Curing and morphology of BPA epoxy resin/LC epoxy resin PEPEB composites

Polymer - Plastics Technology and Engineering

Volumn 46, Issue 5, 2007, Pages 489-493

  Gao, Jungang ^a   Hou, Guixiang ^a   Wang, Yong ^a   Liu, Guodoug ^b  

^a HEBEI UNIVERSITY   (China)

^b HEBEI UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

Curing reaction; Epoxy resin; Liquid crystalline; Toughnes

Indexed keywords

ACTIVATION ENERGY; CURING; DIFFERENTIAL SCANNING CALORIMETRY; IMPACT STRENGTH; LIQUID CRYSTALS; MORPHOLOGY; TOUGHNESS;

BISPHENOL-A EPOXY RESIN; DIAMINO-DIPHENYLMETHANE (DDM); TORSIONAL BRAID ANALYSIS (TBA);

EPOXY RESINS;

ACTIVATION ENERGY; CURING; DIFFERENTIAL SCANNING CALORIMETRY; EPOXY RESINS; IMPACT STRENGTH; LIQUID CRYSTALS; MORPHOLOGY; TOUGHNESS;

CALORIMETRY; CURING; EPOXY RESIN; MORPHOLOGY; SCANNING ELECTRON MICROSCOPY; TEMPERATURE; TOUGHNESS;

EID: 34248175719     PISSN: 03602559     EISSN: 15256111     Source Type: Journal    
DOI: 10.1080/03602550701297186     Document Type: Article

References (25)

1. Jahromi, S., Kuipers, W.A.G., Norder, B. and Mijs, W.J. (1995) Liquid crystalline epoxide thermosets. Dynamic mechanical and thermal properties. Macromolecules, 28, pp. 2201-2211.
2. Gao, J. and Zhao, M. (2004) Curing kinetics and thermal property characterization of an o-cresol formaldehyde epoxy resin and 4,4-diaminodiphenyl ether system. J. Appl. Polym. Sci., 94, pp. 182-188.
3. Kirshenbaum, S.L. (1984) Rubber-Modified Thermoset Resins, p. 163. American Chemical Society, Washington, DC
4. Zhang, B., Tang, G., Shi, K., You, Y., Du, Z. and Huang, J. (1999) A study on the properties of epoxy resin toughened by a liquid crystal-type oligomer. J. Appl. Polym. Sci., 71, pp. 177-184.
5. Hoyle, C.E., Watanab, T. and Whitehead, J. (1994) Anisotropic network formation by photopolymerization of liquid crystal monomers in a low magnetic field. Macromolecules, 27, pp. 6581-6588.
6. Kurihara, S., Sakamoto, A. and Nonaka, T. (1999) Liquid-crystalline polymer networks: Effect of cross-linking on the stability of macroscopic molecular orientation. Macromolecules, 32, pp. 3150-3153.
7. Earls, J.D., Hefner, R.E. and Puckett, P.M. (1993) US patent
8. Giamberini, M., Amendola, E. and Carfagna, C. (1995) Liquid crystalline epoxy thermosets. Mol. Cryst. Liq. Cryst., 266, pp. 9-22.
9. Weiss, R. and Ober, C.K. (1990) Liquid Crystalline Polymers: Chemistry, Structure and Properties, American Chemical Society, Washington, DC
10. Carfagna, C., Amendola, E., Giamberini, M., Hakemi, H. and Pane, S. (1997) Liquid crystalline epoxy resins in polymer dispersed liquid crystal composites. Polym. Int., 44, pp. 465-473.
11. Barclay, G. G., Mcnamee, S. G., Ober, C. K., Papathomas, K. I. and Wang, D.W. (1992) The mechanical and magnetic alignment of liquid crystalline epoxy thermosets. J. Polym. Sci., Polym. Chem., 30, pp. 1845-1853.
12. Sue, H. J., Earls, J.D. and Hefner, R.E. (1998) Morphology of liquid crystalline epoxy composite matrices based on the diglycidyl ether of 4,4'-dihydroxy-α methylstilbene. J. Polym., 39, pp. 4707-4714.
13. Castell, P., Serra, A. and Galia, M.J. (2003) New liquid-crystalline thermosets from liquid-crystalline bisazomethynic epoxy resins with naphthylene disruptors in the central core. Polym. Sci. Polym. Chem., 41, pp. 1536-1544.
14. Jahromi, S., Lub, J. and Mol, G.N. (1994) Liquid crystalline thermosets (LCT) from diaromatic mesogenic diepoxides and aromatic diamines: synthesis and phase behaviour of model compounds and intermediate structures. Polymer, 35, pp. 622-629.
15. Gao, J., Hou, G., Wang, Y., Li, H. and Liu, Y. (2006) Curing and thermal properties of PEPEB liquid crystalline diepoxide/aromatic diamine. Polym. Plast. Tech. Eng., 45, pp. 947-952.
16. Braun, D., Cherdron, H., Kern, W. and Huan, B. (1981) Chin. Sci. Publ. Co., p. 294. Beijing
17. Boey, F.Y.C. and Qiang, W. (2000) Experimental modeling of the cure kinetics of an epoxy-hexaanhydro-4-methylphthalicanhydride (MHHPA) system. Polymer, 41, pp. 2081-2094.
18. Duswalt, A.A. (1974) The practice of obtaining kinetic data by differential scanning calorimetry. Thermochim. Acta, 8, pp. 67-68.
19. Montserrat, C., Flaqué, C., Pagés, P. and Málek, J. (1995) Effect of the crosslinking degree on curing kinetics of an epoxy-anhydride system. J. Appl. Polym. Sci., 56, pp. 1413-1421.
20. Montserrat, C., Andreu, G. and Mélek, J. (1995) Influence of the accelerator concentration on the curing reaction of an epoxy-anhydride system. Thermochim. Acta, 269270, pp. 213-229.
21. Simon, S.L. and Gillham, J.K. (1993) Cure kinetics of a thermosetting liquid dicyanate ester monomer/high-Tg polycyanurate material. J. Appl. Polym. Sci., 47, pp. 461-485.
22. Gillham, J.K. (1997) The TBA torsion pendulum: A technique for characterizing the cure and properties of thermosetting systems. Polym. Int., 44, pp. 262-276.
23. Wisanrakkit, G. and Gillham, J.K. (1990) The glass transition temperature (Tg) as an index of chemical conversion for a high-Tg amine/ epoxy system: Chemical and diffusion-controlled reaction kinetics. J. Appl. Polym. Sci., 41, pp. 2885-2929.
24. Venditti, R.A. and Gillham, J.K. (1997) A relationship between the glass transition temperature (Tg) and fractional conversion for thermosetting systems. J. Appl. Polym. Sci., 64, pp. 3-14.
25. Warner, M. (1989) Side Chain Liquid Crystal Polymers, Chapman and Hall, New York