Long-term irradiation effects on gamma-irradiated nylon 6, 12 fibers

Journal of Materials Research

Volumn 23, Issue 5, 2008, Pages 1276-1281

  Menchaca Campos, Carmina ^a   Martínez Barrera, Gonzalo ^b   Resendiz, M C ^a   Lara, V H ^c   Brostow, Witold ^d  

^a UNIVERSIDAD AUTÓNOMA DEL ESTADO DE MORELOS   (Mexico)

^b UNIVERSIDAD AUTÓNOMA DEL ESTADO DE MÉXICO   (Mexico)

^c DEPARTAMENTO DE QUÍMICA   (Mexico)

^d UNIVERSITY OF NORTH TEXAS   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CRYSTALLITE SIZE; GAMMA RAYS; MORPHOLOGY; STRUCTURE (COMPOSITION); SURFACE DEFECTS;

CHAIN SCISSION; CRYSTAL REORGANIZATION; CRYSTALLINE FIBERS;

NYLON POLYMERS;

EID: 44649193887     PISSN: 08842914     EISSN: None     Source Type: Journal    
DOI: 10.1557/jmr.2008.0152     Document Type: Article

References (35)

1. M. Dole: Chemistry and physics of radiation dosimetry, in Report of the Symposium IX (US Army Chemical Center, Adelphi, MD, 1950).
2. A. Charlesby: Cross-linking of polyethylene by pile radiation. Proc. Roy. Soc. (London) A 215, 187 (1952).
3. D. Fink: Fundamentals of Ion-irradiated Polymers (Springer; Berlin, Heidelberg, New York, 2004).
4. J.A. Giacometti and O.N. Oliveira, Jr.: Corona charging of polymers. IEEE Trans. Diel. Elec. Insul. 27, 924 (1992).
5. V. Zucolotto, J-A. He, C.J.L. Constantino, N.M. Barbosa Neto, J.J. Rodrigues, Jr., C.R. Mendonça, S.C. Zilio, L. Li, R.F. Aroca, O.N. Oliveira, Jr., and J. Kumar: Mechanisms of surface-relief gratings formation in layer-by-layer films from azodyes. Polymer 44, 6129 (2003).
6. W. Brostow and M. Jaklewicz: Tribology of a polymeric molecular composite: Effects of magnetic field orientation. J. Mater. Res. 19, 1038 (2004).
7. G.N. Patel and A. Keller: Crystallinity and the effect of ionizing radiation in polyethylene. I. Crosslinking and the crystal core. J. Polym. Sci. Phys. 13, 303 (1975).
8. H. Jenkins and A. Keller: Radiation-induced changes in physical properties of bulk polyethylene. I. Effect of crystallization conditions. J. Macromol. Sci., Phys. B 11, 301 (1975).
9. G. Ungar and A. Keller: Effect of radiation on the crystals of polyethylene and paraffins: I. Formation of the hexagonal lattice and the destruction of crystallinity in polyethylene. Polymer 21, 1273 (1980).
10. R. Hoseman, J. Loboda-Cackovic, and H. Cackovic: Affine deformation of linear polyethylene during stretching and affine transformation to the original shape in the liquid state. J. Mater. Sci. 7, 963 (1972).
11. J. Loboda-Cackovic, H. Cackovic, and R. Hoseman: Structural changes in paracrystallites of drawn polyethylene by irradiation. Colloid Polym. Sci. 252, 738 (1974).
12. M. Olivares, H. López-Valdivia, G. Vázquez-Polo, H. Carrasco, A. Álvarez-Castillo, E. Oliva, and V.M. Castaño: Studies on the effects of γ-radiation on the mechanical properties of nylon 6-12 fibers. Polym. Bull. 36, 629 (1996).
13. M. Melchiors, H. Keul, and H. Höcker: Depolymerization of Poly[(R)-3-hydroxybutyrate] to cyclic oligomers and polymerization of the cyclic trimer: an example of thermodynamic recycling. Macromolecules 29, 6442 (1996).
14. M. Olivares, H. López-Valdivia, G. Vázquez-Polo, M.A. Mondragón, R. Lima, E. Martínez, and V.M. Castaño: FT-Raman analysis of the effects of γ-radiation on nylon 6-12 filaments. Polym. Bull. 37, 221 (1996).
15. M. Olivares, M.A. Mondragón, G. Vázquez-Polo, E. Martínez, and V.M. Castaño: FT-Raman studies of semi-crystalline nylon 6, 12 filaments. Int. J. Polym. Mater. 40, 213 (1998).
16. W. Brostow, V.M. Castaño, J. Horta, and G. Martinez-Barrera: Gamma irradiation effects on impact strength and thermal properties of SBR-toughened polystyrene. Polimery 49, 9 (2004).
17. G. Martinez-Barrera, C. Menchaca, D. Pietkiewicz, and W. Brostow: Polystyrene + styrene/butadiene blends: Mechanical and morphological properties. Mater. Sci. Medziagotyra 10, 166 (2004).
18. G. Martinez-Barrera, C. Menchaca-Campos, S. Hernandez-Lopez, E. Vigueras-Santiago, and W. Brostow: Concrete reinforced with irradiated nylon fibers. J. Mater. Res. 21, 484 (2006).
19. 3: Mechanics and morphology. e-Polymers 083, 1 (2007).
20. C. Menchaca, A. Álvarez-Castillo, G. Martínez-Barrera, H. López-Valdivia, H. Carrasco, and V.M. Castaño: Mechanisms for the modification of nylon 6,12 by gamma irradiation. Int. J. Mater. Prod. Technol. 19, 521 (2003).
21. G. Alvarez, R.D. Bonett, and D.M. Guérin: Statistical inference, size distributions and peak broadening in finite crystals. Powder Diff. 2, 220 (1987).
22. R.D. Bonetto, H.R. Viturr, and A.G. Alvarez: XTL-SIZE: A computer program for crystal-size-distribution calculation from x-ray diffraction line broadening. J. Appl. Crystallogr. 23, 136 (1990).
23. H.J. Biangardi: Brill transition of polyamide 6,12. J. Macromol. Sci., Phys. B 29, 139 (1990).
24. U.W. Gedde: Polymer Physics (Springer; Berlin, New York, 2002).
25. E.F. Lucas, B.G. Soares, and E. Monteiro: Characterization of polymers (e-papers, Rio de Janeiro, 2001).
26. O. Glatter: Computation of distance distribution functions and scattering functions of models of small angle scattering experiments. Acta Phys. Aust. 52, 243 (1980).
27. O. Glatter: Convolution square root of band-limited symmetrical functions and its application to small-angle scattering data. J. Appl. Crystallogr. 14, 101 (1981).
28. J.E. Martin, J. Wilcoxon, and D. Adolf: Critical exponents for the sol-gel transition. Phys. Rev. A 36, 1803 (1987).
29. P-G. de Gennes: Introduction to Polymer Dynamics (Cambridge University Press, 1990).
30. A. Kopczynska and G.W. Ehrenstein: Polymeric surfaces and their true surface tension in solids and melts. J. Mater. Ed. 29, 325 (2007).
31. R. Komanduri, N. Chandrasekaran, and I.M. Raff: MD simulation of nanometric cutting of single crystal aluminum - Effect of crystal orientation and direction of cutting. Wear 240, 113 (2000).
32. W. Brostow, J.A. Hinze, and R. Simões: Tribological behavior of polymers simulated by molecular dynamics. J. Mater. Res. 19, 851 (2004).
33. W. Brostow and R. Simões: Tribological and mechanical behavior of polymers simulated by molecular dynamics. J. Mater. Ed. 27, 19 (2005).
34. C. Menchaca, A. Álvarez-Castillo, H. López-Valdivia, H. Carrasco, V.H. Lara, P. Bosch, and V.M. Castaño: Radiation-induced morphological changes in polyamides fibers. Int. J. Polym. Mater. 51, 769 (2002).
35. M. Rabello: Putting Additives into Polymers (Artliber, São Paulo, 2000), Chap. 10.