Title:
COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE CONTAINING THE COMPOUND
Document Type and Number:
WIPO Patent Application WO/2021/103769
Kind Code:
A1
Abstract:
The present invention relates to a compound and an organic electroluminescence device containing the compound. The compound has a structure as shown in formula (I), wherein X is selected from the group consisting of O, S, Se, CR3R4, SiR5R6, GeR7R8, and BR9. The compound can be used in organic light-emitting devices, particularly as a host material or a hole blocking layer material in an emitting layer of a device or both as the two. It can provide a higher luminous efficiency for a device, especially has the advantages such as a longer lifespan of a device, and has the potential to be applied to the AMOLED industry.
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Inventors:
YAN LIANGLIANG (CN)
CHEN SHAOFU (CN)
DAI LEI (CN)
CAI LIFEI (CN)
CHEN SHAOFU (CN)
DAI LEI (CN)
CAI LIFEI (CN)
Application Number:
PCT/CN2020/116334
Publication Date:
June 03, 2021
Filing Date:
September 19, 2020
Export Citation:
Assignee:
GUANGDONG AGLAIA OPTOELECTRONIC MAT CO LTD (CN)
International Classes:
C07D471/04; C09K11/06
Domestic Patent References:
| WO2016003171A1 | 2016-01-07 |
Foreign References:
| CN104672228A | 2015-06-03 | |||
| CN104672229A | 2015-06-03 | |||
| US9755153B2 | 2017-09-05 |
Attorney, Agent or Firm:
BEIJING ZHAOJUN UNION INTELLECTUAL PROPERTY LAW FIRM (CN)
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