一种化合物及其应用、包含其的有机电致发光器件
By using organic compounds with specific structures as electron blocking layer materials in OLED devices, the problems of improving device lifespan and efficiency have been solved, resulting in higher luminous efficiency and longer lifespan.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- BEIJING DINGCAI TECHNOLOGY CO LTD
- Filing Date
- 2021-11-25
- Publication Date
- 2026-07-17
AI Technical Summary
There is still room for improvement in the lifespan and efficiency of existing OLED devices, and higher-performance organic materials need to be developed to meet the demand for higher quality.
An organic compound with a specific structure is provided for use as an electron blocking layer material in OLED devices. It adopts a core structure with α-naphthalene and β-naphthalene connected on N, and improves the stability and hole transport performance of the material by regulating the ortho-substituents of β-naphthalene and the para-substituents of α-naphthalene.
It improves the luminous efficiency and lifespan of OLED devices, especially when used as an electron blocking layer material, significantly extending the device's lifespan and enhancing hole transport performance.
Smart Images
Figure CN116178177B_ABST