Patent application number | Description | Published |
20110101854 | Organometallic Complex, Light-Emitting Element, Display Device, Electronic Device, and Lighting Device - Provided are organometallic complexes that can exhibit phosphorescence. One of the novel organometallic complexes is represented by General Formula (G1). In General Formula (G1), R | 05-05-2011 |
20110198988 | ORGANOMETALLIC COMPLEX AND LIGHT-EMITTING ELEMENT, LIGHTING DEVICE, AND ELECTRONIC DEVICE INCLUDING THE ORGANOMETALLIC COMPLEX - A first object is to provide an organometallic complex capable of exhibiting phosphorescence. In General Formula (G1), at least one substituent of R | 08-18-2011 |
20110220882 | Organometallic Complex, Light-Emitting Element, Display Device, Electronic Device, and Lighting Device - A novel substance exhibiting phosphorescence is provided. The novel substance is an organometallic complex represented by General Formula (G1). In General Formula (G1), R | 09-15-2011 |
20110245495 | Organometallic Complex, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - An object is to provide a novel organometallic complex capable of emitting phosphorescence by using, as a ligand, an organic compound with which a variety of derivatives can be easily synthesized. Another object is to provide an organometallic complex having high heat resistance. Other objects are to provide a light-emitting element having high emission efficiency and to provide a light-emitting device, an electronic device, and a lighting device having reduced power consumption. Provided are an organometallic complex including a structure represented by the following General Formula (G1), and a light-emitting element, a light-emitting device, an electronic device, and a lighting device formed using the organometallic complex including the structure represented by the following General Formula (G1). | 10-06-2011 |
20120025178 | Organometallic Complex, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - An object is to provide a novel organometallic complex that has a broader emission spectrum in the wavelength range of green to blue. Other objects are to provide a light-emitting element using the organometallic complex, and a light-emitting device, an electronic device, and a lighting device each using the light-emitting element. Provided is an organometallic complex represented by a general formula (G1). Represented by the general formula (G1) is a novel organometallic complex that exhibits a broad emission spectrum in the wavelength range of green to blue. Further provided are a light-emitting element using the organometallic complex, and a light-emitting device, an electronic device, and a lighting device each using the light-emitting element. | 02-02-2012 |
20120133273 | Organometallic Complex, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - Provided is a novel organometallic complex that has an emission region in the wavelength band of green to blue and high reliability. Provided is an organometallic complex including a structure represented by a general formula (G1). The organometallic complex represented by the general formula (G1) is a novel organometallic complex that has an emission region in the wavelength band of green to blue and high reliability. Further provided is a light-emitting element including the organometallic complex, and a light-emitting device, an electronic device, and a lighting device each using the light-emitting element. | 05-31-2012 |
20120165523 | Organometallic Complex, Light-Emitting Element, Light-Emitting Device, and Electronic Device Including the Organometallic Complex - Provided is a novel organometallic complex which can be synthesized easily and emits phosphorescence, or a compound which emits red phosphorescence. The inventors focused on easy synthesis of an m-aminophenyl pyrazine derivative represented by the following general formula (G0), synthesized an organometallic complex having a structure in which the derivative is coordinated to a Group 9 or Group 10 metal ion, and further synthesized a useful substance which emits red phosphorescence. | 06-28-2012 |
20120305896 | Organometallic Complex, Organic Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - A novel and highly reliable organometallic complex which has an emission region in the wavelength band of blue to yellow is provided. A light-emitting element using the organometallic complex, a light-emitting device, an electronic device, and a lighting device each using the light-emitting element are provided. An organometallic complex including a structure represented by General Formula (G1) is provided. The organometallic complex including the structure represented by General Formula (G1) is a novel and highly reliable organometallic complex which has an emission region in the wavelength band of blue to yellow. In addition, a light-emitting element using the organometallic complex, a light-emitting device, an electronic device, and a lighting device each including the light-emitting element are provided. | 12-06-2012 |
20130281693 | Phosphorescent Organometallic Iridium Complex, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - As a novel substance having a novel skeleton, provided is a novel phosphorescent organometallic iridium complex that can emit phosphorescence in a blue green to red wavelength region and has high emission efficiency. The phosphorescent organometallic iridium complex has a ligand having a pyridyl pyrimidine skeleton, i.e., the phosphorescent organometallic iridium complex has a ligand having a structure represented by the following general formula (G0). | 10-24-2013 |
20140034931 | Light-Emitting Element, Light-Emitting Device, Electronic Device, Lighting Device, and Heterocyclic Compound - A light-emitting element with high heat resistance and high emission efficiency is provided. A novel heterocyclic compound that can be used in such a light-emitting element is provided. One embodiment of the present invention is a light-emitting element which includes, between a pair of electrodes, a layer containing a first organic compound, a second organic compound, and a light-emitting substance; the first organic compound includes one pyrimidine ring and one ring with a hole-transport skeleton; the second organic compound is an aromatic amine; and the light-emitting substance converts triplet excitation energy into light. A combination of the first organic compound, which includes the one pyrimidine ring and the one ring with the hole-transport skeleton, and the second organic compound, which is the aromatic amine, forms an exciplex. | 02-06-2014 |
20140151662 | Light-Emitting Element, Light-Emitting Device, Electronic Appliance, and Lighting Device - A light-emitting element in which a light-emitting layer contains an organic compound capable of emitting phosphorescence is provided. A light-emitting element which can have low driving voltage, high current efficiency, or a long lifetime is provided. In a light-emitting element in which a light-emitting layer is interposed between a pair of electrodes, the light-emitting layer contains an organic compound. The organic compound has a 1,2,4-triazole skeleton, a phenyl skeleton, an arylene skeleton, and a Group 9 metal or a Group 10 metal. The nitrogen atom at the 4-position of the 1,2,4-triazole skeleton coordinates to the Group 9 metal or the Group 10 metal. The nitrogen atom at the 1-position of the 1,2,4-triazole skeleton is bonded to a phenyl skeleton. The arylene skeleton is bonded to the 3-position of the 1,2,4-triazole skeleton and the Group 9 metal or the Group 10 metal. | 06-05-2014 |
20140256934 | Organometallic Complex, Light-Emitting Element, Light-Emitting Device, and Electronic Device Including the Organometallic Complex - Provided is a novel organometallic complex which can be synthesized easily and emits phosphorescence, or a compound which emits red phosphorescence. The inventors focused on easy synthesis of an m-aminophenyl pyrazine derivative represented by the following general formula (G0), synthesized an organometallic complex having a structure in which the derivative is coordinated to a Group 9 or Group 10 metal ion, and further synthesized a useful substance which emits red phosphorescence. | 09-11-2014 |
20140291645 | Light-Emitting Element, Compound, Organic Compound, Display Module, Lighting Module, Light-Emitting Device, Display Device, Lighting Device, and Electronic Device - A light-emitting element having high emission efficiency is provided. A light-emitting element having a low driving voltage is provided. A novel compound which can be used for a transport layer or as a host material or a light-emitting material of a light-emitting element is provided. A novel compound with a benzofuropyrimidine skeleton is provided. Also provided is a light-emitting element which includes the compound with the benzofuropyrimidine skeleton between a pair of electrodes. | 10-02-2014 |
20140339533 | Organometallic Complex, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - An object is to provide a novel organometallic complex that has a broader emission spectrum in the wavelength range of green to blue. Other objects are to provide a light-emitting element using the organometallic complex, and a light-emitting device, an electronic device, and a lighting device each using the light-emitting element. Provided is an organometallic complex represented by a general formula (G1). Represented by the general formula (G1) is a novel organometallic complex that exhibits a broad emission spectrum in the wavelength range of green to blue. Further provided are a light-emitting element using the organometallic complex, and a light-emitting device, an electronic device, and a lighting device each using the light-emitting element. | 11-20-2014 |
20150073144 | Phosphorescent Organometallic Iridium Complex, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - As a novel substance having a novel skeleton, provided is a novel phosphorescent organometallic iridium complex that can emit phosphorescence in a blue green to red wavelength region and has high emission efficiency. The phosphorescent organometallic iridium complex has a ligand having a pyridyl pyrimidine skeleton, i.e., the phosphorescent organometallic iridium complex has a ligand having a structure represented by the following general formula (G0). | 03-12-2015 |