Title:
有機発光素子
Document Type and Number:
Japanese Patent JP7293565
Kind Code:
B2
Abstract:
Provided is an organic light emitting device comprising a light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:wherein:Ar1, Ar2, Ar4 and Ar5 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing N, O or S;Ar3 is hydrogen, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing N, O or S;L1 to L3 are each independently a single bond or a substituted or unsubstituted C6-60 arylene;L4 to L6 are each independently a single bond or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing N, O or S;L7 is a substituted or unsubstituted C6-60 arylene;R1 is hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or of N, O and S;a is 0 to 7.
Inventors:
Kim, Min Jun
Lee, Dong Hung
Cha, Yong Bum
Sue, Sanduk
Kim, Yang Suk
Oh June Sook
Kim, Soyoung
Lee, Dong Hung
Cha, Yong Bum
Sue, Sanduk
Kim, Yang Suk
Oh June Sook
Kim, Soyoung
Application Number:
JP2021569475A
Publication Date:
June 20, 2023
Filing Date:
March 11, 2021
Export Citation:
Assignee:
LG HAUSYS,LTD.
International Classes:
H10K50/12; C09K11/06; H10K85/60
Domestic Patent References:
| JP2019524741A | ||||
| JP2018065806A | ||||
| JP2021530115A |
Foreign References:
| WO2020013448A1 | ||||
| US20200058877 | ||||
| CN110268036A | ||||
| KR1020190005522A | ||||
| KR1020190103765A | ||||
| KR1020200018229A | ||||
| WO2019093649A1 | ||||
| CN110734379A | ||||
| US20210265569 |
Attorney, Agent or Firm:
Patent Attorney Corporation RYUKA International Patent Office
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