| 发明名称 |
ORGANIC LIGHT-EMITTING ELEMENT |
| 摘要 |
An organic light-emitting element is provided, including: an anode; a first hole assisting layer and a second hole assisting layer sequentially formed on the anode; a light-emitting layer formed on and in contact with the second hole assisting layer, the light-emitting layer including a host luminesce containing a compound having a carbazole group; at least one electron transport layer formed on the light-emitting layer; and a cathode formed on the electron transport layer, the second hole assisting layer including a hole transport compound represented by formula (I) to improve the performance of the organic light-emitting element. |
| 申请公布号 |
US2017025617(A1) |
申请公布日期 |
2017.01.26 |
| 申请号 |
US201615178737 |
申请日期 |
2016.06.10 |
| 申请人 |
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD. |
发明人 |
Huang Heh-Lung;Balaganesan Banumathy;Lu Hsuan-Lung |
| 分类号 |
H01L51/00;C09K11/06;H01L51/52 |
主分类号 |
H01L51/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An organic light-emitting element, comprising:
an anode; a first hole assisting layer and a second hole assisting layer sequentially formed on the anode, the second hole assisting layer containing a hole transport compound represented by formula (I), a light-emitting layer comprising a host luminescence containing a compound having a carbazole group; at least one electron transport layer formed on the light-emitting layer; and a cathode formed on the electron transport layer, wherein R1 and R2 independently represents hydrogen, unsubstituted phenyl, or phenyl substituted with C1-C4 alkyl, and R3 represents hydrogen, C1-C4 alkyl, C1-C4 alkoxy or chlorine. |
| 地址 |
Taoyuan City TW |
