Development of polypropylene-clay nanocomposite with supercritical CO 2 assisted twin screw extrusion

Korea Australia Rheology Journal

Volumn 20, Issue 4, 2008, Pages 235-243

  Hwang, Tae Yong ^a   Lee, Sang Myung ^b   Ahn, Youngjoon ^a   Lee, Jae Wook ^a  

^a Sogang University   (South Korea)

^b LG Innotek Co Ltd   (South Korea)

Author keywords

Polypropylene clay nanocomposite; Supercritical fluid; Twin screw extrusion

Indexed keywords

EID: 58149290155     PISSN: 1226119X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (26)

1. Brennecke, J. F., 1997, Solvents: molecular trees for green chemistry, Nature 389, 333-334.
2. Davis, C. H., L. J. Mathias, J. W. Gilman, D. A. Schiraldi, J. R. Shields, P. Trulove, T. E. Sutto and H. C. Delong, 2002, Effects of melt-processing conditions on the quality of poly(ethylene terephthalate) montmorillonite clay nanocomposites, J. Polym. Sci., Part B: Polym. Phys. 40, 2661-2666.
3. Fischer, H. R. and L. H. Gielgens, 1999, Nanocomposites from polymers and layered minerals, Acta Polymerica 50, 122-126.
4. Galgali, G., C. Ramesh and A. Lele, 2001, A rheological study on the kinetics of hybrid formation in polypropylene nanocomposites, Macromolecitles 34, 852-858.
5. Garcia-Leiner, M. A., 2004, Solid and melt state processing of polymers and their composites in supercritical carbon dioxide, Ph.D. Dissertation, University of Massachusetts, Amherst, MA.
6. Giannelis, E. P., 1996, Polymer layered silicate nanocom posites, Adv. Mater. 8, 29-35.
7. Gilnian, J. W., T. C. L. Kashivagi, E. P. Giannelis, E. Manias, S. Lomakin, J. D. Lichtenhan, et al. In: M. Le Bras, G. Caniino, S. Bourbigot, R. Delobel, editors. 1998, Fire retardancy of polymers. Cambridge: The Royal Society of Chemistry.
8. Ke, Y. C, C. Long, and Z. Qi, 1999, Crystallization, properties, and crystal and nanoscale morphology of PET-clay nanocomposites, J. Appl. Polym. Sci. 71, 1139-1146.
9. Kojima, Y. A., Usuki, M. Kawasumi, Y. Fukushima, A. Okada, T. Kurauchi and O. Kamigaito, 1993, Synthesis of nylon 6-clay hybrid, J. Mater. Res. 8, 1179-1184.
10. Jimenez, G., N. Ogata, H. Kawai and T. Ogihara, 1997, Structure and thermal/mechanical properties of poly (ε-caprolactone) clay blend, J. Appl. Polym. Sci. 64, 2211-2220.
11. Lan, T., P. D. Kaviratna and T. J. Pinnavaia, 1995, Mechanism of clay tactoid exfoliation in epoxy-clay nanocomposites, Chem. Mater. 7, 2144-2150.
12. Manke, C. W., E. Gulari, D. F. Mielewski and E. C. C. Lee, 2002, System and method of delaminating a layered silicate material by supercritical fluid treatment, U.S. Pat. 6,469,073 Bl.
13. Mark, J. E., 1996, Ceramic-reinforced polymers and polymer-modified ceramics, Polym. Eng. Sci. 36, 2905-2920.
14. Messersmith, P. B. and E. P. Giannelis, 1994, Synthesis and characterization of layered silicate-epoxy nanocomposites, Chem. Mater. 6, 1719-1725.
15. Messersmith, P. B. and E. P. Giannelis, 1995, Synthesis and barrier properties of poly(ε-caprolactone)-layered silicate nanocomposites, J. Polym. Sci., Part A: Polym. Chem. 33, 1047-1057.
16. Mielewski, D. E, E. C. C. Lee, C. W. Manke and E. Gulari, 2002, System and method of preparing a reinforced polymer by supercritical fluid treatment, U.S. Pat. 6,753,360 B2.
17. Novak, B. M., 1993, Hybrid nanocomposite materials - between inorganic glasses and organic polymers, Adv. Mater. 5, 422-433.
18. Ogawa, M. and K. Kuroda, 1997, Preparation of inorganic-organic nanocomposites through intercalation of organoam-monium ions into layered silicates, Bull. Chem. Soc. Jpn. 70, 2593-2618.
19. Okada, A. and A. Usuki, 1995, The chemistry of polymer-clay hybrids, Mater. Sci. Eng. C3, 109-115.
20. Schmidt, H., 1985, New type of non-crystalline solids between inorganic and organic materials, J. Non-Cryst. Solids 73, 681-691.
21. Solomon, M. J., A. S. Almusallam, K. F. Seefeldt, A. Som-wangthanaroj and P. Varadan, 2001, Rheology of polypropylene/clay hybrid materials, Macromolecules 34, 1864-1872.
22. Treece, M. A. and J. P. Oberhauser, 2007, Processing of polypropylene-clay nanocomposites: Single-screw extrusion with in-line supercritical carbon dioxide feed versus twin-screw extrusion, J: Appl Polym. Sci. 103, 884-892
23. Usuki, A., M. Kato, A. Okata and T. Kurauchi, 1997, Synthesis of polypropylene-clay hybrid, J. Appl. Polym. Sci. 63, 137-139.
24. Vaia, R. A., H. Ishii and E. P. Giannelis, 1993, Synthesis and properties of two-dimensional nanostructures by direct intercalation of polymer melts in layered silicates, Chem. Mater. 5, 1694-1696.
25. Xu, L., S. Reeder, M. Thopasridharan, J. Ren, D. A. Shipp and R. Krishnamoorti, 2005, Structure and melt rheology of polystyrene-based layered silicate nanocomposites, Nanotechnology 16(7), 514-521.
26. Zax, D. B., D.-K. Yang, R. A. Santos, H. Hegemann, E. P. Giannelis and E. Manias, 2000, Dynamical heterogeneity in nano-confined poly(styrene) chains, J. Chem. Phys. 112(6), 2945-2951.