公开(公告)号：US12004420B2

公开(公告)日：2024-06-04

申请号：US16886822

申请日：2020-05-29

申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

发明人： Doo-Hyeon Moon ,  Su-Hyun Lee ,  Jin-Ri Hong ,  So-Young Jung ,  Dong-Hyung Lee ,  Sang-Hee Cho

IPC分类号： H10K85/60

CPC分类号： H10K85/654 ,  H10K85/622 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576

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

公开(公告)号：US11793075B2

公开(公告)日：2023-10-17

申请号：US16908973

申请日：2020-06-23

申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

发明人： Bitnari Kim ,  Su-Hyun Lee ,  Doo-Hyeon Moon ,  So-Young Jung ,  Du-Yong Park ,  Hae-Yeon Kim ,  Sang-Hee Cho ,  Jin-Ri Hong

IPC分类号： H10K85/60

CPC分类号： H10K85/6576 ,  H10K85/622 ,  H10K85/631 ,  H10K85/654 ,  H10K85/656 ,  H10K85/6572 ,  H10K85/6574

摘要： The present disclosure relates to a plurality of host materials and an organic electroluminescent device comprising the same. By comprising the host materials according to the present disclosure, an organic electroluminescent device having a high power efficiency and/or long lifespan can be provided.

公开(公告)号：US11552257B2

公开(公告)日：2023-01-10

申请号：US16886820

申请日：2020-05-29

申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

发明人： Bitnari Kim ,  Doo-Hyeon Moon ,  Su-Hyun Lee ,  Du-Yong Park ,  So-Young Jung ,  Hae-Yeon Kim ,  Sang-Hee Cho

IPC分类号： H01L51/00

摘要： The present disclosure relates to a plurality of host materials comprising a first host material having a compound represented by formula 1, and a second host material having a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having long lifetime properties while having an equivalent or improved level of power efficiency compared to conventional organic electroluminescent devices.

公开(公告)号：US20210305519A1

公开(公告)日：2021-09-30

申请号：US17203629

申请日：2021-03-16

申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

发明人： So-Young Jung ,  Su-Hyun LEE ,  Jin-Ri HONG ,  Ji-Song JUN ,  Sang-Hee CHO

IPC分类号： H01L51/00

摘要： The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1 and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising the specific combination of the compound as host materials, an organic electroluminescent device having low driving voltage and/or high luminous efficiency and/or long lifespan can be provided compared with a conventional organic electroluminescent device.

公开(公告)号：US20150249224A1

公开(公告)日：2015-09-03

申请号：US14426173

申请日：2013-09-10

申请人： Rohm and Haas Electronic Materials Korea Ltd.

发明人： So-Young Jung ,  Bong-Ok Kim ,  Chi-Sik Kim ,  Hyun Kim ,  Jong-Seok Ku ,  Hyuck-Joo Kwon ,  Kyung-Joo Lee ,  Kyoung-Jin Park

IPC分类号： H01L51/00 ,  C07D495/04 ,  C07D403/14 ,  C09K11/06 ,  C07D403/04 ,  C07D409/14 ,  C07D487/04 ,  C07D407/14 ,  C07F15/00 ,  C07D491/048

CPC分类号： H01L51/0085 ,  C07D213/89 ,  C07D251/12 ,  C07D403/04 ,  C07D403/14 ,  C07D405/14 ,  C07D407/14 ,  C07D409/14 ,  C07D487/04 ,  C07D491/048 ,  C07D495/04 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1018 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1059 ,  C09K2211/1088 ,  C09K2211/1092 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5016 ,  H05B33/10

摘要： The present invention relates to a specific combination of a dopant compound and a host compound, and an organic electroluminescent device comprising the same. The organic electroluminescent device according to the present invention, has an advantage of showing a higher luminous efficiency under a driving voltage lower than that of the device comprising conventional luminescent materials.

摘要翻译： 本发明涉及掺杂剂化合物和主体化合物的具体组合，以及包含其的有机电致发光器件。 根据本发明的有机电致发光器件具有在比包括常规发光材料的器件的驱动电压低的驱动电压下显示更高的发光效率的优点。

公开(公告)号：US20230165142A1

公开(公告)日：2023-05-25

申请号：US17979252

申请日：2022-11-02

申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

发明人： Doo-Hyeon MOON ,  Du-Yong Park ,  Su-Hyun Lee ,  Sang-Hee Cho ,  Ji-Song Jun ,  So-Young Jung ,  Hyo-Nim Shin

IPC分类号： H10K85/60 ,  C07D421/04 ,  C07D421/14 ,  C07F7/08 ,  H10K85/40 ,  C07F7/30 ,  H10K85/30 ,  C07D421/10 ,  C07D491/048 ,  H10K50/11

CPC分类号： H10K85/657 ,  H10K85/654 ,  C07D421/04 ,  H10K85/6574 ,  C07D421/14 ,  H10K85/6576 ,  H10K85/6572 ,  C07F7/0812 ,  H10K85/40 ,  C07F7/30 ,  H10K85/30 ,  H10K85/652 ,  C07D421/10 ,  C07D491/048 ,  H10K85/636 ,  H10K85/631 ,  H10K85/633 ,  H10K85/615 ,  H10K85/622 ,  H10K50/11 ,  C07B2200/05

摘要： The present disclosure relates to an organic electroluminescent compound, a plurality of host materials comprising the same, and an organic electroluminescent device. By comprising an organic electroluminescent compound according to the present disclosure and a plurality of host materials comprising the same, an organic electroluminescent device having a low driving voltage and/or a high luminous efficiency and/or a long lifespan can be prepared.

公开(公告)号：US20230141435A1

公开(公告)日：2023-05-11

申请号：US17952507

申请日：2022-09-26

申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

发明人： So-Young Jung ,  Jin-Man Kim ,  Jin-Ri Hong ,  Tae-Jun Han ,  Su-Hyun Lee ,  Sang-Hee Cho

IPC分类号： H01L51/00

CPC分类号： H01L51/0072 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0052 ,  H01L51/0064 ,  H01L51/0094

摘要： The present disclosure relates to a plurality of host materials comprising at least one first host compound and at least one second host compound, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds according to the present disclosure as host materials, an organic electroluminescent device having a low driving voltage, high luminous efficiency, and long lifespan characteristics can be provided.

公开(公告)号：US20230006147A1

公开(公告)日：2023-01-05

申请号：US17825399

申请日：2022-05-26

申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.

发明人： Sang-Hee Cho ,  Bitnari Kim ,  Young-Jae Kim ,  So-Young Jung ,  Mi-Ja Lee ,  Su-Hyun Lee ,  Tae-Jun Han ,  HaeYeon Kim

IPC分类号： H01L51/00 ,  C07D209/94 ,  C07D409/10 ,  C07D403/10 ,  C07D487/04 ,  C07D405/10

摘要： The present disclosure relates to a plurality of host materials and an organic electroluminescent device comprising the same. By comprising the specific combination of compounds according to the present disclosure as a plurality of host materials according to the present disclosure, it is possible to provide an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime property compared to the conventional organic electroluminescent devices.

公开(公告)号：US10033001B2

公开(公告)日：2018-07-24

申请号：US15521904

申请日：2015-11-06

申请人： Rohm and Haas Electronic Materials Korea Ltd.

发明人： Hyun Kim ,  So-Young Jung ,  Sung-Woo Jang ,  Ga-Won Lee

IPC分类号： C07F15/00 ,  H01L51/50 ,  H01L51/00 ,  C09K11/06

摘要： The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present disclosure can provide an organic electroluminescent device showing excellence in color purity, solubility, heat stability, driving voltage, current efficiency, and power efficiency, as well as remarkably improved lifespan.

公开(公告)号：US20150137051A1

公开(公告)日：2015-05-21

申请号：US14400414

申请日：2013-06-26

申请人： Rohm and Haas Electronic Materials Korea Ltd.

发明人： So-Young Jung ,  Bong-Ok Kim ,  Chi-Sik Kim ,  Hyun Kim ,  Hyuck-Joo Kwon ,  Kyung-Joo Lee ,  Kyoung-Jin Park ,  So-Mi Park

IPC分类号： H01L51/00 ,  C09K11/06

CPC分类号： H01L51/0085 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1059 ,  C09K2211/1092 ,  C09K2211/185 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5016

摘要： The present invention relates to a specific combination of a dopant compound and a host compound, and an organic electroluminescent device comprising the same. The organic electroluminescent device of the present invention provides the advantages of excellent luminous characteristics with lower driving voltages, compared to devices using conventional luminescent materials.

摘要翻译： 本发明涉及掺杂剂化合物和主体化合物的具体组合，以及包含其的有机电致发光器件。 与使用常规发光材料的器件相比，本发明的有机电致发光器件具有优异的具有较低驱动电压的发光特性的优点。