Analysis of shrinkage development of a semicrystalline polymer during injection molding

Industrial and Engineering Chemistry Research

Volumn 49, Issue 5, 2010, Pages 2469-2476

  De Santis, Felice ^a   Pantani, Roberto ^a   Speranza, Vito ^a   Titomanlio, Giuseppe ^a  

^a UNIVERSITY OF SALERNO   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

AMORPHOUS POLYMERS; CRYSTALLINITIES; DEGREE OF CRYSTALLINITY; GEOMETRIC CONSTRAINT; HOLDING PRESSURE; MATERIAL PROPERTY; SEMI-CRYSTALLINE POLYMER; STRAIN GAUGE;

CRYSTALLIZATION KINETICS; GAGES; INJECTION MOLDING; METALLIC GLASS; ORGANIC POLYMERS; PLASTIC MOLDS; SHRINKAGE;

POLYMERS;

EID: 77749268096     PISSN: 08885885     EISSN: 15205045     Source Type: Journal    
DOI: 10.1021/ie901316p     Document Type: Article

References (19)

1. Pomerleau, J.; Sanschagrin, B. Injection molding shrinkage of PP: Experimental progress. Polym. Eng. Sci. 2006, 46, 1275-1283.
2. Lotti, C.; Bretas, R. E. S. Using neural networks to predict injection molded iPP shrinkage. Annu. Tech. Conf.-Soc. Plast. Eng. 2002, 3, 3931-3935.
3. Shelesh-Nezhad, K.; Taghizadeh, A. Shrinkage behavior and mechanical performances of injection molded polypropylene/talc composites. Polym. Eng. Sci. 2007, 47, 2124-2128.
4. Titomanlio, G.; Brucato, V.; Kamal, M. R. Mechanism of Cooling Stresses Build-Up in Injection Molding of Thermoplastic Polymers. Int. Polym. Process. 1987, 1, 55-59.
5. Jansen, K. M. B.; Van Dijk, D. J.; Husselman, M. H. Effect of processing conditions on shrinkage in injection molding. Polym. Eng. Sci. 1998, 38, 838-846.
6. Titomanlio, G.; Jansen, K. M. B. In-mold shrinkage and stress prediction in injection molding. Polym. Eng. Sci. 1996, 36, 2041-2049.
7. Jansen, K. M. B.; Pantani, R.; Titomanlio, G. As molded shrinkage measurements on polystyrene injection molded products. Polym. Eng. Sci. 1998, 38, 254-264.
8. Han, S.; Wang, K. K. Shrinkage prediction for slowly-crystallizing thermoplastic polymers in injection molding. Int. Polym. Process. 1997, 12, 228-237.
9. Pontes, A. J.; Pantani, R.; Titomanlio, G.; Pouzada, A. S. Solidification criterion on shrinkage predictions for semi-crystalline injection moulded samples. Int. Polym. Process. 2000, 15, 284-290.
10. Kwon, K.; Isayev, A. I.; Kim, K. H.; van Sweden, C. Theoretical and experimental studies of anisotropic shrinkage in injection moldings of semicrystalline polymers. Polym. Eng. Sci. 2006, 46, 712-728. (Pubitemid 43798025)
11. Speranza, V.; Pantani, R.; Besana, G. B.; Titomanlio, G. Anisotropic shrinkage of injection molded polyvinylidene fluoride samples. Polym. Eng. Sci. 2007, 47, 1788-1795.
12. Pantani, R.; Titomanlio, G. Description of PVT behavior of an industrial polypropylene-EPR copolymer in process conditions. J. Appl. Polym. Sci. 2001, 81, 267-278.
13. Pantani, R.; Speranza, V.; Titomanlio, G. Relevance of crystallisation kinetics in the simulation of the injection molding process. Int. Polym. Process. 2001, 16, 61-71.
14. Pantani, R.; De Santis, F.; Brucato, V.; Titomanlio, G. Analysis of gate freeze-off time in injection molding. Polym. Eng. Sci. 2004, 44, 1-17.
15. Pantani, R.; Jansen, K. M. B.; Titomanlio, G. In-mould shrinkage measurements of PS samples with strain gages. Int. Polym. Process. 1997, 12, 396-402.
16. Titomanlio, G.; Speranza, V.; Brucato, V. On the simulation of thermoplastic injection moulding process: II. Relevance of interaction between flow and crystallization. Int. Polym. Process. 1997, 12, 45-53.
17. Pantani, R.; Speranza, V.; Titomanlio, G. Relevance of moldinduced thermal boundary conditions and cavity deformation in the simulation of injection molding. Polym. Eng. Sci. 2001, 41, 2022-2035.
18. Jansen, K. M. B.; Titomanlio, G. Effect of pressure history on shrinkage and residual stresses-injection molding with constrained shrinkage. Polym. Eng. Sci. 1996, 36, 2029-2040.
19. Acierno, S.; Pasquino, R.; Grizzuti, N. Rheological techniques for the determination of the crystallization kinetics of a polypropylene-EPR copolymer. J. Therm. Anal. Calorim. 2009, 98, 639-644.