References
- 1. Natta, G., Pasquon, I. & Zambelli, A.J. (1962). Stereospecific Catalysts for the Head-To-Tail Polymerization of Propylene to a Crystalline Syndiotactic Polymer. J. Amer. Chem. Soc. 84(8), 1488–1490. DOI: 10.1021/ja00867a029.
- 2. Tochaceck, J., Jancar, J. & Kalfus, J. (2008). Degradation of polypropylene impact-copolymer during processing. Pol. Degrad. & Stab. 93(4), 770–775.DOI: 10.1016/j.polymdegrad-stab.2008.01.027.
- 3. Wang, X., Wang, B., Song, L., Wen, P., Tang, G. & Hu, Y. (2013). Antioxidant behavior of a novel sulfur-bearing hindered phenolic antioxidant with a high molecular weight in polypropylene. Pol. Degrad. & Stab 98(9), 1945–1951. DOI: 10.1016/j.polymdegradstab.2013.05.019.
- 4. Adams, J.H. & Goodrich, J.E. (1970). Analysis of nonvolatile oxidation products of polypropylene. II. Process degradation. J. Pol. Sci. Part A-1: Pol. Chem. 8(5), 1269–1277. DOI: 10.1002/pol.1970.150080519.
- 5. Enikö Földes & Lohmeijer, J. (1999). Relationship between chemical structure and performance of primary antioxidants in PBD. Pol. Degrad. & Stab. 66(1), 31–39. DOI: 10.1016/S0141-3910(99)00049-X.
- 6. Ritter, A. Michel, E. Schmid, M. & Affolter, S. (2005). Interlaboratory test on polymers: determination of antioxidants in polyolefins. Polymer Testing. 24(4), 498–506. DOI: 10.1016/j. polymertesting.2004.11.012.
- 7. Tertyshnaya, Y.V., Shibryaeva, L.S. & Popov, A.A. (2012). Thermooxidative degradation of blends based on poly(3-hydroxybutyrate). Russian J. Phys. Chem. B. 6(1), 38–41. DOI: 10.1134/S1990793112010149.
- 8. Oikawa, S. Nishino, K. Inoue, S. Mizutani, T. & Kawanishi, S. (1998). Oxidative DNA damage and apoptosis induced by metabolites of butylated hydroxytoluene. Biochem. Pharmacol. 56(3), 361–370. DOI: 10.1016/S0006-2952(98)00037-9.
- 9. Arvanitoyannis, I.S. & Kotsanopoulos, K.V. (2014). Migration phenomenon in food packaging. Food–package interactions, mechanisms, types of migrants, testing and relative legislation—a review. Food Bioproc. Technol. 7(1), 21–36. DOI: 10.1007/s11947-013-1106-8.
- 10. Bae, Y.M., Baek, S.Y. & Lee, S.Y. (2012). Resistance of pathogenic bacteria on the surface of stainless steel depending on attachment form and efficacy of chemical sanitizers. Internat. J. Food Microbiol. 153(3), 465–473. DOI: 10.1016/j. ijfoodmicro.2011.12.017.
- 11. Brocca, D.. Arvin, E. & K, H. (2002). Identification of organic compounds migrating from polyethylene pipelines into drinking water. Water Research. 36(15), 0-3680. DOI: 10.1016/s0043-1354(02)00084-2.
- 12. Kirschweng, Balázs., Tátraaljai, Dóra, F.E. & Pukánszky, Béla. (2015). Efficiency of curcumin, a natural antioxidant, in the processing stabilization of PE: concentration effects. Pol. Degrad. Stab. 118, 17–23. DOI: 10.1016/j.polymdegradstab.2015.04.006.
- 13. Aymes-Chodur, C., Betz, N., Legendre, B. & Yagoubi, N. (2006). Structural and physico-chemical studies on modification of polypropylene and its polyphenolic antioxidant by electron beam irradiation. Pol. Degrad. Stab. 91(4), 649–662. DOI: 10.1016/j.polymdegradstab.2005.05.013.
- 14. Riley, P.A. (2009). Free radicals in biology: oxidative stress and the effects of ionizing radiation. J. Radit. Biol. Related Stud. Phys. Chem. Med. 65(1), 27–33. DOI: 10.1080/09553009414550041.
- 15. Brewer, M.S. (2011). Natural antioxidants: sources, compounds, mechanisms of action, and potential applications. Comprehensive Rev. Food Sci. Food Safety. 10(4), 221–247. DOI: 10.1111/j.1541-4337.2011.00156.x.
- 16. Jomova, K. & Valko, M. (2014). Cheminform abstract: health protective effects of carotenoids and their interactions with other biological antioxidants. ChemInform, 70(9), 102–110. DOI: 10.1002/chin.201409280.
- 17. Greenlee, H. (2016). Natural products for cancer prevention. Semin. Onkol. Nursing. 32(3), 215. DOI: 10.1016/j. soncn.2016.06.001.
- 18. Cazzonelli, C.I. (2011). Carotenoids in nature: insights from plants and beyond. Functional Plant Biology. 38. DOI: 10.1071/FP11192.
- 19. Cerruti, P., Malinconico, M., Rychly, J., Matisova-Rychla, L. & Carfagna, C. (2009). Effect of natural antioxidants on the stability of polypropylene films. Pol. Degrad. Stab. 94(11), 2095–2100. DOI: 10.1016/j.polymdegradstab.2009.07.023.
- 20. Liebler, D.C. & Mcclure, T.D. (1996). Antioxidant reactions of β-carotene: identification of carotenoid−radical adducts. Chem. Res. Texicol. 9(1), 8–11. DOI: 10.1021/tx950151t.
- 21. Monego, D.L., Da Rosa, M.B. & do Nascimento, Paulo Cícero. (2017). Applications of computational chemistry to the study of the antiradical activity of carotenoids: a review. Food Food Chem. 217, 37–44. DOI: 10.1016/j.foodchem.2016.08.073.
- 22. Amparo López-Rubio & Lagaron, J.M. (2010). Improvement of UV stability and mechanical properties of biopolyesters through the addition of β-carotene. Pol. Degrad. Stab. 95(11), 2162–2168. DOI: 10.1016/j.polymdegradstab.2010.03.002.
- 23. Abdel-Razik, E.A. (1992). Photoinduced graft copolymerization of acrylamide onto styrene—butadiene—acrylonitrile copolymer. J. Photochem. Photobiol. A Chem. 69(1), 121–124. DOI: 10.1016/1010-6030(92)85268-Y.
- 24. Mónica Galleano, Verstraeten, S.V., Oteiza, P.I. & Fraga, C.G. (2010). Antioxidant actions of flavonoids: thermodynamic and kinetic analysis. Archi. Biochem. Biophys. 501(1), 0–30. DOI: 10.1016/j.abb.2010.04.005.
- 25. Ambrogi, V., Cerruti, P., Carfagna, C., Malinconico, M., Marturano, V. & Perrotti, M. (2011). Natural antioxidants for polypropylene stabilization. Pol. Degrad. Stab. 96(12), 2152–2158. DOI: 10.1016/j.polymdegradstab.2011.09.015.
- 26. Nanni, A. & Messori, M. (2018). A comparative study of different winemaking by-products derived additives on oxidation stability, mechanical and thermal proprieties of polypropylene. Pol. Degrad. Stab. 149, 9–18. DOI: 10.1016/j. polymdegradstab.2018.01.012.
- 27. Samper, M.D., Fages, E., Fenollar, O., Boronat, T. & Balart, R. (2013). The potential of flavonoids as natural antioxidants and UV light stabilizers for polypropylene. J. Appl. Pol. Sci. 129(4), 1707–1716. DOI: 10.1002/app.38871.
- 28. Kasprzak, M.M., Erxleben, A. & Ochocki, J. (2015). Cheminform abstract: properties and applications of flavonoid metal complexes. ChemInform. 46(29), 45853–45877. DOI: 10.1002/chin.201529267.
- 29. Elhamirad, A.H. & Zamanipoor, M.H. (2012). Thermal stability of some flavonoids and phenolic acids in sheep tallow olein. Europ. J. Lipid Sci. Technol. 114(5), 602–606. DOI: 10.1002/ejlt.201100240.
- 30. Doudin, K. Al-Malaika, S. Sheena, H.H., Tverezovskiy, V. & Fowler, P. (2016). New genre of antioxidants from renewable natural resources: synthesis and characterisation of rosemary plant-derived antioxidants and their performance in polyolefins. Pol. Degrad. Stab. 130, 126–134. DOI: 10.1016/j. polymdegradstab.2016.05.030.
- 31. Gosselink, R.J.A., Abacherli, A., Semke, H., Malherbe, R. & Nadif, A. (2004). Analytical protocols for characterisation of sulphur-free lignin. Ind. Crops. Prod. 19(3), 271–281. DOI: 10.1016/j.indcrop.2003.10.008.
- 32. Gregorová, A., Cibulková, Z. & Košíková, B. (2005). Stabilization effect of lignin in polypropylene and recycled polypropylene. Pol. Degrad. Stab. 89(3), 553–558. DOI: 10.1016/j. polymdegradstab.2005.02.007.
- 33. Peng, Y., Liu, R. & Cao, J. (2015). Characterization of surface chemistry and crystallization behavior of polypropylene composites reinforced with wood flour, cellulose, and lignin during accelerated weathering. Appl. Surf. Sci. 332, 253–259. DOI: 10.1016/j.apsusc.2015.01.147.
- 34. Park, J., Kim, K., Lee, E.J., Seo, Y.J., Lim, S.N. & Park, K. (2007). Elevated level of SUMOylated IRF-1 in tumor cells interferes with IRF-1-mediated apoptosis. Proc. Nat. Acad. Sci. 104(43), 17028–17033. DOI: 10.1073/pnas.0609852104.
- 35. Schabron, J.F. (1982). Determination of polyolefin additives by normal-phase high performance liquid chromatography following soxhlet extraction. J. Liquid Chrom. 5(7), 1269–1276. DOI: 10.1080/01483918208067586.
- 36. Arai, Y., Noto, Y., Goto, Y., Takahashi, S., Yamamoto, M. & Nishiyama, T. (2015). Study of the decomposition mechanism of pmma-type polymers by hydrogen radicals. Thin Solid Films. 575, 12–16. DOI: 10.1016/j.tsf.2014.10.021.
- 37. Kim, H.S., Quon, M.J. & Kim, J.A. (2014). New insights into the mechanisms of polyphenols beyond antioxidant properties; lessons from the green tea polyphenol, epigallocatechin 3-gallate. Redox Biol. 2, 187–195. DOI: 10.1016/j. redox.2013.12.022.