Liquid crystal polymers. V. Thermotropic polyesters with either dyad or triad aromatic ester mesogenic units and flexible polymethylene spacers in the main chain

Polymer Journal

Volumn 14, Issue 1, 1982, Pages 9-17

  Ober, C ^a   Jin, J I ^a,a  

^a UNIVERSITY OF MASSACHUSETTS   (United States)

Author keywords

Clearing enthalpy and entropy of thermotropic polyesters; Clearing temperatures of thermotropic polyesters; Liquid crystal polyesters; Melting enthalpy and entropy of polyesters; Melting points of aromatic polyesters; Mesogenic dyads and triads; Thermotropic polyesters

Indexed keywords

CRYSTALS, LIQUID - THERMAL PROPERTIES; MICROSCOPIC EXAMINATION; THERMOANALYSIS; THERMODYNAMICS;

DIFFERENTIAL SCANNING CALORIMETRY; THERMOTROPIC POLYESTERS;

POLYESTERS;

EID: 0019934496     PISSN: 00323896     EISSN: 13490540     Source Type: Journal    
DOI: 10.1295/polymj.14.9     Document Type: Article

References (23)

1. A. Roviello and A. Siriga, J. Polym. Sci., Polym. Lett. Ed., 13, 455 (1975).
2. A-Blumstein, K. N. Sivaramakrishnan, S. B. Clough, and R. B. Blumstein, Mol. Cryst. Liq. Cryst. (Letters), 49, 255 (1979).
3. A. C. Griffin and S. J. Havens, Mol. Cryst. Liq. Cryst. (Letters), 49, 239 (1979).
4. C. Aguilera, H. Ringsdorf, A. Scheller, and R. Zentel, IUPAC MACRO, Florence, Preprints, 3, 306 (1980)
5. P. G. de Gennes, C.R. Acad. Sci., Paris, B281, 101 (1975).
6. J-I. Jin, S. Antoun, C. Ober, and R. W. Lenz, Br. Polym. J., 132 (1980).
7. R. W. Lenz and J-I. Jim, Macromolecules, 14, 1405 (1981)
8. S. Antoun, R. W. Lenz, and J-I. Jin, J. Polym. Sci., Polym. Chem. Ed., 19, 1901 (1981).
9. M. J. S. Dewar and R. S. Goldberg, J. Org. Chem., 35 (8), 2711 (1970).
10. W. J. Jackson Jr. and H. F. Kuhfuss, J. Polym. Sci., Polym. Chem. Ed., 14, 2043 (1976).
11. R. W. Lenz and K. A. Feichtinger, Polym. Prepr. Am. Chem. Soc., Div. Polym. Chem., 20 (1), 114 (1979).
12. J. H. Wilkinson, W. E. Sprott and N. F. MacLagan, Biochem. J., 54, 16 (1953).
13. H.-W. Hasslin, M. Droescher, and G. Wegner, Makromol. Chem., 181, 301 (1980).
14. W. H. de Jeu, J. van der Veen, and W. J. A. Goossens, Solid State. Commun., 12, 405 (1973).
15. H. Stenschke, Solid State Commun., 10, 653 (1972).
16. G. W. Gray and A. Mosley, J. Chem. Soc., Perkin Trans. 2, 97 (1976).
17. G. W. Gray, J. Phys. (Paris), 36, 337 (1975).
18. G. W. Gray and K. J. Harrison, Symp. Faraday. Soc., 5, 54 (1971).
19. W. R. Young, I. Haller, and A. Aviram, Mol. Cryst. Liq. Cryst., 13, 357 (1971).
20. S. A. Haut, D. C. Schroeder, and J. P. Schroeder, J. Org. Chem., 37, 1425 (1972).
21. E. Fisher, Ber., 42, 217 (1909).
22. E. Fisher and K. Freudenberg Ann., 372, 32 (1910).
23. H. Zahn and B. Seidell, Makromol. Chem., 29, 70 (1959).