Patents for C09K 19 - Liquid crystal materials (21,026)
04/1989
04/05/1989CN1032182A Ferroelectric liquid crystal cell
04/04/1989US4818807 Liquid-crystalline polymer
04/04/1989US4818432 3-substituted biphenyl compound
04/04/1989US4818431 Liquid crystal dielectric
04/04/1989US4818430 Liquid crystals
04/04/1989US4818429 Ferroelectric liquid crystal display elements; good response
04/04/1989US4818428 Mixture of polar and apolar compounds
04/04/1989US4818070 Acrylated resins; agreeable refractive indices
04/04/1989CA1252117A1 Polyacetylenic compositions
03/1989
03/30/1989DE3831226A1 Liquid-crystalline mixtures, in particular ferroelectric liquid-crystalline mixtures
03/30/1989DE3730859A1 Thiazol- und thiadiazol-derivate enthaltende medien mit smektischer fluessigkristalliner phase Thiazole and thiadiazole derivatives containing media with smectic phase fluessigkristalliner
03/29/1989EP0308794A2 Liquid crystal phenyl pyrimidine ester of cyclohexane-carboxylic acid with a smectic phase in liquid crystal mixtures and its use
03/29/1989EP0308747A2 Tolan compound and liquid crystal composition containing the same
03/29/1989EP0308438A1 Liquid crystal phase containing tolanes.
03/28/1989US4816555 Liquid crystal fibers
03/28/1989US4816181 Liquid crystal carbonatobenzoic acid derivative and composition
03/28/1989US4816180 Cyclohexylethyl, halogen derivatives for displays
03/28/1989US4816179 Liquid crystal dielectrics of aromatic esters
03/28/1989US4816178 Optically active compound and liquid crystal composition containing same
03/28/1989US4815826 Colored encapsulated liquid crystal apparatus using enhanced scattering, fluorescent dye and dielectric thin films
03/28/1989US4815825 Liquid crystal display device
03/23/1989WO1989002425A1 Fluorinated oligophenyls and their use in liquid crystal materials
03/23/1989DE3730713A1 Ferroelectric liquid-crystalline medium
03/22/1989EP0307880A2 Ferroelectric liquid-crystal mixtures
03/22/1989EP0307866A2 Dichroic coloring agents for liquid crystal displays
03/21/1989US4814523 Nematic liquid crystal compound of four ring systems
03/21/1989US4814516 Novel optically active tolan derivatives
03/21/1989US4814476 Liquid crystalline compound
03/21/1989US4814211 Liquid crystalline composites
03/21/1989US4813767 Surface stabilized ferroelectric liquid crystal devices
03/15/1989EP0307114A2 Improved light modulating material and method for preparing same
03/15/1989EP0306919A2 Liquid crystalline compounds and process for production thereof
03/15/1989EP0306917A2 A nematic liquid crystal composition
03/15/1989EP0306521A1 Ethine derivatives as compounds of liquid crystal phases.
03/15/1989EP0306505A1 Acetylene derivatives as components of liquid crystal phases.
03/15/1989EP0205503B1 Liquid crystalline phase
03/15/1989CN1031709A Optically active liquid crystal components
03/14/1989US4812548 Poly(2-(4*-substituted-4-biphenyloxy) ethyl vinyl ethers)
03/14/1989US4812258 Liquid crystal dielectrics
03/09/1989WO1989002093A1 Liquid crystal micelles, display, having concentric spheres
03/09/1989EP0187768A4 Liquid crystal temperature sensor and materials.
03/08/1989EP0306339A2 Chiral smectic C liquid crystalline polyester and optical filter
03/08/1989EP0306195A2 Optically active-2,5-diphenylpyridines
03/08/1989EP0305938A1 Phthalocyanine compounds and utility thereof
03/07/1989US4810433 Supporting acrylate liquid crystal monomers, photopolymerization
03/07/1989US4810338 Side chain liquid crystalline polymers exhibiting nonlinear optical response
03/07/1989US4810063 Enhanced scattering voltage sensitive encapsulated liquid crystal with light directing and interference layer features
03/02/1989DE3827675A1 Carbocyclic ketones
03/01/1989EP0304738A2 Optically active liquid-crystal components
02/1989
02/28/1989US4808333 Reduced tendency to form smectic phases
02/28/1989US4807968 Polymer blends exhibiting nonlinear optical response
02/22/1989EP0304359A1 Optically active compound
02/22/1989EP0304320A2 Fluorine-containing liquid crystal compound
02/22/1989EP0304153A2 Films containing liquid crystalline polymers
02/14/1989US4804759 Liquid crystals
02/08/1989EP0302497A2 Data recording medium
02/08/1989EP0201554B1 Compounds for ferroelectric liquid crystal devices
02/01/1989EP0301602A2 Ferroelectric liquid crystal composition
02/01/1989EP0301587A1 Liquid crystal compounds and intermediates thereof
02/01/1989EP0301511A1 Optically active compound and liquid crystal composition containing same
02/01/1989EP0301021A1 Amide liquid crystal compounds: mixtures and devices using them.
01/1989
01/31/1989US4801756 Liquid crystal compound
01/31/1989US4801676 Fully aromatic thermotropic polyester imide
01/31/1989US4801659 Organopolysiloxanes exhibiting nonlinear optical response
01/26/1989DE3822604A1 Liquid-crystal display element
01/26/1989DE3819966A1 Subst.-2-(benzoylmethylen)-1,3-dithiane und ihre verwendung in fluessigkristallinen mischungen Subst.-2- (benzoylmethylene) -1,3-dithiane and their use in mixtures fluessigkristallinen
01/25/1989EP0300800A1 Macrocyclic tetramers having columnar tridimensional mesophases
01/25/1989EP0300753A2 Thermotropic DI-S-triazinic derivatives
01/25/1989EP0300752A2 Thermotropic liquid crystalline polyesters
01/25/1989EP0300497A1 Optically active compound, process for producing same and liquid crystal composition containing same
01/25/1989EP0300009A1 Liquid crystalline mixture.
01/24/1989US4799774 Electrooptical display element using a supertwist liquid crystal having specified elastic constants
01/18/1989EP0299789A1 Mesomorphic compound having alkyl beta-hydroxycarboxylate as chiral group and liquid crystal composition containing same
01/17/1989US4798849 Organic polymers containing dispersed liquid crystalline filler polymers
01/17/1989US4798680 Optically active compound, process for producing same and liquid crystal composition containing same
01/12/1989WO1989000171A1 Alternating aliphatic-aromatic poly(esteramide)
01/11/1989EP0298702A2 Ferroelectric liquid crystal composition
01/11/1989EP0298692A2 Melt processable polyester capable of forming an anisotropic melt comprising a relatively low concentration of 6-oxy-2-naphthoyi moiety, 4-oxy-benzoyl moiety, 2,6-dioxynaphthalene moiety, and terephthaloyl moiety
01/10/1989US4797503 Chiral 1-cyanoalkoxy 4-hydroxyphenyl derivatives
01/10/1989US4797228 Difluorobenzene cyclohexanes, dielectrics, crystal structure
01/10/1989US4796976 Side chain liquid crystalline polymeric media exhibiting third order nonlinear optical response
01/04/1989EP0297745A1 Optically active ether derivatives, preparation processes therefor, liquid crystal materials and an optical switching element
01/04/1989EP0297554A2 Liquid-crystalline polymer composition
01/03/1989US4795664 Side chain liquid crystalline condensation polymers exhibiting nonlinear optical response
01/03/1989US4795587 2-(4'-alkoxyphenyl)-5-alkylpyridines
01/03/1989US4795579 2,2'-difluoro-4-alkoxy-4'-hydroxydiphenyls and their derivatives, their production process and their use in liquid crystal display devices
12/1988
12/29/1988WO1988010251A1 Aryl sulphur pentafluorides
12/28/1988EP0296571A2 Method of producing a liquid crystal optical element
12/28/1988EP0296451A2 Thermotropic aromatic polyesters with higher elongation of tear, process for their preparation and their use for preparing moulded articles, filaments, fibres and films
12/27/1988US4793949 New vinyl monomers capable of forming side-chain liquid crystalline polymers and the resulting polymers
12/27/1988US4793691 Liquid crystal color display device
12/22/1988DE3719424A1 Liquid-crystalline isocyanates
12/21/1988EP0295602A1 Tolan derivative and liquid crystal composition containing the same
12/21/1988EP0295370A1 Liquid-crystalline 5-phenyl pyrimidine derivatives with an Sc or Sc (asterisk) phase, and method for preparing them
12/21/1988EP0295266A1 Smectic liquid crystal devices.
12/20/1988US4792587 Resin composition which exhibits anisotropism when melted
12/20/1988US4792213 Thermal imaging device
12/14/1988EP0295106A2 Optically active polymer and liquid crystal composition containig same
12/14/1988EP0294852A2 Ferroelectric liquid crystal device
12/14/1988EP0294706A2 Polymers with pendant side chains exhibiting nonlinear optical response