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41.发明公开公开(公告)号：US20240114778A1
公开(公告)日：2024-04-04
申请号：US18449386
申请日：2023-08-14
Inventor： So-Young JUNG , Hyo-Nim SHIN , Seung-Hyun YOON , Hyun-Ju KANG , Ye-Jin JEON , Tae-Jun HAN , Mi-Ja LEE , Dong-Gil KIM , Sang-Hee CHO
IPC: H10K85/60 , C07D263/52 , C07D307/77 , C09K11/06
CPC classification number: H10K85/636 , C07D263/52 , C07D307/77 , C09K11/06 , H10K50/11
Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.
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42.发明公开公开(公告)号：US20240057475A1
公开(公告)日：2024-02-15
申请号：US18331498
申请日：2023-06-08
Inventor： Hyun-Ju KANG , So-Young JUNG , Hyo-Jung LEE , Dong-Gil KIM , Tae-Jun HAN , Seung-Hyun YOON , Ye-Jin JEON , Sang-Hee CHO , Hyo-Nim SHIN , Young-Gil KIM
IPC: H10K85/60 , C07D307/91 , C09K11/06 , C07D307/77
CPC classification number: H10K85/636 , C07D307/91 , C09K11/06 , C07D307/77 , H10K50/11
Abstract: The present disclosure relates to 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. By comprising the specific combination of the compound according to the present disclosure as host materials, an organic electroluminescent device having low driving voltage, high luminous efficiency and long lifespan characteristics can be provided.
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43.发明公开公开(公告)号：US20230371374A1
公开(公告)日：2023-11-16
申请号：US18310062
申请日：2023-05-01
Inventor： Sang-Hee CHO , Young-Jae KIM , Hae-Yeon KIM , So-Young JUNG , Su-Hyun LEE , Mi-Ja LEE , So-Mi PARK , Young-Gil KIM , Hong-Se OH , Hyo-Soon PARK
CPC classification number: H10K85/6574 , H10K85/633 , H10K85/6576 , H10K85/615 , H10K85/6572 , H10K85/622 , H10K85/654 , H10K85/40 , H10K85/30 , C09K11/02 , C09K11/06 , C07B2200/05 , C09K2211/1022 , C09K2211/188
Abstract: The present disclosure relates to a plurality of host materials comprising a first host compound represented by formula 1 and a second host compound represented by formula 2 and an organic electroluminescent device comprising the same. By comprising the specific combination of the compound according to the present disclosure as host materials, an organic electroluminescent device having low driving voltage and/or high luminous efficiency and/or significantly improved lifespan characteristics can be provided.
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44.发明公开公开(公告)号：US20230157168A1
公开(公告)日：2023-05-18
申请号：US17976418
申请日：2022-10-28
Inventor： So-Young JUNG , Su-Hyun LEE , Jin-Ri HONG , Sang-Hee CHO , Mi-Ja LEE , Seung-Hyun YOON
IPC: H01L51/00 , C07F7/08 , C07D263/57 , C07D413/12 , H01L51/50
CPC classification number: H01L51/0073 , H01L51/0067 , H01L51/0052 , H01L51/0054 , H01L51/0074 , H01L51/0072 , H01L51/0064 , H01L51/0094 , H01L51/0071 , H01L51/0061 , H01L51/006 , H01L51/0059 , H01L51/0056 , C07F7/0812 , C07D263/57 , C07D413/12 , H01L51/5056 , H01L51/5012
Abstract: 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 compounds according to the present disclosure as a plurality of host materials, or by comprising the compound according to the present disclosure, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency and/or lifetime properties, compared to the conventional organic electroluminescent device.
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Patent Agency Ranking
公开(公告)号：US20230002332A1
公开(公告)日：2023-01-05
申请号：US17824449
申请日：2022-05-25
Inventor： So-Young JUNG , Su-Hyun Lee , Jin-Ri Hong , Jin-Man Kim , Hyo-Nim Shin , Sang-Hee Cho
IPC: C07D263/57 , C07D277/64 , C07D413/12 , C07D413/14 , C07F7/08 , C07D405/04 , C07D409/04 , H01L51/00
Abstract: The present disclosure relates to a plurality of host materials comprising a first host material including a compound represented by formula 1 and a second host material including a compound represented by formula 2, and an organic electroluminescent device comprising the same. In addition, the present disclosure relates to an organic electroluminescent compound, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound and/or a specific combination of compounds according to the present disclosure as host materials, an organic electroluminescent device having high luminous efficiency and long lifespan property can be provided.
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公开(公告)号：US20220102645A1
公开(公告)日：2022-03-31
申请号：US17264745
申请日：2019-06-28
Inventor： Bitnari Kim , Su-Hyun LEE , So-Young JUNG , Tae-Jun HAN , Hyo-Soon PARK , Sang-Hee CHO , Jeong-Eun YANG
IPC: H01L51/00
Abstract: The present disclosure relates to a plurality of host materials comprising at least one of a first host compound represented by formula 1 and at least one of a second host compound represented by formula 2 and an organic electroluminescent device comprising the same. By comprising the host materials, an organic electroluminescent device having low driving voltage and/or a high luminous efficiency and/or long lifespan can be provided.
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公开(公告)号：US20210193932A1
公开(公告)日：2021-06-24
申请号：US17118120
申请日：2020-12-10
Inventor： Chi-Sik Kim , Hyun KIM , Kyoung-Jin PARK , Jin-Man KIM , Hyun-Woo KANG , So-Young JUNG
IPC: H01L51/00 , C07D405/14 , C09K11/02
Abstract: The present disclosure relates to an organic electroluminescent compound, an organic electroluminescent material comprising the same, and an organic electroluminescent device. By comprising the organic electroluminescent compound according to the present disclosure, an organic electroluminescent device having improved driving voltage and/or luminous efficiency and/or lifespan characteristics can be provided, compared with the organic electroluminescent device comprising a conventional organic electroluminescent compound.
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48.发明申请公开(公告)号：US20210005822A1
公开(公告)日：2021-01-07
申请号：US16886822
申请日：2020-05-29
Inventor： Doo-Hyeon MOON , Su-Hyun LEE , Jin-Ri HONG , So-Young JUNG , Dong-Hyung LEE , Sang-Hee CHO
IPC: H01L51/00
Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound, an organic electroluminescent device having a low driving voltage and/or a high luminous efficiency and/or a long lifespan can be provided.
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49.发明申请公开(公告)号：US20200212310A1
公开(公告)日：2020-07-02
申请号：US16640082
申请日：2018-09-21
Inventor： Bitnari KIM , Su-Hyun LEE , So-Young JUNG , Hyo-Soon PARK , Tae-Jun HAN , Young-Jun CHO , Sang-Hee CHO
IPC: H01L51/00 , C07D487/04 , C07D251/24 , C07D239/74 , C07D241/42 , C09K11/02 , C09K11/06
Abstract: The present disclosure relates to a plurality of host materials and organic electroluminescent devices comprising the same. The present disclosure may provide a plurality of host materials having a composition favorable to thermal denaturation due to a low deposition temperature, while improving hole properties and electronic properties of HOMO and LUMO, by comprising separate compounds represented by formulas 1 and 2 into a light-emitting layer. By comprising the plurality of host materials of the present disclosure, it is possible to provide an organic electroluminescent device having a lower driving voltage, higher luminous efficiency and/or longer lifetime.
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