Expansion Chem. Eng. Sci. 2006, 61, 1836
13. Gibbs, J. W. On the Equiilibrium of Heterogeneous Substances Sci. Pap. J. Willard Gibbs 1961, 1, 337
14. Blander, M.; Katz, J. L. Bubble Nucleation in Liquids AIChE J. 1975, 21, 833
15. Chen, L.; Sheth, H.; Wang, X. Effects of Shear Stress and Pressure Drop Rate on Microcellular Foaming Process J. Cell. Plast. 2001, 37, 353
16. Han, J. H.; Han, C. D. Bubble Nucleation in Polymeric Liquids. II. Theoretical Considerations J. Polym. Sci., Part B: Polym. Phys. 1990, 28, 743
17. Gao, C. Y.; Zhou, N. Q.; Peng, X. F.; Zhang, P. Optimized Polystyrene Cell Morphology by Orthogonal Superposition of Oscillatory Shear Polym. Plast. Tech. Eng. 2006, 45, 1025
18. Guo, M. C.; Peng, Y. C. Study of Shear Nucleation Theory in Continuous Microcellular Foam Extrusion Polym. Test. 2003, 22, 705
19. Leung, S. N.; Wong, A.; Park, C. B. A New Interpretation to the Talc-Enhanced Polymeric Foaming Process SPE, ANTEC, Tech. Pap. 2009, 0190
20. Okamoto, M.; Nam, P. H.; Maiti, P.; Kotaka, T.; Nakayama, T.; Takada, M.; Ohshima, M.; Usuki, A.; Hasegawa, N.; Okamoto, H. Biaxial Flow-Induced Alignment of Silicate Layers in Polypropylene/Clay Nanocomposite Foam Nano Lett. 2001, 1, 503
21. Sussman, M.; Fatemi, E. An Efficient Interface Preserving Level Set Redistancing Algorithm and its Application to Interfacial Incompressible Fluid Flow Journal of Scientific Computing 1990, 20, 1165
22. Lakehal, D.; Meier, M.; Fulgosi, M. Interface Tracking Towards the Direct Simulation of Heat and Mass Transfer in Multiphase Flows Int. J. Heat Fluid Flow. 2002, 23, 242
23. Salih, O. U.; Gretar, T. A Front-Tracking Method for Viscous, Incompressible, Multi-Fluid Flows J. Comput. Phys. 1992, 100, 25
24. Blom, F. J. Considerations on the Spring Analogy Int. J. Numer. Methods Fluids 2000, 32, 647
25. Minev, P.; Ethier, C. A Characteristic/Finite Element Algorithm for Time Dependent 3-D Advection-Dominated Transport Using Unstructured Grids Journal of Computer Methods in Applied Mechanics and Engineering 2003, 192, 1281
26. Wang, J.; Park, C. B.; James, D. Effect of Die Land Length on Die Pressure During Foam Extrusion-Part I Experimental Observations SPE, ANTEC, Tech. Pap. 2007