Patent application number | Description | Published |
20080241589 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device is provided and includes: a pair of electrodes; and an organic compound layer between the pair of electrodes, the organic compound layer including a light-emitting layer. The at least one organic compound layer contains at least one of a compound represent by formula (I) and a compound represented by formula (II). | 10-02-2008 |
20090128008 | PLATINUM COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device is provided and has at least one organic layer between a pair of electrodes. The organic compound contains a compound represented by the following formula (I): | 05-21-2009 |
20090134789 | ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL ORGANIC COMPOUND CONTAINING SILICON SUBSTITUENT - An organic electroluminescence device includes an anode; a cathode; and at least one organic layer, wherein the at least one organic layer includes a first organic layer which is a light-emitting layer being provided between the anode and the cathode and containing at least one light-emitting material, and the at least one organic layer contains at least one compound represented by formula (I): | 05-28-2009 |
20090167157 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device is provided and has an organic layer between a pair of electrodes, the organic layer containing a compound represented by formula (I). | 07-02-2009 |
20090267500 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device, includes: a pair of electrodes; and at least one organic layer including a light emitting layer, the light emitting layer being provided between the pair of electrodes, wherein at least one layer of the at least one organic layer contains a compound represented by formula (I) as defined in the specification. | 10-29-2009 |
20100044638 | LIGHT EMITTING ELEMENT AND AZOLE COMPOUND - The present invention relates to a light emitting element comprising at least a light emitting layer containing a light emitting material and a host material and having a light emission maximum wavelength of 500 nm or less wherein the minimum excitation triplet energy level of the host material is higher than the minimum excitation triplet energy level of the light emitting material. | 02-25-2010 |
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 |
20110049497 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE - A material for an organic electroluminescence device, includes: an organic material that is to be provided for a film formation of any of at least one organic layer included in the organic electroluminescence device, the organic material having a water content before the film formation, as measured by the Karl Fischer method, of 100 ppm or more and not more than 1,000 ppm. | 03-03-2011 |
20110073848 | ORGANIC ELECTROLUMINESCENCE DEVICE - A material for a light emitting device containing a compound represented by the following formula (1): | 03-31-2011 |
20110234090 | PLATINUM COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device is provided and has at least one organic layer between a pair of electrodes. The organic compound contains a compound represented by the following formula (I): | 09-29-2011 |
20110245502 | LIGHT-EMITTING ELEMENT AND IRIDIUM COMPLEX - A light-emitting element having excellent light-emitting properties and with which it is possible to emit blue light at a high luminance for a long period of time, and an iridium complex for realizing the same. The light-emitting element has an external quantum efficiency of at least 5% and a light emission maximum wavelength λ max of no more than 500 nm. Further, there is provided a light-emitting element including a light-emitting layer or a plurality of organic compound layers having the light-emitting layer, with at least one of the compound layers including at least one kind of a compound having a partial structure represented by the general formula K-0. In the general formula K-0, R | 10-06-2011 |
20110260604 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE - There is provided a material for an organic electroluminescence device, which is a chrysene skeletal structure-containing diarylamine-based organic material as defined in the specification used for deposition of any layer of at least one organic layer contained in an organic electroluminescence device, wherein the water content ratio before deposition as measured by the Karl Fischer's method is from 100 to 1,000 ppm. | 10-27-2011 |
20120126221 | CHARGE-TRANSPORTING MATERIAL AND ORGANIC ELECTROLUMINESCENCE DEVICE - A charge-transporting material contains a compound represented by the following formula (1) in an organic layer, in which the contents of specific halogen-containing compounds are 0.1% or less to the compound represented by formula (1). In formula (1), each of A | 05-24-2012 |
20120126690 | ORGANIC ELECTROLUMINESCENCE DEVICE - As an organic electroluminescence device that has an excellent emission characteristic, suppresses a change in chromaticity when driving at a high temperature and has excellent durability, the organic electroluminescence device includes on a substrate a pair of electrodes and a light emitting layer disposed between the electrodes, in which the light emitting layer contains a compound represented by the following Formula (1) and a specific metal complex is provided. | 05-24-2012 |
20120126691 | ORGANIC ELECTROLUMINESCENCE DEVICE - The organic electroluminescence device has, on a substrate thereof, a pair of electrodes and at least one organic layer including a light emitting layer between the electrodes, wherein the light emitting layer contains a phosphorescent complex material containing a specific monoanionic bidentate ligand and the device contains, in a layer sandwiched between the light emitting layer and a cathode, a compound represented by the following formula (1): | 05-24-2012 |
20120126692 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device which has on a substrate a pair of electrodes and a light emitting layer sandwiched between the electrodes, characterized by containing in the light emitting layer a compound represented by the following formula (1) and a particular indium complex; | 05-24-2012 |
20120256173 | CHARGE TRANSPORTING MATERIAL AND ORGANIC ELECTROLUMINESCENCE DEVICE - In order to provide an organic electroluminescence device with high luminous efficiency and good durability, the present invention provides a charge transporting material including a compound represented by Formula (Cz-1) wherein the content of a particular halogen-containing impurity in the charge transporting material is from 0.000% to 0.10% when the content is calculated as a proportion of the absorption intensity area of the impurity with respect to the total absorption intensity area of the charge transporting material, as measured by high-performance liquid chromatography at a measurement wavelength of 254 nm, and an organic electroluminescence device wherein the charge transporting material is included in an organic layer: | 10-11-2012 |
20120280218 | ORGANIC ELECTROLUMINESCENCE DEVICE - As an organic electroluminescence device that exhibits superior external quantum efficiency and durability during driving at high temperature, and small variation in chromaticity and small increase in voltage after driving at high temperatures and has long lifespan, it is provided that the organic electroluminescence device including on a substrate a pair of electrodes and at least one layer of an organic layer including a light emitting layer disposed between the electrodes, wherein the light emitting layer contains at least one specific iridium complex and any layer of the at least one layer of an organic layer contains at least one compound represented by Formula (1): | 11-08-2012 |
20120292607 | ORGANIC ELECTROLUMINESCENCE DEVICE - As an organic electroluminescence device that exhibits superior external quantum efficiency and durability during driving at high temperature, and small variation in chromaticity and small increase in voltage after high-temperature driving, it is provided that the organic electroluminescence device including on a substrate a pair of electrodes and at least one layer of an organic layer including a light emitting layer disposed between the electrodes, wherein the light emitting layer contains at least one specific blue phosphorescent iridium complex and any layer of the at least one layer of an organic layer contains at least one compound represented by Formula (1): | 11-22-2012 |
20120292608 | ORGANIC ELECTROLUMINESCENCE ELEMENT - A light emitting organic thin film including at least one compound represented by Formula (PQ-1) and at least one compound represented by Formula (BN-1). | 11-22-2012 |
20120298977 | ORGANIC ELECTROLUMINESCENCE DEVICE - Provided is an organic electroluminescence device including a pair of electrodes composed of an anode and a cathode, a light emitting layer between the electrodes and an organic layer which is adjacent to the light emitting layer between the light emitting layer and the cathode, on a substrate, the light emitting layer contains at least one compound having a carbazole structure and the organic layer adjacent to the light emitting layer contains at least one hydrocarbon compound which is composed only of carbon atoms and hydrogen atoms, has a molecular weight in a range of 400 to 1,200, and contains a condensed polycyclic structure with a total carbon number of 13 to 22. | 11-29-2012 |
20120298979 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device includes: a pair of electrodes; and at least one organic compound layer therebetween, the at least one organic compound layer comprises at least a light-emitting layer, wherein at least one of the at least one organic compound layer comprises at least one compound represented by a particular formula. | 11-29-2012 |
20120309970 | PLATINUM COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device is provided and has at least one organic layer between a pair of electrodes. The organic compound contains a compound represented by the following formula (I): | 12-06-2012 |
20120313089 | ORGANIC ELECTROLUMINESCENCE DEVICE - A material for a light emitting device containing a compound represented by the following formula (1): | 12-13-2012 |
20120313510 | ORGANIC ELECTROLUMINESCENCE DEVICE - Provided is an organic electroluminescence device having excellent light emission efficiency and durability. Furthermore, provided is an organic electroluminescence device having a low driving voltage, a small change in chromaticity when driving at high luminance, a small change in chromaticity by aging and a small voltage rise by aging. | 12-13-2012 |
20120319568 | ORGANIC ELECTROLUMINESCENCE DEVICE - Provided is an organic electroluminescence device having a low driving voltage and excellent durability. Provided also is an organic electroluminescence device having low dependency of voltage increment after driving on temperature of usage environment. | 12-20-2012 |
20130020559 | ORGANIC ELECTROLUMINESCENCE DEVICE - Provided is an organic electroluminescence device including a pair of electrodes composed of an anode and a cathode, a light emitting layer between the electrodes and an organic layer which is adjacent to the light emitting layer between the light emitting layer and the cathode, on a substrate, and the light emitting layer contains at least one compound having a carbazole structure and the organic layer adjacent to the light emitting layer contains at least one hydrocarbon compound having a specific structure. | 01-24-2013 |
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 |
20130292654 | Organic Electroluminescent Element - Disclosed is an organic electroluminescent element that has the characteristic of excellent blue chromaticity, achieves a higher level of both external quantum efficiency and driving durability compared to conventional organic electroluminescent elements, and has a low change in chromaticity before and after driving the element. The organic electroluminescent element has a pair of electrodes and a light-emitting layer between said electrodes on a substrate, and the aforementioned light-emitting layer contains: a carbazole compound having a particular structure; and an iridium complex having a particular structure as a blue phosphorescent light-emitting material. | 11-07-2013 |
20130313531 | Organic Electroluminescent Element - Disclosed is an organic electroluminescent element which is excellent with respect to luminous efficiency and driving voltage and rarely undergoes initial luminance drop. Specifically disclosed is an organic electroluminescent element which comprises, on a substrate, a pair of electrodes composed of an anode and a cathode and a light-emitting layer arranged between the electrodes, and additionally comprises at least one organic layer arranged between the light-emitting layer and the cathode, where in the light-emitting layer contains, for example, a compound (A-1), and the at least one layer arranged between the light-emitting layer and the cathode contains, for example, a compound (e-4). | 11-28-2013 |
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 |
20140239281 | ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOUND, AND LIGHT EMITTING DEVICE, DISPLAY DEVICE AND LIGHTING SYSTEM, USING 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 at least one kind of compound represented by the following general formula is contained in any layer of the at least one organic layer, is an organic electroluminescent element, in which the generation of dark spots during driving is inhibited: | 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 |
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 |