Patent application number | Description | Published |
20080286497 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DEVICE, REFLECTIVE DISPLAY MATERIAL, AND LIGHT MODULATING MATERIAL - At least one cholesteric liquid crystal composition is mixed with at least one first nematic liquid crystal compound or composition, thereby exhibiting a TGBA phase at room temperature. The first nematic liquid crystal compound or composition preferably includes a compound having a cyano group, a halogen atom, a nitro group, a perfluoroalkoxy group or a perfluoroalkyl group at the terminal thereof. The cholesteric liquid crystal composition preferably contains a second nematic liquid crystal compound or composition and a chiral reagent. | 11-20-2008 |
20080292817 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL ELEMENT, REFLECTIVE DISPLAY MATERIAL, LIGHT-CONTROLLING MATERIAL, AND METHOD OF PREPARING LIQUID CRYSTAL COMPOSITION - The present invention provides a liquid crystal composition having at least a liquid crystal and a chiral dopant, in which the chiral dopant is a compound having a liquid crystalline group of a specific structure bonded to a rigid optically active compound. The present invention provides a liquid crystal element having at least a pair of electrodes in which at least one of the electrodes is a transparent electrode, and a liquid crystal layer containing the liquid crystal composition. The present invention also provides a reflective display material and a light-controlling material having at least the liquid crystal element, and a method of preparing the liquid crystal element by adding the chiral dopant to a host liquid crystal. | 11-27-2008 |
20090074991 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DEVICE, REFLECTION DISPLAY MATERIAL, LIGHT MODULATING MATERIAL, AND ANTHRAQUINONE COMPOUND - The liquid crystal composition of the present invention contains a compound represented by the following Formula (1) and a liquid crystal. In Formula (1), at least one among R | 03-19-2009 |
20090297735 | LIGHT MODULATING MATERIAL AND LIGHT MODULATING METHOD - A light modulating material comprising at least one kind of dichroic dye having a substituent represented by the following Formula (1) and at least one kind of host liquid crystal between a pair of electrodes, and changing the transmittance of incident light. In the formula (1), Het is oxygen atom or sulfur atom; B | 12-03-2009 |
20100039595 | LIQUID CRYSTAL DEVICE - A liquid crystal device including a pair of electrodes provided with a vertical alignment film and a liquid crystal layer disposed between the pair of electrodes and including a liquid crystal composition containing a liquid crystal with positive dielectric anisotropy, a dichroic dye and a chiral reagent, with a ratio (P/G) of a chiral pitch length (P) of the liquid crystal composition to a gap (G) between the pair of electrodes being from 0.06 to less than 1.0. | 02-18-2010 |
20100103337 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DEVICE, REFLECTIVE DISPLAY MATERIAL, AND LIGHT MODULATING MATERIAL - The liquid crystal composition of the invention exhibits selective reflection and changes its selective reflection wavelength by a redox reaction induced by an electric field. The liquid crystal device of the invention has a pair of electrodes, at least one of which is a transparent electrode, and a liquid crystal layer containing the liquid crystal composition between the electrodes. The reflective display material and the light modulating material of the invention include the liquid crystal device described above. | 04-29-2010 |
20100105937 | COMPOUND HAVING ASYMMETRIC CARBON ATOM, OXIDATION-REDUCTION REACTION CAUSING PORTION, AND LIQUID CRYSTAL SUBSTITUENT - Disclosed is a compound represented by Formula (1). In Formula (1), * represents an asymmetric carbon atom; L and L′ each independently represent a divalent linking group; Rd represents an oxidation-reduction reaction causing portion; B and B′ each independently represent a liquid crystal substituent; D represents an arylene group, a hetero arylene group, or a divalent alicyclic hydrocarbon group; R represents a substituent; x represents 0 or 1; z represents an integer of from 0 to 3; w represents 0 or 1; n represents 0 or 1; v represents an integer of from 0 to 5; when z is 2 or more, plural B′s may be the same or different; and when v is 2 or more, plural R′s may be the same or different. | 04-29-2010 |
20120238774 | CHARGE TRANSPORT FILM, METHOD FOR PRODUCING THE SAME, AND LIGHT-EMITTING ELEMENT AND PHOTOELECTRIC CONVERSION ELEMENT USING THE SAME - The present invention provides a charge transport film which is prepared through subjecting a coating film including at least one charge transporting agent to an atmospheric pressure plasma treatment, wherein electron transfer between the charge transport film and a substance that contacts with the charge transport film is promoted, and deterioration in performance due to diffusion and mixing or crystallization of low molecular weight components, such as a charge transporting agent, incorporated in a cured film is suppressed also in the case of film formation by a wet method, and which exhibits excellent charge transportability and stability over time; a production method with good productivity; and a light-emitting element and photoelectric conversion element equipped with the charge transport film, the atmospheric pressure plasma treatment being preferably a treatment that applies plasma, which is generated using a plasma generating apparatus and conveyed using an inert gas, to the coating film. | 09-20-2012 |
20120241326 | METHOD OF PREPARING CONJUGATED POLYMER - The invention provides a method of preparing a conjugated polymer in which at least one monomer and a supporting electrolyte are incorporated into a thermotropic liquid crystal composition; and the at least one monomer in the thermotropic liquid crystal composition is electropolymerized, the thermotropic liquid crystal composition having a solid-liquid crystal phase transition temperature of 25° C. or lower, an isotropic phase transition temperature of 55° C. or higher, and a clogP value of 6 or less. | 09-27-2012 |
20130112927 | COMPOSITION, AND FILM, CHARGE TRANSPORTING LAYER, ORGANIC ELECTROLUMINESCENCE DEVICE USING THE COMPOSITION, AND METHOD FOR FORMING CHARGE TRANSPORTING LAYER - Provided are a composition useful for manufacturing an organic electroluminescence device that has improved efficiency and durability in an organic electroluminescence device in which a siloxane polymer is used as a material for organic electroluminescence device, the composition including (A) a siloxane polymer having a charge transporting moiety at a side chain thereof, (B) at least one crosslinking agent, and (C) a solvent, a film, a charge transporting layer, and an organic electroluminescence device which use the composition, and a method for forming a charge transporting layer. | 05-09-2013 |
20130119359 | Organic Electroluminescent Element, Material for Organic Electroluminescent Element, and Light Emitting Device, Display Device and Illumination Device Each Using the Element - The disclosure relates to organic electroluminescent elements, materials for use in the elements, and devices using the elements, which include a compound represented by the following General Formula (1): | 05-16-2013 |
20130126835 | Organic Electroluminescent Element, Compound for Use in the Element, and Light Emitting Device, Display Device, and Illumination Device Using the Element - The disclosure relates to organic electroluminescent elements, compounds for use in the elements, and devices using the elements, which include a compound represented by the following General Formula (1): | 05-23-2013 |
20130214259 | ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOUNDS AND MATERIALS USED FOR THE ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGHT-EMITTING, DISPLAY AND ILLUMINATING DEVICES USING THE ELEMENTS - An organic electroluminescent element is provided that has high luminous efficiency, and a slow luminance deterioration rate in the initial stage of lighting. The organic electroluminescent element includes a substrate; a pair of electrodes including an anode and a cathode, disposed on the substrate; and at least one organic layer including a light emitting layer, disposed between the electrodes, wherein at least one organic layer includes a compound represented by the general formula (1). (R | 08-22-2013 |
20130264547 | MATERIALS FOR AN ORGANIC ELECTROLUMINESCENCE ELEMENT, ELECTROLUMINESCENT, DISPLAY AND ILLUMINATING DEVICES USING THE ELEMENTS - An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one layer of organic layers including a light emitting layer, disposed between the electrodes, in which at least one of the organic layers contains a compound represented by the following general formula: | 10-10-2013 |
20130270529 | ORGANIC ELECTROLUMINESCENT ELEMENT MATERIAL, ORGANIC ELECTROLUMINESCENT ELEMENT AND PRODUCTION METHOD FOR ORGANIC ELECTROLUMINESCENT ELEMENT - Provided is an organic electroluminescence device material, which, in its production, is free from formation of impurities that worsen the performance of organic EL devices, which, in forming an upper layer by coating, does not cause dissolution mixing or swelling mixing, which forms a film of good quality and which contributes toward improving the performance (high durability, and low driving voltage) of organic EL devices. | 10-17-2013 |
20140159024 | Organic Electric-Field Light-Emitting Element, Light-Emitting Material For Organic Electric-Field Light-Emitting Element, And Light-Emitting Device, Display Device, And Illumination Device Using Same Element - An organic electroluminescent element that uses a compound expressed by the following general formula emits dark blue light and exhibits little change in chromaticity during brightness modulation. (n1 is an integer from 0 to 8; the R | 06-12-2014 |
20140203252 | ORGANIC ELECTROLUMINESCENT ELEMENT, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGTH EMITTING DEVICE, DISPLAY DEVICE AND LIGHTING DEVICE EACH USING ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescent element which has a substrate, a pair of electrodes disposed on this substrate and composed of an anode and a cathode, and at least one organic layer disposed between these electrodes and including a light-emitting layer, and in which a compound expressed by General Formula 1-1 is contained in at least one layer of the aforementioned light-emitting layer(s) exhibits high luminous efficiency, excellent blue color purity, and little change in chromaticity accompanying drive deterioration. (R | 07-24-2014 |
20140239280 | ORGANIC ELECTROLUMINESCENT ELEMENT, LIGHT-EMITTING MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGHT-EMITTING DEVICE, DISPLAY DEVICE, AND ILLUMINATION DEVICE USING SAID ELEMENT - An organic electroluminescent element using a compound represented by the following general formula emits dark blue light and has a small change in the chromaticity during luminance modulation: | 08-28-2014 |
20140246659 | ORGANIC ELECTROLUMINESCENT ELEMENT, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGHT EMITTING DEVICE, DISPLAY DEVICE AND LIGHTING DEVICE EACH USING ORGANIC ELECTROLUMINSCENT ELEMENT - An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which a compound represented by the following formula (I) is contained in any layer of the at least one organic layer. The organic electroluminescent element has high luminous efficiency and a strong effect of improving the durability by driving aging: | 09-04-2014 |
20140264301 | ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGHT EMITTING DEVICE, DISPLAY DEVICE AND LIGHTING DEVICE EACH USING ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which at least one kind of compound represented by the following general formula (I) is contained in any layer of the at least one organic layer. The organic electroluminescent element has good luminous efficiency, driving voltage, and driving durability, and has low dependence of such performance on a deposition rate: | 09-18-2014 |
20140291652 | ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOUND FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGHT-EMITTING DEVICE, DISPLAY DEVICE, AND ILLUMINATION DEVICE USING SAID ELEMENT - An organic electroluminescent element using a compound represented by the following general formula (I) emits dark blue light and has small changes in the chromaticity and in the driving voltage even after driving for a long period of time: | 10-02-2014 |
20140291660 | Organic Electroluminescent Element, Material for Organic Electroluminescent Element and Light Emitting Device, Display Device, and Illumination Device, Each Employing Organic Electroluminescent Element - This application relates in part to an organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and an organic layer(s) including a light emitting layer, in which the organic layer(s) contains a compound represented by the following formula (1), in which R | 10-02-2014 |
20140299851 | Organic Electroluminescence Element - An organic electroluminescence element that uses a compound expressed by the following general formula has low inter-molecular interaction and high orientation during vapor deposition, and by using compounds that are resistant to aggregation, luminous efficiency is high, and there is little change in chromaticity accompanying drive deterioration (either V | 10-09-2014 |
20140326966 | ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOUND, AND LIGHT EMITTING DEVICE, DISPLAY DEVICE AND LIGHTING DEVICE EACH USING ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes. At least one kind of a compound represented by the following general formula (I) is contained in any layer of the at least one organic layer. The organic electroluminescent element has good luminous efficiency, driving voltage, and driving durability, and has low dependence of such performance on a deposition rate. | 11-06-2014 |
20140339519 | ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOUND FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGHT-EMITTING DEVICE, DISPLAY DEVICE, AND ILLUMINATION DEVICE USING SAID ELEMENT - An organic electroluminescent element using a compound represented by the following general formula (I) emits dark blue light and has a high effect of inhibition of voltage during high-luminance driving: | 11-20-2014 |
20150053936 | ORGANIC ELECTRIC LIGHT EMITTING ELEMENT, MATERIAL FOR SAID ELEMENT, AND LIGHT EMITTING DEVICE, DISPLAY DEVICE, AND ILLUMINATION DEVICE EMPLOYING SAID ELEMENT - An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which the organic layer includes a compound represented by the following general formula (1), has high luminous efficiency, excellent blue color purity, and a small change in the chromaticity due to deterioration by driving, wherein Cy, Dn | 02-26-2015 |
20150076462 | ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOUND AND MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, USED IN THE SAME, AND LIGHT EMITTING DEVICE, DISPLAY DEVICE AND ILLUMINATION DEVICE, USING THE ELEMENT - An organic electroluminescent element comprising a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer which is arranged between the electrodes and which includes a light emitting layer, wherein the organic layer contains a compound represented by general formula (1) in at least one layer. The organic electroluminescent element has a high luminous efficiency, excellent blue color purity, and little chromaticity change due to drive deterioration. (In the formula, the two Xs either both represent an O atom or both represent an S atom, and R | 03-19-2015 |
20150084016 | ORGANIC ELECTROLUMINESCENT ELEMENT, LIGHT-EMITTING MATERIAL THEREFOR, LIGHT EMITTING DEVICE, DISPLAY DEVICE, AND ILLUMINATION DEVICE - An organic electroluminescent element including a luminescent compound represented by the following formula (in which R | 03-26-2015 |