Strain hardening of various polyolefins in uniaxial elongational flow

Journal of Rheology

Volumn 47, Issue 3, 2003, Pages 619-630

  Gabriel, Claus ^a   Münstedt, Helmut ^a  

^a UNIVERSITY OF ERLANGEN NUREMBERG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

AXIAL FLOW; HEURISTIC METHODS; LASER APPLICATIONS; LIGHT SCATTERING; MOLECULAR STRUCTURE; MOLECULAR WEIGHT; SHEAR FLOW; SIZE EXCLUSION CHROMATOGRAPHY; STRAIN HARDENING; VISCOSITY;

MULTI-ANGLE LASER LIGHT SCATTERING DEVICE; POLYDISPERSITY INDEX; SHEAR-RATE VISCOSITY; UNIAXIAL ELONGATIONAL FLOW;

LINEAR LOW DENSITY POLYETHYLENES;

EID: 0037523302     PISSN: 01486055     EISSN: None     Source Type: Journal    
DOI: 10.1122/1.1567752     Document Type: Article

References (31)

1. Auhl, D., H. Münstedt, and U. Lappan, "Rheological properties of long-chain branched polypropylenes," Proceedings of the 6th European Rheology Conference, Erlangen, Germany (2002).
2. Bin Wadud, S. E., and D. G. Baird, "Shear and elongational rheology of sparsely branched metallocene-catalyzed polyethylenes," J. Rheol. 44, 1151-1167 (2000).
3. Gabriel, C., "Einfluss der molekularen Struktur auf das viskoelastische Verhalten von Poyethylenschmelzen," Dissertation, Universität Erlangen-Nürnberg, ISBN 3-8265-8909-2 (2001).
4. Gabriel, C., and H. Münstedt, "Creep recovery behavior of metallocene linear low-density polyethylenes," Rheol. Acta 38, 393-403 (1999).
5. Gabriel, C., and H. Münstedt, "Influence of long-chain branches in polyethylenes on linear viscoelastic flow properties in shear," Rheol. Acta 41, 232-244 (2001).
6. Hachmann, P., "Multiaxiale Dehnung von Polymerschmelzen," Dissertation, ETH Zürich No. 11890 (1996).
7. Hepperle, J., "Einfluß der molekularen Struktur auf rheologische Eigenschaften von Polystyrol und Polycarbonatschmelzen," Dissertation. Universität Erlangen-Nürnberg (2002).
8. Hingmann, R., and B. L. Marczinke, "Shear and elongational flow properties of polypropylene melts," J. Rheol. 38, 573-587 (1994).
9. Janzen, J., and R. H. Colby, "Diagnosing long-chain branching in polyethylenes," J. Mol. Struct. 485-486, 569-584 (1999).
10. Koch, T., "Elongational rheological investigations on high density polyethylenes," Diploma thesis, University Erlangen-Nürnberg (1997).
11. Kurzbeck, S., "Dehnrheologische Eigenschaften von Polyolefinschmelzen und Korrelation mit ihrem Verarbeitungsverhalten beim Folienblasen und Thermoformen," Dissertation, Universität Erlangen-Nürnberg (1999).
12. Kurzbeck, S., F. Oster, H. Münstedt, T. Q. Nguyen, and R. Gensler, "Rheological properties of two polypropylenes with different molecular structures," J. Rheol. 43, 359-374 (1999).
13. Langouche, F., and B. Debbaut, "Rheological characterization of a high-density polyethylene with a multimode differential viscoelastic model and numerical simulation of transient elongational recovery experiments," Rheol. Acta 38, 48-64 (1999).
14. Laun, H. M., "Orientation of macromolecules and elastic deformation in polymer melts. Influence of molecular structure on the reptation of molecules," Prog. Colloid Polym. Sci. 75, 111-139 (1987).
15. Malmberg, A., J. Liimatta, A. Lehtinen, and B. Löfgren, "Characteristics of long chain branching in ethene polymerization with single site catalysts," Macromolecules 32, 6687-6696 (1999).
16. Malmberg, A., C. Gabriel, T. Steffl, and B. Löfren, "Long-chain branching in ethene polymerization with metallocene catalysts," Proceedings of the XIIIth International Congress on Rheology, Cambridge, U.K. (2000).
17. Malmberg, A., C. Gabriel, T. Steffl, H. Münstedt, and B. Löfgren, "Long-chain branching in metallocene-catalyzed polyéthylenes investigated by low oscillatory shear and uniaxial extensional rheometry," Macromolecules 35, 1038-1048 (2002).
18. Masuda, T., K. Kitagawa, T. Inoue, and S. Onogi, "Rheological properties of anionic polystyrenes. II. Dynamic viscoelasticity of blends of narrow-distribution polystyrenes," Macromolecules 3, 116-125 (1970).
19. McLeish, T. C. B., and R. G. Larson, "Molecular constitutive equations for a class of branched polymers: The pom-pom polymer," J. Rheol. 42, 81-110 (1998).
20. Münstedt, H., "Dependence of the elongational behavior of polystyrene melts on molecular weight and molecular weight distribution," J. Rheol. 24, 847-867 (1980).
21. Münstedt, H., "Polymerschmelzen," in Fließverhalten von Stoffen und Stoffgemischen, edited by W. M. Kulicke (Hüthig und Wüpf, Basel, 1986).
22. Münstedt, H., S. Kurzbeck, and L. Egersdörfer, "Influence of molecular structure on rheological properties of polyethylenes. Part II. Elongational behavior," Rheol. Acta 37, 21-29 (1998).
23. Münstedt, H., and H. M. Laun, "Elongational properties and molecular structure of polyethylene melts," Rheol. Acta 20, 211-221 (1981).
24. Pechhold, W., W. v. Soden, and B. Stoll, "Shear compliance of polymer melts and its dependence on molecular weight," Makromol. Chem. 182, 573-581 (1981).
25. Schweizer, T. "Uniaxial elongational rheometry with little strain hardening linear polyethylene," Proceedings of the XIIIth International Congress on Rheology. Cambridge, U.K. (2000).
26. Vega, J. F., A. Santamaria, A. Munoz-Escolta, and P. Lafuente, "Small-amplitude oscillatory shear flow measurements as a tool to detect very low amounts of long-chain branching in polyethylenes," Macromolecules 31, 3639-3647 (1998).
27. Wagner, M. H., P. Ehrecke, P. Hachmann, and J. Meissner, "A constitutive analysis of unixial, equibiaxial, and planar extension of a commercial linear high-density polyethylene melt," J. Rheol. 42, 621-638 (1998).
28. Wagner, M. H., H. Bastian, P. Hachmann, J. Meissner, S. Kurzbeck, H. Münstedt, and F. Langouche, "The strain hardening behavior of linear and long-chain branched polyolefin melts in extensional flows," Rheol. Acta 39, 97-109 (2000).
29. Wasserman, S. H., and W. W. Graessley, "Prediction of linear viscoelastic response for entangled polyolefin melts from molecular weight distribution," Polym. Eng. Sci. 36, 852-861 (1996).
30. Weng, W., E. J. Markel, and A. H. Dekmezian, "Synthesis of long-chain branched propylene polymers via macromonomer incorporation," Macromol. Rapid Commun. 22, 1488-1492 (2001).
31. Wood-Adams, P. M., J. M. Dealy, A. W. deGroot, and O. D. Redwine, "Effect of molecular structure on the linear viscoelastic behavior of polyethylene," Macromolecules 33, 7489-7499 (2000).