Compositions – Liquid crystal compositions – Containing nonsteryl liquid crystalline compound of...
Patent
1985-11-06
1988-09-13
Sutto, Anton H.
Compositions
Liquid crystal compositions
Containing nonsteryl liquid crystalline compound of...
25229901, 350505, 558416, C09K 1930, C07C12152
Patent
active
047708107
ABSTRACT:
The invention relates to a family of organic compounds of the 1(4 hydroxyphenyl)2(4' cyanophenyl) ethane ester type which have a smectic A type mesomorphic phase, to the mixture obtained from these compounds as well as the method for manufacturing the molecules of this family. The compound of the invention corresponds to the general chemical formula: ##STR1## n being between 1 and 15.
REFERENCES:
patent: 4212762 (1980-07-01), Dubois et al.
French Search Report, Jun. 28, 1985, No. FA 356 224.
Dubois Jean C.
Le Barny Pierre
Ravaux Gilles
"Thomson-CSF"
Sutto Anton H.
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