참고문헌
- J. Salamone, "Polymetric Materials", ed. by C. D. Eisenbach, p. 6957, Boca Raton, New York, 1996.
- P. J. Collings, "Liquid crystals" ,ed. by P. J. Collings, P. 3, Princeton University Press, 1990.
- P. J. Collings, M. Hird, "Introduction to Liquid crystals" , Taylor & Francis Ltd, London, 1997.
- J. I. Jin, S. Antoun, C. Ober, and R. W. Lenz, "Thermotropic Liquid Crystalline Polyesters with Rigid or Flexible Spacer Groups", Polym. J., 12, 132 (1980).
-
T. Uryu, and T. Kato, "Solid-State Cross polarization/Magic Angle Spinning
$^{13}C$ NMR Study of Thermotropic Aromatic Polyester Containing a Flexible Spacer in The Main Chin" , Macromolecules, 21, 378 (1988). https://doi.org/10.1021/ma00180a015 - H. S. Lee, W. H. Jung, W. N. Kim, and J. C. Hyun, "Properties of Blends of Polycarbonate and Thermotropic Liquid Crystalline Polymer", Polymer (Korea), 29, 813 (1996).
- W. Mormann and M. Brahm, "Polymers from Multfunctional Isocyanates", Macromolecules, 24, 1096 (1991). https://doi.org/10.1021/ma00005a019
- P. Penczek, K. C. Frisch, B. Szczepaniak, and E. Rudnik, "Synthesis and Properties of Liquid Crystalline Polyurethanes", J. Polym. Sci., Part A: Polym. Chem., 31, 1211 (1993). https://doi.org/10.1002/pola.1993.080310517
-
C. H. Lin, J. F. Kuo, and C. Y. Chen, "Synthesis and mesomorphism of thermotropic liquid crystalline polyurethanes based on meta-diisocyanates with 4,4'-bis(
$\omega$ -hydroxyalkoxy) biphenyls", European polymer journal, 36, 1183 (2000). https://doi.org/10.1016/S0014-3057(99)00164-0 - K. Iimura, N. Koide, H. Tanabe, and M. Takeda, "Syntheses of Thermotropic Liquid Crystalline Polymers", Makrmol. Chem., 182, 2569 (1981). https://doi.org/10.1002/macp.1981.021821005
- M. Tanaka, and T. Nakaya, "Liquid crystalline Polyurethanes" , Makromol. Chem., 187, 2345 (1986). https://doi.org/10.1002/macp.1986.021871005
- P. J. Stenhouse, E. M. Valles, S. W. Kantor, and W. J. MacKnight, "Thermal and Rheological Properties of a Liquid-Crystalline polyurethane", Macromolecules, 22, 1467 (1989). https://doi.org/10.1021/ma00193a077
-
J. B. Lee, T. Kato, T. Yoshida, and T. Uryu, "Synthesis and Liquid Crystalline Properties of Thermotropic Polyurethanes Prepared from 1,4-Diisocyanates and 4,4'-Bis(
$\omega$ -hydroxyalkoxy) biphenyls" , Macromolecules, 26, 4989 (1993). https://doi.org/10.1021/ma00071a001 -
J. B. Lee, T. Kato, S. Ujiie, K. Iimura, and T. Uryu, "Thermotropic Polyurethanes Prepared from 2,5-Tolylene Diisocyanates and 1,4-Bis(
$\omega$ -hydroxyalkoxy)benzenes Containing No Mesogenic Unit", Macromolecules, 28, 2165 (1995). https://doi.org/10.1021/ma00111a010 - D. J. Lee, J. B. Lee, N. Koide, E. Akiyama, and T. Uryu, "Liquid Crystallinity of Thermotropic Para-Type Home-and Copolyurethanes containing Biphenylene Mesogen and Their Blends", Macromolecules, 31, 975 (1998). https://doi.org/10.1021/ma970866y
- H. M. Jeong, J. B. Lee, S. Y. Lee, and B. K. Kim, "Shape Memory Polyurethane Containing Mesogenic Moiety", J. of Materials Sci., 35, 279 (2000). https://doi.org/10.1023/A:1004728814128
- J. B. Lee, "Thermal Properties of Liquid-Crystalline Polyurethanes Containing Biphenylene Mesogenic Unit", J. Ind. Eng. Chem., 6, 338 (2000).
- J. B. Lee, "The Effect of Substituents on the Liquid Crystalline Behavior of Polyurethanes", J. Korean Ind. Eng. Chem., 12, 649 (2001).
-
J. B. Lee, "Synthesis and Properties of Biphenylene Mesogen Containing 4,4'-bis(
$\omega$ -hydroxyalkoxy)biphenyls", J. Korean Ind. Eng. Chem., 13, 654 (2002). - J. B. Lee, K. Y. Lee, B. C. Kang, and D. J. Lee, "Synthesis and Characterization of Thermotropic Liquid Crystalline polyurethanes" , Elast. Compos., 44, 329 (2009).