公开(公告)号：US11895911B2

公开(公告)日：2024-02-06

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: H10K85/60 ,  C07D333/76 ,  H01L27/12 ,  H01L29/786 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/844 ,  H10K59/12 ,  H10K71/00 ,  H10K71/16 ,  H10K102/00

CPC classification number: H10K85/636 ,  C07D333/76 ,  H10K85/633 ,  H01L27/1255 ,  H01L29/7869 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/844 ,  H10K59/12 ,  H10K71/00 ,  H10K71/164 ,  H10K85/624 ,  H10K85/6576 ,  H10K2102/351

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.

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.

公开(公告)号：US11744145B2

公开(公告)日：2023-08-29

申请号：US16674966

申请日：2019-11-05

Applicant: LG Display Co., Ltd. ,  MATERIAL SCIENCE CO., LTD.

Inventor： Inbum Song ,  Seunghee Yoon ,  Heejun Park ,  Seonkeun Yoo ,  Soyoung Jang ,  Sunghoon Kim ,  Seong-Min Park ,  Tae Wan Lee ,  Sunjae Kim ,  Dong Hun Lee ,  Jeonghoe Heo

IPC: H01L51/00 ,  H10K85/60 ,  H10K50/15 ,  H10K50/16 ,  H10K50/81 ,  H10K50/82 ,  H10K50/17

CPC classification number: H10K85/624 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K50/81 ,  H10K50/82

Abstract: Disclosed is an organic electroluminescent device with lowered driving voltage, and enhanced efficiency and lifetime.

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.

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.

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.

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.