Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1976-01-07
1978-09-05
Torrence, Dolph H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
252299, 260404, 260408, 260465D, 350350, 560108, 560141, C07C 6976, C07C 6992
Patent
active
041122399
ABSTRACT:
The present invention relates to a family of substances which, in different temperature ranges, exhibit smectic or nematic properties of mesomorphism. Their general formula is: ##STR1## where R designates one of the three radicals:
REFERENCES:
patent: 3622619 (1971-11-01), Schoenewalt et al.
patent: 3660372 (1972-05-01), Schoenewalt et al.
patent: 3772389 (1973-11-01), Lowrance, Jr.
patent: 3947375 (1976-03-01), Gray et al.
patent: 3951846 (1976-04-01), Gavrilovic
patent: 3952046 (1976-04-01), Scherrer et al.
Savoy, Chemical Abstracts, vol. 42, 1919 (1948).
Barre Francoise
Dubois Jean Claude
"Thomson-CSF"
Torrence Dolph H.
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