Patents for C09K 19 - Liquid crystal materials (21,026)
06/2004
06/17/2004US20040113120 Compounds of formulas (5) and (6) to stabilize liquid crystal domains
06/17/2004US20040113119 Compounds of formulas (3) and (4) to stabilize liquid crystal domains
06/17/2004US20040112275 Liquid-crystalline medium
06/17/2004DE10354550A1 New cyclobutane compounds, useful for the production of liquid crystal and electro-optical display elements
06/16/2004EP1428823A1 Liquid-crystalline oxetane compound, polymerizable liquid-crystalline composition, process for producing liquid-crystal film, optical film, and liquid-crystal display
06/16/2004EP1428065A2 Cholesteric liquid crystal optical bodies and methods of manufacture and use
06/16/2004CN1505770A Liquid crystal device exhibiting optical properties which are changeable after assembly
06/16/2004CN1504538A Liquid crystal display orientation layer material and preparing method thereof
06/16/2004CN1504537A Liquid crystal display orientation layer material and preparing method thereof
06/16/2004CN1504470A 3,5-difluoro-4-cyan benzene boric acid ester compound, preparing process thereof and application in liquid crystal composition
06/16/2004CN1504468A Substituted benzo 1,3-dioxygen pentacyclic ring derivative, preparing process and uses thereof
06/16/2004CN1504464A 2,5-substituted benzoxazole derivative, preparing process and uses thereof
06/16/2004CN1504446A Multicomponent ether compound, preparing process and liquid crystal combination thereof
06/16/2004CN1153826C Bistable ferroelectric liquid crystal cell
06/15/2004US6749907 Electro-optical liquid-crystal display
06/15/2004US6749771 Compounds as components in polymerizable liquid crystalline mixtures and liquid crystal polymer networks comprising them
06/10/2004WO2004048501A1 Liquid crystalline compounds
06/10/2004WO2004048500A1 Liquid crystal medium
06/10/2004WO2004048499A2 Combined rod-disc crystalline systems with nematic properties
06/10/2004US20040109954 Conductive organic thin film, process for producing the same, electronic device employing the same, electrical cable, electrode, pyrrolyl compound, and theienyl compound
06/10/2004US20040108490 Liquid crystal composition and liquid crystal display element
06/10/2004US20040108489 Mixtures containing fluorine, ether, ester components
06/10/2004US20040108488 Liquid crystal composition and liquid crystal display element
06/09/2004EP1425739A1 Fluorescent-liquid crystal optical memory and recording/reading system thereof
06/09/2004EP1425168A2 Light-emitting organic oligomer compositions
06/09/2004EP1147162B1 Ferroelectric active matrix displays with wide operating temperature range
06/09/2004EP1042427B1 Uv protected electrochromic device
06/09/2004DE10353658A1 New liquid crystalline compounds, for use in liquid crystal media for electro-optical displays, comprise linked polycyclic systems including a tetrahydropyran ring and an oxydifluoromethylene linking group
06/09/2004DE10255363A1 Production of per-alkylated coronene for use in electrical or optical components, e.g. field-effect transistors, involves regiospecific catalytic hydrogenation of corresponding hexa-peri-hexa-benzocoronene
06/09/2004CN1153086C Self-compensated twisted nematic mode for reflective light valves
06/08/2004US6748081 Quantum cryptography system for a secure transmission of random keys using a polarization setting method
06/08/2004US6746731 Ferroelectric active matrix displays with wide operating temperature range
06/08/2004US6746730 Varnish composition and liquid-crystal display element
06/08/2004US6746729 Liquid crystal compounds
06/08/2004US6746728 Superior liquid crystallinity and co-solubility with currently used liquid crystal compounds; temperature range over which liquid crystallinity is shown is broad; threshold voltage is low; capable of high speed response
06/03/2004WO2004046805A1 Electrooptical light modulating element, electrooptical display and modulating medium
06/03/2004US20040106798 negative anisotropy of the dielectric constants; liquid-crystalline media and optical and electro-optical display elements
06/03/2004US20040105066 Liquid crystal display panel and method of manufacturing the same
06/03/2004US20040105048 Multiple (electromagnetic) wave creates interference pattern inside target to yield 2 or 3-dimensional diffraction grating
06/03/2004DE10354404A1 Liquid crystal medium, useful for electrooptical displays having active matrix addressing, is based on a mixture of polar compounds having negative dielectric anisotropy and contains at least one fluorinated indan compound
06/03/2004DE10253680A1 Verbundgebilde mit einem Gehalt an Effekt-Pigmenten, Verfahren zu dessen Herstellung und dessen Verwendung Composite structure containing effect pigments, to processes for its preparation and its use
06/02/2004EP1424383A1 Thermally-conductive epoxy resin molded article and method of manufacturing the same
06/02/2004EP1424369A1 Laminate comprising interference pigments, method for its manufacture and use
06/02/2004CN1501948A Photoactive copolymer
06/02/2004CN1500780A (meth)Acrylic compound having an oxetanyl group and liquid crystal film produced by using the same
06/02/2004CN1152117C Polyurethane optical orientating layer material for LCD and preparing process thereof
06/02/2004CN1152116C Light orientating layer containing chalcone in its main chain for liquid crystal display and preparation method
06/02/2004CN1152115C Method of liquid crystal orientation using macromolecule film and liquid crystal cell fabricated by the method
06/01/2004US6743377 Polymeric compound having a smectic phase and a hexagonal system order in smectic phase. produced through polymerization of a liquid crystal compound having a polymerizable functional group, such as an acrylic group in a hexagonal state
05/2004
05/27/2004WO2004044093A1 Electrooptic light control element, electrooptic display and control medium
05/27/2004US20040102597 For conducting heat generated by electronic components or the like
05/27/2004US20040099842 Negative dielectric anisotropic; mixtures
05/27/2004US20040099841 Photopolymerization using photoinitiator
05/27/2004DE10253606A1 Electro-optical light control element used in an electro-optical display system comprises one or more substrate, an electrode arrangement, one or more elements for polarizing light, and a control medium
05/27/2004DE10253325A1 Control medium for liquid crystal displays is characterized by having a clear enthalpy of no greater than 1.50 J/g and by having a dielectric susceptibility of at least 27 at 4 degrees above the clear point
05/26/2004EP1422554A1 Optical recording material
05/26/2004EP1422283A1 Printable liquid crystal material
05/26/2004EP1422255A1 Main chain type liquid crystal polyester liquid crystalline composition method for producing liquid crystal film optical film and display
05/26/2004EP1155098B1 Liquid crystalline substance mixtures
05/26/2004EP1119594B1 Tristable liquid crystal display device
05/26/2004EP1004650B1 Process for obtaining cholesteric liquid crystals by stereoselective recrystallization
05/26/2004CN1151230C Solidified liquid crystals of cellulose with optically variable properties
05/25/2004US6740369 Based on a mixture of polar compounds of negative dielectric anisotropy, comprising unsaturated biphenyl compounds used in electro-optical displays
05/25/2004US6740256 Composed of the compound of (n,n'-diethyl (s)-2-(6-(4-(4'-alkoxyphenyl)benzoyloxy)-2-naphthyl)propanamide
05/25/2004US6740255 Optical recording media; gel
05/21/2004WO2004041966A1 Polymerisable mixtures
05/21/2004WO2004041925A1 Liquid crystal compound composition and retardation film using same
05/20/2004US20040095531 High-brightness color liquid crystal display panel employing light recycling therewithin
05/20/2004US20040095523 Spectrum-controllable reflective polarizers having electrically-switchable modes of operation
05/20/2004US20040095517 Information recording medium
05/20/2004US20040094748 Liquid-crystalline medium
05/20/2004US20040094747 Having very short response times and good steepnesses and angle dependences, and to electro-optical display devices containing these media
05/20/2004US20040094746 Response to the negative-type liquid crystals
05/19/2004EP1420057A1 Liquid crystalline medium
05/19/2004DE10251861A1 Polymerizable mixture containing a monomer or oligomer useful for optical applications, e.g. wavelength and polarization selective, and phase lag, optical elements for electromagnetic radiation, and for liquid crystal displays
05/19/2004CN1497037A Method for improving nagative liquid crystal response
05/19/2004CN1497036A Treatment method of reused liquid crystal material
05/19/2004CN1150297C Flroric liquid crystal compound with pyrimidine ring and its application
05/18/2004US6738114 Liquid crystal film structures with phase-retardation surface regions formed therein
05/18/2004US6737127 Liquid crystal device and organic electroluminescence device using the same
05/18/2004US6737126 Color liquid crystal display
05/18/2004US6737125 Fluorinated cyclopenta[a]naphthalenes and their use in liquid-crystal mixtures
05/18/2004US6737124 Liquid crystal compounds having a silane tail with a perfluoroalkyl terminal portion
05/13/2004WO2004040339A1 Method of manufacturing of a cholesteric layer
05/13/2004US20040092196 Liquid crystal display device
05/13/2004US20040091787 Switchable volume hologram materials and devices
05/13/2004US20040089845 Phenylcyclohexanes and a liquid-crystalline medium
05/13/2004US20040089844 3,4-Difluorophenyl cyclohexanecarboxylate derivate; active matrix thin film transistors
05/13/2004US20040089843 Electrooptics; helices
05/13/2004US20040089842 Switchable volume hologram materials and devices
05/13/2004DE10348173A1 New cyclohexane derivatives are useful as components in liquid crystal media having a low rotation viscosity, high clear point, high dielectric anisotropy and high specific resistance
05/13/2004DE10348172A1 New liquid crystalline compounds with exomethylenecyclohexyl end groups attached to a chain of other cyclic groups, used in liquid crystal media for electro-optical applications
05/12/2004EP1417281A1 Liquid crystal polymer technology chemicals and applications
05/12/2004EP1046078B1 Liquid crystal device alignment and method of making such a device
05/12/2004EP1026143B1 Novel liquid-crystal compounds having large negative value of permittivity anisotropy, liquid-crystal composition, and liquid-crystal display element
05/12/2004CN1495246A Method for augmenting spiral torsion, optical active compound, liquid crytal composite and liquid crystal display element untaining it
05/12/2004CN1149437C Liquid crystal alignment film and method for mfg. same
05/11/2004US6733883 Fluorinated dendrons and self-organizing ultrahigh density nanocylinder compositions
05/11/2004US6733849 High-speed charge transport material, production method thereof, photoelectric conversion device and electroluminescence device
05/11/2004US6733690 Acrylic ester polymers