Influence of chain extension on the compatibilization and properties of recycled poly(ethylene terephthalate)/linear low density polyethylene blends

Polymer Degradation and Stability

Volumn 94, Issue 7, 2009, Pages 1135-1141

  Zhang, Yue ^a   Guo, Weihong ^a   Zhang, Hongsheng ^a   Wu, Chifei ^a  

^a EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

Chain extension; Compatibilization; Linear low density polyethylene; Polymeric methylene diphenyl diisocyanate; Recycled poly(ethylene terephthalate)

Indexed keywords

CHAIN EXTENDERS; CHAIN EXTENSION; COMPATIBILIZATION; CRYSTALLINITY; DISPERSED PHASE; DROPLET DISPERSION; GLASS TRANSITION TEMPERATURE; HYDROXYL END GROUP; IRREGULAR STRUCTURES; ISOCYANATE GROUP; LINEAR LOW DENSITY; POLYMERIC METHYLENE DIPHENYL DIISOCYANATE; POLYMERIC METHYLENE DIPHENYL DIISOCYANATE (PMDI); REACTIVE EXTRUSIONS; RECYCLED POLY(ETHYLENE TEREPHTHALATE); SEBS-G-MA; SEM OBSERVATION;

BOND (MASONRY); COMPATIBILIZERS; ETHYLENE; GLASS TRANSITION; IMPACT STRENGTH; LINEAR LOW DENSITY POLYETHYLENES; MALEIC ANHYDRIDE; POLYMER BLENDS; POLYMERS; RECYCLING; STRENGTH OF MATERIALS; STYRENE; TENSILE STRENGTH; TERNARY SYSTEMS; THERMOPLASTICS;

POLYETHYLENE TEREPHTHALATES;

EID: 67349267043     PISSN: 01413910     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.polymdegradstab.2009.03.010     Document Type: Article

References (33)

1. Buxbaum L.H. The degradation of poly(ethylene terephthalate). Angew Chem Int Ed Eng 7 3 (1968) 182
2. Schnabel W. Polymer degradation: principles and practical applications (1981), Hanser International, Munchen, Germany
3. Grassie N., and Scott G. Polymer degradation and stabilization (1985), Cambridge University Press, Cambridge, UK
4. Cardi N., Po R., Ciannotta G., Occhiello E., Garbassi F., and Messina G. Chain extension of recycled poly(ethylene terephthalate) with 2,2′-Bis(2-oxazoline). J Appl Polym Sci 50 9 (1993) 1501-1505
5. Torres N., Robin J.J., and Boutevin B. Study of thermal and mechanical properties of virgin and recycled poly(ethylene terephthalate) before and after injection molding. Eur Polym J 36 10 (2000) 2075-2080
6. Aharoni S.M., Forbes C.E., Hammond W.B., Indenlang D.M., Mares F., O'Brien K., et al. High-temperature reactions of hydroxyl and carboxyl PET chain end groups in the presence of aromatic phosphite. J Polym Sci A Polym Chem 24 6 (1986) 1281-1296
7. Inata H., and Matsumura S. Chain extenders for polyester. II. Reactivities of carboxyl-addition-type chain extenders; bis cyclic-imino-ethers. J Appl Polym Sci 32 5 (1986) 5193-5202
8. Nascimento C.R., and Dias M.L. Poly(ethylene terephthalate) recycling with organic phosphites - I. Increase in molecular weight. J Polym Eng 20 2 (2000) 143-158
9. Incarnato L., Scarfato P., Di Maio L., and Aclerno D. Structure and rheology of recycled PET modified by reactive extrusion. Polymer 41 18 (2000) 6825-6831
10. Bikiaris D.N., and Karayannidis G.P. Chain extension of polyesters PET and PBT with two new diimidodiepoxides. II. J Polym Sci A Polym Chem 34 7 (1996) 1337-1342
11. Japon S., Boogh L., Leterrier Y., and Manson J.E. Reactive processing of poly(ethylene terephthalate) modified with multifunctional epoxy-based additives. Polymer 41 15 (2000) 5809-5818
12. Bikiaris D.N., and Karayannidis G.P. Thermomechanical analysis of chain-extended PET and PBT. J Appl Polym Sci 60 1 (1996) 55-61
13. Yang H.H., He J., and Liang B.R. Transesterification kinetics of poly(ethylene terephthalate) and poly(ethylene 2,6-naphthalate) blends with the addition of 2,2-bis(1,3-oxazoline). J Polym Sci B Polym Phys 39 21 (2001) 2607-2614
14. Haralabakopoulos A.A., Tsiourvas D., and Paleos C.M. Chain extension of poly(ethylene terephthalate) by reactive blending using diepoxides. J Appl Polym Sci 71 13 (1999) 2121-2127
15. Torres N., Robin J.J., and Boutevin B. Chemical modification of virgin and recycled poly(ethylene terephthalate) by adding of chain extenders during processing. J Appl Polym Sci 79 10 (2001) 1816-1824
16. Dijkstra AJ, Goodman I, Reid JAW. US Patent 3 533 157; 1971.
17. Xu X.F., Ding Y.F., Qian Z.Z., Wang F., Wen B., Zhou H., et al. Degradation of poly(ethylene terephthalate)/clay nanocomposites during melt extrusion: effect of clay catalysis and chain extension. Polym Degrad Stab 94 1 (2009) 113-123
18. Awaja F., and Pavel D. Injection stretch blow moulding process of reactive extruded recycled PET and virgin PET blends. Eur Polym J 41 11 (2005) 2614-2634
19. Zhou C.F., Ma J.H., Pan L.H., and Liang B. Transesterification kinetics in the reactive blends of liquid crystalline copolyesters and poly(ethylene terephthalate). Eur Polym J 38 5 (2002) 1049-1053
20. Karayannidis G.P., and Psalida E.A. Chain extension of recycled poly(ethylene terephthalate) with 2,2-(1,4-phenylene)bis(2-oxazoline). J Appl Polym Sci 77 10 (2000) 2206-2211
21. Hiroo I., and Shunichi M. Chain extenders for polyesters. III. Addition-type nitrogen-containing chain extenders reactive with hydroxyl end groups of polyesters. J Appl Polym Sci 32 4 (1986) 4581-4594
22. Aharoni SM, Masilamani D. US Patent 4 468 720; 1986.
23. Jacques B., Devaux J., Legras R., and Nield E. Reactions induced by triphenyl phosphite addition during melt mixing of poly(ethylene terephthalate)/poly(butylene terephthalate) blends: influence on polyester molecular structure and thermal behaviour. Polymer 37 7 (1996) 1189-1200
24. Zhang H.S., Yu Y.B., Guo W.H., Li B.Y., and Wu C.F. Structure and properties of compatibilized recycled poly(ethylene terephthalate)/linear low density polyethylene blends. Eur Polym J 43 8 (2007) 3662-3670
25. Zhang H.S., Zhang Y., Guo W.H., Xu D.D., and Wu C.F. Thermal properties and morphology of recycled poly(ethylene terephthalate)/maleic anhydride grafted linear low-density polyethylene blends. J Appl Polym Sci 109 6 (2008) 3546-3553
26. Saunders J.H., and Frisch K.C. Polyurethanes: chemistry and technology (1984), Interscience, New York
27. Holdsworth P.J., and Turner-jones A. The melting behaviour of heat crystallized poly(ethylene terephthalate). Polymer 12 3 (1971) 195-208
28. Cser F., Rasoul F., and Kosior E. Reversible melting of Semi-crystalline polymers frequency dependence of the reversible melting enthalpy. J Therm Anal 52 2 (1998) 293-313
29. Tan S., Su A., Li W., and Zhou E. New insight into melting and crystallization behavior in semicrystalline poly(ethylene terephthalate). J Polym Sci B Polym Phys 38 1 (2000) 53-60
30. Kong Y., and Hay J.N. Multiple melting behaviour of poly(ethylene terephthalate). Polymer 44 3 (2003) 623-633
31. Fox T.G., and Flory P.J. Second-order transition temperatures and related properties of polystyrene. I. Influence of molecular weight. J Appl Phys 21 6 (1950) 581-591
32. Fox T.G., and Flory P.J. The glass temperature and related properties of polystyrene. Influence of molecular weight. J Polym Sci A Polym Chem 14 75 (1954) 315-319
33. Aklonis J.J., and MacKnight W.J. Introduction to polymer viscoelasticity (1983), John Wiley and Sons, Inc., New York p. 62-77