Title:
ORGANIC LIGHT-EMITTING DEVICE, METHOD FOR MANUFACTURING SAME, AND COMPOSITION FOR ORGANIC MATERIAL LAYER
Document Type and Number:
WIPO Patent Application WO/2023/171951
Kind Code:
A1
Abstract:
The present specification relates to an organic light-emitting device including a heterocyclic compound represented by chemical formula 1 and a heterocyclic compound represented by chemical formula 2, a method for manufacturing same, and a composition for an organic material layer. Accordingly, the driving voltage of the device can be lowered, light efficiency can be improved, and particularly the lifetime characteristics of the device can be improved due to thermal stability of the compounds.
Inventors:
CHAE WOO-JEONG (KR)
MO JUN-TAE (KR)
KIM DONG-JUN (KR)
MO JUN-TAE (KR)
KIM DONG-JUN (KR)
Application Number:
PCT/KR2023/002608
Publication Date:
September 14, 2023
Filing Date:
February 23, 2023
Export Citation:
Assignee:
LT MAT CO LTD (KR)
International Classes:
H10K85/60; H10K50/11
Foreign References:
| KR20190114764A | 2019-10-10 | |||
| KR20200077203A | 2020-06-30 | |||
| KR20220026210A | 2022-03-04 | |||
| KR20190135707A | 2019-12-09 | |||
| KR20200077371A | 2020-06-30 |
Attorney, Agent or Firm:
CHOI, Hee-Kyeong et al. (KR)
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