Ester compound

Details Ester compound Ester compound

1986-05-05

1987-09-29

Gron, Teddy S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

2522995, 25229963, 25229965, 25229967, 350350R, 560106, 560107, 560108, 560109, C09K 1930, C09K 1932, C09K 1912, C09K 1920, C07C 6976

Patent

active

046967591

ABSTRACT:
A novel ester compound exhibiting liquid crystal phases within a broad temperature range and having a low viscosity and a high compatibility with liquid crystal compounds, and a liquid crystal composition containing the same are provided, which ester compound is expressed by the formula ##STR1## wherein X represents F or Cl; Y and Z each represent H, F or Cl and when either one of Y or Z is H, the other is F or Cl and further when X is Cl, Y and Z are not both Cl; --A-- represents a member selected from the group consisting of ##STR2## and R represents an alkyl group or an alkoxy group each of 1 to 10 carbon atoms.

REFERENCES:
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patent: 4405488 (1983-09-01), Sugimori et al.
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patent: 4526704 (1985-07-01), Petrzilka et al.
patent: 4542230 (1985-09-01), Gray et al.
patent: 4548731 (1985-10-01), Sugimori et al.
C.A. 58, 3342c (1963).
Gray, G. W., et al., Mol. Cryst. Liq. Cryst., vol. 67, No. 1-4, pp. 1-24 (1981).

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