Title:
DEUTERATED COMPOSITION, ORGANIC ELECTROLUMINESCENT DEVICE, AND DISPLAY APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/202377
Kind Code:
A1
Abstract:
The present application provides a deuterated composition, an organic electroluminescent device, and a display apparatus. The deuterated composition comprises a deuterated mixture prepared from compound A by means of a deuteration reaction. The compound A has a structure represented by formula I. By using the deuterated composition as a hole layer material, the prepared OLED device may have low driving voltage, high current efficiency, and prolonged service life.
Inventors:
WANG ZHANQI (CN)
WANG XUELAN (CN)
LI ZHIQIANG (CN)
QI JIANBAO (CN)
LU JINBO (CN)
HUANG CHANGGANG (CN)
KIM JIN WOO (CN)
WANG XUELAN (CN)
LI ZHIQIANG (CN)
QI JIANBAO (CN)
LU JINBO (CN)
HUANG CHANGGANG (CN)
KIM JIN WOO (CN)
Application Number:
PCT/CN2023/086303
Publication Date:
October 26, 2023
Filing Date:
April 04, 2023
Export Citation:
Assignee:
FUYANG SINEVA MAT TECH CO LTD (CN)
International Classes:
C07D307/91; C07C255/58; C07D333/70; C07D405/12; C07D409/14; C09K11/06; H10K50/11; H10K85/60
Domestic Patent References:
| WO2022071350A1 | 2022-04-07 |
Foreign References:
| TW201305106A | 2013-02-01 | |||
| CN114075132A | 2022-02-22 | |||
| CN113651663A | 2021-11-16 | |||
| CN111465599A | 2020-07-28 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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