Patent application number | Description | Published |
20100171080 | TETRAMINE COMPOUND AND ORGANIC EL DEVICE - The present invention provides a tetramine compound represented by the following general formula (1): | 07-08-2010 |
20100174115 | TETRAMINE COMPOUND AND ORGANIC EL DEVICE - The present invention provides a method for producing a tetramine compound represented by formula (1): | 07-08-2010 |
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 |
20120175599 | COMPOUND HAVING CARBAZOLE RING STRUCTURE, AND ORGANIC ELECTROLUMINESCENT DEVICE - [Problem] An organic compound of excellent characteristics is provided that exhibits excellent hole-injecting/transporting performance with electron blocking ability, and that has high stability in the thin-film state and high luminous efficiency, the organic compound being provided as material for an organic electroluminescent device having high efficiency and high durability. The invention also provides a high-efficient, high-durable organic electroluminescent device using the compound. | 07-12-2012 |
20120205642 | ORGANIC ELECTROLUMINESCENT DEVICE - A high-efficiency, high-durability organic electroluminescent device, particularly a phosphorescent organic electroluminescent device is provided by using an organic compound of excellent characteristics that exhibits excellent hole-injecting/transporting performance and has high triplet exciton confining capability with an electron blocking ability, and that has high stability in the thin-film state and high luminous efficiency. | 08-16-2012 |
20120273767 | ORGANIC ELECTROLUMINESCENT DEVICE - A high-efficiency, high-durability organic electroluminescent device, particularly a phosphorescent organic electroluminescent device is provided by using an organic compound of excellent characteristics that exhibits excellent hole-injecting/transporting performance and has high triplet exciton confining capability with an electron blocking ability, and that has high stability in the thin-film state and high luminous efficiency. | 11-01-2012 |
20120292609 | COMPOUND HAVING TRIPHENYLAMINE STRUCTURE, AND ORGANIC ELECTROLUMINESCENT DEVICE - There is provided an organic compound of excellent characteristics that exhibits excellent hole-injecting/transporting performance and has an electron blocking ability and a highly stable thin-film state with excellent heat resistance. The compound of the present invention is an arylamine compound having a triphenylamine structure. The arylamine compound is used as a constituent material of at least one organic layer in an organic electroluminescent device that includes a pair of electrodes, and one or more organic layers sandwiched between the pair of electrodes. | 11-22-2012 |