发明名称 |
LIGHT EMITTING DEVICE HAVING DOPANTS IN A LIGHT EMITTING LAYER |
摘要 |
A light emitting device having an anode and a cathode provided on a substrate, and an organic light emitting layer between the anode and the cathode, where the organic light emitting layer includes a light emitting material and first and second dopants for improving the dispersability thereof. As the first dopant, there is employed a phosphorescent dopant. The amount of the second dopant is greater than the amount of the first dopant.
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申请公布号 |
US2008265763(A1) |
申请公布日期 |
2008.10.30 |
申请号 |
US20080147213 |
申请日期 |
2008.06.26 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
FURUGORI MANABU;OKADA SHINJIRO;TSUBOYAMA AKIRA;TAKIGUCHI TAKAO;MIURA SEISHI;MORIYAMA TAKASHI;IGAWA SATOSHI;KAMATANI JUN;IWAWAKI HIRONOBU |
分类号 |
H01L51/52;C09K11/06;H01L51/00;H01L51/30;H01L51/50 |
主分类号 |
H01L51/52 |
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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