Nematic liquid crystal composition

Details Nematic liquid crystal composition Nematic liquid crystal composition

1987-01-16

1988-10-11

Gron, Teddy S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

2522995, 25229963, 350350R, G02F 113, C09K 1934

Patent

active

047769750

ABSTRACT:
A nematic liquid crystal composition capable of improving reduction in the threshold voltage of TN type liquid crystal display elements and the temperature dependency thereof, and a liquid crystal display element using the composition are provided, which composition comprising 10 to 80% by weight of a first component comprising at least one compound expressed by the formula ##STR1## wherein m represents 0 or 1, R.sup.1 represents F or H and R.sup.2 represents an alkyl group of 1 to 8 carbon atoms, and 10 to 40% by weight of a second component comprising at least one compound expressed by the formula ##STR2## wherein l represents 1 or 2 and R.sup.2 is as defined above.

REFERENCES:
patent: 4536321 (1985-08-01), Sugimori et al.
patent: 4581155 (1986-04-01), Goto et al.
patent: 4623477 (1986-11-01), Ogawa et al.
patent: 4640795 (1987-02-01), Ogawa et al.
patent: 4664840 (1987-05-01), Osman
Osman, M. A., et al., Mol. Cryst. Liq. Cryst., vol. 82 (Letters), pp. 331-338 (1983).

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