| 发明名称 |
BENZOFLUORANTHENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE ELEMENT COMPRISING SAME |
| 摘要 |
A benzofluoranthene derivative represented by the following formula (1): wherein at least one pair of “R1 and R2” and “R3 and R4” is bonded together to form a ring represented by the following formula (2): |
| 申请公布号 |
US2011147732(A1) |
申请公布日期 |
2011.06.23 |
| 申请号 |
US200913058512 |
申请日期 |
2009.08.12 |
| 申请人 |
|
发明人 |
MIZUKI YUMIKO |
| 分类号 |
H01L51/54;C07C13/62;C07C255/52;C07D221/18;C07D471/02 |
主分类号 |
H01L51/54 |
| 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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