Lifetime of alkyl macroradicals in irradiated ultra-high molecular weight polyethylene

Polymer Degradation and Stability

Volumn 92, Issue 8, 2007, Pages 1498-1503

  Brunella, V ^a   Bracco, P ^a   Carpentieri, I ^a   Paganini, M C ^a   Zanetti, M ^a   Costa, L ^a  

^a UNIVERSITY OF TURIN   (Italy)

Author keywords

Electron beam; EPR; Radicals; UHMWPE

Indexed keywords

ELECTRON BEAMS; FOURIER TRANSFORM INFRARED SPECTROSCOPY; MOLECULAR WEIGHT; OXYGEN; PARAMAGNETIC RESONANCE; POLYETHYLENES;

AMORPHOUS PHASE; HYDROPEROXIDES; MACRORADICALS;

FREE RADICALS;

EID: 34547433138     PISSN: 01413910     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.polymdegradstab.2007.05.005     Document Type: Article

References (23)

1. Costa L., Luda M.P., Trossarelli L., Brach del Prever E., Crova M., and Gallinaro P. Oxidation in orthopaedic UHMWPE sterilised by gamma-radiation and ethylene oxide. Biomaterials 19 (1998) 659-668
2. Bracco P., Brunella V., Luda M.P., Brach del Prever E.M., Zanetti M., and Costa L. Oxidation behaviour in prosthetic UHMWPE components sterilised with high energy radiation in a low-oxygen environment. Polym Degrad Stab 91 (2006) 2030-2038
3. Costa L., and Bracco P. Mechanism of crosslinking and oxidative degradation of UHMWPE. [chapter 11]. In: Kurtz S. (Ed). The UHMWPE handbook: ultra-high molecular weight polyethylene in total joint replacement (2004), Elsevier Academic Press, San Diego, California 235-261
4. Premnath V., Harris W., Jasty M., and Merrill E.W. Gamma sterilisation of UHMWPE articular implants: an analysis of the oxidation problem. Biomaterials 17 (1996) 1741-1753
5. Lazar M., Rychly J., Klimo V., Pelikan P., and Valko L. Free radicals in chemistry and biology (1989), CRC Press, Boca Raton, Florida [chapter 3: 43]
6. Costa L., Brunella V., Paganini M.C., Baccaro S., and Cecilia A. Radicals formation induced by gamma radiation in poly(vinyl chloride) powder. Nucl Instrum Methods Phys Res Sect B Beam Interact Mater Atoms 215 (2004) 471-478
7. Lacoste J., and Carlsson D.J. Gamma-, photo-, and thermally-initiated oxidation of linear low density polyethylene: a quantitative comparison of oxidation products. J Polym Sci Part A Polym Chem 30 (1992) 493-500
8. Carlsson D.J., Brousseau R., Zhang C., and Wiles D.M. Identification of products from polyolefine oxidation by derivation reactions. ACS Symposium Series vol. 364 (1988) 376
9. De Kock R.J., and Hol P. Infrared determination of unsaturation in polyethylene. J Polym Sci Polym Lett 2 (1964) 339
10. Brandrup J., Immergut E.H., and Grulke E.A. Polymer handbook. 4th ed. (1999), John Wiley & Sons Inc., New York p. VI/545-46
11. Mallégol J., Carlsson D.J., and Deschênes L. A comparison of phenolic antioxidant performance in HDPE at 32-80 °C. Polym Degrad Stab 73 (2001) 259-267
12. Ohnishi S.-I., Ikeda Y., Kashiwagi M., and Nitta I. Electron spin resonance studies of irradiated polymers. I. Factors affecting the electron spin resonance spectra of irradiated polymers. Polymer 2 (1961) 119-141
13. Ikada Y., Nakamura K., Ogata S., Makino K., Tajima K., Endoh N., et al. Characterization of ultrahigh molecular weight polyethylene irradiated with γ-rays and electron beams to high doses. J Polym Sci Part A Polym Chem 37 (1999) 159-168
14. Ohnishi S., Sugitomo S., and Nitta I. Electron spin resonance study of radiation oxidation of polymers. IIIA. Results for polyethylene and some general remark. J Polym Sci Part A 1 (1963) 605-623
15. Ivanov V.S. Radiation chemistry of polymers (1992), VSP, Utrecht, The Netherlands [chapter 3.3]
16. Fossey J., Lefort D., and Sorba J. Free radicals in organic chemistry (1995), Masson, Paris [chapter 4: 31-8]
17. Bracco P., Brunella V., Luda M.P., Zanetti M., and Costa L. Radiation-induced crosslinking of UHMWPE in the presence of co-agents: chemical and mechanical characterisation. Polymer 46 24 (2005) 10648-10657
18. Odian G. Principles of polymerization. 4th ed. (2004), John Wiley & Sons Inc, New York, USA p. 200
19. Jahan M.S., and McKinny K.S. Radiation-sterilization and subsequent oxidation of medical grade polyethylene: an ESR study. Nucl Instrum Methods Phys Res Sect B 151 (1999) 207-212
20. Durant J., and Jahan M.S. EPR power saturation techniques and spectral differentiation are used to isolate and simulate radical species in UHMWPE. Nucl Instrum Methods Phys Res Sect B 236 (2005) 160-165
21. Denisov E.T., and Denisova T. Handbook of antioxidants: bond dissociation energies, rate constants, activation energies, and enthalpies of reactions. 2nd ed. (1999), CRC, Baton Rouge [chapter 2: 35-7]
22. Nakamura K., Ogata S., and Ikada Y. Assessment of heat and storage conditions on γ-ray and electron beam irradiated UHMWPE by electron spin resonance. Biomaterials 19 (1998) 2341-2346
23. Gugumus F. Physico-chemical aspects of polyethylene processing in open mixers 1: review of published work. Polym Degrad Stab 66 (1999) 161-172