- 专利标题： ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME
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申请号： US17384108申请日： 2021-07-23
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公开(公告)号： US20220033414A1公开(公告)日： 2022-02-03
- 发明人: So-Young JUNG , Jin-Ri HONG , Doo-Hyeon MOON , Sang-Hee CHO , Su-Hyun LEE , Du-Yong PARK , Mi-Ja LEE
- 申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- 申请人地址： KR Chungcheongnam-do
- 专利权人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- 当前专利权人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- 当前专利权人地址： KR Chungcheongnam-do
- 优先权： KR10-2020-0092465 20200724,KR10-2021-0082869 20210625
- 主分类号： C07D495/00
- IPC分类号： C07D495/00 ; C07D493/00 ; H01L51/00
摘要：
The present disclosure relates to an organic electroluminescent compound represented by formula 2′ or formula 2″, a plurality of host materials comprising at least one first host compound and at least one second host compound, and an organic electroluminescent device comprising the same. An organic electroluminescent device having improved driving voltage, luminous efficiency, power efficiency and/or lifespan properties can be provided by including the organic electroluminescent compound or a specific combination of compounds according to the present disclosure as a host material(s).
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