Effects of the processing sequence and critical interparticle distance in PA6-clay/mSEBS nanocomposites

European Polymer Journal

Volumn 44, Issue 2, 2008, Pages 287-299

  Gonzalez I ^a   Eguiazabal J I ^a   Nazabal J ^a  

^a UNIVERSITY OF THE BASQUE COUNTRY UPV EHU   (Spain)

Author keywords

A: Nanocomposites; B: Impact behaviour; E: Extrusion; Mechanical properties; Polyamide 6

Indexed keywords

ADHESION; BRITTLE FRACTURE; DUCTILE FRACTURE; ETHYLENE; EXTRUSION; MICROSTRUCTURE; PARTICLE SIZE; POLYAMIDES; STYRENE;

DUCTILE TRANSITION; EFFECTIVE REACTIONS; INTERFACIAL ADHESION; INTERPARTICLE DISTANCE;

NANOCOMPOSITES;

EID: 38549084798     PISSN: 00143057     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.eurpolymj.2007.11.027     Document Type: Article

References (83)

1. Fornes T.D., Hunter D.L., and Paul D.R. Nylon-6 nanocomposites from alkylammonium-modified clay: the role of alkyl tails on exfoliation. Macromolecules 37 5 (2004) 1793-1798
2. Hu X.B., and Lesser A.J. Effect of a silicate filler on the crystal morphology of poly(trimethylene terephthalate)/clay nanocomposites. J Polym Sci: Part B, Polym Phys 41 19 (2003) 2275-2289
3. Liu Z., Chen K., and Yan D. Nanocomposites of poly(trimethylene terephthalate) with various organoclays: morphology, mechanical and thermal properties. Polym Test 23 3 (2004) 323-331
4. Dennis H.R., Hunter D.L., Chang D., Kim S., White J.L., Cho J.W., et al. Effect of melt processing conditions on the extent of exfoliation in organoclay-based nanocomposites. Polymer 42 23 (2001) 9513-9522
5. Fornes T.D., Yoon P.J., and Paul D.R. Polymer matrix degradation and color formation in melt processed nylon 6/clay nanocomposites. Polymer 44 24 (2003) 7545-7556
6. Fornes T.D., Yoon P.J., Keskkula H., and Paul D.R. Nylon 6 nanocomposites: the effect of matrix molecular weight. Polymer 42 25 (2001) 9929-9940
7. Gain O., Espuche E., Pollet E., Alexandre M., and Dubois P. Gas barrier properties of poly(epsilon-caprolactone)/clay nanocomposites: influence of the morphology and polymer/clay interactions. J Polym Sci: Part B, Polym Phys 43 2 (2005) 205-214
8. Gianelli W., Ferrara G., Camino G., Pellegatti G., Rosenthal J., and Trombini R.C. Effect of matrix features on polypropylene layered silicate nanocomposites. Polymer 46 18 (2005) 7037-7046
9. Hu X.A., and Zhao X.Y. Effects of annealing (solid and melt) on the time evolution of polymorphic structure of PA6/silicate nanocomposites. Polymer 45 11 (2004) 3819-3825
10. Kashiwagi T., Harris R.H., Zhang X., Briber R.M., Cipriano B.H., Raghavan S.R., et al. Flame retardant mechanism of polyamide 6-clay nanocomposites. Polymer 45 3 (2004) 881-891
11. Lertwilmolnun W., and Vergnes B. Influence of compatibilizer and processing conditions on the dispersion of nanoclay in a polypropylene matrix. Polymer 46 10 (2005) 3462-3471
12. Zhu L.J., and Xanthos M. Effects of process conditions and mixing protocols on structure of extruded polypropylene nanocomposites. J Appl Polym Sci 93 4 (2004) 1891-1899
13. Yang K., and Ozisik R. Effects of processing parameters on the preparation of nylon 6 nanocomposites. Polymer 47 8 (2006) 2849-2855
14. Uribe-Arocha P., Mehler C., Puskas J.E., and Altstadt V. Effect of sample thickness on the mechanical properties of injection-molded polyamide-6 and polyamide-6 clay nanocomposites. Polymer 44 8 (2003) 2441-2446
15. Shen L., Phang I.Y., Chen L., Liu T.X., and Zeng K.Y. Nanoindentation and morphological studies on nylon 66 nanocomposites. I. Effect of clay loading. Polymer 45 10 (2004) 3341-3349
16. Wang Y., Chen F.B., and Wu K.C. Effect of the molecular weight of maleated polypropylenes on the melt compounding of polypropylene/organoclay nanocomposites. J Appl Polym Sci 97 4 (2005) 1667-1680
17. Ahn Y.C., and Paul D.R. Rubber toughening of nylon 6 nanocomposites. Polymer 47 8 (2006) 2830-2838
18. Kelnar I., Kotek J., Kapralkova L., Hromadkova J., and Kratochvil J. Effect of elastomer type and functionality on the behavior of toughened polyamide nanocomposites. J Appl Polym Sci 100 2 (2006) 1571-1576
19. Kelnar I., Kotek J., Kapralkova L., and Munteanu B.S. Polyamide nanocomposites with improved toughness. J Appl Polym Sci 96 2 (2005) 288-293
20. Tjong S.C., and Bao S.P. Impact fracture toughness of polyamide-6/montmorillonite nanocomposites toughened with a maleated styrene/ethylene butylene/styrene elastomer. J Polym Sci: Part B, Polym Phys 43 5 (2005) 585-595
21. Contreras V., Cafiero M., Da Silva S., Rosales C., Perera R., and Matos M. Characterization and tensile properties of ternary blends with PA-6 nanocomposites. Polym Eng Sci 46 8 (2006) 1111-1120
22. Lai S.M., Liao Y.C., and Chen T.W. Properties and preparation of compatibilized nylon 6 nanocomposites/ABS blends using functionlized metallocene polyolefine elastomer. I. Impact properties. J Appl Polym Sci 100 2 (2006) 1364-1371
23. González I., Eguiazabal J.I., and Nazabal J. Compatibilization level effects on the structure and mechanical properties of rubber-modified polyamide-6/clay nanocomposites. J Polym Sci: Part B, Polym Phys 43 24 (2005) 3611-3620
24. Gonzalez I., Eguiazabal J.I., and Nazabal J. Nanocomposites based on a polyamide 6/maleated styrene-butylene-co-ethylene-styrene blend: effects of clay loading on morphology and mechanical properties. Eur Polym J 42 11 (2006) 2905-2913
25. Gonzalez I., Eguiazabal J.I., and Nazabal J. Rubber-toughened polyamide 6/clay nanocomposites. Compos Sci Technol 66 11-12 (2006) 1833-1843
26. Wang K., Wang C., Li J., Su J.X., Zhang Q., Du R.N., et al. Effects of clay on phase morphology and mechanical properties in polyamide 6/EPDM-g-MA/organoclay ternary nanocomposites. Polymer 48 7 (2007) 2144-2154
27. Dasari A., Yu Z.Z., Yang M.S., Zhang Q.X., Xie X.L., and Mai Y.W. Micro- and nano-scale deformation behavior of nylon 66-based binary and ternary nanocomposites. Compos Sci Technol 66 16 (2006) 3097-3114
28. Huang J.J., Keskkula H., and Paul D.R. Rubber toughening of an amorphous polyamide by functionalized SEBS copolymers: morphology and Izod impact behavior. Polymer 45 12 (2004) 4203-4215
29. Tjong S.C., Bao S.P., and Hang G.D. Polypropylene/montmorillonite nanocomposites toughened with SEBS-g-MA: structure-property relationship. J Polym Sci: Part B, Polym Phys 43 21 (2005) 3112-3126
30. Lim J.W., Hassan A., Rahmat A.R., and Wahit M.U. Mechanical behaviour and fracture toughness evaluation of rubber toughened polypropylene nanocomposites. Plast Rubber Compos 35 1 (2006) 37-46
31. Lim J.W., Hassan A., Rahmat A.R., and Wahit M.U. Rubber-toughened polypropylene nanocomposite: effect of polyethylene octene copolymer on mechanical properties and phase morphology. J Appl Polym Sci 99 6 (2006) 3441-3450
32. Lee H.S., Fasulo P.D., Rodgers W.R., and Paul D.R. TPO based nanocomposites. Part 1. Morphology and mechanical properties. Polymer 46 25 (2005) 11673-11689
33. Lee H., Fasulo P.D., Rodgers W.R., and Paul D.R. TPO based nanocomposites. Part 2. Thermal expansion behavior. Polymer 47 10 (2006) 3528-3539
34. Wahit M.U., Hassan A., Ishak Z.A.M., Rahmat A.R., and Othman N. The effect of rubber type and rubber functionality on the morphological and mechanical properties of rubber-toughened polyamide 6/polypropylene nanocomposites. Polym J 38 8 (2006) 767-780
35. Wahit M.U., Hassan A., Rahmat A.R., and Ishak Z.A.M. Morphological and mechanical properties of rubber-toughened polyamide 6/polypropylene nanocomposites prepared by different methods of compounding. J Elast Plast 38 3 (2006) 231-247
36. Wu S.H. Phase-structure and adhesion in polymer blends - A criterion for rubber toughening. Polymer 26 12 (1985) 1855-1863
37. Liu Z.H., Wu L.X., Kwok K.W., Zhu X.G., Qi Z.N., Choy C.L., et al. Effects of interfacial adhesion on the rubber toughening of poly(vinyl chloride). Part 2. Low-speed tensile tests. Polymer 42 4 (2001) 1719-1724
38. Arostegui A., and Nazabal J. Stiffer and super-tough poly(butylene terephthalate) based blends by modification with phenoxy and maleated poly(ethylene-octene) copolymers. Polymer 44 1 (2003) 239-249
39. Arostegui A., Gaztelumendi M., and Nazabal J. Toughened poly(butylene terephthalate) by blending with a metallocenic poly(ethylene-octene) copolymer. Polymer 42 23 (2001) 9565-9574
40. Borggreve R.J.M., Gaymans R.J., Schuijer J., and Ingen Housz J.F. Brittle-tough transition in nylon-rubber blends: effect of rubber concentration and particle size. Polymer 28 9 (1987) 1489-1496
41. Jiang W., Liu C.H., Wang Z.G., An L.J., Liang H.J., Jiang B.Z., et al. Brittle-tough transition in PP/EPDM blends: effects of interparticle distance and temperature. Polymer 39 14 (1998) 3285-3288
42. Wu S. A generalized criterion for rubber toughening: the critical matrix ligament thickness. J Appl Polym Sci 35 2 (1988) 549-561
43. Kanai H., Sullivan V., and Auerbach A. J Appl Polym Sci 53 1 (1994) 527-541
44. Liu Z., Zhu X., Wu L., Li Y., Qi Z., Choy C., et al. Polymer 42 2 (2001) 737-746
45. Liu T.X., Tjiu W.W.C., He C.B., Na S.S., and Chung T.S. A processing-induced clay dispersion and its effect on the structure and properties of polyamide 6. Polym Int 53 4 (2004) 392-399
46. Russo P., Acierno D., Di Maio L., and Demma G. Thermal and mechanical characterisation of films from nylon 6/EVOH blends. Eur Polym J 35 7 (1999) 1261-1268
47. Vaia R.A., and Giannelis E.P. Polymer melt intercalation in organically-modified layered silicates: Model predictions and experiment. Macromolecules 30 25 (1997) 8000-8009
48. Lee C.H., Kim H.B., Lim S.T., Kim H.S., Kwon Y.K., and Choi H.J. Ordering behavior of layered silicate nanocomposites with a cylindrical triblock copolymer. Macromol Chem Phys 207 4 (2006) 444-455
49. Khatua B.B., Lee D.J., Kim H.Y., and Kim J.K. Effect of organoclay platelets on morphology of nylon-6 and poly(ethylene-ran-propylene) rubber blends. Macromolecules 37 7 (2004) 2454-2459
50. Mehta S., Mirabella F.M., Rufener K., and Bafna A. Thermoplastic olefin/clay nanocomposites: morphology and mechanical properties. J Appl Polym Sci 92 2 (2004) 928-936
51. Galgali G., Ramesh C., and Lele A. A rheological study on the kinetics of hybrid formation in polypropylene nanocomposites. Macromolecules 34 4 (2001) 852-858
52. Solomon M.J., Almusallam A.S., Seefeldt K.F., Somwangthanaroj A., and Varadan P. Rheology of polypropylene/clay hybrid materials. Macromolecules 34 6 (2001) 1864-1872
53. Han C.D. Multiphase Flow in Polymer Processing (1981), Academic Press, New York
54. Morgan A.B., and Harris J.D. Effects of organoclay Soxhlet extraction on mechanical properties, flammability properties and organoclay dispersion of polypropylene nanocomposites. Polymer 44 8 (2003) 2313-2320
55. Masenelli-Varlot K., Reynaud E., Vigier G., and Varlet J. Mechanical properties of clay-reinforced polyamide. J Polym Sci: Part B, Polym Phys 40 3 (2002) 272-283
56. Kim J.H., Koo C.M., Choi Y.S., Wang K.H., and Chung I.J. Preparation and characterization of polypropylene/layered silicate nanocomposites using an antioxidant. Polymer 45 22 (2004) 7719-7727
57. Chen B.Q., and Evans J.R.G. Poly(epsilon-caprolactone)-clay nanocomposites: structure and mechanical properties. Macromolecules 39 2 (2006) 747-754
58. Nam P.H., Maiti P., Okamoto M., Kotada T., Hasegawa N., and Usuki A. A hierarchical structure and properties of intercalated polypropylene/clay nanocomposites. Polymer 42 23 (2001) 9633-9640
59. Zax D.B., Yang D.K., Santos R.A., Hegemann H., Giannelis E.P., and Manias E. Dynamical heterogeneity in nanoconfined poly(styrene) chains. J Chem Phys 112 6 (2000) 2945-2951
60. Cho J.W., and Paul D.R. Nylon 6 nanocomposites by melt compounding. Polymer 42 3 (2001) 1083-1094
61. Gloaguen J.M., and Lefebvre J.M. Plastic deformation behaviour of thermoplastic/clay nanocomposites. Polymer 42 13 (2001) 5841-5847
62. Fornes T.D., Hunter D.L., and Paul D.R. Effect of sodium montmorillonite source on nylon 6/clay nanocomposites. Polymer 45 7 (2004) 2321-2331
63. Fornes T.D., and Paul D.R. Structure and properties of nanocomposites based on nylon-11 and-12 compared with those based on nylon-6. Macromolecules 37 20 (2004) 7698-7709
64. Yu Z.Z., Yan C., Yang M.S., and Mai Y.W. Mechanical and dynamic mechanical properties of nylon 66/montmorillonite nanocomposites fabricated by melt compounding. Polym Int 53 8 (2004) 1093-1098
65. Gurmendi U., Eguiazabal J.I., and Nazabal J. Structure and properties of a new polymer nanocomposite based on a poly(hydroxy ether of bisphenol A) matrix. Compos Sci Technol 66 10 (2006) 1221-1228
66. Gurmendi U., Eguiazabal J.I., and Nazabal J. Morphology and mechanical properties of polymer nanocomposites with a poly(hydroxy ether of bisphenol A) matrix. Polym Int 55 4 (2006) 399-404
67. Triacca V.J., Ziaee S., Barlow J.W., Keskkula H., and Paul D.R. Polymer 32 8 (1991) 1401-1413
68. Harada T., Carome E., Kudva R., Keskkula H., and Paul D. Polymer 40 14 (1999) 3957-3969
69. Hage E., Hale W., Keskkula H., and Paul D.R. Impact modification of poly(butylene terephthalate) by ABS materials. Polymer 38 13 (1997) 3237-3250
70. Wildes G.S., Harada T., Keskkula H., Paul D.R., Janatthanan V., and Padwa A.R. Synthesis and characterization of an amine-functional SAN for the compatibilization of PC/ABS blends. Polymer 40 11 (1999) 3069-3082
71. Chaudhry B., Hage E., and Pessan L. Effects of processing conditions on the phase morphology of PC/ABS polymer blends. J Appl Polym Sci 67 9 (1998) 1605-1613
72. Gaymans R.J. Toughening of semicrystalline thermoplastics (2000), Wiley, New York
73. Oshinski A.J., Keskkula H., and Paul D.R. Rubber toughening of polyamides with functionalized block copolymers.1. Nylon-6. Polymer 33 2 (1992) 268-283
74. Oshinski A.J., Keskkula H., and Paul D.R. The role of matrix molecular weight in rubber toughened nylon 6 blends. 1. Morphology. Polymer 37 22 (1996) 4891-4907
75. Oshinski A.J., Keskkula H., and Paul D.R. The role of matrix molecular weight in rubber toughened nylon 6 blends. 2. Room temperature Izod impact toughness. Polymer 37 22 (1996) 4909-4918
76. Oshinski A.J., Keskkula H., and Paul D.R. The role of matrix molecular weight in rubber toughened nylon 6 blends. 3. Ductile-brittle transition temperature. Polymer 37 22 (1996) 4919-4928
77. Wang K., Wang C., Li J., Su J., Zhang Q., Du R., et al. Effects of clay on phase morphology and mechanical properties in polyamide 6/EPDM-g-MA/organoclay ternary nanocomposites. Polymer 48 7 (2007) 2144-2154
78. Majumdar B., Keskkula H., and Paul D.R. Effect of extruder type on the properties and morphology of reactive blends based on polyamides. J Appl Polym Sci 54 3 (1994) 339-354
79. Borggreve R.J.M., Gaymans R.J., and Eichenwald H.M. Impact behavior of nylon rubber blends. 6. Influence of structure on voiding processes - Toughening mechanism. Polymer 30 1 (1989) 78-83
80. Liu Z.H., Zhu X.G., Wu L.X., Li Y., Qi Z.N., Choy C., et al. Effects of interfacial adhesion on the rubber toughening of poly(vinyl chloride) - Part 1. Impact tests. Polymer 42 2 (2001) 737-746
81. Borggreve R.J.M., and Gaymans R.J. Impact behavior of nylon rubber blends. 4. Effect of the coupling agent, maleic-anhydride. Polymer 30 1 (1989) 63-70
82. Jiang W., Tjong S.C., and Li R.K.Y. Brittle-tough transition in PP/EPDM blends: effects of interparticle distance and tensile deformation speed. Polymer 41 9 (2000) 3479-3482
83. Kanai H., Sullivan V., and Auerbach A. Impact modification of engineering thermoplastics. J Appl Polym Sci 53 5 (1994) 527-541