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1. 发明公开

EP3196954A1 ORGANIC ELECTROLUMINESCENT ELEMENT 审中-公开
标题翻译：有机电致发光元件
公开(公告)号：EP3196954A1
公开(公告)日：2017-07-26
申请号：EP15841702.2
申请日：2015-08-26
申请人： NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
发明人： TADA Masashi , KAI Takahiro , HOTTA Masanori , OGAWA Junya , SAKAI Mitsuru , IKENAGA Yuji , UEDA Tokiko , NOGUCHI Katsuhide
IPC分类号： H01L51/50 , C09K11/06 , H05B33/10
CPC分类号： H01L51/0072 , C07D487/04 , C09K11/025 , C09K11/06 , C09K2211/185 , H01L51/001 , H01L51/0067 , H01L51/0085 , H01L51/5012 , H01L51/5016 , H01L51/504 , H01L2251/5384 , H05B33/10
摘要： Provided is a homogeneous organic EL device having a low driving voltage, high luminous efficiency, and a long lifetime. The device is an organic electroluminescent device including a light-emitting layer between an anode and a cathode opposite to each other, in which: the light-emitting layer contains a host material and a light-emitting dopant material; the host material is a material obtained by preliminarily mixing two or more kinds of compounds selected from compounds each having a structure in which two nitrogen atoms of an indolocarbazole ring are each substituted with an aromatic hydrocarbon group or an aromatic heterocyclic group; and the light-emitting layer is formed by co-depositing the preliminarily mixed host material and the light-emitting dopant material in a vacuum.
摘要翻译：提供一种具有低驱动电压，高发光效率和长寿命的均质有机EL器件。该器件是包括在彼此相对的阳极和阴极之间的发光层的有机电致发光器件，其中：发光层包含主体材料和发光掺杂剂材料; 主体材料是预先混合选自具有吲哚并咔唑环的2个氮原子分别被芳香族烃基或芳香族杂环基取代的结构的化合物中的2种以上的化合物的物质，并且通过在真空中共沉积预先混合的主体材料和发光掺杂剂材料来形成发光层。

2. 发明授权

EP2933851B1 ORGANIC ELECTROLUMINESCENT DEVICE 有权转让
标题翻译：有机电致发光器件
公开(公告)号：EP2933851B1
公开(公告)日：2017-05-10
申请号：EP13865073.4
申请日：2013-11-21
申请人： Nippon Steel & Sumikin Chemical Co., Ltd. , Pioneer Corporation , Tohoku Pioneer Corporation
发明人： TADA Masashi , KAI Takahiro , NOGUCHI Katsuhide , TAKAHASHI Yasuhiro , TERAO Yuhki , TSUJI Taishi , NAKAJIMA Yusuke , YUKI Toshinao
IPC分类号： H01L51/54 , C07D405/14 , C07D409/14 , C07D487/04 , C09K11/06
CPC分类号： H01L51/0072 , C07D405/14 , C07D409/14 , C07D487/04 , C09K11/06 , C09K2211/1029 , C09K2211/185 , H01L51/0067 , H01L51/0068 , H01L51/0073 , H01L51/0074 , H01L51/0085 , H01L51/5016 , H01L51/504 , H01L51/5278 , H01L2251/5384

3. 发明授权

EP2793280B1 ORGANIC ELECTROLUMINESCENT ELEMENT MATERIAL AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME 有权
标题翻译：材料机电致发光元件和有机电致元件这是用于
公开(公告)号：EP2793280B1
公开(公告)日：2017-03-29
申请号：EP12857845.7
申请日：2012-11-22
申请人： Nippon Steel & Sumikin Chemical Co., Ltd.
发明人： TADA Masashi , KAI Takahiro , ASARI Tohru , OGAWA Junya
IPC分类号： H01L51/54 , C07F19/00 , C09K11/06 , C07F5/02 , C07F7/08 , H05B33/20
CPC分类号： H01L51/0094 , C07F5/02 , C09K11/06 , H01L51/0067 , H01L51/0074 , H01L51/008 , H01L51/0085 , H01L51/5012 , H01L51/5016 , H01L51/5056 , H01L51/5072 , H01L51/5096 , H05B33/14 , H05B33/20
摘要： Provided is an organic electroluminescent device (organic EL device) with improved luminous efficiency, sufficiently ensured driving stability, and a simple construction. The organic electroluminescent device includes an anode, an organic layer, and a cathode laminated on a substrate, in which at least one organic layer selected from the group consisting of a light-emitting layer, a hole-transporting layer, an electron-transporting layer, an electron-blocking layer, and a hole-blocking layer contains a carborane compound that has at least one carborane ring with a silyl group on the carbon thereof.

4. 发明公开

EP3089230A1 MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME 有权
标题翻译：有机电致发光元件的材料和使用相同的有机电致发光元件
公开(公告)号：EP3089230A1
公开(公告)日：2016-11-02
申请号：EP14875046.6
申请日：2014-11-05
申请人： Nippon Steel & Sumikin Chemical Co., Ltd.
发明人： OGAWA Junya , TADA Masashi , UEDA Tokiko , KAI Takahiro
IPC分类号： H01L51/50
CPC分类号： H01L51/008 , C07D333/76 , C07D409/04 , C07D409/08 , C07D409/14 , C07F5/027 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H01L51/0067 , H01L51/0072 , H01L51/0074 , H01L51/0081 , H01L51/0085 , H01L51/5016 , H01L51/5024 , H01L51/5072 , H01L51/5096 , H01L51/5206 , H01L51/5234
摘要： Disclosed are an organic electroluminescent device (organic EL device) having improved luminous efficiency, sufficiently secured driving stability, and a simple construction, and a material for an organic EL device. The material for an organic EL device includes a carborane compound having a structure in which at least one carborane ring and at least one dibenzothiophene ring are present, and the at least one carborane ring is bonded to the at least one dibenzothiophene ring at position 1, 2, or 3. In addition, the organic EL device includes, between an anode and a cathode laminated on a substrate, at least one organic layer, in which the at least one organic layer includes the carborane compound.
摘要翻译：公开了一种具有改进的发光效率，充分确保驱动稳定性和简单结构的有机电致发光器件（有机EL器件）和用于有机EL器件的材料。用于有机EL器件的材料包括具有其中存在至少一个碳硼环和至少一个二苯并噻吩环的结构的碳硼烷化合物，并且所述至少一个碳硼环与至少一个二苯并噻吩环在1位结合，另外，有机EL元件在层叠于基板上的阳极和阴极之间具有至少一层有机层，所述有机层包含碳硼烷化合物。

5. 发明公开

EP3306693A1 ORGANIC ELECTROLUMINESCENT ELEMENT 有权转让
标题翻译：有机电致发光元件
公开(公告)号：EP3306693A1
公开(公告)日：2018-04-11
申请号：EP16803039.3
申请日：2016-05-17
申请人： Nippon Steel & Sumikin Chemical Co., Ltd.
发明人： TADA Masashi , KAI Takahiro , UEDA Tokiko , OGAWA Junya , NOGUCHI Katsuhide , HOTTA Masanori
IPC分类号： H01L51/50 , C07D209/86 , C07D487/04 , C09K11/06
摘要： Provided is an organic EL device having a low driving voltage, high luminous efficiency, and a long lifetime. The organic EL device is an organic electroluminescent device including a light-emitting layer between an anode and a cathode opposite to each other, in which: the light-emitting layer contains a host material and a light-emitting dopant material; and the host material is a material obtained by mixing a first host selected from compounds in each of which a diphenyltriazinyl group is bonded to one nitrogen atom of an indolocarbazole ring and a phenyl group of the diphenyltriazinyl group is substituted with one or more phenyl groups, and a second host selected from compounds in each of which aromatic hydrocarbon groups are bonded to two nitrogen atoms of a biscarbazole ring and at least one of the aromatic hydrocarbon groups is a fused aromatic hydrocarbon group.
摘要翻译：提供具有低驱动电压，高发光效率和长寿命的有机EL器件。有机EL元件是在相对的阳极和阴极之间具有发光层的有机电致发光元件，其中，发光层含有主体材料和发光掺杂剂材料，主体材料是将选自二苯基三嗪基键合的化合物的第一基质与吲哚并咔唑环的一个氮原子混合，并且二苯基三嗪基的苯基被一个或多个苯基取代的物质，和选自其中每个芳族烃基与双咔唑环的两个氮原子键合并且至少一个芳族烃基为稠合芳族烃基的化合物的第二主体。

6. 发明公开

EP3279962A1 MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT AND ORGANIC ELECTROLUMINESCENT ELEMENT IN WHICH SAME IS USED 审中-公开
标题翻译：用于有机电致发光元件的材料和使用其的有机电致发光元件
公开(公告)号：EP3279962A1
公开(公告)日：2018-02-07
申请号：EP16772130.7
申请日：2016-03-08
申请人： Nippon Steel & Sumikin Chemical Co., Ltd.
发明人： UEDA Tokiko , OGAWA Junya , KAI Takahiro , TADA Masashi
IPC分类号： H01L51/50 , C07F5/02 , C09K11/06
CPC分类号： C07F5/02 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H01L51/005 , H01L51/0067 , H01L51/50 , H01L51/5016 , H01L51/5072 , H01L51/5096 , H01L51/5206 , H01L51/5221
摘要： Provided are an organic electroluminescent device (organic EL device) that is improved in luminous efficiency, sufficiently secures driving stability, and has a simple construction, and a material for an organic EL device to be used in the device. The material for an organic EL device includes a carborane compound represented by the general formula (1), and the carborane compound has a structure in which a six-membered ring group containing at least two nitrogen atoms is bonded to a carborane ring. The material for an organic EL device is suitable as a host material for a light-emitting layer containing a phosphorescent light-emitting dopant and the host material, or as a material for a hole-blocking layer. In the formula, rings A's each represent a divalent carborane group represented by the formula (la) or the formula (1b), and two or more of X's each represent N.
摘要翻译：提供发光效率提高，充分确保驱动稳定性且结构简单的有机电致发光元件（有机EL元件），以及该元件中使用的有机EL元件用材料。用于有机EL器件的材料包括由通式（1）表示的碳硼烷化合物，并且碳硼烷化合物具有其中含有至少两个氮原子的六元环基团与碳硼烷环结合的结构。用于有机EL器件的材料适合作为用于包含磷光发光掺杂剂和主体材料的发光层的主体材料，或者作为用于空穴阻挡层的材料。在该式中，环A各自表示由式（1a）或式（1b）表示的二价碳硼烷基，并且两个或更多个X各自表示N.

7. 发明公开

EP3279961A1 ORGANIC ELECTROLUMINESCENT ELEMENT 有权转让
标题翻译：有机电致发光元件
公开(公告)号：EP3279961A1
公开(公告)日：2018-02-07
申请号：EP16772075.4
申请日：2016-03-03
申请人： Nippon Steel & Sumikin Chemical Co., Ltd.
发明人： OGAWA Junya , KAI Takahiro , HOTTA Masanori , IKENAGA Yuji , SAKAI Mitsuru , TADA Masashi , UEDA Tokiko , NOGUCHI Katsuhide
IPC分类号： H01L51/50 , C09K11/06
CPC分类号： H01L51/0072 , C07D209/88 , C07D405/14 , C07D487/04 , C09K11/025 , C09K11/06 , C09K2211/1029 , C09K2211/185 , H01L51/0067 , H01L51/0073 , H01L51/0074 , H01L51/0085 , H01L51/50 , H01L51/5016 , H01L2251/5384
摘要： Provided is an organic EL device having high efficiency and high driving stability while being driven at a low voltage. The organic electroluminescent device includes one or more light-emitting layers between an anode and a cathode opposite to each other. At least one of the light-emitting layers contains a host material and a light-emitting dopant, and (i) a first host formed of an indolocarbazole compound having one or two indolocarbazole rings, and (ii) a second host formed of a carbazole compound having a plurality of carbazole rings and having a bond structure represented by the following general formula (3) are used as the host material.
摘要翻译：提供一种在低电压下驱动时具有高效率和高驱动稳定性的有机EL器件。有机电致发光器件包括在彼此相对的阳极和阴极之间的一个或多个发光层。至少一个发光层含有主体材料和发光掺杂剂，并且（i）由具有一个或两个吲哚并咔唑环的吲哚并咔唑化合物形成的第一主体和（ii）由咔唑形成的第二主体具有多个咔唑环并具有由以下通式（3）表示的键结构的化合物用作主体材料。

8. 发明授权

EP2757608B1 ORGANIC ELECTROLUMINESCENT ELEMENT 有权转让
公开(公告)号：EP2757608B1
公开(公告)日：2016-03-23
申请号：EP12832647.7
申请日：2012-08-06
申请人： Nippon Steel & Sumikin Chemical Co., Ltd.
发明人： TADA Masashi , KAI Takahiro
IPC分类号： H01L51/50 , C07D405/04 , C07D409/04 , C09K11/06 , H01L51/54
CPC分类号： H01L51/0072 , C07D209/86 , C07D405/14 , C07D409/14 , C09K11/06 , C09K2211/1029 , C09K2211/1088 , H01L51/0073 , H01L51/0074 , H01L51/0085 , H01L51/5016 , H05B33/14

9. 发明公开

EP2985802A1 ADAMANTANE COMPOUND FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, AND ORGANIC ELECTROLUMINESCENT ELEMENT 有权转让
标题翻译：金刚烷用于有机和电致发光有机电致发光
公开(公告)号：EP2985802A1
公开(公告)日：2016-02-17
申请号：EP14782590.5
申请日：2014-04-08
申请人： Nippon Steel & Sumikin Chemical Co., Ltd.
发明人： TADA Masashi
IPC分类号： H01L51/50 , C07F5/02 , C09K11/06
CPC分类号： H01L51/008 , C07F5/027 , C09K11/02 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1014 , C09K2211/1029 , C09K2211/1088 , C09K2211/1092 , C09K2211/185 , H01L51/0059 , H01L51/0072 , H01L51/5012 , H01L51/5016
摘要： Provided are an organic EL device practically satisfactory in terms of its light-emitting characteristics, driving voltage, and durability, and a compound for an organic EL device to be used in the device. The organic EL device has a structure in which an anode, a plurality of organic layers including a light-emitting layer, and a cathode are laminated on a substrate, and the organic EL device contains, in at least one organic layer selected from the light-emitting layer, a hole-transporting layer, an electron-transporting layer, a hole-blocking layer, and an electron-blocking layer, an adamantane compound having at least one triarylborane structure in a molecule thereof as the compound for an organic EL device.

10. 发明授权

EP2541635B1 ORGANIC ELECTROLUMINESCENT ELEMENT 有权转让
公开(公告)号：EP2541635B1
公开(公告)日：2018-12-12
申请号：EP11747125.0
申请日：2011-01-27
申请人： NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
发明人： TADA Masashi , OGAWA Junya , KAI Takahiro , MATSUMOTO Megumi , TSUTSUMI Yasuhisa
IPC分类号： H01L51/54 , C07D209/86 , C07D401/14 , C07D403/14 , C07D405/14 , C07D409/14 , C09K11/06
CPC分类号： C07D403/10 , C07D209/86 , C07D401/14 , C07D403/14 , C07D405/14 , C07D409/14 , H01L51/0067 , H01L51/0072 , H01L51/0073 , H01L51/0074 , H01L51/0087 , H01L51/5016 , H01L51/5048 , H01L51/5096 , Y10S428/917
摘要： Disclosed is an organic electroluminescent device (organic EL device) that is improved in luminous efficiency, sufficiently secures driving stability, and has a simple configuration. This organic EL device comprises organic layers between an anode and a cathode piled one upon another on a substrate and at least one organic layer selected from a light-emitting layer, a hole-transporting layer, an electron-transporting layer, and a hole-blocking layer contains a carbazole compound represented by the following formula (1). In the case where the light-emitting layer of the organic electroluminescent device contains a phosphorescent dopant and a host material, it is the carbazole compound that is contained as the host material. In formula (1), X is C-Y or a nitrogen atom; Y is a hydrogen atom, an alkyl group, a cycloalkyl group, or an aromatic group; n is an integer of 2 to 4: A is an n-valent aromatic group; L is a direct bond or a divalent aromatic group; and R is a hydrogen atom, an alkyl group, or a cycloalkyl group.

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