Patents for C09K 19 - Liquid crystal materials (21,026)
02/2004
02/04/2004CN1137116C Dioxane derivatives, liquid-crystal compositions containing same and liquid-crystal display devices made by using same
02/03/2004US6686980 Anisotropic film containing a copolymer including a monomer containing a dichroic dye and liquid crystal display containing the antisotropic film
02/03/2004US6685998 Formed from liquid crystal molecules having different three principal refractive indexes; characteristics equal to optically biaxial polymer film
02/03/2004US6685996 Mixture of polar compounds of fluorobenzene derivatives having positive dielectric anisotropy
02/03/2004US6685995 Low voltage, wide temperature range driving; high speed response
01/2004
01/29/2004WO2003060596A3 Semiconductor liquid crystal composition and methods for making the same
01/29/2004WO2002090447A8 Dichroic mixture
01/29/2004US20040019228 Changing helical structure of a liquid crystal and a method for fixing helical structure of liquid crystal by radiation; excellent in thermal stability of a cis-form generated after photoisomerization; control of orientation; pitch
01/29/2004US20040016906 Difluoromethyl ether derivative and process for producing the same
01/29/2004US20040016905 For use in electro-optical liquid-crystal display
01/28/2004EP1385040A1 Photoinductive switching liquid crystal device
01/28/2004CN1136288C Photo-cross-linkable liquid crystalline dyes
01/27/2004US6683717 Neutral polarizer and liquid crystal display
01/27/2004US6683672 Liquid crystal composition and reflective type liquid crystal display
01/27/2004US6682787 Liquid crystal composition, liquid crystal display device and liquid crystal displaying method
01/27/2004US6682785 Fluorinated anthracenes, and their use in liquid-crystal mixtures
01/27/2004US6682784 Having broad nematic phase range, low viscosity, low threshold voltage and large pre-tilt angle
01/27/2004US6682661 Electrooptical liquid crystal system
01/22/2004WO2004007590A1 Liquid crystalline polymers, processes for their manufacture, and articles thereof
01/22/2004US20040013337 Waveplate and optical circuit formed from mesogen-containing polymer
01/22/2004US20040011996 Liquid-crystalline medium
01/22/2004US20040011995 Can be used as a substitute for conventional inks in almost all printing and plotting, and manual drawing and painting
01/22/2004US20040011994 Optically active polyesteramides, photoreactive chiral agents, liquid crystal compositions, liquid crystal color filters, optical films and recording media, as well as method for changing helical structure of liquid crystals, and method for fixing helical structure of liquid crystals
01/22/2004DE10228183A1 3,3,4,4-Tetrafluorcyclopentanverbindungen 3,3,4,4-tetrafluoroethane cyclopentadiene compounds
01/22/2004CA2491910A1 Liquid crystalline polymers, processes for their manufacture, and articles thereof
01/21/2004EP1382627A2 Material for piezoelectric transduction
01/21/2004EP1382437A2 Thermal conductive polymer molded article and method for producing the same
01/21/2004EP1381910A1 Liquid crystal device exhibiting optical properties which are changeable after assembly
01/20/2004US6680215 Liquid crystal-templated conducting organic polymers
01/20/2004US6680003 Chiral doping agents with variable spiral pitch induction and application thereof to a reflective color display
01/15/2004WO2004005426A1 Light control device and its manufacturing method
01/15/2004WO2004005425A1 Flakes comprising non-chiral liquid crystal material
01/15/2004US20040009310 Liquid crystal aligning agent, method of forming a liquid crystal alignment film and liquid crystal display element
01/15/2004US20040008305 Process for making an optical compensator film comprising an anisotropic nematic liquid crystal
01/15/2004US20040007691 Optically active compound and liquid crystal composition containing the compound
01/15/2004DE10329140A1 Flüssigkristallines Medium Liquid-crystalline medium
01/15/2004DE10229530A1 Chirale 3,4-Dihydro-2H-pyranverbindungen Chiral 3,4-dihydro-2H-pyran compounds
01/15/2004DE10227449A1 Nematisches flüssigkristallines Medium Nematic liquid crystalline medium
01/15/2004CA2491672A1 Flakes comprising non-chiral liquid crystal material
01/14/2004EP1381022A2 Method of generating a 3-dimensional effect
01/14/2004EP1380859A1 Process for making an optical compensator comprising an anisotropic nematic liquid crystal
01/14/2004EP1380567A1 Chiral compounds as dopants for liquid crystals
01/14/2004EP1119595B1 Tristable liquid crystal display device
01/14/2004CN1134387C Terphenyl derivative, liquid-crystal composition, and liquid-crystal display
01/13/2004US6677479 Substituted fluoroaromatics, process for preparing them and their use
01/13/2004US6677475 Optically active compound and liquid crystal composition containing the compound
01/13/2004US6677086 Switchable volume hologram materials and devices
01/13/2004US6677042 Anisotropic polymer with helically twisted structure; reflective films, spraying or printing inks or as pigments, optical or electrooptical, decorative or security applications
01/13/2004US6677003 Polar compounds of alkyne and/or cyclohexane derivatives of positive dielectric anisotropy
01/13/2004US6677002 Phenylcyclohexanes and a liquid-crystalline medium
01/13/2004US6676851 Laterally substituted curable liquid crystals
01/08/2004WO2004003599A2 Anisotropic films based on 1,8-naphthoylene-1',2'-benzimidazole sulfonates and lyotropic liquid crystal systems and methods for making
01/08/2004WO2004003108A1 Luminescent compositions
01/08/2004WO2004003107A1 Potochromic liquid crystals
01/08/2004WO2004003103A1 Polymerizable, luminescent compounds and mixtures, luminescent polymer materials and their use
01/08/2004WO2004003102A2 Polymerizable, luminescent compounds and mixtures, luminescent polymer materials and their use
01/08/2004WO2004002979A2 Chiral 3,4-dihydro-2h-pyran compounds
01/08/2004WO2004002935A1 Chiral dopant with phenylethanediol functionality
01/08/2004US20040006235 Process for the preparation of ring compounds
01/08/2004US20040004207 Difluoromethyl ether derivative and process for producing the same
01/07/2004EP1378557A1 Liquid crystalline medium
01/07/2004CN1465653A Liquid crystal oriented film, and preparation and use thereof
01/07/2004CN1465607A Epoxy resin, epoxy resin composition and solidified epoxy resin and preparation method thereof
01/06/2004US6674504 Single layer multi-state ultra-fast cholesteric liquid crystal device and the fabrication methods thereof
01/06/2004US6673398 Multilayer optics
01/06/2004US6673268 Liquid-crystalline medium
01/06/2004US6673267 Exhibing high refractive index anisotropy; photostability; useful in producing colored films, displays, optical recording materials, optical compensators, polarizers, reflector plates, and scattering plates
01/02/2004EP1375627A1 Optically active compound and liquid crystal composition containing the same
01/02/2004EP1375562A1 Diaminobenzene derivatives, polyimide precursors and polyimides prepared by using tha same, and liquid crystal aligning agents
01/02/2004EP1373434A1 Fluorinated fluorene derivatives
01/02/2004EP1373184A2 Ultra-low shrinkage composite resins based on blended nematic liquid crystal monomers
01/02/2004EP1373175A2 2,4'-substituted 6-cyclohexyl-trans-decalines
12/2003
12/31/2003WO2004000771A1 3,3,4,4-tetrafluorocyclopentane compounds, used as components of liquid crystal media
12/31/2003CN1464902A Anisotropic composite comprising a mixture of a polymeric network and an inorganic material
12/31/2003CN1464029A Lignin water conservation and moisture-holding composite liquid mulching film
12/30/2003US6671031 Method for manufacturing polarization diffraction film
12/30/2003US6671028 Distorted helix ferroelectric liquid crystal cell
12/30/2003US6671008 Electro-optical glazing structures having scattering and transparent modes of operation and methods and apparatus for making the same
12/30/2003US6670514 For use in liquid-crystal displays; having high absolute values of dielectric anisotropy combined with a favorable viscosity/ clearing point ratios
12/30/2003US6669999 Method for broadening bandwidth of cholesteric liquid crystal
12/30/2003US6669998 Liquid-crystalline medium
12/30/2003US6669865 Liquid crystal display device
12/25/2003WO2003107049A1 Polarization plate with optical compensation layer and image display device
12/25/2003US20030234384 Mixture of polar compounds of positive dielectric anisotropy, characterised in that it comprises one or more ester compounds; electro-optical displays
12/24/2003WO2003106589A1 A nanoporous particle with a retained target
12/24/2003WO2003106538A1 Process for producing liquid crystal of desired properties by mixing together at least two still rod-shaped polymers of narrow molecular weight distributions and different weight-average molecular weights having chiral side chain groups
12/24/2003WO2002068562A8 Functionalized cubic liquid crystalline phase materials and methods for their preparation and use
12/24/2003WO2002068561A8 Cubic liquid crystalline phase precursor
12/24/2003CA2488705A1 A nanoporous particle with a retained target
12/23/2003US6667793 Broadband liquid crystal pigments
12/23/2003US6667134 Vinyl neononanoate; a liquid crystal; a coinitiator; and a photoinitiator dye.
12/23/2003US6667077 Liquid crystal of negative dielectric anisotropy, low voltage driving and high quality display are made compatible
12/23/2003US6666989 Liquid crystal polymer devices and materials
12/18/2003WO2003104248A2 Derivatives of uronic (alkyl-d-mannopyranoside) acid, methods for the preparation thereof, and applications thereof
12/18/2003WO2003104242A2 Sulfoderivatives of indanthrone, lyotropic liquid crystal system and anisotropic film on their base
12/18/2003US20030232964 Epoxy resin, epoxy resin composition, cured epoxy resin and manufacturing method thereof
12/18/2003US20030232924 Adhesives
12/18/2003US20030232340 Nanoporous particle with a retained target
12/18/2003US20030232153 Sulfoderivatives of indanthrone, lyotropic liquid crystal system and anisotropic film on their base
12/18/2003US20030230737 A tetrafluoroethane-dicyclohexyl ester derivatives, electrooptical displays