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Class Information
Number: 252/299.61
Name: Compositions > Liquid crystal compositions > Containing nonsteryl liquid crystalline compound of specified structure > Including heterocyclic ring
Description: Compositions wherein the liquid crystal compound has a ring of three or more members, at least one of which is carbon and one or more members selected from nitrogen or chalcogen.










Patents under this class:
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Patent Number Title Of Patent Date Issued
5447658 Tricyclic fluorobenzonitrile derivatives Sep. 5, 1995
5445762 Stabilized complex ligands and their use in liquid crystal displays Aug. 29, 1995
5445763 3-fluoropyridines, process for their preparation, and their use in liquid-crystal mixtures Aug. 29, 1995
5445764 Cyclobutane benzene derivatives Aug. 29, 1995
5443752 Smectic liquid-crystal mixture Aug. 22, 1995
5443754 Pyridylpyrimidines, a process for their preparation and their use in liquid-crystalline mixtures Aug. 22, 1995
5443755 Optically active tetrahydropyrane derivatives, liquid crystal composition and liquid crystal device containing the same Aug. 22, 1995
5441668 Smectic liquid-crystal mixture Aug. 15, 1995
5439612 Cyclohexylphenylpyrimidines, process for their preparation, and their use in liquid-crystalline mixtures Aug. 8, 1995
5437812 Liquid crystal compounds having perfluoroether terminal portions Aug. 1, 1995
5437814 Ferroelectric liquid crystal mixture and liquid crystal device using the same Aug. 1, 1995
5437815 Tolan derivative, liquid crystal composition containing the derivative, and liquid crystal display device having the composition Aug. 1, 1995
5437817 Liquid crystalline organopolysiloxanes and liquid crystal compositions Aug. 1, 1995
5429770 Low-molecular-weight and polymeric liquid-crystalline benzotriazoles, and the use thereof Jul. 4, 1995
5427714 Ferroelectric liquid crystal composition Jun. 27, 1995
5425897 Liquid-crystalline copolymer, process for the preparation of the same, diene compound used for the preparation of the same and process for the preparation of the diene compound Jun. 20, 1995
5426009 Polymeric composite material Jun. 20, 1995
5424004 Chiral smectic liquid crystal composition, liquid crystal device, display apparatus and display method Jun. 13, 1995
5422033 Phase transition-type liquid crystal composition Jun. 6, 1995
5422035 Benzene derivatives, and liquid-crystalline medium Jun. 6, 1995
5422037 Ferroelectric liquid crystal compounds containing halogenated cores and chiral haloalkoxy tail units Jun. 6, 1995
5422039 Liquid crystal material, liquid crystal composition and liquid crystal element Jun. 6, 1995
5422748 Liquid crystal device and display apparatus Jun. 6, 1995
5419851 Difluoro-derivative compounds and liquid crystal compositions containing them May. 30, 1995
5417882 Liquid-crystalline compounds May. 23, 1995
5417884 Defined oligomeric liquid-crystalline compounds having smectic liquid-crystalline phases May. 23, 1995
5413734 4-cyano-3-fluorophenyl esters May. 9, 1995
5413735 Liquid crystal composition, liquid crystal device using the liquid crystal composition, and display method and apparatus using the liquid crystal composition and device May. 9, 1995
5409634 Near infrared absorbers and display/recording materials using the same Apr. 25, 1995
5409636 Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same Apr. 25, 1995
5407599 Cyclopropylaklyl or -alkenyl or heterocyclic compounds, process for their preparation and their use in liquid-crystalline mixtures Apr. 18, 1995
5405553 Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same Apr. 11, 1995
5403511 Ferroelectric liquid crystal composition and ferroelectric liquid crystal display device Apr. 4, 1995
5403512 Vinyl compounds, and a liquid-crystalline medium Apr. 4, 1995
5401436 Optically active compound Mar. 28, 1995
5401437 Polymer dispersed liquid crystal for wide viewing angle Mar. 28, 1995
5399290 Liquid crystals with (polysila) alkyl wing groups Mar. 21, 1995
5399291 Liquid crystal compounds having a fluoroether terminal portion Mar. 21, 1995
5399292 Fluoro-substituted phenyl-cyclohexylacetylenes Mar. 21, 1995
5399673 Compounds containing alkenyl, maleimide and mesogenic groups Mar. 21, 1995
5397503 Liquid crystal composition and information display apparatus using the liquid crystal composition Mar. 14, 1995
5395551 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Mar. 7, 1995
5395552 Ferro-electric liquid crystal electrol-optical device Mar. 7, 1995
5395553 Liquid crystalline compounds, liquid crystal compositions containing the same and use thereof Mar. 7, 1995
5393458 Aromatic esters and liquid crystal mixtures containing same Feb. 28, 1995
5393459 Optically active compounds, and a liquid-crystalline phase Feb. 28, 1995
5391318 Liquid crystal composition and liquid crystal device containing the same Feb. 21, 1995
5389287 Antiferroelectric liquid crystal composite material, process for preparing the same, and liquid crystal element using the same Feb. 14, 1995
5389289 Liquid-crystalline medium Feb. 14, 1995
5389290 Nitrogen-containing heterocycles Feb. 14, 1995

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