公开(公告)号：US10988447B2

公开(公告)日：2021-04-27

申请号：US15632518

申请日：2017-06-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyun Sik Chae ,  Kyungdoc Kim ,  Sae Youn Lee ,  Soonok Jeon ,  Hiroshi Miyazaki ,  Masaki Numata ,  Youngmin Nam ,  Tae-Rae Kim ,  In Koo Kim ,  Won-Joon Son ,  Won Seok Oh ,  Younsuk Choi ,  Sunghan Kim ,  Jeong-Ju Cho

IPC: C07D213/22 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

Abstract: A condensed cyclic compound represented by Formula 1: Ar1-(L1)a1-B-(L2)a2-Ar2  Formula 1 wherein, in Formula 1, groups and variables are the same as described in the specification.

公开(公告)号：US09957280B2

公开(公告)日：2018-05-01

申请号：US14667617

申请日：2015-03-24

Applicant: Samsung Electronics Co., Ltd. ,  Massachusetts Institute of Technology

Inventor： Hyun Sik Chae ,  David P. McMahon ,  Troy Van Voorhis ,  Ohyun Kwon ,  Seong Ik Hong ,  Soonok Jeon

IPC: C07D491/147 ,  H01L51/00 ,  H01L51/50 ,  H01L51/52

CPC classification number: C07D491/147 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/5012 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203

Abstract: A chemical compound is provided having a structure that includes at least one donor moiety covalently bonded to at least one acceptor moiety. For example, the compound may include an indolocarbazole moiety covalently bonded to at least one furylpyridine moiety. The compound may exhibit thermally activated delayed fluorescence and an accompanying ΔEST of no greater than about 0.25 eV. The compound finds use in OLED display technology.

公开(公告)号：US10651392B2

公开(公告)日：2020-05-12

申请号：US15225117

申请日：2016-08-01

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  President and Fellows of Harvard College

Inventor： Hyun Sik Chae ,  Soonok Jeon ,  Hosuk Kang ,  Hiroshi Miyazaki ,  Sooghang Ihn ,  Seongik Hong ,  Masaki Numata ,  Sunghan Kim ,  Rafael Gomez-Bombarelli ,  Martin B. Z. Forsythe ,  Jorge Aguilera-Iparraguirre ,  Alan Aspuru-Guzik ,  Timothy D. Hirzel

IPC: H01L51/00 ,  C07D403/10 ,  C07D403/14 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50 ,  H01L51/52

Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, and wherein the organic layer comprises a first compound represented by Formula 1 and a second compound having the lowest excited triplet energy level greater than 2.73 electron volts: wherein in Formula 1, R11 to R33 are the same as described in the specification.

公开(公告)号：US20160168162A1

公开(公告)日：2016-06-16

申请号：US14667617

申请日：2015-03-24

Applicant: Samsung Electronics, Co. Ltd. ,  Massachusetts Institute of Technology

Inventor： Hyun Sik Chae ,  David P. McMahon ,  Troy Van Voorhis ,  Ohyun Kwon ,  Seong IK Hong ,  Soonok Jeon

IPC: C07D491/147 ,  H01L51/00

CPC classification number: C07D491/147 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/5012 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203

Abstract: A chemical compound is provided having a structure that includes at least one donor moiety covalently bonded to at least one acceptor moiety. For example, the compound may include an indolocarbazole moiety covalently bonded to at least one furylpyridine moiety. The compound may exhibit thermally activated delayed fluorescence and an accompanying ΔEST of no greater than about 0.25 eV. The compound finds use in OLED display technology.

Abstract translation: 提供化合物，其具有包含至少一个与至少一个受体部分共价结合的供体部分的结构。 例如，化合物可以包括与至少一个呋喃基部分共价结合的吲哚咔唑部分。 该化合物可以表现出热激活的延迟荧光和伴随的＆Dgr; EST不大于约0.25eV。 该化合物可用于OLED显示技术。