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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
5804097 Liquid-crystalline compounds Sep. 8, 1998
5800733 Photo cross-linkable liquid crystal derivatives Sep. 1, 1998
5800734 1-fluorocyclohexene-difluorophenyl derivatives Sep. 1, 1998
5800735 1, 3-dioxanes, and liquid-crystalline medium Sep. 1, 1998
5800736 Smectic liquid crystal composition and liquid crystal device Sep. 1, 1998
5800737 Liquid crystal compositions Sep. 1, 1998
5798058 Liquid crystal compounds, mixtures and devices Aug. 25, 1998
5788880 Liquid-crystalline organosiloxanes containing chiral dianhydrohexitol derivatives Aug. 4, 1998
5789556 Dichroic dye, and liquid-crystal composition and liquid-crystal display element containing the dye Aug. 4, 1998
5785890 Liquid crystal composition, liquid crystal device, and liquid crystal display apparatus using same Jul. 28, 1998
5783114 Liquid crystalline display Jul. 21, 1998
5779933 Liquid crystal composition and liquid crystal display element Jul. 14, 1998
5779934 Fluorine-containing optically active compound, process for preparing the same and liquid crystal mixture and liquid crystal element comprising the same Jul. 14, 1998
5779935 Ferroelectric liquid crystal mixture Jul. 14, 1998
5780629 Polymerizable, chiral compounds and their use Jul. 14, 1998
5776363 Compounds having side chains with multiple methyl branches and their use in liquid-crystal mixtures Jul. 7, 1998
5776365 Carboxylate compounds, liquid crystal materials, liquid crystal compositions and liquid crystal elements Jul. 7, 1998
5776367 Alkenylcyclohexane derivatives, liquid crystal composition and liquid crystal display element Jul. 7, 1998
5772914 Chiral dopes Jun. 30, 1998
5770108 Pyrimidine compound and liquid crystal composition and liquid crystal element using the same Jun. 23, 1998
5762825 Liquid crystal mixture and liquid crystal device comprising the same Jun. 9, 1998
5762826 Liquid crystal composition and a liquid crystal display element which contains it Jun. 9, 1998
5759443 Cyclopentyl derivatives Jun. 2, 1998
5755994 Ester derivative, liquid crystal composition and liquid crystal display element May. 26, 1998
5755995 Guest host liquid crystal composition May. 26, 1998
5753139 High contrast distorted helix effect electro-optic devices and tight ferroelectric pitch ferroelectric pitch ferroelectric liquid crystal compositions useful therein May. 19, 1998
5753141 Chiral compounds May. 19, 1998
5746941 Liquid-crystalline medium May. 5, 1998
5744057 Polymerizable, chiral compounds, and use thereof Apr. 28, 1998
5744058 Dienes and liquid-crystalline media Apr. 28, 1998
5744059 Liquid crystal composition, liquid crystal device and liquid crystal apparatus Apr. 28, 1998
5736068 Triphenylene compounds and preparation of discotic liquid crystalline crosslinked polymers Apr. 7, 1998
5733475 Liquid crystal composition, liquid crystal device and liquid crystal apparatus Mar. 31, 1998
5733476 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Mar. 31, 1998
5730901 Silacyclohexane compounds, preparation thereof liquid crystal compositions comprising the same, and liquid crystal devices comprising the composition Mar. 24, 1998
5730902 Optically active silacyclohexane compounds, liquid crystal compositions comprising the same and liquid crystal display devices comprising the compositions Mar. 24, 1998
5728318 Liquid crystal composition, liquid crystal device and liquid crystal display apparatus Mar. 17, 1998
5725796 Liquid-crystal display Mar. 10, 1998
5725797 Silacyclohexane compound, a process for producing the same, and a liquid crystal composition comprising the same Mar. 10, 1998
5725798 Carboxylate compounds, liquid crystal materials liquid crystal compositions and liquid crystal elements Mar. 10, 1998
5720898 Mesomorphic compound, liquid crystal composition and liquid crystal device Feb. 24, 1998
5720899 Liquid crystalline compound, liquid crystal composition and liquid crystal display element Feb. 24, 1998
5718840 Benzene derivatives, and liquid-crystalline medium Feb. 17, 1998
5716542 Liquid crystal compound and liquid crystal composition containing the same Feb. 10, 1998
5716543 3,4,5-trifluorobenzenes, and their use in liquid-crystal mixtures Feb. 10, 1998
5709817 Chiral compounds containing a tetrahydropyran ring Jan. 20, 1998
5709818 Liquid crystal composition, liquid crystal device and liquid crystal apparatus Jan. 20, 1998
5709819 Liquid crystal composition, liquid crystal device and liquid crystal apparatus Jan. 20, 1998
5709820 Alkenyl cyclohexane derivatives and liquid crystal compositions Jan. 20, 1998
5710433 Liquid crystal composition, liquid crystal device and liquid crystal apparatus Jan. 20, 1998

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