Title:
NOVEL BORON-CONTAINING ORGANIC COMPOUND AND APPLICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/089415
Kind Code:
A1
Abstract:
The present invention relates to a compound and an application thereof. The compound has the structure as shown in formula (1). The compound provided in the present invention introduces substituted aryl groups containing N atoms in B-N resonant materials. The substituted aryl groups containing N atoms are substituted on an aromatic ring directly linked to the central B and N atoms. When the compound in the present application is applied to an organic electroluminescence device, especially to a luminescent layer material, the carrier transport and balance in the device can be effectively improved, to ensure that the device achieves excellent effects of high luminous efficiency and low starting voltage.
Inventors:
LI GUOMENG (CN)
LI YILANG (CN)
SUN LEI (CN)
XU CHAO (CN)
ZENG LICHANG (CN)
LI YILANG (CN)
SUN LEI (CN)
XU CHAO (CN)
ZENG LICHANG (CN)
Application Number:
PCT/CN2021/126355
Publication Date:
May 05, 2022
Filing Date:
October 26, 2021
Export Citation:
Assignee:
BEIJING ETERNAL MAT TECH CO LTD (CN)
International Classes:
C09K11/06; C07F5/02; H01L51/50; H01L51/54
Foreign References:
| CN112028913A | 2020-12-04 | |||
| CN112979687A | 2021-06-18 | |||
| CN112745342A | 2021-05-04 | |||
| CN111943966A | 2020-11-17 | |||
| CN111574543A | 2020-08-25 | |||
| CN108137618A | 2018-06-08 |
Attorney, Agent or Firm:
BEIJING FIWIS INTELLECTUAL PROPERTY LAW FIRM (CN)
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