公开(公告)号：US20200377492A1

公开(公告)日：2020-12-03

申请号：US16817820

申请日：2020-03-13

Applicant: P&H TECH Co., Ltd

Inventor： Seo-Yong HYUN ,  Seok-Keun YOON

IPC: C07D413/14 ,  H01L51/00 ,  C07D417/14

Abstract: Disclosed is a novel organic electroluminescent compound represented by Formula (I): The organic electroluminescent compound is employed as a material for at least one organic layer of an organic electroluminescent device such as a light emitting layer, a hole transport layer, an electron transport layer, an electron blocking layer, and/or a capping layer, achieving excellent luminescent properties (including high luminous efficiency and quantum efficiency) of the device. Also disclosed is an organic electroluminescent device including the organic electroluminescent compound.

公开(公告)号：US20240397813A1

公开(公告)日：2024-11-28

申请号：US18291697

申请日：2021-09-27

Applicant: P&H TECH Co., Ltd

Inventor： Seo-Yong HYUN ,  Gwan-hee PARK ,  Jun-Yeong CHANG

IPC: H10K85/60 ,  C07D203/04 ,  C07D207/267 ,  C07D207/27 ,  C07D211/76 ,  C07D401/14 ,  C07D405/14 ,  C09K11/06 ,  H10K50/858

Abstract: The present invention relates to an organic compound and an organic light emitting device comprising same, the organic compound being employed in a light efficiency improving layer, which is provided in an organic light emitting device, so as to increase the light efficiency of the device, and thus enables low-voltage driving of the device and excellent device characteristics such as excellent color purity and improved luminous efficiency to be implemented. Therefore, the present invention can be industrially and effectively used in various lighting and display devices and the like.

公开(公告)号：US11889754B2

公开(公告)日：2024-01-30

申请号：US16985079

申请日：2020-08-04

Applicant: LG Display Co., Ltd ,  P&H TECH

Inventor： Ji-Cheol Shin ,  Seon-Keun Yoo ,  Jeong-Dae Seo ,  Sang-Beom Kim ,  Hee-Jun Park ,  Seo-Yong Hyun ,  Seok-Keun Yoon

IPC: C07D403/10 ,  H10K85/60 ,  C07D403/14 ,  C07D519/00 ,  C07D413/04 ,  C09K11/06 ,  C07D413/14 ,  H10K50/15 ,  H10K50/17 ,  H10K50/13 ,  H10K59/12 ,  H10K59/38

CPC classification number: H10K85/654 ,  C07D403/10 ,  C07D403/14 ,  C07D413/04 ,  C07D413/14 ,  C07D519/00 ,  C09K11/06 ,  H10K85/6572 ,  C09K2211/1018 ,  H10K50/131 ,  H10K50/15 ,  H10K50/17 ,  H10K59/12 ,  H10K59/38

Abstract: The present disclosure provides an organic compound of the following formula and an organic light emitting diode and an OLED device including the same.

公开(公告)号：US11629142B2

公开(公告)日：2023-04-18

申请号：US16817820

申请日：2020-03-13

Applicant: P&H TECH Co., Ltd

Inventor： Seo-Yong Hyun ,  Seok-Keun Yoon

IPC: C07D413/14 ,  C07D417/14 ,  H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: Disclosed is a novel organic electroluminescent compound represented by Formula (I): The organic electroluminescent compound is employed as a material for at least one organic layer of an organic electroluminescent device such as a light emitting layer, a hole transport layer, an electron transport layer, an electron blocking layer, and/or a capping layer, achieving excellent luminescent properties (including high luminous efficiency and quantum efficiency) of the device. Also disclosed is an organic electroluminescent device including the organic electroluminescent compound.

公开(公告)号：US20220093899A1

公开(公告)日：2022-03-24

申请号：US17470495

申请日：2021-09-09

Applicant: P&H TECH Co., Ltd

Inventor： Seo-Yong HYUN ,  Seok-Keun YOON ,  Do Yeol YOON ,  Eunji KO

IPC: H01L51/52

Abstract: The present invention relates to an organic light emitting diode which complexly includes capping layers having different refractive indexes to improve light extraction efficiency, reduce a driving voltage, and improve current efficiency.