公开(公告)号：US11665918B2

公开(公告)日：2023-05-30

申请号：US16242756

申请日：2019-01-08

申请人： LG DISPLAY CO., LTD.

发明人： Mina Kim

IPC分类号： H01L51/50 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

CPC分类号： H01L51/5044 ,  H01L27/3206 ,  H01L27/3211 ,  H01L51/504 ,  H01L51/506 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5096 ,  H01L51/5265 ,  H01L51/56

摘要： An OLED (Organic Light Emitting Diode) device can include a red emission layer, a green emission layer, and a blue emission layer which are non-patterned and stacked as common layers configured such that a thickness of each of a hole transporting layer, the red emission layer, the green emission layer, and the blue emission layer is respectively less than those corresponding layers in a conventional OLED device having a red emission layer, a green emission layer, and a blue emission layer which are patterned.

公开(公告)号：US20230165131A1

公开(公告)日：2023-05-25

申请号：US17878505

申请日：2022-08-01

申请人： Samsung Display Co., Ltd.

发明人： SERAN KIM ,  CHANSEOK OH

IPC分类号： H01L51/00 ,  H01L51/50

CPC分类号： H01L51/008 ,  H01L51/0072 ,  H01L51/0067 ,  H01L51/0094 ,  H01L51/0087 ,  H01L51/506 ,  H01L51/0073 ,  H01L51/5072 ,  H01L51/5056

摘要： A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer comprises a first compound, a second compound, and a third compound, which are different from each other, and the first compound is a polycyclic compound represented by Formula 1, thereby achieving a light emitting element having high emission efficiency.

公开(公告)号：US20230147748A1

公开(公告)日：2023-05-11

申请号：US17664725

申请日：2022-05-24

申请人： Samsung Display Co., Ltd.

发明人： Hojung Syn ,  Jinwon Sun ,  Changwoong Chu

IPC分类号： H01L51/00 ,  C07D307/91 ,  C07D209/82 ,  C07D333/76 ,  C07C15/38 ,  C07C15/30 ,  C07C13/62 ,  C07D491/048 ,  C07D251/24 ,  C07F3/00 ,  C07D493/04 ,  C07D405/14 ,  C07D409/14 ,  C07D403/14 ,  C07D403/10 ,  C07D401/14 ,  C07D495/04 ,  C07D487/04 ,  C07C15/28 ,  C07F15/00

CPC分类号： H01L51/0087 ,  C07D307/91 ,  C07D209/82 ,  C07D333/76 ,  C07C15/38 ,  C07C15/30 ,  C07C13/62 ,  C07D491/048 ,  C07D251/24 ,  C07F3/006 ,  C07D493/04 ,  C07D405/14 ,  C07D409/14 ,  C07D403/14 ,  C07D403/10 ,  C07D401/14 ,  C07D495/04 ,  C07D487/04 ,  C07C15/28 ,  C07F15/0086 ,  H01L51/0062 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0052 ,  H01L51/0054 ,  H01L2251/558 ,  H01L51/506

摘要： Provided is a light-emitting device including: 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 layer including a Pt complex, and the layer has a thickness of greater than 0 Å and less than 10 Å.

公开(公告)号：US20190198791A1

公开(公告)日：2019-06-27

申请号：US16217164

申请日：2018-12-12

申请人： LG Display Co., Ltd.

发明人： Sangbeom KIM ,  Jeongdae SEO ,  Dohan KIM ,  Hyeseung KANG ,  Seonkeun YOO ,  Seunghee YOON ,  Daewon RYU ,  Jicheol SHIN

IPC分类号： H01L51/50 ,  H01L51/52 ,  H01L27/32

CPC分类号： H01L51/506 ,  H01L27/3209 ,  H01L51/5004 ,  H01L51/5203 ,  H01L51/5262

摘要： Disclosed is an organic light emitting diode and an organic light emitting display including the same, where the organic light emitting diode includes: a first electrode; a light emitting stack disposed on the first electrode; and a second electrode disposed on the light emitting stack, where the light emitting stack includes a hole transport layer and a blue light emitting layer such that the hole transport layer and the blue light emitting layer are sequentially stacked on the first electrode, where the blue light emitting layer includes a blue host material and a blue fluorescent dopant material, and the hole transport layer includes a hole transport layer material. The blue fluorescent dopant material has a higher LUMO energy level than the blue host material and the blue fluorescent dopant material has a higher HOMO energy level than the blue host material.

公开(公告)号：US20190074453A1

公开(公告)日：2019-03-07

申请号：US15576535

申请日：2016-05-04

申请人： Merck Patent GmbH

发明人： Fabrice ECKES ,  Katja STEGMAIER ,  Holger HEIL ,  Dietmar KUNKEL ,  Henning SEIM

IPC分类号： H01L51/00

CPC分类号： H01L51/0077 ,  H01L51/0003 ,  H01L51/0004 ,  H01L51/0035 ,  H01L51/0039 ,  H01L51/0043 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0079 ,  H01L51/0508 ,  H01L51/42 ,  H01L51/50 ,  H01L51/506 ,  H01L51/5088 ,  Y02E10/549 ,  Y02P70/521

摘要： The present invention relates to formulations which comprise at least one organic semiconductor, at least one metal complex and at least one solvent and the use of these formulations in electronic devices, in particular organic electroluminescent devices.

公开(公告)号：US20180212149A1

公开(公告)日：2018-07-26

申请号：US15747791

申请日：2016-07-01

申请人： Merck Patent GmbH

发明人： Jochen PFISTER ,  Teresa MUJICA-FERNAUD ,  Elvira MONTENEGRO ,  Frank STIEBER ,  Frank VOGES

IPC分类号： H01L51/00 ,  C07C211/61 ,  C07C209/68 ,  C07D307/91 ,  C07D333/76 ,  C07D209/86

CPC分类号： H01L51/006 ,  C07C209/68 ,  C07C211/61 ,  C07C2603/18 ,  C07C2603/94 ,  C07C2603/97 ,  C07D209/86 ,  C07D307/91 ,  C07D333/76 ,  C09K11/06 ,  H01L51/0052 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/506 ,  H01L51/5064 ,  H01L51/5088 ,  H01L51/5096 ,  Y02E10/549

摘要： The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.

公开(公告)号：US20180171076A1

公开(公告)日：2018-06-21

申请号：US15100054

申请日：2014-11-28

申请人： Cambridge Display Technology Limited ,  Sumitomo Chemical Co., Ltd

发明人： Kiran Kamtekar ,  Ruth Pegington

IPC分类号： C08G73/02 ,  H01L51/00 ,  C09K11/06

CPC分类号： C08G73/0266 ,  C09K11/06 ,  H01L51/0043 ,  H01L51/506 ,  H01L51/5088

摘要： A polymer having a backbone of alternating N atoms and aromatic or heteroaromatic groups including a repeating structure of formula (I) wherein: R3 independently in each occurrence is a substituent; m is 0 or a positive integer; Ar1 and Ar2 are an aryl or heteroaryl group and at least one group selected from Ar1 and Ar2 has formula (II) wherein: each x is independently 0 or a positive integer; each y is independently 0 or a positive integer, and R1 and R2 independently in each occurrence is a substituent.

公开(公告)号：US20180170902A1

公开(公告)日：2018-06-21

申请号：US15577543

申请日：2016-12-20

申请人： LG Chem, Ltd.

发明人： Miyeon Han ,  Dong Hoon Lee ,  Jungoh Huh ,  Boonjae Jang ,  Minyoung Kang ,  Dong Uk Heo ,  Min Woo Jung

IPC分类号： C07D401/04 ,  C07D215/06 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50 ,  H01L51/52

CPC分类号： C07D401/04 ,  C07D215/04 ,  C07D215/06 ,  C07D471/04 ,  C07D487/04 ,  C09K11/06 ,  C09K2211/1029 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/506 ,  H01L51/5076 ,  H01L51/5203 ,  H01M2004/027 ,  H01M2004/028 ,  Y02E10/549

摘要： The present specification relates to a compound and an organic electronic device including the same.

公开(公告)号：US09978473B2

公开(公告)日：2018-05-22

申请号：US13573676

申请日：2012-10-03

申请人： NISSAN CHEMICAL INDUSTRIES, LTD.

发明人： Venkataramanan Seshadri ,  Neetu Chopra

IPC分类号： H01B1/12 ,  H05B33/18 ,  H01L51/00 ,  C09K11/06 ,  C08F12/22 ,  C08F12/24 ,  C08F12/26 ,  C08F226/06 ,  C09D125/18 ,  H01L51/50

CPC分类号： H01B1/12 ,  C08F12/22 ,  C08F12/24 ,  C08F12/26 ,  C08F226/06 ,  C09D125/18 ,  C09K11/06 ,  C09K2211/1416 ,  C09K2211/1433 ,  C09K2211/1458 ,  C09K2211/1466 ,  C09K2211/1483 ,  H01B1/122 ,  H01B1/127 ,  H01L51/002 ,  H01L51/0059 ,  H01L51/008 ,  H01L51/0081 ,  H01L51/0082 ,  H01L51/506 ,  H05B33/18 ,  Y02E10/549 ,  C08F212/32 ,  C08F212/14

摘要： A method including combining at least one first compound in a neutral form with at least one ionic dopant in a first solvent system to provide a first doped reaction product, isolating the first doped reaction product in solid form, and combining the isolated first doped reaction product with at least one conjugated polymer in neutral form in a second solvent system to form a second doped reaction product including an oxidized form of the conjugated polymer a neutral form of the first compound is described. Advantages include better stability, ease of use, and lower metal content. Applications include organic electronic devices including OLEDs.

公开(公告)号：US09960380B2

公开(公告)日：2018-05-01

申请号：US15599263

申请日：2017-05-18

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Da Hea Im ,  Sang Hoon Yim ,  Chang Woong Chu

IPC分类号： H01L51/50 ,  H01L27/32 ,  H01L51/00

CPC分类号： H01L51/5092 ,  H01L27/3211 ,  H01L27/3276 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/506 ,  H01L2251/301

摘要： An organic light emitting diode and an organic light emitting display device, the organic light emitting diode including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and a hole transport layer between the first electrode and the emission layer, wherein the hole transport layer includes an organic material and a dipole material, the dipole material including a first component and a second component, the first component having a polarity different from that of the second component and the first component and the second component being combined with each other.