Post-crystallization and physical aging of polypropylene: Material and processing effects

Journal of Macromolecular Science - Physics

Volumn 41 B, Issue 4-6, 2002, Pages 833-849

  Gahleitner, Markus ^a   Fiebig, Joachim ^a   Wolfschwenger, Johannes ^a   Dreiling, Günter ^a   Paulik, Christian ^a  

^a BOREALIS POLYOLEFINE GMBH   (Austria)

Author keywords

Aging; Annealing; Crystallization; Polypropylene; Processing

Indexed keywords

AGING OF MATERIALS; ANNEALING; COPOLYMERS; CRYSTALLIZATION; ETHYLENE; PHASE TRANSITIONS; PLASTIC PRODUCTS;

STRUCTURAL CHANGES;

POLYPROPYLENES;

EID: 0036662332     PISSN: 00222348     EISSN: None     Source Type: Journal    
DOI: 10.1081/MB-120013068     Document Type: Conference Paper

References (26)

1. Struik, L.C.E. Physical Aging in Amorphous Polymers and Other Materials; Elsevier: Amsterdam, 1978.
2. Fiebig, J.; Gahleitner, M.; Paulik, C.; Wolfschwenger, J. Ageing of Polypropylene: Processes and Consequences. Polym. Test. 1999, 18 (4), 257-266.
3. Gahleitner, M.; Fiebig, J. Long-Term Properties and Lifetime Prediction for PP. In Polypropylene-An A to Z Reference; Karger-Kocsis, J., Ed.; Kluwer Academic: Dordrecht, 1999; 392-398.
4. Jansen, K.M.B. Measurement and Prediction of Anisotropy in Injection Moulded PP Products. Intern. Polym. Proc. 1998, 13, 309-317.
5. Gahleitner, M.; Fiebig, J.; Paulik, C.; Wolfschwenger, J.; Zuidema, H.; Dreiling, G. Processing Effects on Physical Ageing of Polypropylene. Proceedings of the 15th International PPS Conference's Hertogenbosch, NL, 1999; # 008 (CD-ROM edition).
6. Schael, G.W. A Study of Morphological and Physical Properties of Polypropylene Films. J. Appl. Polym. Sci. 1966, 10, 901-915.
7. Kapur, S.; Rogers, W. Aging of Quenched Polypropylene. J. Polym. Sci. A-2 1972, 10, 2107-2124.
8. Agarwal, J.M.K.; Schultz, J.M. The Physical Aging of Isotactic Polypropylene. Polym. Eng. Sci. 1981, 21, 776-781.
9. Vittoria, V. Investigation of the Ageing of Isotactic Polypropylene via Transport Properties. Polymer 1988, 29 (6), 1118-1123.
10. Schultz, J.M. In-Situ Small Angle Studies of Microstructural Changes in Polymers. Macromol. Chem. 1988, 15, 339-353.
11. Gezovich, D.M.; Geil, P.H. Morphology of Quenched Polypropylene. Polym. Eng. Sci. 1968, 8, 202-209.
12. Gezovich, D.M.; Geil, P.H. Deformation and Aging of Quenched Polypropylene. Polym. Eng. Sci. 1968, 8, 210-215.
13. Hsu, C.C.; Geil, P.H.; Miyaji, H.; Asai, K. Structure and Properties of Polypropylene Crystallized from the Glassy State. J. Polym. Sci. B: Polym. Phys. 1986, 24, 2379-2401.
14. Liedauer, S.; Eder, G.; Janeschitz-Kriegl, H.; Jerschow, P.; Geymayer, W.; Ingolic, E. On the Kinetics of Shear-Induced Crystallization in Polypropylene. Intern. Polym. Proc. 1993, 8 (3), 236-240.
15. Liedauer, S.; Eder, G.; Janeschitz-Kriegl, H. On the Limitations of Shear Induced Crystallization in Polypropylene Melts. Intern. Polym. Proc. 1995, 10 (3), 243-250.
16. Greco, R.; Ragosta, G. Isotactic Polypropylenes of Different Molecular Characteristics: Influence of Crystallization Conditions and Annealing on the Fracture Behaviour. J. Mater. Sci. 1988, 23, 4171-4180.
17. Read, B.E.; Dean, G.D.; Tomlins, P.E. Effects of Physical Ageing on Creep of Polypropylene. Polymer 1988, 29 (12), 2159-2169.
18. Li, J.; Shanks, R.A.; Long, Y. Isothermal Crystallization and Spherulite Structure of Partially Miscible Polypropylene-Linear Low-Density Polyethylene Blends. J. Appl. Polym. Sci. 2001, 82 (3), 628-639.
19. Gerardi, F.; Piccarolo, S.; Martorana, A.; Sapoundjieva, D. Study of the Long-Period Changes in Samples of Isotactic Poly(Propylene) Obtained by Quenching from the Melt and Subsequent Annealing at Different Temperatures. Macromol. Chem. Phys. 1997, 198, 3979-3985.
20. Macauley, N.J.; Harkin-Jones, E.M.A.; Murphy, W.R. The Influence of Nucleating Agents on the Extrusion and Thermoforming of Polypropylene. Polym. Eng. Sci. 1998, 38, 662-673.
21. Gahleitner, M.; Bachner, C.; Ratajski, E.; Rohaczek, G.; Neißl, W. Effects of the Catalyst System on the Crystallization of Polypropylene. J. Appl. Polym. Sci. 1999, 73 (12), 2507-2515.
22. Ogbonna, C.I.; Kalay, G.; Allan, P.S.; Bevis, M.J. The Self-Reinforcement of Polyolefins by Shear Controlled Orientation in Injection Molding. J. Appl. Polym. Sci. 1995, 58 (11), 2131-2135.
23. Kalay, G.; Bevis, M.J. Processing and Physical Property Relationships in Injection-Molded Isotactic Polypropylene. 1. Mechanical Properties. J. Polym. Sci. B: Polym. Phys. 1997, 35 (2), 241-263.
24. Kalay, G.; Bevis, M.J. Processing and Physical Property Relationships in Injection-Moled Isotactic Polypropylene. 2. Morphology and Crystallinity. J. Polym. Sci. B: Polym. Phys. 1997, 35 (2), 265-291.
25. Wang, Z.-G.; Hsiao, B.J.; Srinivas, S.; Brown, G.M.; Tsou, A.H.; Cheng, S.Z.D.; Stein, R.S. Phase Transformation in Quenched Mesomorphic Isotactic Polypropylene. Polymer 2001, 42, 7561-7566.
26. Marand, H.; Alizadeh, A.; Sohn, S.; Xu, J.; Farmer, R.; Prabhu, V.; Cronin, S.; Velikov, V. A Model for the Physical Aging of Semicrystalline Polymers Above TG: Secondary Crystallization Induced Constraining Effects. Proc. SPE ANTEC 2001, 59 (2), 1856-1859.