发明名称 |
ORGANIC LIGHT-EMITTING ELEMENT |
摘要 |
<p>Provided is an organic light-emitting element having a high current density during drive time. The organic light-emitting element has: a positive electrode and a negative electrode; a light-emitting layer which is between the positive electrode and the negative electrode; and between the positive electrode and the light-emitting layer in the following order, a first functional layer containing a first organic compound, a second functional layer containing a second organic compound, and a hole-transportation layer from the positive electrode. The first organic compound is an electron-accepting organic compound and the second organic compound has a condensed ring or at least 3 aromatic rings.</p> |
申请公布号 |
WO2011132698(A1) |
申请公布日期 |
2011.10.27 |
申请号 |
WO2011JP59688 |
申请日期 |
2011.04.20 |
申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED;IWASAKI, MASATAKA |
发明人 |
IWASAKI, MASATAKA |
分类号 |
H01L51/50;C08G61/10;C09K11/06 |
主分类号 |
H01L51/50 |
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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