发明名称 |
ORGANIC LIGHT EMITTING DIODE HAVING HIGH EFFICIENCY AND PROCESS FOR FABRICATING THE SAME |
摘要 |
The present invention provides an organic light emitting device comprising a first electrode, a second electrode, and at least two organic material layers interposed therebetween, including a light emitting layer, wherein the organic material layers comprise at least one layer of a hole injecting layer, a hole transporting layer and a hole injecting and transporting layer, and at least one of the hole injecting layer, the hole transporting layer and the hole injecting and transporting layer comprises a material with a HOMO energy level of -4 eV or less, and a material with a LUMO energy level of -4 eV or less, and a process for preparing the same. |
申请公布号 |
EP1994118(A4) |
申请公布日期 |
2011.01.26 |
申请号 |
EP20070715641 |
申请日期 |
2007.03.14 |
申请人 |
LG CHEM, LTD. |
发明人 |
JANG, JUN-GI;KIM, CHANG-HWAN;JEONG, DONG-SEOB;JEON, SANG-YOUNG;KIM, KONG-KYEOM;CHO, WOOK-DONG;KIM, JI-EUN;JEON, BYUNG-SUN |
分类号 |
C09K11/06 |
主分类号 |
C09K11/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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