发明名称 |
ELECTROLUMINESCENT HOST MATERIAL |
摘要 |
An OLED device comprises a cathode, an anode, and has therebetween a light-emitting layer containing a phosphorescent emitter and a host comprising a first aluminum or gallium complex containing at least one 2-(2-hydroxyphenyl)pyridine ligand and at least one phenoxy ligand, wherein the phenoxy ligand is substituted by an amine or there is further present adjacent to the light-emitting layer on the cathode side a layer containing a second aluminum or gallium complex containing at least one 2-(2-hydroxyphenyl)pyridine ligand and at least one phenoxy ligand. |
申请公布号 |
EP1981950(B1) |
申请公布日期 |
2010.01.27 |
申请号 |
EP20060844663 |
申请日期 |
2006.11.30 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
KONDAKOV, DENIS YURIEVICH;ROYSTER, TOMMIE LEE JR.;BROWN, CHRISTOPHER TYLER |
分类号 |
C09K11/06;H01L51/00;H01L51/50;H05B33/14;H05B33/20 |
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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