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公开(公告)号：US20230172060A1
公开(公告)日：2023-06-01
申请号：US17978065
申请日：2022-10-31
Applicant: LG Display Co., Ltd.
Inventor： Heejun Park , Seonkeun Yoo , Soyoung Jang , Jicheol Shin , Sangbeom Kim , Sunghoon Kim , Tae Wan Lee , Dong Hun Lee , Jeonghoe Heo
IPC: H01L51/00 , C07D333/76
CPC classification number: H01L51/0061 , C07D333/76 , H01L51/006 , H01L51/001 , H01L51/0056 , H01L51/0074 , H01L51/5056
Abstract: The present disclosure provides an organic light-emitting device comprising a novel compound. When the novel compound is applied as a hole transport material to an organic light emitting device, the novel compound allows the device to have improved drive voltage, efficiency and lifespan characteristics.
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公开(公告)号：US11515480B2
公开(公告)日：2022-11-29
申请号：US16721777
申请日：2019-12-19
Applicant: LG Display Co., Ltd.
Inventor： Heejun Park , Seonkeun Yoo , Soyoung Jang , Jicheol Shin , Sangbeom Kim , Sunghoon Kim , Tae Wan Lee , Dong Hun Lee , Jeonghoe Heo
IPC: H01L51/50 , H01L51/00 , C07D333/76 , H01L51/52 , H01L27/32 , H01L27/12 , H01L29/786 , H01L51/56
Abstract: The present disclosure provides an organic light-emitting device comprising a novel compound. When the novel compound is applied as a hole transport material to an organic light emitting device, the novel compound allows the device to have improved drive voltage, efficiency and lifespan characteristics.
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公开(公告)号：US20190305227A1
公开(公告)日：2019-10-03
申请号：US16366975
申请日：2019-03-27
Applicant: LG Display Co., Ltd. , Material Science Co., Ltd.
Inventor： Seunghee Yoon , Inbum Song , Hyun Bin Kang , Jaemin Ryu , Jin Sung Kim , Tae-ho Kwak , Sunghoon Kim
IPC: H01L51/00 , C07D307/91 , C09K11/06 , C07D307/77 , C07D333/76 , C07D409/10
Abstract: The present disclosure relates to a novel organic compound and an organic electroluminescent device including the same. More specifically, the present disclosure relates to a deuterated organic compound and an organic electroluminescent device including at least one organic layer made of the deuterated organic compound. Thus, the organic electroluminescent device exhibits a longer lifetime, lower voltage implementation, and improved luminous efficiency.
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公开(公告)号：US11844270B2
公开(公告)日：2023-12-12
申请号：US16850348
申请日：2020-04-16
Applicant: LG DISPLAY CO., LTD.
Inventor： Heejun Park , Jeongdae Seo , Seonkeun Yoo , Soyoung Jang , Sunghoon Kim , Sang-Hoon Hong , Seong-Min Park , Tae Wan Lee , Sunjae Kim , Dong Hun Lee , Jeonghoe Heo , Gwangyong Kim
IPC: H01L51/00 , H01L51/52 , H01L27/32 , H01L29/786 , H01L51/05 , H01L51/50 , H10K85/60 , C07C211/54 , H10K50/15 , H10K50/844 , H10K59/123 , H10K71/00 , H10K71/16 , H10K102/00
CPC classification number: H10K85/633 , C07C211/54 , C07C2603/18 , C07C2603/74 , H01L29/7869 , H10K50/156 , H10K50/844 , H10K59/123 , H10K71/00 , H10K71/164 , H10K85/626 , H10K2102/351
Abstract: Disclosed is a novel compound and an organic light-emitting device. The novel compound is represented by the following Chemical Formula 1, and when the novel compound is used as a material for a hole transport layer of an organic light emitting device, the novel compound allows the device to have lowered drive voltage, and improved efficiency and lifespan characteristics.
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公开(公告)号：US11696497B2
公开(公告)日：2023-07-04
申请号：US16724057
申请日：2019-12-20
Applicant: LG Display Co., Ltd.
Inventor： Heejun Park , Seonkeun Yoo , Soyoung Jang , Jicheol Shin , Sangbeom Kim , Sunghoon Kim , Tae Wan Lee , Seong-Min Park
IPC: H01L51/50 , H10K85/60 , C07D333/76 , C07D409/04 , C07D307/77 , H10K50/18 , H10K50/15 , H10K50/844 , H10K59/123
CPC classification number: H10K85/636 , C07D307/77 , C07D333/76 , C07D409/04 , H10K85/633 , H10K50/156 , H10K50/18 , H10K50/844 , H10K59/123 , H10K85/615 , H10K85/6574 , H10K85/6576
Abstract: The present disclosure provides a novel compound and an organic light-emitting device comprising the same. When the novel compound is applied as a hole transport material to an organic light emitting device, the novel compound allows the device to have improved drive voltage, efficiency and lifespan characteristics.
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Patent Agency Ranking
公开(公告)号：US11342505B2
公开(公告)日：2022-05-24
申请号：US16366975
申请日：2019-03-27
Applicant: LG Display Co., Ltd. , Material Science Co., Ltd.
Inventor： Seunghee Yoon , Inbum Song , Hyun Bin Kang , Jaemin Ryu , Jin Sung Kim , Tae-Ho Kwak , Sunghoon Kim
IPC: C07D307/77 , H01L51/00 , C09K11/06 , C07D333/76 , C07D409/10 , C07D307/91 , H01L51/50
Abstract: The present disclosure relates to a novel organic compound and an organic electroluminescent device including the same. More specifically, the present disclosure relates to a deuterated organic compound and an organic electroluminescent device including at least one organic layer made of the deuterated organic compound. Thus, the organic electroluminescent device exhibits a longer lifetime, lower voltage implementation, and improved luminous efficiency.
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公开(公告)号：US12167685B2
公开(公告)日：2024-12-10
申请号：US17078155
申请日：2020-10-23
Applicant: LG Display Co., Ltd.
Inventor： InBum Song , SangBeom Kim , Sunghoon Kim , Sang-hoon Hong , Seong-min Park , TaeWan Lee , SunJae Kim , DongHun Lee , Jeonghoe Heo
IPC: H01L51/00 , C07D311/96 , C07D407/12 , C09K11/06 , H10K85/60 , H10K50/15 , H10K50/18
Abstract: The present disclosure relates to organic compounds and an organic light emitting display device using the same and more particularly, to an organic light emitting display in which an organic compound represented by the following Chemical Formula 1 is used for a hole transport layer or an electron blocking layer of the organic light emitting element to easily transport holes injected from an anode to a light emitting layer and suppress the leakage of electrons from the light emitting layer. Therefore, it is possible to provide an organic light emitting display device with high luminous efficiency and long lifetime.
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公开(公告)号：US11991926B2
公开(公告)日：2024-05-21
申请号：US16850370
申请日：2020-04-16
Applicant: LG DISPLAY CO., LTD.
Inventor： Inbum Song , Seunghee Yoon , Sunghoon Kim , Seong-Min Park , Tae Wan Lee , Jae Ho Jeong , Jiwoong Yoo
CPC classification number: H10K85/6572 , H10K85/322 , H10K85/615 , H10K85/631 , H10K85/633 , H10K85/6574 , H10K85/6576 , H10K50/11 , H10K50/15
Abstract: Disclosed is an organic electroluminescent device including a first electrode, one or more organic material layers, and a second electrode, wherein the organic material layer includes a light emitting layer, wherein one or more layers of the organic material layer contain a compound represented by Chemical Formula 1, wherein the light emitting layer contains a compound represented by Chemical Formula 2. The organic electroluminescent device has lowered drive voltage, and improved efficiency and lifespan characteristics.
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公开(公告)号：US11646319B2
公开(公告)日：2023-05-09
申请号：US17109941
申请日：2020-12-02
Applicant: LG Display Co., Ltd.
Inventor： Sunghoon Kim , Dongchae Shin , KyungMo Son
CPC classification number: H01L27/1218 , G09G2300/0408 , G09G2300/0804 , H01L25/167 , H01L27/156 , H01L27/3244 , H01L51/0097
Abstract: Embodiments of the disclosure are related to polyimide substrates and display devices, a plurality of intaglio patterns are formed on at least a portion of one surface of a polyimide substrate, a high transmissive filling is disposed inside the intaglio pattern, thus an overall transmittance of the polyimide substrate is enhanced. Furthermore, the filling having a certain range of a coefficient of thermal expansion is disposed in the intaglio pattern to maintain a heat resistance of the polyimide substrate, an element being required a high temperature process could be disposed on the polyimide substrate having an enhanced transmittance.
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公开(公告)号：US11545630B2
公开(公告)日：2023-01-03
申请号：US16675197
申请日：2019-11-05
Applicant: LG Display Co., Ltd. , MATERIAL SCIENCE CO., LTD.
Inventor： Inbum Song , Seunghee Yoon , Sunghoon Kim , Tae Wan Lee , Dong Hun Lee , Jeonghoe Heo , Seong-Min Park , Sunjae Kim
IPC: H01L51/50 , H01L51/00 , C09K11/06 , C07D209/86 , H01L51/56 , H01L51/52 , H01L27/32 , H01L27/12 , H01L29/786
Abstract: Organic electroluminescent devices with lowered driving voltages, and enhanced efficiencies and lifetimes are provided.
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