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 |