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1.发明公开公开(公告)号：US20240138260A1
公开(公告)日：2024-04-25
申请号：US18463978
申请日：2023-09-08
发明人： Ji-Song JUN , Hong-Se OH , Dong-Hyung LEE , Sang-Hee CHO , Du-Yong PARK , Hyun-Woo KANG , Jin-Man KIM
CPC分类号： H10K85/6574 , C09K11/02 , C09K11/06 , H10K85/40 , H10K85/615 , H10K85/622 , H10K85/633 , H10K85/654 , H10K85/6572 , H10K85/6576 , C07B2200/05 , C09K2211/1022
摘要： The present disclosure relates to a plurality of host materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. By comprising a specific combination of host compounds and/or an organic electroluminescent compound according to the present disclosure as an organic electroluminescent material, an organic electroluminescent device having low driving voltage and/or high luminous efficiency and/or long lifespan characteristics can be provided.
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公开(公告)号：US20230126428A1
公开(公告)日：2023-04-27
申请号：US18057295
申请日：2022-11-21
发明人： Bitnari KIM , Doo-Hyeon MOON , Su-Hyun LEE , Du-Yong PARK , So-Young JUNG , Hae-Yeon KIM , Sang-Hee CHO
IPC分类号： H01L51/00
摘要： The present disclosure relates to a plurality of host materials comprising a first host material having a compound represented by formula 1, and a second host material having a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having long lifetime properties while having an equivalent or improved level of power efficiency compared to conventional organic electroluminescent devices.
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3.发明公开公开(公告)号：US20230247898A1
公开(公告)日：2023-08-03
申请号：US18192182
申请日：2023-03-29
发明人： Jin-Ri HONG , Doo-Hyeon MOON , Du-Yong PARK , Young-Mook LIM
IPC分类号： H10K85/60 , C07C211/61 , C09K11/06
CPC分类号： H10K85/633 , C07C211/61 , C09K11/06 , C09K2211/1014 , H10K50/15
摘要： The present disclosure relates to an organic electroluminescent compound represented by formula 1 and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound of the present disclosure, an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan characteristics can be provided.
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4.发明申请公开(公告)号：US20220131081A1
公开(公告)日：2022-04-28
申请号：US17425681
申请日：2020-01-22
发明人： Doo-Hyeon MOON , Su-Hyun LEE , Du-Yong PARK , Sang-Hee CHO , Dong-Hyung LEE
IPC分类号： H01L51/00 , C09K11/02 , C07D409/10 , C09K11/06 , C07D405/10 , C07D405/14 , H01L51/50
摘要： The present disclosure relates to an organic electroluminescent compound represented by formula 1 and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound of the present disclosure, it is possible to provide an organic electroluminescent device having long lifetime and/or high luminous efficiency properties.
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公开(公告)号：US20220033414A1
公开(公告)日：2022-02-03
申请号：US17384108
申请日：2021-07-23
发明人： So-Young JUNG , Jin-Ri HONG , Doo-Hyeon MOON , Sang-Hee CHO , Su-Hyun LEE , Du-Yong PARK , Mi-Ja LEE
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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公开(公告)号：US20220231228A1
公开(公告)日：2022-07-21
申请号：US17501634
申请日：2021-10-14
发明人： Dong-Hyung LEE , Hyun-Woo KANG , Kyung-Hoon CHOI , Hong-Se OH , So-Mi PARK , Doo-Hyeon MOON , Du-Yong PARK , Hyun-Ju KANG
IPC分类号： H01L51/00
摘要： The present disclosure relates to an organic electroluminescent device comprising a light-emitting layer and a hole transport zone. By comprising a combination of the specific light-emitting layer and the specific hole transport zone according to the present disclosure, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan characteristics.
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7.发明申请公开(公告)号：US20210320252A1
公开(公告)日：2021-10-14
申请号：US17267469
申请日：2019-08-07
发明人： Jin-Ri Hong , Doo-Hyeon MOON , Du-Yong PARK , Young-Mock LIM
IPC分类号： H01L51/00 , C07C211/61 , C09K11/06
摘要： The present disclosure relates to an organic electroluminescent compound represented by formula 1 and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound of the present disclosure, an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan characteristics can be provided.
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公开(公告)号：US20210020849A1
公开(公告)日：2021-01-21
申请号：US16886820
申请日：2020-05-29
发明人： Bitnari KIM , Doo-Hyeon MOON , Su-Hyun LEE , Du-Yong PARK , So-Young JUNG , Hae-Yeon KIM , Sang-Hee CHO
IPC分类号： H01L51/00
摘要： The present disclosure relates to a plurality of host materials comprising a first host material having a compound represented by formula 1, and a second host material having a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having long lifetime properties while having an equivalent or improved level of power efficiency compared to conventional organic electroluminescent devices.
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公开(公告)号：US20240292746A1
公开(公告)日：2024-08-29
申请号：US18414731
申请日：2024-01-17
发明人： Hyo-Jung LEE , Jeong-Eun YANG , So-Young JUNG , Sang-Hee CHO , Du-Yong PARK
IPC分类号： H10K85/60 , C07D498/04 , C09K11/06 , H10K50/11
CPC分类号： H10K85/657 , C07D498/04 , C09K11/06 , H10K85/636 , H10K85/654 , C09K2211/1018 , H10K50/11
摘要： The present disclosure relates to an organic electroluminescent compound represented by Formula 1, an organic electroluminescent material, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound or the organic electroluminescent material of the present disclosure, an organic electroluminescent device having improved driving voltage, luminous efficiency and/or lifetime characteristics can be provided.
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10.发明公开公开(公告)号：US20240090324A1
公开(公告)日：2024-03-14
申请号：US18354235
申请日：2023-07-18
发明人： Hyo-Jung LEE , Yea-Mi SONG , Hyun-Ju KANG , Mi-Ja LEE , Doo-Hyeon MOON , Kyoung-Jin PARK , Du-Yong PARK , DaiKyu KIM
IPC分类号： H10K85/60 , C07D251/24 , C09K11/06
CPC分类号： H10K85/654 , C07D251/24 , C09K11/06 , H10K85/615 , H10K50/11
摘要： The present disclosure relates to a plurality of host materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. An organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan properties compared to a conventional organic electroluminescent device can be provided by including the specific combination of compounds according to the present disclosure as a plurality of host materials or by including the compound according to the present disclosure.
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