Patent application number | Description | Published |
20100081846 | ASYMMETRIC STYRYL DERIVATIVES AND ORGANIC LIGHT EMITTING DIODE PREPARED USING THE SAME - Disclosed are asymmetric styryl derivatives and an organic light emitting diode prepared using the same. More particularly, there are provided asymmetric styryl derivatives that can provide a blue organic light emitting diode with superior thermal stability, as well as improved luminous efficiency, improved brightness, and extended lifetime, by synthesizing a novel thermally stable compound with a styryl structure represented by Formula 1, and using the compound as a dopant in an organic light emitting layer (EML) of a multilayered organic light emitting diode, and an organic light emitting diode prepared by the same. | 04-01-2010 |
20120161615 | AMINOANTHRACENE DERIVATIVE AND AN ORGANIC ELECTROLUMINESCENT ELEMENT EMPLOYING THE SAME - Disclosed are a novel amino anthracene derivative and an organic electro-luminescence device using the same. More specifically, the disclosed amino anthracene derivative has a core (e.g., indenoanthracene core) of an anthracene moiety (with a high device characteristic) linked to a fluorene moiety (with a high fluorescence characteristic), in which in the core is substituted with at least one amine group represented by Formula 2 and the disclosed organic electro-luminescence device uses the amino anthracene derivative as a light emitting layer material so as to be enhanced in efficiency, operating voltage, and life span. | 06-28-2012 |
20130009136 | TRIPHENYLENE-BASED COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING SAME - The present invention relates to a triphenylene-based compound represented by the following Formula 1 and an organic electroluminescent device including the same, and the compound of the present invention has excellent hole injection and/or transporting ability, electron transporting ability, and/or light emitting ability, and particularly, green and red light emitting ability, and thus in an organic electroluminescent device containing the same as a light emitting host material, characteristics such as luminous efficiency, luminance, thermal stability, driving voltage, service life and the like may be improved. | 01-10-2013 |
20150137111 | COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC LIGHT-EMITTING DEVICE CONTAINING THE SAME, AND DISPLAY DEVICE INCLUDING SAID ORGANIC LIGHT-EMITTING DEVICE - A compound for an organic optoelectronic device, an organic light-emitting device including the same and a display device including the organic light-emitting device are provided, and the compound for an organic optoelectronic device represented by a combination of the following Chemical Formulae 1 and 2 is provided and thus an organic light-emitting device has improved life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage. | 05-21-2015 |
20150144938 | COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC LIGHT EMITTING DIODE INCLUDING THE SAME AND DISPLAY INCLUDING THE ORGANIC LIGHT EMITTING DIODE - A compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode are disclosed and the compound for an organic optoelectronic device represented by a combination of the following Chemical Formulae 1 and 2 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage. | 05-28-2015 |
20150162542 | COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC LIGHT EMITTING DIODE INCLUDING THE SAME AND DISPLAY INCLUDING THE ORGANIC LIGHT EMITTING DIODE - Provided are a compound for an organic optoelectronic device represented by Chemical Formula 1, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The structure of Chemical Formula 1 is shown in the specification. | 06-11-2015 |
20150221874 | ORGANIC OPTOELECTRONIC ELEMENT AND DISPLAY DEVICE COMPRISING SAME - Provided are an organic optoelectronic device and a display device including the same, and the organic optoelectronic device includes an anode, a cathode and at least one organic thin layer between the anode and the cathode, wherein the organic thin layer includes an emission layer, a hole transport layer (HTL), a hole injection layer (HIL), an electron transport layer (ETL), an electron injection layer (EIL) or a combination thereof, the organic thin layer includes an emission layer and a plurality of hole transport layer (HTL), the hole transport layer (HTL) adjacent to the emission layer of the plurality of hole transport layer (HTL) includes a compound represented by Chemical Formula A-1, one of the hole transport layers (HTL) that are not adjacent to the emission layer includes a compound represented by Chemical Formula B-1. | 08-06-2015 |