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Title:
ORGANIC LIGHT-EMITTING DEVICE HAVING THERMALLY ACTIVATED DELAYED FLUORESCENT MATERIAL AS LIGHT-EMITTING LAYER MATERIAL
Document Type and Number:
WIPO Patent Application WO/2022/183900
Kind Code:
A1
Abstract:
Disclosed in the present invention is an organic light-emitting device having a thermally activated delayed fluorescent material as a light-emitting layer material. The thermally activated delayed fluorescent material comprises one of a thermally activated delayed red light fluorescent material, a thermally activated delayed blue light fluorescent material, or a seven-membered ring thermally activated delayed fluorescent material. The general formula of the thermally activated delayed red light fluorescent material is: aa; the general formula of the thermally activated delayed blue light fluorescent material is: bb; the general formula of the seven-membered ring thermally activated delayed fluorescent material is: cc.

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Inventors:
MENG HONG (CN)
WU LIJIE (CN)
XUE WANGJUAN (CN)
ZHANG XINKANG (CN)
MENG ZHIMIN (CN)
HE YAOWU (CN)
Application Number:
PCT/CN2022/076179
Publication Date:
September 09, 2022
Filing Date:
February 14, 2022
Export Citation:
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Assignee:
UNIV PEKING SHENZHEN GRADUATE SCHOOL (CN)
International Classes:
C07F5/02; C07F9/80; C07F9/94; C09K11/06; H01L51/54
Domestic Patent References:
WO2020218558A12020-10-29
Foreign References:
CN113072569A2021-07-06
CN113072570A2021-07-06
CN113072571A2021-07-06
CN112930382A2021-06-08
CN112645968A2021-04-13
CN113795497A2021-12-14
CN112174992A2021-01-05
CN105431439A2016-03-23
CN112266359A2021-01-26
CN110612304A2019-12-24
CN111029477A2020-04-17
CN109671852A2019-04-23
CN110790782A2020-02-14
Attorney, Agent or Firm:
JOHNSON INTELLECTUAL PROPERTY AGENCY(SHENZHEN) (CN)
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