公开(公告)号：US20240306505A1

公开(公告)日：2024-09-12

申请号：US18280741

申请日：2022-03-08

Applicant: SFC CO., LTD.

Inventor： Se-jin LEE ,  Si-in KIM ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Seung-soo LEE ,  Ji-yung KIM ,  Kyeong-hyeon KIM ,  Kyung-tae KIM ,  Myeong-jun KIM ,  Tae-gyun LEE ,  Joon-ho KIM

IPC: H10K85/60 ,  H10K50/12 ,  H10K85/40

CPC classification number: H10K85/658 ,  H10K50/12 ,  H10K85/40 ,  H10K85/615 ,  H10K85/633 ,  H10K85/636 ,  H10K85/653 ,  H10K85/654 ,  H10K85/655 ,  H10K85/6574 ,  H10K85/6576

Abstract: The present invention relates to a high-efficiency organic light-emitting device having excellent light-emitting characteristics in light-emitting efficiency, etc. by employing an anthracene derivative compound having a characteristic structure as a host in a light-emitting layer. By using the high-efficiency organic light-emitting device, according to the present invention, the organic light-emitting device can be utilized for various display devices such as flat panel, flexible, and wearable displays as well as a lighting device.

公开(公告)号：US20240196736A1

公开(公告)日：2024-06-13

申请号：US18280745

申请日：2022-03-08

Applicant: SFC CO., LTD.

Inventor： Kyeong-hyeon KIM ,  Se-jin LEE ,  Si-in KIM ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Seung-soo LEE ,  Ji-yung KIM ,  Kyung-tae KIM ,  Myeong-jun KIM ,  Tae-gyun LEE ,  Joon-ho KIM

IPC: H10K85/60 ,  C07D307/79 ,  C07D307/91 ,  C07D333/54 ,  C07D409/04 ,  C07F5/02 ,  C09K11/06

CPC classification number: H10K85/615 ,  C07D307/79 ,  C07D307/91 ,  C07D333/54 ,  C07D409/04 ,  C07F5/027 ,  C09K11/06 ,  H10K85/626 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/658 ,  H10K50/12

Abstract: The present invention relates to an organic light-emitting device employing, as a host of a light emission layer, an anthracene derivative compound having a characteristic structure by introduction of a benzofuran structure into the anthracene backbone, and as a dopant of the light emission layer, a polycyclic compound having a characteristic structure. The organic light-emitting device according to the present invention is an organic light-emitting device with significantly improved external quantum efficiency and can be advantageously utilized not only for lighting devices but also for various display devices, such as flat, flexible, and wearable displays.

公开(公告)号：US20240164206A1

公开(公告)日：2024-05-16

申请号：US18276999

申请日：2022-02-15

Applicant: SFC CO., LTD.

Inventor： Se-jin LEE ,  Si-in KIM ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Seung-soo LEE ,  Ji-yung KIM ,  Kyeong-hyeon KIM ,  Kyung-tae KIM ,  Myeong-jun KIM ,  Tae-gyun LEE ,  Joon-ho KIM

IPC: H10K85/60 ,  C07D491/048 ,  C07D493/04 ,  C09K11/06

CPC classification number: H10K85/657 ,  C07D491/048 ,  C07D493/04 ,  C09K11/06 ,  H10K85/622 ,  H10K85/6574 ,  H10K50/12

Abstract: The present invention relates to: a pyrene derivative compound having a specific structure; and a high efficiency organic light-emitting device employing the pyrene derivative compound in a light emitting layer and thus having excellent light-emitting characteristics. The organic light-emitting device according to the present invention can be configured as a high efficiency organic light-emitting device having excellent light-emitting characteristics by employing the pyrene derivative compound having the specific structure as a host in the light emitting layer, and thus can be usefully applied industrially in lighting devices, as well as various display devices such as flat, flexible, and wearable displays.

公开(公告)号：US20240155938A1

公开(公告)日：2024-05-09

申请号：US18277009

申请日：2022-02-15

Applicant: SFC CO., LTD.

Inventor： Se-jin LEE ,  Si-in KIM ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Seung-soo LEE ,  Ji-yung KIM ,  Kyeong-hyeon KIM ,  Kyung-tae KIM ,  Myeong-jun KIM ,  Tae-gyun LEE ,  Joon-ho KIM

IPC: H10K85/60 ,  C07D209/94 ,  C07D405/04 ,  C07D405/10 ,  C07D491/048 ,  C07D495/04 ,  C09K11/06

CPC classification number: H10K85/622 ,  C07D209/94 ,  C07D405/04 ,  C07D405/10 ,  C07D491/048 ,  C07D495/04 ,  C09K11/06 ,  H10K85/626 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  H10K50/12

Abstract: An organic light-emitting device according to the present invention uses a pyrene derivative compound having a characteristic structure as a host in a light-emitting layer to realize a long-lifespan and high-efficiency organic light-emitting device having excellent light-emitting characteristics in terms of lifespan and luminescence efficiency. Accordingly, the organic light-emitting device can be usefully applied, in the industrial aspect, for various display devices such as flat panel, flexible, and wearable displays, as well as lighting devices.

公开(公告)号：US20240057471A1

公开(公告)日：2024-02-15

申请号：US18268321

申请日：2021-12-28

Applicant: SFC CO., LTD.

Inventor： Se-Jin LEE ,  Seok-Bae Park ,  Si-In KIM ,  Hee-Dae KIM ,  Yeong-Tae CHOI ,  Ji-Yung KIM ,  Kyung-Tae KIM ,  Myeong-Jun KIM ,  Kyeong-hyeon KIM ,  Seung-soo LEE ,  Tae-Gyyun LEE ,  Joon-HO KIM

IPC: H10K85/60 ,  C07C15/38 ,  C09K11/06 ,  C07F5/02

CPC classification number: H10K85/626 ,  C07C15/38 ,  C09K11/06 ,  H10K85/622 ,  C07F5/027 ,  H10K85/658 ,  H10K50/12

Abstract: The present invention relates to an organic light-emitting device comprising an organic compound represented by [chemical formula A], and, more particularly, to an organic light-emitting device comprising two emission layers between a first electrode and a second electrode and using the organic compound represented by [chemical formula A] in at least one of the two emission layers, [chemical formula A] being the same as that described in the detailed description of the invention.

公开(公告)号：US20240016058A1

公开(公告)日：2024-01-11

申请号：US18037745

申请日：2021-07-29

Applicant: SFC CO., LTD.

Inventor： Si-in KIM ,  Se-jin LEE ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Ji-yung KIM ,  Kyungtae KIM ,  Myeong-jun KIM ,  Kyeong-hyeon KIM ,  Yu-rim LEE ,  Seung-soo LEE ,  Tae Gyun LEE ,  Joon-ho KIM

IPC: H10K85/60 ,  C07D307/91 ,  C09K11/02 ,  C09K11/06

CPC classification number: H10K85/6574 ,  C07D307/91 ,  H10K85/622 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12

Abstract: The present invention relates to a novel heterocyclic compound usable in an organic light-emitting device and to an organic light-emitting device comprising same, wherein [chemical formula A] and [chemical formula B] are as described in the detailed description of the invention.

公开(公告)号：US20230276706A1

公开(公告)日：2023-08-31

申请号：US18016185

申请日：2021-07-20

Applicant: SFC CO., LTD.

Inventor： Soon-wook CHA ,  Sung-woo KIM ,  Ji-won LEE ,  Se-jin LEE ,  Si-in KIM ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Seung-soo LEE ,  Ji-yung KIM ,  Kyeong-hyeon KIM ,  Kyung-tae KIM ,  Myeong-jun KIM ,  Tae-gyun LEE ,  Joon-ho KIM

IPC: H10K85/60 ,  H10K71/10 ,  C07D307/77 ,  C09K11/06 ,  C07D209/94

CPC classification number: H10K85/6574 ,  H10K71/10 ,  C07D307/77 ,  C09K11/06 ,  H10K85/622 ,  H10K85/626 ,  C07D209/94 ,  H10K85/6572 ,  H10K50/12

Abstract: Disclosed herein are pyrene heterocyclic compounds useful for an organic light-emitting diode and an organic light-emitting diode including same. More specifically, compound represented by [Chemical Formula A] or [Chemical Formula B] and an organic light-emitting diode are provided. [Chemical Formula A] and [Chemical Formula B] are as defined in the Description.

公开(公告)号：US20230183200A1

公开(公告)日：2023-06-15

申请号：US17924462

申请日：2021-05-12

Applicant: SFC CO., LTD

Inventor： Ji-yung KIM ,  Se-jin LEE ,  Yeong-tae CHOI ,  Kyung-tae KIM ,  Myeong-jun KIM ,  Kyeong-hyeon KIM

IPC: C07D307/91 ,  H10K85/60 ,  C07F7/08 ,  H10K85/40 ,  C07D333/76 ,  C07F5/02 ,  C07F9/6571 ,  C07F9/6564 ,  C07F9/6584

CPC classification number: C07D307/91 ,  H10K85/615 ,  H10K85/6574 ,  C07F7/0812 ,  H10K85/40 ,  C07D333/76 ,  H10K85/6576 ,  H10K85/622 ,  C07F5/027 ,  H10K85/658 ,  H10K85/657 ,  C07F9/657127 ,  C07F9/6564 ,  C07F9/65846 ,  H10K85/6572 ,  H10K85/636 ,  H10K85/631 ,  C07B2200/05 ,  H10K2102/301

Abstract: The present invention relates to: an anthracene derivative compound having a specific structure; and an organic light-emitting device having low-voltage driving characteristics, comprising same, and also relates to an organic light-emitting device, which employs, as a dopant compound, a polycyclic aromatic derivative compound having a specific structure together in a light-emitting layer, and thus has excellent light-emitting characteristics such as further improved low-voltage driving.

公开(公告)号：US20250143171A1

公开(公告)日：2025-05-01

申请号：US18928586

申请日：2024-10-28

Applicant: SFC CO., LTD.

Inventor： Yeon-jae CHOI ,  Si-in KIM ,  Tae-young KIM ,  Kyeong-hyeon KIM ,  Joon-ho KIM ,  Hyuk-woo JANG ,  Do-yeong CHOI ,  Seo-youn PARK ,  Kyeong-wan KIM ,  Se-jin LEE

IPC: H10K85/40 ,  C07F7/08 ,  C07F7/10 ,  C09K11/02 ,  C09K11/06 ,  H10K50/11 ,  H10K85/60 ,  H10K101/00 ,  H10K101/20

Abstract: The present invention relates to an organic compound represented by the following Formula 1, and a high-efficiency and long-lifetime organic light emitting device enabling significantly improved low voltage driving, and having long lifetime, excellent luminous efficiency and the like by employing the same as a light emitting layer host material in the device.

公开(公告)号：US20250066275A1

公开(公告)日：2025-02-27

申请号：US18719679

申请日：2022-12-14

Applicant: SFC CO., LTD.

Inventor： Se-jin LEE ,  Si-In KIM ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Kyung-tae KIM ,  Ji-yung KIM ,  Seung-soo LEE ,  Kyeong-hyeon KIM ,  Tae-gyun LEE ,  Joon-ho KIM

IPC: C07C15/60 ,  C07B59/00 ,  C07C15/62 ,  C07D307/91 ,  C07F5/02 ,  C09K11/02 ,  H10K50/12 ,  H10K85/20 ,  H10K85/60

Abstract: The present invention relates to an anthracene derivative compound having a characteristic structure in which an aryl group is introduced into a skeletal structure in which deuterium-substituted phenyl and anthracene are linked. In addition, the present invention relates to a high-efficiency, long-life organic light-emitting device of which the luminous efficiency and lifetime characteristics are significantly improved by employing a polycyclic compound having a characteristic structure as a dopant for a light-emitting layer while employing said compound as a host for the light-emitting layer. Furthermore, the present invention relates to a high-efficiency, long-life organic light-emitting device of which the luminous efficiency and lifetime characteristics are significantly improved by employing a polycyclic compound having a characteristic structure as a dopant for a light-emitting layer while forming a host of the light-emitting layer with a plurality of materials of one or more characteristic anthracene compounds in addition to said compound.