Patents for C09K 19 - Liquid crystal materials (21,026)
06/2002
06/26/2002CN1355443A Process for preparing orientating liquid crystal membrane by optical polymerizinglow-molecular monomer chain
06/25/2002US6411354 Bulk alignment of lyotropic chromonic liquid crystals
06/25/2002US6410130 Coatings with a cholesteric effect and method for the production thereof
06/20/2002WO2002048802A1 Switchable holographic device
06/20/2002WO2002048783A2 Stacked liquid cell
06/20/2002WO2002048759A1 Substantially colorless and optically anisotropic material
06/20/2002WO2002048282A1 Stratified phase-separated composite having cross-linked polymeric layer
06/20/2002WO2002048281A1 Stratified phase-separated composite comprising a photo-ploymerization dye
06/20/2002WO2002048081A1 Liquid crystalline compounds
06/20/2002WO2002048073A1 Method for producing compounds having a cf2o bridge
06/20/2002US20020076511 Reversible information display medium of liquid crystal type and non-contact IC card utilizing the same
06/20/2002US20020076510 Chiral structure element based on hydrobenzoin; two centers of chirality, high twisting power; liquid crystal displays; cholesteric texture displays
06/20/2002US20020075445 Liquid crystal device and a liquid crystal material
06/20/2002US20020075418 Information recording/displaying card
06/20/2002DE10157674A1 Novel alkenyl compounds are useful as components in liquid crystal media which have a high specific resistance, wide operating temperature, short switching time and high contrast
06/20/2002DE10157670A1 Novel four ring compounds are useful as components in liquid crystal media.
06/20/2002DE10062986A1 TN- und STN-Flüssigkristallanzeigen TN and STN liquid crystal displays
06/19/2002EP1215271A1 Chiral dopants for induction of a variable helical pitch and their application in a full colour reflective display
06/19/2002EP1215270A1 Nematic liquid crystal mixture and displays comprising the same
06/19/2002EP1215195A1 Banana-shaped polymerizable mesogenic compounds
06/19/2002EP1214316A1 Five membered-ring compounds and utilization thereof in liquid crystal mixtures
06/19/2002EP1214306A1 Liquid crystal compounds
06/18/2002US6406761 Mixture of polar compounds
06/13/2002WO2002046330A1 Liquid crystalline medium
06/13/2002WO2002046329A1 Liquid crystalline medium
06/13/2002WO2002024791A3 Electrostatic deposition of high temperature, high performance thermoplastics
06/13/2002US20020070373 Liquid crystal composition and liquid and liquid crystal device and liquid crystal apparatus including the composition
06/13/2002DE10151913A1 Liquid crystal composition, useful in twisted and cholesteric displays, contains 4-trifluoromethoxyphenyl benzoate derivative to reduce switching time
06/13/2002DE10061790A1 Flüssigkristalline Verbindungen Liquid-crystalline compounds
06/13/2002DE10061625A1 Verwendung von chiralen, ungeladenen Metallverbindungen als Dotierstoffe für flüssigkristalline Materialien Use of chiral, uncharged metal compounds as dopants for liquid-crystalline materials
06/13/2002DE10060745A1 Flüssigkristallines Medium Liquid-crystalline medium
06/13/2002DE10060744A1 Liquid crystalline medium for electro-optical purposes comprises mixture of polar compounds containing at least one linear substituted aryl-cyclohexyl compound
06/12/2002EP1213339A1 Liquid crystalline medium
06/12/2002EP1213338A1 Methods for preparing flakes
06/12/2002EP1213337A1 Liquid crystalline medium and liquid crystal display
06/12/2002EP1213293A1 Use of chiral, uncharged metal compounds as doting agents for liquid crystals
06/12/2002EP1017756B1 Chip card with a bistable display
06/12/2002EP0916639B1 Liquid crystal compounds, liquid crystal compositions containing the compounds, and liquid crystal display devices made by using the compositions
06/12/2002EP0817773B1 Pyrimidine compounds
06/11/2002US6404464 Method and system for producing color images with improved brightness and color characteristics on radiation absorptive surfaces
06/11/2002US6403172 6-hexyloxy-3-fluoro-2-(4-hexylphenyl) benzo(b)thiophene as ferroelectric switches or displaying devices; dielectric anisotropy
06/11/2002US6403171 TN and HTN liquid-crystal display
06/11/2002CA2095861C Structural proteins from artificial genes
06/06/2002WO2002044802A1 Stabilized liquid crystal alignment structure with pre-tilt angle and display devices containing the same
06/06/2002WO2002044801A2 Homeotropic alignment layer
06/06/2002WO2002044304A1 Electro-optical liquid crystal display and liquid crystalline medium
06/06/2002US20020066888 Cyclohexane derivatives, liquid crystal compositions comprising the same and liquid crystal display devices
06/06/2002US20020066887 Liquid crystal composition and liquid crystal display device
06/06/2002US20020066886 Alkenyloxy substituted bi or triaromatic compounds with atleast one benzene ring
06/06/2002US20020066885 Stabilized liquid crystal alignment structure with pre-tilt angle and display devices containing the same
06/06/2002DE10143910A1 Electro-optical liquid crystal display used in supertwisted nematic displays comprises a liquid crystal layer with specific rotation and surface angles
06/05/2002EP1210643A2 Liquid crystal display device and method of manufacturing such
06/04/2002US6399164 Fluorosilane compounds as liquid crystals
06/04/2002US6399163 Optical displays with liquid crystals
06/04/2002US6399162 Liquid crystal medium mixtures of fluorinated benzene cycloohexanes
06/04/2002US6398981 Photopolymerizable composition sensitive to light in a green to infrared region of the optical spectrum
05/2002
05/30/2002WO2002042832A2 Liquid crystal display laminate and method of manufacturing such
05/30/2002US20020064607 Very short response times and good steepnesses and angle dependencies
05/29/2002EP1208182A1 Smectic liquid crystal high-contrast control or display device
05/29/2002EP0837851B1 Fluorinated phenanthrene derivatives and their use in liquid crystal mixtures
05/29/2002DE10125358A1 Producing platelets, for use e.g., as pigments, involves coating substrate with successive layers, separating multilayer stack from substrate, separating layers and milling to form platelets
05/29/2002CN1085649C Fluorobenzylic ether derivatives
05/28/2002US6395353 Liquid crystal composition and liquid crystal display element
05/28/2002US6395352 Sealing gaps between substartes
05/28/2002US6395351 Mixture; optics
05/23/2002WO2002040614A1 Chiral photoisomerizable compounds
05/23/2002WO2000077561A3 Process for manufacturing a polymer compensation layer for an lcd, and construction of an lcd
05/23/2002US20020061996 Alkylenedi- acrylates and acrylamides containing phenyl groups substituted with at least two alkoxy or fluoroalkoxy groups; use in orientation layers for liquid crystals, and in optical components, in particular hybrid layer elements.
05/23/2002US20020061368 Liquid-crystalline medium
05/23/2002US20020061367 Value calculated from a predetermined formula in which both the hydrophobic and hydrophilic natures of the liquid crystal composition are considered; keeps polar impurities out for uniform display
05/23/2002US20020060311 Polar phenyl derivatives with positive dielectric anisotropy; electrooptics
05/23/2002US20020060310 Acrylic ester phenyl ester derivatves
05/23/2002US20020060309 Deform together to maintain adhesion between the domain and matrix
05/22/2002EP0880570B1 Cholesteric flakes
05/22/2002CN1350570A Namatic liquid crystal composition and liquid crystal display using the same
05/22/2002CN1085346C Method for preparing ferroelectric liquid crystal device with multi-domain structure
05/21/2002US6391397 Electro-optical liquid crystal device; fluorinated phenyl compounds;4?-decyloxy-2,3-difluoro-4-(2,2-difluorooctyl)-1,1': 4',1?-terphenyl
05/16/2002WO2002038698A1 Liquid crystal materials and alignment structures and optical devices containing same
05/16/2002WO2002038112A1 Cosmetic composition structured with a thermotropic liquid crystal polymer
05/16/2002WO2001068745A3 Liquid crystalline polymers
05/16/2002US20020057400 Spectrum-controllable reflective polarizers having electrically-switchable modes of operation
05/16/2002DE10135247A1 Liquid crystal medium, especially for composite systems in holographic displays, contains special 4-cyano-3-fluorophenyl heptylcyclohexylbenzoate and 4-cyano-bicyclohexyl compounds
05/15/2002EP1205467A1 Polymerizable compound, polymerizable liquid crystal composition containing the same, and optically anisotropic medium made from the composition
05/15/2002EP1204715A1 Liquid-crystalline medium
05/14/2002US6388146 Aromatic unsaturated nomoner
05/10/2002WO2002020697A3 Polar tolane liquid crystals
05/09/2002US20020055555 Polymer beads
05/09/2002US20020054967 Photoalignment materials and liquid crystal display device and method for fabricating the same with said materials
05/09/2002US20020054966 Photoalignment materials and liquid crystal display fabricated with such photoalignment materials
05/09/2002US20020054965 Liquid crystal alignment film and method for producing the same, and liquid crystal display apparatus using the same and method for producing the same
05/09/2002US20020054960 Method for making an optical film
05/09/2002US20020053659 Such as 2,6-difluoro-4-(3-butenyl)benzoic acid; useful as electro-optical display materials
05/08/2002DE10151492A1 Novel difluoroacrylic acid derivatives are useful as components in liquid crystalline media
05/08/2002DE10151491A1 Novel liquid crystalline media are useful for the production of electro-optical display devices
05/08/2002DE10053285A1 Flüssigkristallmedium und elektrooptische Flüssigkristallanzeige Liquid medium and electro-optical liquid crystal display
05/07/2002US6384027 Phthalocyanine analogs
05/07/2002US6383665 Polarizable photoactive and electroactive polymers and light emitting devices
05/07/2002US6383577 Reverse mode electro-optical film composed of one mutual dispersion of polymers and liquid crystals
05/02/2002WO2002034861A2 Electro-optical devices from banana-shaped liquid crystals
05/02/2002WO2002034740A1 Method for producing cyclic carboxylic orthoester fluorides and corresponding compounds