Changes of crystallinity and spherulite morphology in isotactic polypropylene after rolling and heat treatment

Journal of University of Science and Technology Beijing: Mineral Metallurgy Materials (Eng Ed)

Volumn 15, Issue 4, 2008, Pages 514-520

  Jia, Juan ^a,b   Mao, Weimin ^a   Raabe, Dierk ^b  

^a UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING   (China)

^b MAX PLANCK INSTITUT FÜR EISENFORSCHUNG GMBH   (Germany)

Author keywords

crystallinity; heat treatment; isotactic polypropylene (iPP); rolling; spherulites; X ray diffraction

Indexed keywords

CRYSTALLINE MATERIALS; DEFORMATION; DIFFRACTION; HEAT TREATING FURNACES; HEAT TREATMENT; RECRYSTALLIZATION (METALLURGY); THERMOPLASTICS; X RAY ANALYSIS; X RAY DIFFRACTION;

CRYSTALLINE LAMELLAS; CRYSTALLINITY; ISOTACTIC POLYPROPYLENE (IPP); POLARIZED MICROSCOPIES; RECRYSTALLIZATION; SPHERULITE MORPHOLOGIES; SPHERULITES; WIDE ANGLES;

POLYPROPYLENES;

EID: 58149197750     PISSN: 10058850     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1005-8850(08)60097-3     Document Type: Article

References (18)

1. Oleinik E.F. Plasticity of semicrystalline flexible-chain polymers at the microscopic and mesoscopic levels. Polym. Sci. Ser. C. 45 (2003) 17
2. Busico V., and Cipullo R. Microstructure of polypropylene. Prog. Polym. Sci. 26 (2001) 443
3. Lin L., and Argon A.S. Structure and plastic deformation of polyethylene. J. Mater. Sci. 29 (1994) 294
4. Raabe D. Mesoscale simulation of spherulite growth during polymer crystallization by use of a cellular automaton. Acta Mater. 52 (2004) 2653
5. Ma D.Z., Li X.Q., Zhang R.Y., Hong K.L., and Luo X.L. Characteristics of structure of impact copolymers of polypropylene with low ethylene contents. Chin. J. Polym. Sci. 12 2 (1994) 70
6. Galeski A. Strength and toughness of crystalline polymer systems. Prog. Polym. Sci. 28 (2003) 1643
7. Dasari A., Rohrmann J., and Misra R.D.K. Microstructural evolution during tensile deformation of polypropylenes. Mater. Sci. Eng. A 351 (2003) 200
8. Dasari A., Rohrmann J., and Misra R.D.K. Surface microstructural modification and fracture behavior of tensile deformed polypropylene with different percentage crystallinity. Mater. Sci. Eng. A 360 (2003) 237
9. Machado G., Denardin E.L.G., Kinast E.J., Gonçalves M.C., de Luca M.A., Teixeira S.R., and Samios D. Crystalline properties and morphological changes in plastically deformed isotactic polypropylene evaluated by X-ray diffraction and transmission electron microscopy. Eur. Polym. J. 41 (2005) 129
10. Lima M.F.S., Vasconcellos M.A.Z., and Samios D. Crystallinity changes in plastically deformed isotactic polypropylene evaluated by X-ray diffraction and differential scanning calorimetry methods. J. Polym. Sci. Part B 40 (2002) 896
11. Davies R.J., Zafeiropoulos N.E., Schneider K., Roth S.V., Burghammer M., Riekel C., Kotek J.C., and Stamm M. The use of synchrotron X-ray scattering coupled with in situ mechanical testing for studying deformation and structural change in isotactic polypropylene. Colloid Polym. Sci. 282 (2004) 854
12. Jia J., and Raabe D. Evolution of crystallinity and of crystallographic orientation in isotactic polypropylene during rolling and heat treatment. Eur. Polym. J. 42 (2006) 1755
13. Jia J., Raabe D., and Mao W.M. Texture and crystallinity evolution in isotactic polypropylene induced by rolling and their influence on mechanical properties. Chin. J. Polym. Sci 24 (2006) 403
14. Men Y.F., Rieger J., and Strobl G. Role of the entangled amorphous network in tensile deformation of semicrystalline polymers. Phys. Rev. Lett. 91 (2003) 1-095502
15. Men Y.F., and Strobl G. Critical Strains in poly(β-caprolactone) and blends with poly(vinyl methyl ether) and poly(styrene-co-acrylonitrile). Macromolecules 36 (2003) 1889
16. Hiss R., Hobeika S., Lynn C., and Strobl G. Network stretching, slip processes, and fragmentation of crystallites during uniaxial drawing of polyethylene and related copolymers. A Comparative Study. Macromolecules 32 (1999) 4390
17. Wu J., and Schultz J.M. Calculation of mesophase percentage of polymer fibers from 2D wide-angle X-ray scattering patterns. Polymer 43 (2002) 6695
18. Ajji A., Guevremont J., Cole K.C., and Dumoulin M.M. Orientation and structure of drawn poly(ethylene terephthalate). Polymer 37 (1996) 3707