Patent application number | Description | Published |
20080220289 | ORGANIC LIGHT EMITTING DEVICE AND INK COMPOSITION EACH USING OLIGOFLUORENE COMPOUND AND DISPLAY APPARATUS - There is provided an organic light emitting device including: an anode, a cathode, and layer containing an organic compound, the layer being interposed between the anode and the cathode, in which the layer containing an organic compound contains at least one kind of the oligofluorene compound represented by the following general formula (I): | 09-11-2008 |
20090004507 | ORGANIC LIGHT EMITTING DEVICE - An organic light emitting device having a high light extraction efficiency and being excellent in an light emitting efficiency and durability is provided. The organic light emitting device includes an anode and a cathode, and a layer formed of an organic compound interposed between the anode and the cathode. The layer formed of the organic compound includes a light emitting layer, and the light emitting layer is formed of at least one organic light emitting material and an aliphatic compound, and a refractive index of the light emitting layer is 1.40 or more to 1.60 or less. | 01-01-2009 |
20090082439 | ORGANIC LIGHT-EMITTING DEVICE AND DISPLAY APPARATUS - An organic light-emitting device adapted for coating and having good emission efficiency and luminance. The organic light-emitting device employs an anode, a cathode, and a layer including an organic compound sandwiched between the anode and cathode. The layer containing the organic compound includes a bisfluorene compound represented by General Formula [1] below. | 03-26-2009 |
20090166615 | ORGANIC LIGHT-EMITTING ELEMENT AND DISPLAY DEVICE - An organic light-emitting element has an anode, a cathode, and a layer including an organic compound between the anode and the cathode. The layer including the organic compound has at least one tetracyano compound represented by at least one of Formula (1) or (2) below. | 07-02-2009 |
20090200935 | PYRENE COMPOUND AND ORGANIC LIGHT EMITTING DEVICE - An object of the present invention is to provide a novel pyrene compound. Provided is a pyrene compound represented by the following general formula (I): | 08-13-2009 |
20090218940 | PHENANTHROLINE COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING SAME - A novel phenanthroline compound is provided which is represented by the general formula [I]: | 09-03-2009 |
20100019236 | ORGANIC LIGHT EMITTING DEVICE - It is an object of the present invention to provide an organic light emitting device having a long-life optical output. The organic light emitting device according to the present invention is provided with an emission layer including at least a host material, a light emitting material, and another material, wherein the another material has a smaller ionization potential than and almost the same hole mobility as or a greater hole mobility than an ionization potential and a hole mobility of a compound which forms an emission layer-side-interface. | 01-28-2010 |
20100041171 | LIGHT-EMITTING DEVICE - To provide a light-emitting device which can emit light with high luminance and high efficiency, and is excellent in durability. The light-emitting device includes an organic compound layer containing a phenanthroline compound represented by the general formula [I] and a carbonate. | 02-18-2010 |
20100072885 | FLUORENE COMPOUND, ORGANIC LIGHT EMITTING DEVICE AND DISPLAY DEVICE USING THE FLUORENE COMPOUND - An organic light emitting device having a high efficiency and durability is provided. The organic light emitting device includes an anode, a cathode and a layer formed of an organic compound interposed between the anode and the cathode, and contains at least one kind of the fluorene compound represented by the following general formula (I) or (II): | 03-25-2010 |
20100090209 | ORGANIC EL DISPLAY APPARATUS - Provided is an organic EL display apparatus which can be driven at a low voltage and in which a red-light-emitting device uses a phosphorescent material, a green-light-emitting device uses a delayed fluorescent material, and the same material is used in the hole transport layers of the respective devices. | 04-15-2010 |
20100090238 | WHITE ORGANIC ELECTROLUMINESCENT DEVICE - A high-efficiency, white organic electroluminescent device has such a structure that its emission layer is obtained by laminating sub-emission layers of red, green, and blue, respectively. The green sub-emission layer contacting a hole transport layer has a delayed fluorescent material, and the red sub-emission layer has a phosphorescent light emitting material. | 04-15-2010 |
20100090592 | ORGANIC ELECTROLUMINESCENT DISPLAY APPARATUS - An organic electroluminescent display apparatus having organic electroluminescent devices each of which is excellent in color reproducibility and has high emission efficiency in which green organic electroluminescent devices each have a delayed fluorescent material and a microcavity, and the hole transport layer of each of the devices has the same thickness as that of the hole transport layer of each of blue organic electroluminescent devices. | 04-15-2010 |
20100090593 | ORGANIC EL DISPLAY APPARATUS - Provided is an organic EL display apparatus including an organic EL device having a delayed fluorescence material which has good internal quantum efficiency and an organic EL device having a phosphorescent material. A soaking unit is provided in a plane in which the organic EL devices are provided. | 04-15-2010 |
20110089822 | ORGANIC LIGHT EMITTING DEVICE - It is an object of the present invention to provide an organic light emitting device having a long-life optical output. The organic light emitting device according to the present invention is provided with an emission layer including at least a host material, a light emitting material, and another material, wherein the another material has a smaller ionization potential than and almost the same hole mobility as or a greater hole mobility than an ionization potential and a hole mobility of a compound which forms an emission layer-side-interface. | 04-21-2011 |
20110095284 | FUSED POLYCYCLIC AROMATIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING THE COMPOUND - Provided are a novel fused polycyclic aromatic compound having a fluoranthene skeleton and an organic light emitting device having high efficiency and high durability. The organic light emitting device includes a fused polycyclic aromatic compound represented by the following general formula [1] or [2], and the organic light emitting device includes an anode, a cathode, an organic compound layer interposed between the anode and the cathode, in which at least one layer of the organic compound layers includes at least one kind of the fused polycyclic aromatic compound represented by the following general formula [1] or [2]. | 04-28-2011 |
20130001536 | NOVEL BENZOXAZOLYL CARBAZOLE COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A novel organic compound which can be preferably used as a phosphorescent host material is provided. A benzoxazolyl carbazole compound represented by the general formula [1] shown in the specification is provided. | 01-03-2013 |
20130001537 | NOVEL ORGANIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE HAVING THE SAME - The present invention provides a novel organic compound that is chemically stable and can be used as a host material for phosphorescence emission. | 01-03-2013 |
20130156992 | ANTISTATIC POLYESTER RESIN MOLDED BODY - A molded body has a base material, a first region covering the base material, and a second region covering the first region, in which the first region has the base material and carbon nanotubes and the second region has carbon nanotubes and an ionic liquid. | 06-20-2013 |
20140255836 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, AND ELECTROPHOTOGRAPHIC APPARATUS AND PROCESS CARTRIDGE EACH INCLUDING THE ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER - A surface layer of an electrophotographic photosensitive member contains a polymerized product obtained by a polymerization reaction of a hole transporting compound having a first reactive functional group and a compound having a second reactive functional group reactable with the first reactive functional group, and a structure other than the first reactive functional group of the hole transporting compound is a structure having only a carbon atom and a hydrogen atom, or a structure having only a carbon atom, a hydrogen atom and an oxygen atom. | 09-11-2014 |
20140255837 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, AND ELECTROPHOTOGRAPHIC APPARATUS AND PROCESS CARTRIDGE EACH INCLUDING THE ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER - Provided is an electrophotographic photosensitive member excellent in suppression of image deletion and electric potential variation. The surface layer of the electrophotographic photosensitive member comprises a hole transporting substance. The hole transporting substance is one of a compound consisting of a carbon atom and a hydrogen atom, or a compound consisting of a carbon atom, a hydrogen atom, and an oxygen atom. The hole transporting substance comprises a conjugate structure containing 24 or more sp | 09-11-2014 |