Disubstituted ethanes

Details Disubstituted ethanes Disubstituted ethanes

1982-01-22

1984-03-27

Gron, Teddy S.

Compositions

Radioactive compositions

Nuclear reactor fuel

2522995, 2522996, 25229961, 25229962, 25229963, 560 8, 560138, 568329, 568631, 585 20, 585 25, G02F 113, C09K 334

Patent

active

044390157

ABSTRACT:
Disubstituted ethanes of the formula ##STR1## wherein R.sup.2 is --R.sup.3, --OR.sup.3, --CO--R.sup.3, --CO--OR.sup.3 or O--CO--R.sup.3, R.sup.1 and R.sup.3 each are straight-chain alkyl of 1 to 12 carbon atoms and n is 1 or 2,
are described. Liquid crystalline mixtures comprising Compound I as well as their use in electro-optical devices also are disclosed.

REFERENCES:
patent: 4035056 (1977-07-01), Coates et al.
patent: 4062798 (1977-12-01), Boller et al.
patent: 4149413 (1979-04-01), Gray et al.
patent: 4180475 (1979-12-01), Schadt et al.
patent: 4198130 (1980-04-01), Boller et al.
patent: 4222888 (1980-09-01), Dubois et al.
patent: 4261651 (1981-04-01), Gray et al.
patent: 4357078 (1982-11-01), Carr et al.
patent: 4361494 (1982-11-01), Osman et al.
Demus, D., Nonemissive Electrooptic Displays, pp. 83-119 (1975).
Praefcke, K. et al., Chemiker-Zeitunl, vol. 104, No. 9, pp. 269-271 (1980).
Gray, G. W., "Relationship Between Chemical Structure and Properties for Low Molecular Weight Liquid Crystals," Presented at Santa Margherita Ligure, Italy (Jun. 1981).
Gray, Lecture on "Relationship Between Chemical Structure and Properties for Low Molecular Weight Liquid Crystals' at Santa Margherita Ligure, Italy (Jun., 1981) (handwritten copies of the slides).
Gray et al., Mol. Cry. Liq. Cry. 53, 147-166 (1979).

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