Patent application number | Description | Published |
20090072726 | ORGANIC ELECTROLUMINESCENCE DEVICE - A process for preparing a platinum complex represented by the following formula (1) includes reacting a compound represented by the following formula (B-2) and a compound represented by the following formula (B-2′) with a compound represented by the following formula (A-0) to obtain a compound represented by the following formula (C-0); and reacting the compound represented by the formula (C-0) with a platinum salt: | 03-19-2009 |
20090218935 | Organic electroluminescence element - An organic electroluminescence element having at least one organic compound layer including a light-emitting layer, which is disposed between a pair of electrodes, wherein the light-emitting layer includes a light emitting material, a compound represented by the following formula (1) and a charge transporting material. An organic EL element that exhibits high light-emission efficiency and low driving voltage, and is excellent in drive durability is provided. | 09-03-2009 |
20090218936 | Organic electroluminescence element - An organic electroluminescence element having at least one organic compound layer including a light-emitting layer, which is disposed between a pair of electrodes, wherein a charge transport layer which contains a charge transporting material and a compound represented by the following formula (1) is disposed adjacent to the light-emitting layer. An organic EL element that exhibits high light-emission efficiency and low driving voltage, and is excellent in drive durability is provided. | 09-03-2009 |
20100140602 | ORGANIC ELECTROLUMINESCENCE DEVICE - There is provided an organic electroluminescence device comprising a pair of electrodes on a substrate and at least one organic layer containing a luminescence layer between the electrodes, the luminescence layer comprising at least 3 luminescence materials different in luminescent color, and the at least 3 luminescence materials being platinum complexes. | 06-10-2010 |
20100244006 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device is provided and includes: a cathode; an anode; and at least one organic layer between the cathode and the anode. The at least one organic layer includes a light emitting layer containing at least one light emitting material. A compound represented by the following formula (I) is contained in the at least one organic layer. | 09-30-2010 |
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 |
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 |
20130270530 | ORGANIC ELECTROLUMINESCENT ELEMENT AND COMPOUND - An organic electroluminescence device having high efficiency, low in driving voltage and excellent in durability and a compound useful for the organic electroluminescence device are provided. | 10-17-2013 |
20130320312 | ORGANIC ELECTROLUMINESCENT ELEMENT AND COMPOUND - [Disclosed is] a high-efficiency and durable organic electroluminescent element having a low drive voltage, being an organic electroluminescent element having on a substrate a pair of electrodes comprising an anode and a cathode and at least one organic layer including a light-emitting layer between these electrodes, with this organic electroluminescent element containing a specific compound having a dibenzothiophene or dibenzofuran structure and a phenanthrene structure in at least one layer out of the aforementioned at least one organic layer. [Also disclosed is] this specific compound. | 12-05-2013 |
20130328027 | ORGANIC ELECTROLUMINESCENT ELEMENT - [It is an object] to provide an organic electroluminescent element with which the initial durability of the element can be greatly improved while maintaining the efficiency of the element at a high level. This is an organic electroluminescent element having an anode, a hole injection layer, a first hole transport layer, a second hole transport layer, a light-emitting layer, and a cathode, in this order, with this organic electroluminescent element being such that the aforementioned hole injection layer includes a material for which the energy of the lowest unoccupied molecular orbital (LUMO) is less than −4.0 eV and also such that the energy E | 12-12-2013 |
20140008621 | ORGANIC ELECTROLUMINESCENT DEVICES - An organic electroluminescent element that includes a light-emitting layer composed of a light-emitting composition containing at least one type of host material and at least one type of light-emitting material is provided. The host material is a fluorescent anthracene derivative, which fluoresces blue light under DC current with a current density of 25 mA/cm | 01-09-2014 |
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 |
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 |
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 |