Liquid crystal compounds having perfluoroether terminal portions

Details Liquid crystal compounds having perfluoroether terminal portions Liquid crystal compounds having perfluoroether terminal portions

1993-04-16

1995-08-01

Wu, Shean

Compositions

Liquid crystal compositions

25229961, 25229966, 544298, 568647, 568649, 359104, C09K 1952, C09K 1934, C07D23902, C07C 43247, G07F 112

Patent

active

054378125

ABSTRACT:
Fluorine-containing liquid crystal compounds are provided. The compounds comprise a fluorocarbon terminal portion having at least one catenary ether oxygen and a hydrocarbon terminal portion, the terminal portion being connected by a central core, the compounds having smectic mesophases or having latent smectic mesophases.

REFERENCES:
patent: 4367924 (1983-01-01), Clark et al.
patent: 4411494 (1983-10-01), Crossland et al.
patent: 4419664 (1983-12-01), Crossland et al.
patent: 4528562 (1985-07-01), Crossland et al.
patent: 4886619 (1989-12-01), Janulis
patent: 5051527 (1991-09-01), Suzuki et al.
patent: 5082587 (1992-01-01), Janulis
patent: 5087672 (1992-02-01), Babirad et al.
patent: 5132041 (1992-07-01), Cumming et al.
patent: 5262082 (1993-11-01), Janulis et al.
Kahn, F. J., App. Phys. Lett., vol. 22, p. 111 (1973).
Lagerwall et al; 1st International Symposium on Ferroelectric Liquid Crystals, Bordeaux-Arcachon, France, 1987.
Pelzl, G. et al., Kristall Technik, vol. 14, p. 817 (1979).
Pelzl, G. et al., Mol. Cryst. Liq. Cryst. vol. 53, p. 167 (1979).
Pelzl, G. et al., Liquis Crystals, vol. 2, p. 21 (1987).
Pelzl, G. et al., Liquid Crystals, vol. 2, p. 131 (1987).
Meyer, R. B. et al., J. Physique, vol. 36, pp. 1-69 (1975).
Clark, N. A. et al., Appl. Phys. Lett., vol. 36, p. 899 (1980).
Zaschke, H. and Stolle R, "Synthesis niedrigschmelzender, Kristallin-Flussiger Hetercyclen; 5-n-Alkyl-2-[4-n-alkanoyloxy-phenyl]pyrimidinr", Z Chem., 15, pp. 441-443 (1975).
Partridge, M. W. and Short, W. F., J. Chem. Soc., p. 390 (1947).
Arnold, Z. and Sorm F., Coll. Czech. Chem. Commun., 23, p. 452 (1958).
Reiffenarath, V. et al., "New Liquid Crystalline Compounds With Negative Dielectric Anisotrophy", Liquid Crystals, 5, pp. 159-170 (1989).
Holy, A. and Arnold Z., Coll. Czech. Chem. Commun., 38, p. 1372 (1973).
Hanack and Auchter, JACS 107 5238 (1985).
Y. Takanishi et al., "Spontaneous Formation of Quasi-Bookshelf Layer Structure in New Ferroelectric Liquid Crystals Derived from Naphthalene Ring", Mol. Cryst. Liq. Cryst., vol. 199, pp. 111-118 (1991).

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