Patent application number | Description | Published |
20090230849 | COMPOUND HAVING OXADIAZOLE RING STRUCTURE BONDED WITH AROMATIC HETEROCYCLIC RING AND ORGANIC ELECTROLUMINESCENT DEVICE - An object of the invention is to provide an organic compound having excellent characteristics as a material for highly efficient and highly durable organic EL devices, and also to provide a highly efficient and highly durable organic EL device. This invention relates to a compound represented by the general formula (1) having an oxadiazole ring structure bonded with an aromatic heterocycle, and to an organic electroluminescence device containing the compound: | 09-17-2009 |
20100123388 | COMPOUND WHEREIN SUBSTITUTED BIPYRIDYL GROUP IS CONNECTED WITH PYRIDOINDOLE RING STRUCTURE THROUGH PHENYLENE GROUP, AND ORGANIC ELECTROLUMINESCENT DEVICE - Objects of the present invention are to provide an organic compound having excellent properties, which is excellent in electron-injection/transport performances, has hole-blocking ability and is highly stable in a thin-film state, as a material for an organic electroluminescence device having a high efficiency and a high durability, and to provide an organic electroluminescence device having a high efficiency and a high durability using the compound. The invention relates to a compound having a substituted bipyridyl group and a pyridoindole ring structure connected with each other through a phenylene group, which is represented by the general formula (1), and an organic EL device comprising a pair of electrodes and at least one organic layer interposed between the electrodes, wherein the compound is used as a constituent material for the at least one organic layer. | 05-20-2010 |
20100230660 | COMPOUND HAVING PYRIDOINDOLE RING STRUCTURE HAVING SUBSTITUTED PYRIDYL GROUP ATTACHED THERETO, AND ORGANIC ELECTROLUMINESCENCE ELEMENT - The present invention is to provide an organic compound having excellent characteristics as a material for an organic EL device having a high efficiency and a high durability, and to provide an organic EL device having a high efficiency and a high durability by using the compound. The invention relates to a compound having a pyridoindole ring structure having a substituted pyridyl group attached thereto, which is represented by the general formula (1); and to an organic electroluminescent device comprising a pair of electrodes and at least one organic layer interposed between the electrodes, wherein at least one of the organic layer(s) contains the compound: | 09-16-2010 |
20100308322 | COMPOUND HAVING PYRIDOINDOLE RING STRUCTURE BONDED WITH SUBSTITUTED PYRIDYL GROUP, AND ORGANIC ELECTROLUMINESCENT DEVICE - Objects of the invention are to provide an organic compound having excellent properties, which is excellent in electron-injecting/transporting performance, has hole-blocking ability, and is highly stable in a thin-film state, as a material for an organic electroluminescent devices having a high-efficiency and a high durability; and to provide an organic electroluminescent device having a high-efficiency and a high durability using the compound. The invention relates to: a compound having a pyridoindole ring structure bonded with a substituted pyridyl group, which is represented by the following general formula (1); and an organic electroluminescent device comprising a pair of electrodes and at least one organic layer interposed between the electrodes, wherein the at least one organic layer contains the compound. | 12-09-2010 |
20110006291 | COMPOUND HAVING SUBSTITUTED PYRIDYL GROUP AND PYRIDOINDOLE RING STRUCTURE LINKED THROUGH PHENYLENE GROUP, AND ORGANIC ELECTROLUMINESCENT DEVICE - Objects of the present invention are to provide an organic compound having excellent properties, which is excellent in electron-injecting/transporting performances, has hole-blocking ability and is highly stable in a thin-film state, as a material for an organic electroluminescent device having a high efficiency and a high durability; and to provide an organic electroluminescent device having a high efficiency and a high durability using the compound. The invention relates to a compound having a substituted pyridyl group and a pyridoindole ring structure linked through a phenylene group, which is represented by the general formula (1); and an organic EL device comprising a pair of electrodes and at least one organic layer interposed between the electrodes, wherein the at least one organic layer contains the compound: | 01-13-2011 |
20110073852 | ORGANIC ELECTROLUMINESCENT DEVICE - A problem of the invention is to provide an organic EL device having a high efficiency, a low driving voltage and a long life, by combining various materials for organic EL device, which are excellent in an injection or transportation performance of holes or electrons, and in stability and durability in a thin film, so as to enable the respective materials to effectively reveal their characteristics. The invention relates to an organic electroluminescent device including at least an anode electrode, a hole-injecting layer, a hole-transporting layer, an emitting layer, an electron-transporting layer and a cathode electrode in this order, in which the hole-injecting layer contains an arylamine compound having, in its molecule, a structure in which three or more triphenylamine structures are connected through a single bond or a hetero atom-free divalent group; and the hole-transporting layer contains an arylamine compound having two triphenylamine structures in its molecule. | 03-31-2011 |
20110175079 | COMPOUND HAVING SUBSTITUTED ANTHRACENE RING STRUCTURE AND PYRIDOINDOLE RING STRUCTURE AND ORGANIC ELECTROLUMINESCENCE DEVICE - The present invention provides an organic compound having excellent properties, which is excellent in electron-injection/transport performance, has hole-blocking ability and is high stability in a thin-film state, as a material for an organic electroluminescence device having a high efficiency and a high durability, and provides is an organic electroluminescence device having a high efficiency and a high durability using the compound. The present invention relates to a compound having a substituted anthracene ring structure and a pyridoindole ring structure represented by general formula (1); and an organic electroluminescence device having a pair of electrodes and at least one organic layer interposed between the electrodes in which the at least one organic layer contains the compound. | 07-21-2011 |
20120012831 | COMPOUND HAVING BENZOTRIAZOLE RING STRUCTURE AND ORGANIC ELECTROLUMINESCENT ELEMENT - A compound having a benzotriazole ring structure and a formula (1): | 01-19-2012 |
20120298969 | COMPOUND HAVING PYRIDOINDOLE RING STRUCTURE HAVING SUBSTITUTED PYRIDYL GROUP ATTACHED THERETO, AND ORGANIC ELECTROLUMINESCENCE ELEMENT - The invention relates to a compound having a pyridoindole ring structure having a substituted pyridyl group of formula (1); and to an organic electroluminescent device comprising a pair of electrodes and at least one organic layer interposed between the electrodes, wherein at least one of the organic layer(s) contains the compound: | 11-29-2012 |
20130341604 | COMPOUND HAVING SUBSTITUTED ANTHRACENE RING STRUCTURE AND PYRIDOINDOLE RING STRUCTURE AND ORGANIC ELECTROLUMINESCENCE DEVICE - The present invention provides an organic compound having excellent properties, which is excellent in electron-injection/transport performance, has hole-blocking ability and is high stability in a thin-film state, as a material for an organic electroluminescence device having a high efficiency and a high durability, and provides is an organic electroluminescence device having a high efficiency and a high durability using the compound. The present invention relates to a compound having a substituted anthracene ring structure and a pyridoindole ring structure represented by general formula (1); and an organic electroluminescence device having a pair of electrodes and at least one organic layer interposed between the electrodes in which the at least one organic layer contains the compound. | 12-26-2013 |
20140021451 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device comprises, between an anode and a cathode, a hole injection layer, a hole-transporting layer, a luminous layer and an electron-transporting layer, wherein the hole injection layer contains an arylamine compound (α) having three or more triphenylamine skeletons, the hole-transporting layer contains an arylamine compound (β) having two triphenylamine skeletons, and the electron-transporting layer contains an electron-transporting compound having an anthracene ring skeleton and a pyridoindole ring skeleton. The organic EL device emits light highly efficiently, drives on a low voltage, and features excellent durability and long life. | 01-23-2014 |
20140039221 | ARYLAMINE COMPOUND USEFUL IN AN ORGANIC ELECTROLUMINESCENT DEVICE - A problem of the invention is to provide an organic EL device having a high efficiency, a low driving voltage and a long life, by combining various materials for organic EL device, which are excellent in an injection or transportation performance of holes or electrons, and in stability and durability in a thin film, so as to enable the respective materials to effectively reveal their characteristics. The invention relates to an organic electroluminescent device including at least an anode electrode, a hole-injecting layer, a hole-transporting layer, an emitting layer, an electron-transporting layer and a cathode electrode in this order, in which the hole-injecting layer contains an arylamine compound having, in its molecule, a structure in which three or more triphenylamine structures are connected through a single bond or a hetero atom-free divalent group; and the hole-transporting layer contains an arylamine compound having two triphenylamine structures in its molecule. | 02-06-2014 |
Patent application number | Description | Published |
20100066244 | COMPOUND HAVING OXADIAZOLE RING STRUCTURE SUBSTITUTED WITH PYRIDYL GROUP AND ORGANIC ELECTROLUMINESCENCE DEVICE - The present invention relates to a compound having an oxadiazole ring structure having a substituted pyridyl group connected thereto, represented by the following general formula (1). | 03-18-2010 |
20110001129 | SUBSTITUTED BIPYRIDYL COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE - [Problem] To provide an organic compound which shows an excellent electron-injecting/transporting performance, has a hole-blocking ability and shows a high stability as a film, that is, having excellent characteristics as a material for organic electroluminescent device having high efficiency and high durability; and to provide an organic EL device comprising the compound and having high efficiency and high durability. | 01-06-2011 |
20110220881 | COMPOUND HAVING TRIPHENYLSILYL GROUP AND TRIARYLAMINE STRUCTURE, AND ORGANIC ELECTROLUMINESCENT DEVICE - The invention provides a light emitting layer host compound and an electron-blocking compound that have high excited triplet levels, and can completely confine the triplet excitons of phosphorescent material, for use as the material of a high-efficient organic electroluminescent device. The invention also provides a high-efficient, high-luminance organic electroluminescent device with the use of the compounds. | 09-15-2011 |
20110272679 | COMPOUND HAVING TRIAZOLE RING STRUCTURE TO WHICH PYRIDYL GROUP IS BONDED, AND ORGANIC ELECTROLUMINESCENT DEVICE - A host compound for a light emitting layer, which is excellent in electron transporting capability and hole blocking capability, has a high triplet excitation level and is capable of completely confining triplet excitons of a phosphorescent material, is provided as a material for an organic electroluminescent device having a high efficiency, and an organic electroluminescent device having a high efficiency and a high luminance is provided by using this compound. | 11-10-2011 |
20120126220 | COMPOUND HAVING SUBSTITUTED ANTHRACENE RING STRUCTURE AND PYRIDOINDOLE RING STRUCTURE, AND ORGANIC ELECTROLUMINESCENT DEVICE - There is provided an organic compound having excellent characteristics, including excellent electron-injecting/transporting performance, hole blocking ability, and high stability in the thin-film state, for use as material of an organic electroluminescent device having high efficiency and high durability. There is also provided a high-efficient and high-durable organic electroluminescent device using the compound. The compound is represented by general formula (1) having a substituted anthracene ring structure and a pyridoindole ring structure. The organic electroluminescent device includes a pair of electrodes, and one or more organic layers sandwiched between the pair of electrodes, and the compound is used as a constituent material of at least one organic layer. | 05-24-2012 |
20120161107 | ORGANIC ELECTROLUMINESCENT DEVICE - [Problem] To provide an organic EL device having high efficiency, low driving voltage and long life by combining various materials for the organic EL device which are excellent in hole and electron injection/transport performances, stability as a thin film and durability. | 06-28-2012 |
20120228598 | COMPOUND HAVING A SUBSTITUTED ANTHRACENE RING STRUCTURE AND PYRIDOINDOLE RING STRUCTURE, AND ORGANIC ELECTROLUMINESCENT DEVICE - The present invention relates to a compound having a substituted anthracene ring structure and a pyridoindole ring structure, which is represented by the following general formula (1) or the following general formula (2); and an organic electroluminescent device having a pair of electrodes and at least one organic layer interposed therebetween, in which the compound having a substituted anthracene ring structure and a pyridoindole ring structure, which is represented by the following general formula (1) or the following general formula (2), is used as a constituent material of the aforementioned at least one organic layer. | 09-13-2012 |
20120319098 | SUBSTITUTED PYRIDYL COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT - The present invention relates to a substituted pyridyl compound represented by the following general formula (1), (2), or (3) and an organic electroluminescent element containing a pair of electrodes and at least one organic layer interposed therebetween, in which the at least one organic layer contains the substituted pyridyl compound represented by the following general formula (1), (2), or (3). | 12-20-2012 |