公开(公告)号：US20230363255A1

公开(公告)日：2023-11-09

申请号：US18068734

申请日：2022-12-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Eunsuk KWON ,  Sangho PARK ,  Eunhye AN ,  Jong Soo KIM ,  Hwang Suk KIM ,  Yeon Sook CHUNG ,  Yongsik JUNG ,  Giwook KANG ,  Eunjeong CHOI

IPC: H10K85/40 ,  C07F7/08

CPC classification number: H01L51/0094 ,  C07F7/0812 ,  H01L51/5028

Abstract: Provided are a condensed cyclic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device.




The details of Formula 1 are as described herein.

公开(公告)号：US20230286989A1

公开(公告)日：2023-09-14

申请号：US18062124

申请日：2022-12-06

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Tyler FLEETHAM ,  Alfiya SULEYMANOVA

IPC: C07D487/04 ,  C07D487/22 ,  H10K85/60 ,  C07D491/22 ,  C07D487/14 ,  C07F7/08 ,  H10K85/40

CPC classification number: C07D487/04 ,  C07D487/14 ,  C07D487/22 ,  C07D491/22 ,  C07F7/0812 ,  H01L51/0055 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0094 ,  C07B2200/05

Abstract: Provided are compounds comprising as a central moiety an at least 8-membered ring to which at least four 5- or 6-membered carbocyclic or heterocyclic rings are fused. Also provided are formulations comprising these compounds. Further provided are organic light emitting devices (OLEDs) as well as related consumer products that utilize these compounds.

公开(公告)号：US20230232714A1

公开(公告)日：2023-07-20

申请号：US17976568

申请日：2022-10-28

Applicant: Samsung Display Co., Ltd.

Inventor： YESEUL LEE ,  JANG YEOL BAEK ,  HEECHOON AHN ,  HYOYOUNG LEE ,  SEOWON CHO

IPC: H01L51/00 ,  C07F5/02 ,  C07F7/08 ,  H01L51/50

CPC classification number: H01L51/0072 ,  C07F5/027 ,  H01L51/0094 ,  C07F7/0812 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0067 ,  H01L51/5024 ,  C07B2200/05

Abstract: A light emitting element that includes a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes a polycyclic compound represented by Formula 1. The light emitting element has a reduced driving voltage and an increased efficiency.

公开(公告)号：US20230232709A1

公开(公告)日：2023-07-20

申请号：US17990927

申请日：2022-11-21

Applicant: Samsung Display Co., Ltd.

Inventor： Heejoo KO ,  Changwoong CHU

IPC: H01L51/00 ,  C09K11/06

CPC classification number: H01L51/0067 ,  H01L51/0087 ,  C09K11/06 ,  H01L51/0094 ,  H01L51/0072 ,  H01L51/5016

Abstract: Provided is a light-emitting device which may include a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes a host and a dopant, the host includes a first compound and a second compound, the dopant includes a third compound and a fourth compound, the first compound, the second compound, the third compound, and the fourth compound are different from each other, the third compound is a platinum-containing organometallic compound, the platinum-containing organometallic compound includes platinum and a first ligand bonded to the platinum, the first ligand includes a carbene group, the carbon of the carbene group and the platinum are bonded together, and Expression 1 is satisfied, which is explained in the specification.

公开(公告)号：US11706973B2

公开(公告)日：2023-07-18

申请号：US17117412

申请日：2020-12-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mieun Jun ,  Jongwoo Kim ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/50 ,  H01L51/00 ,  C07C211/54 ,  C07F7/08 ,  C07D209/82 ,  C07F5/02 ,  C07D313/06

CPC classification number: H01L51/006 ,  C07C211/54 ,  C07D209/82 ,  C07D313/06 ,  C07F5/027 ,  C07F7/0812 ,  H01L51/008 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0055 ,  H01L51/0057 ,  H01L51/0061 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/50 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096

Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same. The organic light-emitting device may include a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode. The organic layer may include the condensed cyclic compound represented by Formula 1:




In Formula 1, rings A1, A2, and A3 may each be independently a C5-C60 carbocyclic group or a C2-C30 heterocyclic group, and n1 to n3 may each be independently 0 or 1, provided that the sum of n1, n2, and n3 is 1. In addition, the descriptions of X1, L1 to L9, a1 to a9, Ar1 to Ar6, b1 to b6, R1 to R3, and c1 to c3 are as defined in the present specification.

公开(公告)号：US20230217819A1

公开(公告)日：2023-07-06

申请号：US17932594

申请日：2022-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： Ryuhei FURUE

IPC: H01L51/00 ,  C07D471/22 ,  H01L51/50

CPC classification number: H01L51/0072 ,  H01L51/006 ,  H01L51/0071 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0052 ,  C07D471/22 ,  H01L51/0067 ,  H01L51/0094 ,  H01L51/0087 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5012 ,  C07B2200/05

Abstract: A light emitting element that includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes a polycyclic compound represented by Formula 1. The light emitting element shows a high emission efficiency and long-life characteristics.

公开(公告)号：US20230210001A1

公开(公告)日：2023-06-29

申请号：US18074194

申请日：2022-12-02

Applicant: LG Display Co., Ltd.

Inventor： Joon-Beom IM ,  In-Ae SHIN ,  Han-Jin AHN ,  Jun-Yun KIM

IPC: H10K85/60 ,  H10K50/818 ,  H10K50/828 ,  H10K59/35 ,  H10K59/38 ,  H10K85/30 ,  H10K85/40

CPC classification number: H01L51/0071 ,  H01L51/5218 ,  H01L51/5234 ,  H01L27/3211 ,  H01L27/322 ,  H01L51/0072 ,  H01L51/0087 ,  H01L51/0067 ,  H01L51/0094 ,  H01L51/0054

Abstract: An organic light emitting diode can include a reflective electrode, a transparent electrode facing the reflective electrode, and a first emitting part including a first blue emitting material layer and positioned between the reflective electrode and the transparent electrode, a second emitting part including a second blue emitting material layer and positioned between the first emitting part and the transparent electrode, and a charge generation layer positioned between the first and second emitting parts. The first blue emitting material layer includes a fluorescent compound, and the second blue emitting material layer includes a fluorescent compound and a phosphorescent compound. A difference between a second emission peak intensity of the fluorescent compound in the second blue emitting material layer and a second emission peak intensity of the fluorescent compound in the first blue emitting material layer is 0.1 or less.

公开(公告)号：US20230200212A1

公开(公告)日：2023-06-22

申请号：US18062106

申请日：2022-12-06

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Elena SHEINA ,  Hsiao-Fan CHEN

IPC: H10K85/40 ,  C07F7/08 ,  C09K11/06

CPC classification number: H01L51/0094 ,  C07F7/0816 ,  C09K11/06 ,  H01L51/5016

Abstract: Provided are organic and organometallic compounds which have a cyclic structure and which comprise at least one of SiR1R2, GeR1R2, P═O, and Se in the cyclic structure. Also provided are formulations comprising these organic and organometallic compounds. Further provided are organic light-emitting devices (OLEDs) and related consumer products that utilize these organic and organometallic compounds.

公开(公告)号：US20230192738A1

公开(公告)日：2023-06-22

申请号：US18062149

申请日：2022-12-06

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Neil PALMER ,  Wei-Chun SHIH ,  Derek Ian WOZNIAK ,  Zhiqiang JI ,  Morgan C. MACINNIS ,  Hsiao-Fan CHEN ,  Peter WOLOHAN ,  George FITZGERALD ,  Elena SHEINA ,  Noah HORWITZ ,  Pierre-Luc T. BOUDREAULT ,  Chun LIN ,  Rasha HAMZE ,  Tyler FLEETHAM

IPC: C07F15/00 ,  H10K85/30 ,  H10K85/60 ,  H10K85/40 ,  H10K50/12

CPC classification number: C07F15/0033 ,  H01L51/0085 ,  C07F15/0086 ,  H01L51/0087 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0064 ,  H01L51/0054 ,  H01L51/0094 ,  H01L51/0052 ,  H01L51/5024

Abstract: A compound comprising a first ligand LA comprising a structure of Formula I,







is provided. In Formula I, moieties A, B, C, and D are each independently a monocyclic ring or a multicyclic fused ring system; each of X1 to X8 is C or N; each independently represents a single bond or a double bond; each of L1, L2, L3, and L4 is independently a direct bond or a linking group; each R, R′, R″, RA, RB, RC, and RD is a hydrogen or a General Substituent; any two adjacent R, R′, R″, RA, RB, RC, and RD may be joined or fused to form a ring; and LA is coordinated to a transition metal M. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20230192730A1

公开(公告)日：2023-06-22

申请号：US18062113

申请日：2022-12-06

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Jerald FELDMAN ,  Tyler FLEETHAM ,  Chun LIN

IPC: C07F7/08 ,  H10K85/40 ,  H10K85/60 ,  H10K85/30

CPC classification number: C07F7/0812 ,  H01L51/0094 ,  H01L51/0073 ,  H01L51/0055 ,  H01L51/0072 ,  H01L51/0067 ,  H01L51/008 ,  H01L51/0071 ,  C07B2200/05

Abstract: Provided are organic compounds comprising a central eight-membered ring which is formed by connecting four 6-membered aromatic rings. The compound further comprises a first and a second chemical structure which are selected from Formulas II-VI. Also provided are formulations comprising these compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these compounds.