Invention Application
- Patent Title: ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME
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Application No.: US17548158Application Date: 2021-12-10
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Publication No.: US20220199909A1Publication Date: 2022-06-23
- Inventor: Ji-Cheol SHIN , Jeong-Dae SEO , Shin-Han KIM
- Applicant: LG DISPLAY CO., LTD.
- Applicant Address: KR Seoul
- Assignee: LG DISPLAY CO., LTD.
- Current Assignee: LG DISPLAY CO., LTD.
- Current Assignee Address: KR Seoul
- Priority: KR10-2020-0179672 20201221
- Main IPC: H01L51/00
- IPC: H01L51/00

Abstract:
The present disclosure relates to an organic light emitting diode including a first electrode; a second electrode facing the first electrode; a first emitting part positioned between the first and second electrodes and including a first emitting material layer, a hole injection layer between the first electrode and the first emitting material layer and a first hole transporting layer between the hole injection layer and the first emitting material layer, wherein the hole injection layer includes a hole injection material, and the first hole transporting layer includes at least one of a first hole transporting material and a second hole transporting material, and wherein the first hole transporting material and the second hole transporting material are fluorene derivatives having different structures.
Information query
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