公开(公告)号：US12137613B2

公开(公告)日：2024-11-05

申请号：US17767819

申请日：2020-10-12

Applicant: SFC CO., LTD

Inventor： Bong-ki Shin ,  Sung-hoon Joo ,  Byung-sun Yang ,  Ji-hwan Kim ,  Hyeon-jun Jo ,  Sung-eun Choi

IPC: H10K85/60 ,  C09K11/06 ,  H10K85/40

Abstract: The present invention relates to a novel polycyclic compound employed in an organic layer of an organoelectro luminescent device, wherein the organoelectro luminescent device employing the compound according to the present invention has remarkably improved luminous efficiency and a long lifespan. According to the present invention, it is possible to implement a highly efficient and long-life organoelectro luminescent device that can be effectively applied to various display devices.

公开(公告)号：US12281248B2

公开(公告)日：2025-04-22

申请号：US17296347

申请日：2019-11-28

Applicant: SFC CO., LTD. ,  HODOGAYA CHEMICAL CO., LTD.

Inventor： Sung-hoon Joo ,  Byung-sun Yang ,  Su-jin Kim ,  Ji-hwan Kim ,  Hyeon-jun Jo ,  Sung-eun Choi ,  Bong-ki Shin ,  Young-hwan Park ,  Shuichi Hayashi ,  Takeshi Yamamoto ,  Shunji Mochizuki ,  Yuta Hirayama

IPC: H01L51/00 ,  C07F5/02 ,  C07F11/00 ,  C09K11/06 ,  H10K85/30 ,  H10K85/60 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/844

Abstract: An organic light-emitting element according to the present invention employs a polycyclic aromatic derivative compound in a light-emitting layer inside the element, and further comprises a capping layer. Thus, the organic light-emitting element can be made highly efficient and can be useful for a device selected from among a flat panel display device, a flexible display device, a monochrome or white flat panel lighting device, and a monochrome or white flexible lighting device.

公开(公告)号：US20240341189A1

公开(公告)日：2024-10-10

申请号：US18617943

申请日：2024-03-27

Applicant: SFC CO., LTD.

Inventor： Ji-hwan Kim ,  Kyung-Hwa Park ,  Hyeon-jun Jo ,  Seong-eun Woo ,  Soo-kyung Kang ,  Da-Yeon Lee ,  Hui-Jae Choi ,  Ji-hyun Lee ,  Sung-hoon Joo

IPC: H10K85/60 ,  C07F5/02 ,  C07F7/08 ,  C09K11/06 ,  H10K50/12 ,  H10K85/40

CPC classification number: H10K85/658 ,  C07F5/027 ,  C07F7/0812 ,  C09K11/06 ,  H10K85/40 ,  C09K2211/1018 ,  H10K50/12

Abstract: Disclosed are a polycyclic compound with a specific fused ring structure and an organic light emitting device including a light emitting layer that employs the polycyclic compound. The use of the polycyclic compound ensures significantly long lifetime and improved luminous efficiency of the device.