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1.发明公开
公开(公告)号：EP3137467A4
公开(公告)日：2017-10-25
申请号：EP15786646
申请日：2015-04-30
发明人： KANG HEE-RYONG , KANG HYUN-JU , LIM YOUNG-MOOK , LEE MI-JA , KIM NAM-KYUN , KIM BITNARI , HONG JIN-RI , MOON DOO-HYEON , LEE SU-HYUN
IPC分类号： C07D471/14 , C07D487/14 , C07D519/00 , C09K11/06 , H01L27/32 , H01L51/54
CPC分类号： H01L51/0072 , C07D471/16 , C07D487/16 , C07D519/00 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/1033 , C09K2211/1037 , C09K2211/1044 , C09K2211/1059 , C09K2211/1088 , C09K2211/1092 , H01L51/5016
摘要： The present disclosure relates to an organic electroluminescent compound of Formula 1 (variables R1-R10 defined herein), and an organic electroluminescent device comprising the same. By using the organic electroluminescent compound according to the present disclosure, it is possible to produce an organic electroluminescent device which can be operated at a lowered driving voltage, shows excellence in luminous efficiency such as current efficiency and power efficiency, and has high color purity and improved lifespan.
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2.发明公开
公开(公告)号：EP3166944A4
公开(公告)日：2017-12-06
申请号：EP15818270
申请日：2015-07-10
发明人： LEE MI-JA , KIM BITNARI , KIM NAM-KYUN , KANG HEE-RYONG
IPC分类号： C07D487/02 , C07D401/10 , C07D403/04 , C07D405/04 , C07D405/10 , C07D409/04 , C07D409/10 , C07D491/02 , C07D495/02 , C07F7/08 , C09K11/06 , H01L27/32 , H01L51/54
CPC分类号： H01L51/0072 , C07D403/04 , C07D403/10 , C07D405/04 , C07D405/10 , C07D409/04 , C07D409/10 , C07D409/14 , C07D487/04 , C07D491/048 , C07D495/04 , C07D519/00 , C07F7/0812 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/1088 , C09K2211/1092 , C09K2211/185 , H01L51/0085 , H01L51/5016 , H05B33/14 , H05B33/22
摘要： The present disclosure relates to an organic electroluminescent compound of Formula 1 (variables Y1, Y2 and R1 to R4 defined herein), and an organic electroluminescent device comprising the same. The organic electroluminescent compound according to the present disclosure can be used for the manufacture of an organic electroluminescent device showing improvement in luminous efficiency, especially in current efficiency.
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3.发明公开
公开(公告)号：EP3129446A4
公开(公告)日：2017-11-29
申请号：EP15777273
申请日：2015-04-07
发明人： AHN HEE-CHOON , KIM YOUNG-KWANG , MOON DOO-HYEON , LEE SU-HYUN , LEE SEON-WOO , KIM CHI-SIK , PARK KYOUNG-JIN , KIM NAM-KYUN , CHOI KYUNG-HOON , SHIM JAE-HOON , CHO YOUNG-JUN , LEE KYUNG-JOO
CPC分类号： H01L51/0072 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1029 , C09K2211/1033 , C09K2211/1037 , C09K2211/1044 , C09K2211/1059 , C09K2211/1088 , C09K2211/1092 , C09K2211/185 , H01L51/0052 , H01L51/0058 , H01L51/0067 , H01L51/0071 , H01L51/0073 , H01L51/0074 , H01L51/0085 , H01L51/0094 , H01L51/5016 , H01L2251/5384
摘要： The present invention relates to an organic electroluminescent device comprising at least one light-emitting layer between an anode and a cathode, wherein the light-emitting layer comprises a host and a phosphorescent dopant; the host consists of multi-component host compounds; at least a first host compound of the multi-component host compounds is a specific bicarbazole derivative containing an aryl group, and a second host compound is a specific carbazole derivative including a nitrogen-containing heteroaryl group. According to the present invention, the organic electroluminescent device using the multi-component host compounds has a high efficiency and long lifespan compared with the conventional device using one component host compound.
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4.发明公开
公开(公告)号：EP3145924A4
公开(公告)日：2018-01-17
申请号：EP15796442
申请日：2015-05-22
发明人： KANG HEE-RYONG , KANG HYUN-JU , HONG JIN-RI , MOON DOO-HYEON , LIM YOUNG-MOOK , KIM BITNARI , KIM NAM-KYUN , LEE MI-JA
IPC分类号： C07D403/04 , C07D401/04 , C07D403/10 , C07D405/10 , C07D409/10 , C07D487/04 , C07D491/048 , C07D495/04 , C09K11/06 , H01L27/32 , H01L51/54
CPC分类号： H01L51/0072 , C07D403/04 , C07D403/10 , C07D403/14 , C07D405/14 , C07D409/14 , C07D487/04 , C07D491/048 , C07D495/04 , C09K11/02 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1029 , C09K2211/1044 , C09K2211/1088 , C09K2211/1092 , H01L51/0052 , H01L51/0071 , H01L51/0074 , H01L51/0085 , H01L51/5016
摘要： 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 low driving voltage, excellent current and power efficiencies, and noticeably improved driving lifespan.
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5.发明公开
公开(公告)号：EP3131879A4
公开(公告)日：2018-01-03
申请号：EP15780679
申请日：2015-04-17
发明人： AHN HEE-CHOON , KIM YOUNG-KWANG , LEE SU-HYUN , JUN JI-SONG , LEE SEON-WOO , KIM CHI-SIK , PARK KYOUNG-JIN , KIM NAM-KYUN , CHOI KYUNG-HOON , SHIM JAE-HOON , CHO YOUNG-JUN , LEE KYUNG-JOO
IPC分类号： C07D209/86 , C07D209/88 , C07D401/04 , C07D401/10 , C07D401/14 , C07D405/14 , C07D409/14 , C07D487/04 , C07D491/04 , C07D495/04 , C07F15/00 , C09K11/06 , H01L27/32 , H01L51/54
CPC分类号： H01L51/0072 , C07D209/86 , C07D209/88 , C07D401/04 , C07D401/10 , C07D401/14 , C07D405/14 , C07D409/14 , C07D487/04 , C07D491/04 , C07D495/04 , C07F15/0033 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/1088 , C09K2211/185 , H01L51/0052 , H01L51/0061 , H01L51/0067 , H01L51/0071 , H01L51/0073 , H01L51/0074 , H01L51/0085 , H01L51/0094 , H01L51/5016 , H01L51/5064 , H01L2251/5384
摘要： The present invention relates to a multi-component host material and an organic electroluminescent device comprising the same. By comprising a specific combination of the multi-component host compounds, the organic electroluminescent device according to the present invention can provide high luminous efficiency and excellent lifespan characteristics.
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6.发明公开
公开(公告)号：EP3166947A4
公开(公告)日：2017-12-20
申请号：EP15819133
申请日：2015-07-08
发明人： KANG HEE-RYONG , KANG HYUN-JU , MOON DOO-HYEON , LIM YOUNG-MOOK , KIM BITNARI , KIM NAM-KYUN
IPC分类号： C07D487/22 , C07D487/16 , C09K11/06 , H01L51/50
CPC分类号： H01L51/0072 , C07D487/16 , C07D487/22 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/1033 , C09K2211/1074 , C09K2211/185 , H01L51/0067 , H01L51/0074 , H01L51/5016
摘要： The present invention relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound according to the present invention can produce an organic electroluminescent device having low driving voltage, excellent current and power efficiencies, and remarkably improved driving lifespan.
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7.发明公开
公开(公告)号：EP3183234A4
公开(公告)日：2018-04-25
申请号：EP15833468
申请日：2015-08-20
发明人： KIM BITNARI , KIM NAM-KYUN , NA HONG-YEOP , LEE TAE-JIN , CHOI KYUNG-HOON , SHIM JAE-HOON , CHO YOUNG-JUN , KANG HEE-RYONG , LIM YOUNG-MOOK , KANG HYUN-JU , MOON DOO-HYEON , JUN JI-SONG , AHN HEE-CHOON , KIM YOUNG-KWANG , HONG JIN-RI
IPC分类号： C07D209/82 , C07D209/86 , C07D209/88 , C07D403/04 , C07D403/10 , C07D403/14 , C07D405/04 , C07D405/10 , C07D405/14 , C07D409/04 , C07D409/10 , C07D409/14 , C07D487/04 , C07D498/04 , C07D513/04 , C07F7/08 , C09K11/06 , H01L27/32 , H01L51/54 , H05B33/14
CPC分类号： H01L51/0072 , C07F7/0812 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1014 , C09K2211/1029 , C09K2211/1044 , C09K2211/1088 , C09K2211/1092 , C09K2211/181 , C09K2211/185 , H01L51/001 , H01L51/0052 , H01L51/0058 , H01L51/0061 , H01L51/0067 , H01L51/0073 , H01L51/0074 , H01L51/0077 , H01L51/0085 , H01L51/5016 , H01L51/5064 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/56 , H01L2251/5384 , H01L2251/558
摘要： 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 excellent lifespan characteristics while maintaining high luminous efficiency.
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8.发明公开
公开(公告)号：EP3140367A4
公开(公告)日：2018-01-24
申请号：EP15789715
申请日：2015-05-07
发明人： AHN HEE-CHOON , KIM YOUNG-KWANG , MOON DOO-HYEON , LEE SU-HYUN , KIM CHI-SIK , LEE SEON-WOO , JUN JI-SONG , PARK KYOUNG-JIN , KIM NAM-KYUN , CHO YOUNG-JUN , CHOI KYUNG-HOON , SHIM JAE-HOON , DOH YOO-JIN
CPC分类号： H01L51/0067 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0074 , H01L51/0085 , H01L51/5016 , H01L2251/5384
摘要： The present invention relates to an organic electroluminescent device comprising at least one light-emitting layer between an anode and a cathode, wherein the light-emitting layer comprises a host and a phosphorescent dopant; the host consists of multi-component host compounds; at least a first host compound of the multi-component host compounds is a bicarbazole derivative containing pyridine, and a second host compound is a carbazole derivative including a nitrogen-containing heteroaryl group. According to the present invention, an organic electroluminescent device using the multi-component host compounds has high efficiency and long lifespan compared to a conventional device using one component of a host.
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