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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
6210760 Supertwist liquid crystal display Apr. 3, 2001
6210761 Liquid crystal compounds exhibiting negative anisotropy of permittivity, liquid crystal compositions, and liquid crystal displays Apr. 3, 2001
6207076 Fluorovinyl derivative compound, liquid crystal composition, and liquid crystal display device Mar. 27, 2001
6203724 Crosslinked cyclohexane derivatives, and liquid-crystalline medium Mar. 20, 2001
6200654 1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-crystalline medium Mar. 13, 2001
6197217 3,3'-difluorobiphenyl derivatives, liquid crystal compositions, and liquid crystal display elements Mar. 6, 2001
6190576 Liquid crystal compounds, liquid crystal compostions containing the compounds, and liquid crystal display devices made by using the compositions Feb. 20, 2001
6187222 Electrooptical liquid crystal system Feb. 13, 2001
6187223 Polyhaloalkyl ether derivatives as well as liquid crystal compositions and liquid crystal display elements containing them Feb. 13, 2001
6183821 STN liquid-crystal display Feb. 6, 2001
6184322 Metal-containing side chain liquid crystal polymers Feb. 6, 2001
6180024 Liquid crystal polymers Jan. 30, 2001
6180027 Bisalkenyl derivatives, liquid crystalline compounds and liquid crystal compositions Jan. 30, 2001
6177154 Alkoxybenzene derivative, liquid-crystal composition, and liquid-crystal display element Jan. 23, 2001
6174456 Liquid crystal compounds having substituted alkyl groups, liquid crystal composition and liquid crystal display element Jan. 16, 2001
6174457 Compound having alkadienyl group as side chain, and liquid crystal composition using same Jan. 16, 2001
6174458 Tetracyclic compound having lateral halogen substituent and liquid crystal composition comprising the same Jan. 16, 2001
6174459 Difluorophenyl derivative compound, liquid crystal composition and liquid crystal display device Jan. 16, 2001
6172720 Low viscosity liquid crystal material Jan. 9, 2001
6171519 Ferroelectric liquid crystal mixture Jan. 9, 2001
6171664 Tolan derivatives, and liquid-crystalline medium Jan. 9, 2001
6168728 Acetylene derivatives, and liquid crystal composition and liquid crystal display device each comprising the same Jan. 2, 2001
6168838 Fluorinated phenantrene derivatives for liquid crystal mixtures Jan. 2, 2001
6159392 5,7-difluoro-1,2,3,4-tetrahydronaphthalene derivatives and their use thereof in liquid crystal mixtures Dec. 12, 2000
6159393 Benzene derivatives and liquid-crystalline medium Dec. 12, 2000
6159561 1,3-difluoronapthalene derivatives for liquid crystal mixtures Dec. 12, 2000
6149837 Phenylacetylene compound and liquid crystal composition comprising the same Nov. 21, 2000
6149838 Conjugated nitrile derivative, liquid crystal composition, and liquid crystal display elements Nov. 21, 2000
6146547 2-substituted-alkyl ether and liquid crystal composition Nov. 14, 2000
6146718 Liquid crystalline compound having a negative dielectric anisotropy value, liquid crystal composition containing the liquid crystalline compound, and liquid crystal display element produced ut Nov. 14, 2000
6146719 Liquid-crystalline compounds, and liquid-crystalline medium Nov. 14, 2000
6143198 Liquid crystalline compounds having exo-methylene site and liquid crystal compositions comprising the same Nov. 7, 2000
6139771 Mesogenic materials with anomalous birefringence dispersion and high second order susceptibility (X.sup.(2)). Oct. 31, 2000
6139772 Liquid crystal composition, cured product, and manufacturing method thereof Oct. 31, 2000
6139773 Cyclohexane derivatives, and liquid-crystalline medium Oct. 31, 2000
6139924 Chiral liquid crystal compounds having a fluorinated terminal portion Oct. 31, 2000
6129958 Chiral smectic liquid crystal mixture containing 1,2-difluoronaphthalenes Oct. 10, 2000
6124005 Fluoro-substituted alkyl ether compounds, liquid crystal compositions and liquid crystal display devices Sep. 26, 2000
6120859 Polymerisable, optically active dioxolane diesters Sep. 19, 2000
6117361 Liquid crystal compound having fluorine-substituted 1,4-phenylene moiety, liquid crystal composition and liquid crystal display element Sep. 12, 2000
6117501 Nematic liquid crystal composition and liquid crystal display using the same Sep. 12, 2000
6106908 Liquid crystalline (E, E)-butadiene compounds and mixtures and devices containing such compounds Aug. 22, 2000
6099751 Chiral compounds Aug. 8, 2000
6096242 Liquid crystal compositions and liquid crystal display elements Aug. 1, 2000
6093345 Optically active compound, liquid crystal composition containing the same, and liquid crystal electro-optic element using the same Jul. 25, 2000
6086964 Liquid crystalline compound having dienyl moiety and liquid crystal composition Jul. 11, 2000
6083573 Liquid-crystalline medium Jul. 4, 2000
6084649 Tristable liquid crystal display device Jul. 4, 2000
6080451 STN liquid crystal display Jun. 27, 2000
6080452 Electro-optical liquid-crystal display Jun. 27, 2000

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