Biphenyl-based diester compounds and liquid crystal compositions

Details Biphenyl-based diester compounds and liquid crystal compositions Biphenyl-based diester compounds and liquid crystal compositions

1987-04-23

1989-05-16

Terapane, John F.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

25229901, 25229966, 3503505, C07C 6976, C09K 1912, C09K 1952, G02F 113

Patent

active

048311820

ABSTRACT:
A liquid crystal compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 represent C.sub.1-18 alkyl group, alkyl halide group or aralkyl halide, R.sup.1 may be the same as or different from R.sup.2, X is selected from --COOCH.sub.2 -- or --OCO--.

REFERENCES:
patent: 3947375 (1976-03-01), Gray et al.
patent: 4576732 (1986-03-01), Isogai et al.
patent: 4592858 (1986-06-01), Higuchi et al.
patent: 4596667 (1986-06-01), Inukai et al.
patent: 4613209 (1986-09-01), Goodby et al.
patent: 4614609 (1986-09-01), Inoue et al.
Surendranath et al., Mol. Cryst. Liq. Cryst., vol. 131, pp. 1-7 (Oct. 1985).
Goodby et al., Liquid Crystals & Ordered Fluids, vol. 1, pp. 1-32 (1984).

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