公开(公告)号：US20170047527A1

公开(公告)日：2017-02-16

申请号：US15305677

申请日：2015-04-29

Applicant: Rohm and Haas Electronic Materials Korea Ltd.

Inventor： Seon-Woo Lee ,  Su-Hyun Lee ,  Young-Kwang Kim ,  Hee-Choon Ahn ,  Doo-Hyeon Moon ,  Ji-Song Jun ,  Jae-Hoon Shim ,  Kyoung-Jin Park ,  Nam-Kyun Kim ,  Kyung-Hoon Choi ,  Chi-Sik Kim ,  Young-Jun Cho ,  Bitnari Kim

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

CPC classification number: H01L51/0072 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0061 ,  H01L51/0065 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0077 ,  H01L51/0085 ,  H01L51/0094 ,  H01L51/5016 ,  H01L2251/5384

Abstract: The present disclosure relates to an organic electroluminescent device comprising an anode, a cathode, and an organic layer between the anode and the cathode, wherein the organic layer comprises one or more light-emitting layers; and at least one light-emitting layer comprises one or more dopant compounds and two or more host compounds. The organic electroluminescent device of the present disclosure has low driving voltage, high color purity, high luminous efficiency, and a long lifespan.

Abstract translation: 本公开涉及一种在阳极和阴极之间包括阳极，阴极和有机层的有机电致发光器件，其中所述有机层包括一个或多个发光层; 并且至少一个发光层包含一种或多种掺杂剂化合物和两种或更多种宿主化合物。 本公开的有机电致发光器件具有低驱动电压，高纯度，高发光效率和长寿命。

公开(公告)号：US20150171346A1

公开(公告)日：2015-06-18

申请号：US14624835

申请日：2015-02-18

Applicant: Rohm and Haas Electronic Materials Korea Ltd.

Inventor： Hee-Choon Ahn ,  Seok-Keun Yoon ,  Doo-Hyeon Moon ,  Hee-Sook Kim ,  Su-Hyun Lee ,  Hyo-Nim Shin ,  Kyung-Joo Lee ,  Kyoung-Jin Park ,  Nam-Kyun Kim ,  Young-Jun Cho ,  Hyuck-Joo Kwon ,  Bong-Ok Kim

IPC: H01L51/00 ,  C07D403/14 ,  C07D409/14 ,  C07D405/14

CPC classification number: H01L51/0072 ,  C07D401/04 ,  C07D403/04 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0052 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5024 ,  H01L51/5072 ,  H01L51/5092 ,  H05B33/14

Abstract: The present invention relates to a novel organic electroluminescent compound and an organic electroluminescent device using the same. Said organic luminescent compound provides an organic electroluminescent device which has high luminous efficiency and a long operation lifetime and requires a low driving voltage improving power efficiency and power consumption.

Abstract translation: 本发明涉及新颖的有机电致发光化合物和使用其的有机电致发光器件。 所述有机发光化合物提供了具有高发光效率和长使用寿命的有机电致发光器件，并且需要低驱动电压来提高功率效率和功率消耗。

公开(公告)号：US12102001B2

公开(公告)日：2024-09-24

申请号：US17188999

申请日：2021-03-01

Applicant: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

Inventor： Young-Kwang Kim ,  Hong-Se Oh ,  Ji-Song Jun ,  Chi-Sik Kim ,  Kyoung-Jin Park ,  Doo-Hyeon Moon

IPC: H10K85/60 ,  C07D491/18 ,  C09K11/06 ,  H10K50/11 ,  H10K101/00 ,  H10K101/10

CPC classification number: H10K85/657 ,  C07D491/18 ,  C09K11/06 ,  H10K85/6572 ,  C09K2211/1018 ,  H10K50/11 ,  H10K2101/10 ,  H10K2101/90

Abstract: The present disclosure relates to an organic electroluminescent compound, an organic electroluminescent material comprising the same, and an organic electroluminescent device. By comprising the organic electroluminescent compound according to the present disclosure, an organic electroluminescent device having low driving voltage and/or high luminous efficiency and/or long lifespan can be provided.

公开(公告)号：US11917907B2

公开(公告)日：2024-02-27

申请号：US17532294

申请日：2021-11-22

Applicant: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

Inventor： Kyoung-Jin Park ,  Tae-Jin Lee ,  Jae-Hoon Shim ,  Yoo Jin Doh ,  Hee-Choon Ahn ,  Young-Kwang Kim ,  Doo-Hyeon Moon ,  Jeong-Eun Yang ,  Su-Hyun Lee ,  Chi-Sik Kim ,  Ji-Song Jun

IPC: H01L51/54 ,  H10K85/60 ,  C09K11/06 ,  H05B33/20 ,  C07D209/86 ,  C07D405/14 ,  C07D409/14 ,  C09K11/02 ,  H10K50/11 ,  H10K50/15 ,  H10K101/10 ,  H10K101/00

CPC classification number: H10K85/633 ,  C07D209/86 ,  C07D405/14 ,  C07D409/14 ,  C09K11/025 ,  C09K11/06 ,  H05B33/20 ,  H10K85/631 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1088 ,  C09K2211/1092 ,  C09K2211/185 ,  H10K50/11 ,  H10K50/15 ,  H10K50/156 ,  H10K85/615 ,  H10K85/624 ,  H10K85/626 ,  H10K2101/10 ,  H10K2101/90

Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.

公开(公告)号：US11832515B2

公开(公告)日：2023-11-28

申请号：US17118120

申请日：2020-12-10

Applicant: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

Inventor： Chi-Sik Kim ,  Hyun Kim ,  Kyoung-Jin Park ,  Jin-Man Kim ,  Hyun-Woo Kang ,  So-Young Jung

IPC: H10K85/60 ,  C07D405/14 ,  H10K50/11 ,  H10K50/18 ,  H10K101/10 ,  H10K101/00 ,  C09K11/02

CPC classification number: H10K85/654 ,  C07D405/14 ,  C09K11/025 ,  H10K85/6572 ,  H10K85/6574 ,  H10K50/11 ,  H10K50/18 ,  H10K2101/10 ,  H10K2101/90

Abstract: The present disclosure relates to an organic electroluminescent compound, an organic electroluminescent material comprising the same, and an organic electroluminescent device. By comprising the organic electroluminescent compound according to the present disclosure, an organic electroluminescent device having improved driving voltage and/or luminous efficiency and/or lifespan characteristics can be provided, compared with the organic electroluminescent device comprising a conventional organic electroluminescent compound.

公开(公告)号：US11649225B2

公开(公告)日：2023-05-16

申请号：US16651393

申请日：2018-10-23

Applicant: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

Inventor： Chi-Sik Kim ,  Kyoung-Jin Park

IPC: C07D403/12 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  H01L51/50 ,  C09K11/06 ,  H01L51/00

CPC classification number: C07D403/12 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074

Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent device having a low driving voltage and/or a high luminous efficiency and/or a long lifespan can be provided, by comprising an organic electroluminescent compound according to the present disclosure.

公开(公告)号：US20220199919A1

公开(公告)日：2022-06-23

申请号：US17544366

申请日：2021-12-07

Applicant: LG Display Co., Ltd. ,  Rohm and Haas Electronic Materials Korea Ltd.

Inventor： Ku-Sun Choung ,  Hee-Jun Park ,  Sung-Jin Park ,  Jae-Min Moon ,  Yoo-Jeong Jeong ,  Hee-Ryong Kang ,  Kyoung-Jin Park ,  Hyun Kim ,  Ga-Won Lee ,  Seung-Hyun Yoon

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: The present disclosure relates to an organometallic compound in Formula below and an organic light emitting diode and an organic light emitting device including the organometallic compound. The organometallic compound provides high emitting efficiency and longer lifespan, and the organic light emitting diode and the organic light emitting device have advantages in the emitting efficiency and the lifespan.

公开(公告)号：US20210198567A1

公开(公告)日：2021-07-01

申请号：US17119686

申请日：2020-12-11

Applicant: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

Inventor： Ji-Song Jun ,  Young-Kwang Kim ,  Kyoung-Jin Park ,  So-Mi Park

IPC: C09K11/06 ,  H01L51/00

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：US20170342057A1

公开(公告)日：2017-11-30

申请号：US15525077

申请日：2015-11-11

Applicant: Rohm and Haas Electronic Materials Korea Ltd.

Inventor： Jae-Hoon Shim ,  Kyoung-Jin Park ,  Yoo-Jin Doh ,  Bitnari Kim

IPC: C07D403/10 ,  C09K11/06 ,  H01L51/00 ,  C07D405/14 ,  C07F7/08 ,  C07D495/04 ,  C07D487/04 ,  C07D409/14 ,  H05B33/14 ,  C07D403/14

CPC classification number: C07D403/10 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C07D487/04 ,  C07D495/04 ,  C07F7/0812 ,  C09K11/06 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0085 ,  H01L51/5016 ,  H01L2251/5384 ,  H05B33/14

Abstract: The present invention relates to a plurality of host materials and an organic electroluminescent device comprising the same. By comprising a specific combination of a plurality of host compounds, the organic electroluminescent device according to the present invention provides high efficiency and long lifespan.

公开(公告)号：US20170200904A1

公开(公告)日：2017-07-13

申请号：US15314515

申请日：2015-06-09

Applicant: Rohm and Haas Electronic Materials Korea Ltd.

Inventor： Su-Hyun Lee ,  Chi-Sik Kim ,  Ji-Song Jun ,  Kyoung-Jin Park ,  Yoo-Jin Doh

IPC: H01L51/00 ,  C07D405/14 ,  C07D403/10 ,  C07D409/14 ,  C07D403/04 ,  C09K11/02

CPC classification number: H01L51/0072 ,  C07D401/04 ,  C07D403/04 ,  C07D403/10 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C09K11/025 ,  C09K11/06 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5016 ,  H05B33/14

Abstract: The present invention relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By using the organic electroluminescent compound according to the present invention, it is possible to produce an organic electroluminescent device having improved lifespan characteristics.