公开(公告)号：US20240349598A1

公开(公告)日：2024-10-17

申请号：US18634113

申请日：2024-04-12

Applicant: MATERIAL SCIENCE CO.,LTD.

Inventor： Ha-ni JEON ,  Tae-Wan LEE ,  Jie SONG ,  Seung-Hye JEONG

IPC: H10K85/60 ,  C07D307/91 ,  C07D405/12 ,  C07D409/12 ,  C09K11/06 ,  H10K50/15

CPC classification number: H10K85/636 ,  C07D307/91 ,  C07D405/12 ,  C07D409/12 ,  C09K11/06 ,  H10K85/633 ,  C09K2211/1018 ,  H10K50/15 ,  H10K85/615 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576

Abstract: The organic compound represented by chemical formula 1 of the present disclosure can implement excellent hole injection and hole transport characteristics. In addition, the hole transport auxiliary layer of the organic light emitting diode of the present disclosure can improve the driving voltage, efficiency, and lifetime characteristics of the organic light emitting diode by including the organic compound represented by Chemical Formula 1 of the present disclosure.

公开(公告)号：US20240349593A1

公开(公告)日：2024-10-17

申请号：US18600446

申请日：2024-03-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sujin Shin ,  Soobyung Ko ,  Seihwan Ahn ,  Eunsoo Ahn ,  Jaesung Lee ,  Mina Jeon

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  C07B2200/05 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/12

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and an organometallic compound represented by Formula 1. In addition, an electronic apparatus including the light-emitting device and the organometallic compound represented by Formula 1 are also provided.

公开(公告)号：US20240349591A1

公开(公告)日：2024-10-17

申请号：US18666935

申请日：2024-05-17

Applicant: Universal Display Corporation

Inventor： Wei-Chun SHIH ,  Alexey Borisovich DYATKIN ,  Harvey WENDT ,  Walter YEAGER ,  Marcus COLE ,  Tyler FLEETHAM ,  Pierre-Luc T. BOUDREAULT ,  Zhiqiang JI

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12 ,  H10K85/40

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/40 ,  C09K2211/1048 ,  C09K2211/185 ,  H10K50/12

Abstract: A compound having a formula of Ir(LA)n(LB)m(LC)o, wherein first ligand LA comprises a structure of Formula I,




LB comprises a structure of Formula IIA,




or Formula IIB,




and LC is a bidentate ligand. In these structures, n is 1 or 2, m is 1 or 2, o is 0 or 1, and m+n+o=3; each of moiety A, moiety D, and moiety F is a monocyclic ring or polycyclic fused ring system; moiety B is a polycyclic fused ring system; each of Z1 to Z6 and X1 to X7 is C or N; Y1 is O, S, Se, Te, P, Si, and Ge; and each RA, RB, RC, RD, RE, and RF is hydrogen or a General Substituent. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20240347523A1

公开(公告)日：2024-10-17

申请号：US18636824

申请日：2024-04-16

Applicant: Arizona Board of Regents on behalf of Arizona State University

Inventor： Jian Li

IPC: H01L25/16 ,  C09K11/06 ,  H10K50/11 ,  H10K50/82 ,  H10K50/852 ,  H10K50/854 ,  H10K50/858 ,  H10K85/30 ,  H10K101/10 ,  H10K102/00

CPC classification number: H01L25/167 ,  C09K11/06 ,  G02B6/0051 ,  H01L25/162 ,  H10K50/11 ,  H10K50/852 ,  H10K50/854 ,  H10K50/858 ,  H10K85/341 ,  H10K85/346 ,  C09K2211/185 ,  H10K50/82 ,  H10K2101/10 ,  H10K2102/331

Abstract: A hybrid LED-OLED lighting device includes a waveguide layer, a light-emitting diode (LED) array optically coupled to the waveguide layer, and an organic light-emitting diode (OLED) array. Light emitted from the LED array is provided to an edge of the waveguide layer and light emitted from the OLED array is provided to a first surface of the waveguide layer. Light emitted from the LED array and light emitted from the OLED array passes through a second surface of the waveguide layer opposite the first surface of the waveguide layer, and light emitted from the lighting device comprises the light emitted from the LED array and the light emitted from the OLED array.

公开(公告)号：US20240343974A1

公开(公告)日：2024-10-17

申请号：US18755864

申请日：2024-06-27

Applicant: DuPont Specialty Materials Korea Ltd.

Inventor： Ji-Song JUN ,  Young-Kwang KIM ,  Kyoung-Jin PARK ,  So-Mi PARK

IPC: C09K11/06 ,  H10K85/60

CPC classification number: C09K11/06 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/1022

Abstract: The present disclosure relates to an organic electroluminescent compound represented by formula 1, a plurality of host materials comprising a specific combination of compounds, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound or the specific combination of compounds according to the present disclosure as host materials, it is possible to provide an organic electroluminescent device with a longer lifetime property compared to conventional organic electroluminescent devices.

公开(公告)号：US12120952B2

公开(公告)日：2024-10-15

申请号：US16488374

申请日：2018-02-23

Applicant: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION ,  KYULUX, INC.

Inventor： Hajime Nakanotani ,  Hiroki Noda ,  Chihaya Adachi ,  Naoto Notsuka ,  Yoshitake Suzuki

IPC: H10K85/60 ,  C07D209/86 ,  C09K11/06 ,  H10K50/11 ,  H10K101/10

CPC classification number: H10K85/6572 ,  C07D209/86 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1018 ,  H10K50/11 ,  H10K2101/10

Abstract: Using a compound represented by a general formula (A)m-L-(D)n, a light-emitting device having a high emission efficiency can be provided. L is an (m+n)-valent aromatic linking group; A is a group having a positive Hammett's σp value; D is a group having a negative Hammett's σp value; m is an integer of 1 or more; n is an integer of 2 or more. Two of plural D's differ in point of the substituent condition at specific aromatic rings.

公开(公告)号：US20240341187A1

公开(公告)日：2024-10-10

申请号：US18609226

申请日：2024-03-19

Applicant: Samsung Display Co., Ltd.

Inventor： Seonhyoung Hur ,  Taeil Kim ,  Junha Park ,  Minjae Sung ,  Chanseok Oh ,  Minjung Jung

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H10K50/12 ,  H10K101/00

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  C07B2200/05 ,  C09K2211/1018 ,  H10K50/12 ,  H10K2101/90

Abstract: Embodiments provide a light-emitting device including a condensed cyclic compound and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the condensed cyclic compound. The condensed cyclic compound is represented by Formula 1, which is explained in the specification:

公开(公告)号：US20240341186A1

公开(公告)日：2024-10-10

申请号：US18592732

申请日：2024-03-01

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Takuya HARUYAMA ,  Harue OSAKA ,  Naoaki HASHIMOTO

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H10K50/12 ,  H10K101/00

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/12 ,  H10K2101/27

Abstract: An organic compound is represented by General Formula (G1). In General Formula (G1), X1 to X4 each independently represent any one of groups represented by General Formulae (g1-1) to (g1-3). Two or three of X1 to X4 represent the group represented by General Formula (g1-1) or (g1-2). R1 to R14 each independently represent any one of hydrogen (including deuterium), a straight-chain alkyl group having 1 to 10 carbon atoms, a branched alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 12 carbon atoms, a substituted or unsubstituted cycloalkyl group having 4 to 10 carbon atoms and having a bridged structure, a trialkylsilyl group having 3 to 12 carbon atoms, a alkoxy group having 2 to 10 carbon atoms, and a fluoroalkyl group having 1 to 10 carbon atoms. Ar1 to Ar4 each independently represent a substituted or unsubstituted aryl group having 6 to 30 carbon atoms or a substituted or unsubstituted heteroaryl group having 3 to 30 carbon atoms.

公开(公告)号：US20240341173A1

公开(公告)日：2024-10-10

申请号：US18747910

申请日：2024-06-19

Applicant: CANON KABUSHIKI KAISHA

Inventor： YOSUKE NISHIDE ,  HIROKAZU MIYASHITA ,  NAOKI YAMADA ,  HIRONOBU IWAWAKI ,  JUN KAMATANI ,  ITARU TAKAYA ,  HIROKI OHRUI

IPC: H10K85/60 ,  C09K11/06 ,  G03G15/04 ,  G03G15/043 ,  H10K50/12 ,  H10K101/40

CPC classification number: H10K85/626 ,  C09K11/06 ,  G03G15/04036 ,  G03G15/043 ,  H10K85/622 ,  H10K85/623 ,  C09K2211/1011 ,  H10K50/12 ,  H10K2101/40

Abstract: An organic light-emitting device including, in sequence, an anode, a light-emitting layer, a first organic compound layer in contact with the light-emitting layer, and a cathode, in which the light-emitting layer contains a host material and a guest material, the host material is a hydrocarbon compound whose carbon atoms are SP2 carbon atoms only, the hydrocarbon compound is represented by any of the following formulae [1-1] to [1-6]:




Ar1 and Ar2 are each independently selected from aryl groups, each of Ar1 and Ar2 may further contain substituents, R1 to R8 are each independently selected from a hydrogen atom and aryl groups. The guest material is a light-emitting material containing a fluoranthene skeleton, and the first organic compound layer contains a compound containing fused polycyclic hydrocarbon skeleton having three or more rings and five or less rings.

公开(公告)号：US20240341166A1

公开(公告)日：2024-10-10

申请号：US18750384

申请日：2024-06-21

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Takeyoshi WATABE ,  Satoshi SEO

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K30/00 ,  H10K50/11 ,  H10K50/16 ,  H10K50/17 ,  H10K50/84 ,  H10K59/12 ,  H10K59/38 ,  H10K59/40 ,  H10K71/00 ,  H10K71/16 ,  H10K85/60 ,  H10K102/00

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/615 ,  H10K85/626 ,  H10K85/631 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6576 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K30/00 ,  H10K50/11 ,  H10K50/16 ,  H10K50/171 ,  H10K50/84 ,  H10K59/12 ,  H10K59/38 ,  H10K59/40 ,  H10K71/00 ,  H10K71/164 ,  H10K2102/351

Abstract: An electronic device with high outcoupling efficiency or a high light-trapping effect is provided.
The electronic device includes a first layer and a second layer between a first electrode and a second electrode, the first layer is included between the first electrode and the second layer, the first layer includes a first organic compound and a first substance, the refractive index of a thin film of the first organic compound is higher than or equal to 1 and lower than or equal to 1.75, the first substance has an electron-accepting property, and the second layer has a function of emitting or absorbing light.