Optically active smectic photo-cross-linkable liquid crystals

Details Optically active smectic photo-cross-linkable liquid crystals Optically active smectic photo-cross-linkable liquid crystals

1995-08-25

1997-07-22

Killos, Paul J.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

C07C 6976, C07C 6990

Patent

active

056505345

ABSTRACT:
The present invention is concerned with optically active, ferroelectric, smectic, photo-cross linkable compounds of the formula ##STR1## wherein A.sup.1 and A.sup.2 may both signify residues of the formula ##STR2## and be the same or different, while A.sup.3 may signify a residue of the formula ##STR3## as well as liquid crystalline mixtures which contain such compounds and their use in the cross-linked state in optical components.

REFERENCES:
patent: 5202053 (1993-04-01), Shannon et al.
Kawakami et al., Polymer International 31:35-40 (1993) "Synthesis and Thermal Transition of Side-chain Liquid Crystalline Polyoxetanes Having Laterally Attached Mesogenic Group".

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