| 发明名称 |
WHITE ORGANIC LIGHT EMITTING DEVICE |
| 摘要 |
Disclosed is a white organic light emitting device in which a lifetime of a device is enhanced. The white organic light emitting device includes a first emission part between a first electrode and a second electrode and a second emission part on the first emission part. At least one among the first and second emission parts includes an emission area control layer. The white organic light emitting device includes a first emission part between a first electrode and a second electrode, a second emission part on the first emission part, and a third emission part on the second emission part. At least one among the first to third emission parts includes an emission area control layer. |
| 申请公布号 |
US2015311462(A1) |
申请公布日期 |
2015.10.29 |
| 申请号 |
US201514692600 |
申请日期 |
2015.04.21 |
| 申请人 |
LG Display Co., Ltd. |
发明人 |
Song Jae Il;Kim Dong Hyuk;Ahn So Yeon |
| 分类号 |
H01L51/50 |
主分类号 |
H01L51/50 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A white organic light emitting device comprising:
a first emission part between a first electrode and a second electrode; and a second emission part on the first emission part, wherein at least one among the first emission part and the second emission part comprises at least two emission layers and an emission area control layer (EACL) that provides separation for emission areas of the at least two emission layers and includes a second host different from a first host included in one of the at least two emission layers. |
| 地址 |
Seoul KR |
