Liquid crystalline dielectric composition

Details Liquid crystalline dielectric composition Liquid crystalline dielectric composition

1977-03-08

1978-03-07

Hunt, Brooks H.

Compositions

Liquid crystal compositions

350350, G02F 113, C09K 334

Patent

active

040779009

ABSTRACT:
A liquid crystalline dielectric composition contains 0.001-5% by weight of a monocyclic or bicyclic amino compound of the formula ##STR1## wherein R.sub.1 and R.sub.2 each are hydrogen or collectively are CH.sub.2 --(CH.sub.2 --Z--CH.sub.2).sub.p --CH.sub.2 ; X is --CH.sub.2 or --CO--; Y is --Z--CH.sub.2 --CH.sub.2 -- or ##STR2## Z is O, S, or NH; m and n are 0, 1 or 2; p is 1, 2 OR 3; OR AN ACID ADDITION SALT OR METAL SALT CHELATE COMPLEX THEREOF.

REFERENCES:
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patent: 3803050 (1974-04-01), Haas et al.
patent: 3814700 (1974-06-01), Aviram et al.
patent: 3888566 (1975-06-01), Toriyama et al.
patent: 3922067 (1975-11-01), Murao et al.
patent: 3950264 (1976-04-01), Jones, Jr.
patent: 3951845 (1976-04-01), Cole, Jr.
patent: 3956168 (1976-05-01), Hrai et al.
patent: 3963638 (1976-06-01), Bucher et al.
patent: 3979320 (1976-09-01), Ozutsumi et al.
patent: 3991241 (1976-11-01), Matsumoto et al.

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