COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20200392122A1
公开(公告)日:2020-12-17
A compound represented by formula (1):
wherein R
1
to R
7
, R
11
to R
18
, L
1
to L
3
, a to c, n, and Ar are as defined in the description,
provides an organic electroluminescence device having an emission efficiency and a device lifetime further improved.
The present application relates to a compound according to formula (I), and the use thereof as a functional material in an electronic device. The compound according to formula (I) is preferably used as a hole-transporting material in an organic electroluminescence device (OLED).
ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE
申请人:Idemitsu Kosan Co., Ltd
公开号:EP3671879A1
公开(公告)日:2020-06-24
This organic electroluminescence element includes an anode, a cathode, and an organic layer disposed between the anode and the cathode. The organic layer includes a light-emitting layer and at least one layer disposed between the light-emitting layer and the anode. The light-emitting layer includes a compound represented by formula (1), and the at least one layer disposed between the light-emitting layer and the anode includes a compound represented by formula (2).
The present application relates to a compound according to formula (I), and the use thereof as a functional material in an electronic device. The compound according to formula (I) is preferably used as a hole-transporting material in an organic electroluminescence device (OLED).
Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US11053229B2
公开(公告)日:2021-07-06
A compound represented by formula (1):
wherein R1 to R7, R11 to R18, L1 to L3, a to c, n, and Ar are as defined in the description,
provides an organic electroluminescence device having an emission efficiency and a device lifetime further improved.