公开(公告)号：US09954169B2

公开(公告)日：2018-04-24

申请号：US13777736

申请日：2013-02-26

Applicant: JOLED INC.

Inventor： Tadahiko Yoshinaga ,  Tomoyuki Higo

IPC: H01L51/00 ,  C09K11/06 ,  H01L27/32 ,  H01L51/50 ,  H05B33/10

CPC classification number: H01L51/0004 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1044 ,  C09K2211/1092 ,  H01L27/3211 ,  H01L51/0059 ,  H01L51/5028 ,  H01L51/504 ,  H01L2251/552 ,  H05B33/10

Abstract: An organic EL display including lower electrodes arranged on a substrate to correspond to first organic EL elements of blue and second organic EL elements of any other color, respectively; hole injection/transport layers arranged on the lower electrodes; second organic light-emitting layers of the other color arranged on the hole injection/transport layers for the second organic EL elements; a first organic light-emitting layer of blue arranged on whole surfaces of the second organic light-emitting layers and the hole injection/transport layers for the first organic EL elements; an electron injection/transport layer arranged on a whole surface of the first light-emitting layer, the electron injection/transport layer made of a nitrogen-containing heterocyclic compound with an electron mobility of 1.0×10−6 cm2/Vs to 1.0×10−1 cm2/Vs both inclusive and having one or both of electron injection properties and electron transport properties; and an upper electrode arranged on the electron injection/transport layer.

公开(公告)号：US11678571B2

公开(公告)日：2023-06-13

申请号：US17396820

申请日：2021-08-09

Applicant: Idemitsu Kosan Co., Ltd. ,  JOLED Inc.

Inventor： Masahiro Kawamura ,  Emiko Kambe ,  Akifumi Nakamura ,  Yasunori Kijima ,  Tadahiko Yoshinaga ,  Shigeyuki Matsunami

IPC: H01L51/00 ,  C09K11/06 ,  C07D209/86 ,  C09K11/02

CPC classification number: H10K85/636 ,  C07D209/86 ,  C09K11/025 ,  C09K11/06 ,  H10K85/342 ,  H10K85/626 ,  H10K85/633 ,  H10K85/6572 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/11 ,  H10K50/14 ,  H10K50/15 ,  H10K50/17 ,  H10K50/81 ,  H10K50/82 ,  H10K85/324 ,  H10K85/611 ,  H10K85/615 ,  H10K85/622 ,  H10K85/655 ,  H10K2101/10 ,  H10K2102/103

Abstract: A compound of formula (7) is provided






wherein L4 is a linking group selected from the group consisting of:










provided that an asterisk (*) indicates the position bonding to the nitrogen atom of the carbazolyl group, R6 to R13 are independently a hydrogen atom, or a phenyl group, Ar17 is an unsubstituted phenylphenyl group, and Ar18 is a phenylphenyl group which may be substituted by a phenyl group or a naphthyl group, or a phenyl group which may be substituted by a naphthyl group.

公开(公告)号：US10833281B2

公开(公告)日：2020-11-10

申请号：US14911235

申请日：2014-08-08

Applicant: IDEMITSU KOSAN CO., LTD. ,  JOLED Inc.

Inventor： Hironori Kawakami ,  Masakazu Funahashi ,  Tadahiko Yoshinaga ,  Hiroaki Toyoshima

IPC: H01L51/00 ,  C09K11/06 ,  C07D409/10 ,  C07D471/04 ,  C07D209/94 ,  C07D409/14 ,  C07D405/14 ,  C07D307/91 ,  C07D209/86 ,  C07D405/10 ,  C07D491/048 ,  C07D251/24 ,  C07D513/04 ,  C07D333/76 ,  C07D413/04 ,  C07D403/10 ,  C07D209/14 ,  C07D471/14 ,  C07D401/10 ,  C07D403/04 ,  C07D487/04 ,  C07D403/14 ,  C07D405/12 ,  C09K11/02 ,  H01L51/50

Abstract: An organic electroluminescence composition including two or more compounds each having a specific structure combining a hole transporting ability and an electron transporting ability; an organic electroluminescence composition including one or more compounds each having a specific structure combining a hole transporting ability and an electron transporting ability and a different compound having an electron transporting skeleton; and a material for organic electroluminescence devices, a solution of a material for organic electroluminescence devices and an organic electroluminescence device, each including the aromatic heterocyclic derivative.

公开(公告)号：US09978948B2

公开(公告)日：2018-05-22

申请号：US15119843

申请日：2015-03-10

Applicant: JOLED Inc.

Inventor： Masakazu Funahashi ,  Tadahiko Yoshinaga ,  Emiko Kambe

IPC: H01L51/00 ,  C09K11/06 ,  C09D11/50 ,  C09D11/52 ,  C09D11/36 ,  C09D11/328 ,  C09D11/38 ,  C09D11/033 ,  C09D11/037 ,  C09K11/02 ,  H01L51/50

CPC classification number: H01L51/0058 ,  C09D11/033 ,  C09D11/037 ,  C09D11/328 ,  C09D11/36 ,  C09D11/38 ,  C09D11/50 ,  C09D11/52 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1022 ,  C09K2211/1088 ,  H01L51/0007 ,  H01L51/0054 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0073 ,  H01L51/0094 ,  H01L51/5012

Abstract: Provided is an ink composition including the following components (A), (B), and (C).The component (A) is an anthracene derivative represented by the following formula (A1).The component (B) is an aromatic amine derivative represented by the following formula (B1) (in the formula (B1), one or more of Ar1 to Ar4 are a heterocyclic group represented by the following formula (B1′)).The component (C) is a solvent represented by the following formula (C1) and having a boiling point of 110° C. or higher and a solubility of 1 wt % or less in water.

公开(公告)号：US20180090685A1

公开(公告)日：2018-03-29

申请号：US15829187

申请日：2017-12-01

Applicant: Idemitsu Kosan Co., Ltd. ,  JOLED Inc.

Inventor： Masahiro Kawamura ,  Emiko Kambe ,  Akifumi Nakamura ,  Yasunori Kijima ,  Tadahiko Yoshinaga ,  Shigeyuki Matsunami

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  C07D209/86 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L51/0061 ,  C07D209/86 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H01L51/0051 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0068 ,  H01L51/0072 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/5048 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/308

Abstract: An organic electroluminescent device including: an anode, a cathode, an emitting layer formed of an organic compound and interposed between the cathode and the anode, and two or more layers provided in a hole-injecting/hole-transporting region between the anode and the emitting layer; of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is in contact with the emitting layer containing a compound represented by the formula (1); and of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is interposed between the anode and the layer which is in contact with the emitting layer containing an amine derivative represented by the formula (2).

公开(公告)号：US20180040828A1

公开(公告)日：2018-02-08

申请号：US15724985

申请日：2017-10-04

Applicant: Idemitsu Kosan Co. Ltd. ,  JOLED Inc.

Inventor： Masahiro KAWAMURA ,  Emiko Kambe ,  Akifumi Nakamura ,  Yasunori Kijima ,  Tadahiko Yoshinaga ,  Shigeyuki Matsunami

IPC: H01L51/00 ,  C07D209/86 ,  C09K11/02 ,  C09K11/06 ,  H01L51/52 ,  H01L51/50

CPC classification number: H01L51/0061 ,  C07D209/86 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H01L51/0051 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0068 ,  H01L51/0072 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/5048 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/308

Abstract: An organic electroluminescent device including: an anode, a cathode, an emitting layer formed of an organic compound and interposed between the cathode and the anode, and two or more layers provided in a hole-injecting/hole-transporting region between the anode and the emitting layer; of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is in contact with the emitting layer containing a compound represented by the formula (1); and of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is interposed between the anode and the layer which is in contact with the emitting layer containing an amine derivative represented by the formula (2).

公开(公告)号：US09755149B2

公开(公告)日：2017-09-05

申请号：US14431984

申请日：2013-09-19

Applicant: JOLED Inc.

Inventor： Toshiaki Imai ,  Tadahiko Yoshinaga

IPC: H01L51/00 ,  H01L51/50 ,  C09D11/52 ,  C09K11/06 ,  H01L27/32 ,  C09D11/037 ,  C09D11/106 ,  H01L51/56

CPC classification number: H01L51/0035 ,  C09D11/037 ,  C09D11/106 ,  C09D11/52 ,  C09K11/06 ,  C09K2211/1416 ,  C09K2211/1466 ,  C09K2211/1483 ,  C09K2211/185 ,  H01L27/3206 ,  H01L27/3211 ,  H01L51/0002 ,  H01L51/0024 ,  H01L51/003 ,  H01L51/0085 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5024 ,  H01L51/5036 ,  H01L51/56 ,  H01L2227/323

Abstract: An organic EL display unit includes a first organic EL device including a first light-emitting layer that emits first color light and a second organic EL device including a second light-emitting layer that emits second color light of a shorter wavelength than the first color light. The first light-emitting layer includes, as a host material, a polymer material that does not emit the first color light or does not mainly emit the first color light, and includes, as a dopant, a low-molecular-weight material or a polymer material that emits the first color light.

公开(公告)号：US11152574B2

公开(公告)日：2021-10-19

申请号：US17106846

申请日：2020-11-30

Applicant: Idemitsu Kosan Co., Ltd. ,  JOLED Inc.

Inventor： Masahiro Kawamura ,  Emiko Kambe ,  Akifumi Nakamura ,  Yasunori Kijima ,  Tadahiko Yoshinaga ,  Shigeyuki Matsunami

IPC: H01L51/00 ,  C09K11/06 ,  C07D209/86 ,  C09K11/02 ,  H01L51/50 ,  H01L51/52

Abstract: A compound of formula (9) is provided. wherein, B1 and B2 are a methyl group, Z1 and Z2 are a hydrogen atom, X1 is an N-carbazolyl group, X2 is a —NAr21′Ar22′ group, Ar21′ is a 2-phenylphenyl group, a 3-phenylphenyl group, or a 4-phenylphenyl group, and Ar22′ is a 1-naphthyl group, a 2-naphthyl group, a 2-phenylphenyl group, a 3-phenylphenyl group, a 4-phenylphenyl group, a 2-fluorenyl group, a 9,9-dimethyl-2-fluorenyl group or a phenanthryl group. Also provided is an organic electroluminescent device comprising a compound of formula (9).

公开(公告)号：US11094888B2

公开(公告)日：2021-08-17

申请号：US15724985

申请日：2017-10-04

Applicant: Idemitsu Kosan Co., Ltd. ,  JOLED Inc.

Inventor： Masahiro Kawamura ,  Emiko Kambe ,  Akifumi Nakamura ,  Yasunori Kijima ,  Tadahiko Yoshinaga ,  Shigeyuki Matsunami

IPC: H01L51/00 ,  C07D209/86 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50 ,  H01L51/52

Abstract: An organic electroluminescent device including: an anode, a cathode, an emitting layer formed of an organic compound and interposed between the cathode and the anode, and two or more layers provided in a hole-injecting/hole-transporting region between the anode and the emitting layer; of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is in contact with the emitting layer containing a compound represented by the formula (1); and of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is interposed between the anode and the layer which is in contact with the emitting layer containing an amine derivative represented by the formula (2).

公开(公告)号：US10283717B2

公开(公告)日：2019-05-07

申请号：US15829187

申请日：2017-12-01

Applicant: Idemitsu Kosan Co., Ltd. ,  JOLED Inc.

Inventor： Masahiro Kawamura ,  Emiko Kambe ,  Akifumi Nakamura ,  Yasunori Kijima ,  Tadahiko Yoshinaga ,  Shigeyuki Matsunami

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  C07D209/86 ,  H01L51/50 ,  H01L51/52

Abstract: An organic electroluminescent device including: an anode, a cathode, an emitting layer formed of an organic compound and interposed between the cathode and the anode, and two or more layers provided in a hole-injecting/hole-transporting region between the anode and the emitting layer; of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is in contact with the emitting layer containing a compound represented by the formula (1); and of the layers which are provided in the hole-injecting/hole-transporting region, a layer which is interposed between the anode and the layer which is in contact with the emitting layer containing an amine derivative represented by the formula (2).