Ester-azoxy compounds

Details Ester-azoxy compounds Ester-azoxy compounds

1983-10-11

1985-05-21

Gron, Teddy S.

Compositions

Radioactive compositions

Nuclear reactor fuel

2522995, 25229963, 25229964, 25229968, 534566, 350350S, C09K 334, G02F 113, C07C10500

Patent

active

045182264

ABSTRACT:
Ester-azoxy compounds represented by the general formula: ##STR1## wherein R and R' are straight-chain alkyl groups having one to eight carbon atoms are provided. When added to a twisted nematic-type liquid crystal composition, the liquid crystal temperature range is increased.

REFERENCES:
patent: 3773747 (1973-11-01), Steinstrasser
patent: 4002670 (1977-01-01), Steinstrasser
patent: 4009934 (1977-02-01), Goodwin et al.
patent: 4113647 (1978-09-01), Coates et al.
patent: 4293434 (1981-10-01), Deutscher et al.
C.A., vol. 92:47674n (1980).
Gray, G. W., et al., Mol. Cryst. Liq. Cryst., vol. 53, pp. 147-166 (1979).
Hochapfel, A., et al., Mol. Cryst. Liq. Cryst., vol. 37, pp. 109-119 (1976).
de Jeu, W. H., et al., Philips Res. Repts., vol. 27, pp. 172-185 (1972).
Demus, D. et al., Flussige Kristalle in Tabellen, Veb Deutscher Verlag, Leipzig, pp. 170-172 (1974).

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