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1. 发明授权

US07622200B2 Light emitting element 有权
标题翻译：发光元件
公开(公告)号：US07622200B2
公开(公告)日：2009-11-24
申请号：US11132061
申请日：2005-05-18
申请人： Nobuharu Ohsawa , Hiroko Abe
发明人： Nobuharu Ohsawa , Hiroko Abe
IPC分类号： B32B9/00 , B32B19/00
CPC分类号： H01L51/5048 , H01L27/3244 , H01L51/0085 , H01L51/5052 , H01L2251/5323 , Y02P20/582 , Y10S428/917 , Y10T428/24942
摘要： The present invention relates to a thin film light emitting element which has low drive voltage. In particular, the present invention relates to a thin film light emitting element which has low drive voltage and in which color purity and luminous efficiency are not deteriorated. A structure of a light emitting element of the present invention comprises at least an electron transporting layer, a light emitting layer containing a luminescent substance, a first region, and a second region are provided between electrodes, wherein the electron transporting layer includes the second region between the light emitting layer and the first region, the first region includes a substance containing a polycyclic condensed ring, and the second region does not include the substance containing a polycyclic condensed ring.
摘要翻译：本发明涉及一种具有低驱动电压的薄膜发光元件。特别地，本发明涉及一种驱动电压低，色纯度和发光效率不劣化的薄膜发光元件。本发明的发光元件的结构至少包括电子传输层，含有发光物质的发光层，第一区域和第二区域，其中电子传输层包括第二区域在发光层和第一区域之间，第一区域包括含有多环稠环的物质，第二区域不包括含有多环稠环的物质。

2. 发明授权

US07371470B2 Pyran derivative 有权
标题翻译：吡喃衍生物
公开(公告)号：US07371470B2
公开(公告)日：2008-05-13
申请号：US11732637
申请日：2007-04-04
申请人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
发明人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
IPC分类号： B32B9/00
CPC分类号： C09K11/06 , C09K2211/1029 , C09K2211/1088 , H01L51/0051 , H01L51/5012 , H05B33/14 , Y10S428/917
摘要： A light-emitting compound that can be easily applied to vacuum vapor deposition and exhibit long wavelength light is disclosed. Further, a light-emitting element without inferior luminescence properties due to the carbonization of a light-emitting compound during vapor deposition; and a light-emitting device that is composed of the light-emitting elements are also disclosed. A pyran derivative is represented by the following general formula 1: wherein R1 is a hydrogen element or an alkoxy group.
摘要翻译：公开了可以容易地应用于真空气相沉积并显示长波长的光的发光化合物。另外，由于发生气相沉积时的发光化合物的碳化，发光元件的发光特性不好; 并且还公开了由发光元件组成的发光器件。吡喃衍生物由以下通式1表示：其中R 1是氢元素或烷氧基。

3. 发明授权

US07217465B2 Pyran derivative 有权
标题翻译：吡喃衍生物
公开(公告)号：US07217465B2
公开(公告)日：2007-05-15
申请号：US10968778
申请日：2004-10-19
申请人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
发明人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
IPC分类号： H05B33/14 , C09K11/06 , C07D45/14
CPC分类号： C09K11/06 , C09K2211/1029 , C09K2211/1088 , H01L51/0051 , H01L51/5012 , H05B33/14 , Y10S428/917
摘要： A light-emitting compound that can be easily applied to vacuum vapor deposition and exhibit long wavelength light is disclosed. Further, a light-emitting element without inferior luminescence properties due to the carbonization of a light-emitting compound during vapor deposition; and a light-emitting device that is composed of the light-emitting elements are also disclosed. A pyran derivative is represented by the following general formula 1: wherein R1 is a hydrogen element or an alkoxy group.
摘要翻译：公开了可以容易地应用于真空气相沉积并显示长波长的光的发光化合物。另外，由于发生气相沉积时的发光化合物的碳化，发光元件的发光特性不好; 并且还公开了由发光元件组成的发光器件。吡喃衍生物由以下通式1表示：其中R 1是氢元素或烷氧基。

4. 发明申请

US20070241667A1 Light Emitting Element and Light Emitting Device 有权
标题翻译：发光元件和发光装置
公开(公告)号：US20070241667A1
公开(公告)日：2007-10-18
申请号：US10590703
申请日：2005-05-17
申请人： Nobuharu Ohsawa , Hiroko Abe , Hideko Inoue , Satoko Shitagaki , Satoshi Seo
发明人： Nobuharu Ohsawa , Hiroko Abe , Hideko Inoue , Satoko Shitagaki , Satoshi Seo
IPC分类号： H05B33/14 , C07D241/36
CPC分类号： C09K11/06 , C09K2211/1044 , C09K2211/185 , H01L27/3244 , H01L51/0061 , H01L51/0072 , H01L51/0085 , H01L51/5016 , H01L51/5278 , H05B33/14 , Y10S428/917
摘要： It is an object of the present invention to obtain an organometallic complex that is capable of converting an excited triplet state into luminescence, a light-emitting element that can be driven for a long time, is high in luminous efficiency, and has a favorable long lifetime, and a light-emitting device using the light-emitting element. The present invention provides a light-emitting element that has a pair of electrodes (an anode and a cathode) and a light-emitting layer between a pair of electrodes, where the light-emitting layer includes an organometallic complex represented by the following general formula (5) and one of a compound that has a larger energy gap than the organometallic complex and a compound that has a larger ionization potential and a smaller electron affinity than the organometallic complex, and provides a light-emitting device using the light-emitting device.
摘要翻译：本发明的目的是获得能够将激发的三线态转化为发光的有机金属络合物，长时间驱动的发光元件的发光效率高，并且具有良好的长寿命和使用发光元件的发光器件。本发明提供一种在一对电极之间具有一对电极（阳极和阴极）和发光层的发光元件，其中发光层包括由以下通式表示的有机金属络合物（5）和具有比有机金属络合物更大的能隙的化合物和具有比有机金属络合物更大的电离电位和更小的电子亲和性的化合物之一，并且提供使用该发光器件的发光器件。

5. 发明申请

US20070184304A1 Pyran derivative 有权
公开(公告)号：US20070184304A1
公开(公告)日：2007-08-09
申请号：US11732637
申请日：2007-04-04
申请人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
发明人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
IPC分类号： H01L51/54 , H01L51/52
CPC分类号： C09K11/06 , C09K2211/1029 , C09K2211/1088 , H01L51/0051 , H01L51/5012 , H05B33/14 , Y10S428/917
摘要： A light-emitting compound that can be easily applied to vacuum vapor deposition and exhibit long wavelength light is disclosed. Further, a light-emitting element without inferior luminescence properties due to the carbonization of a light-emitting compound during vapor deposition; and a light-emitting device that is composed of the light-emitting elements are also disclosed. A pyran derivative is represented by the following general formula 1: wherein R1 is a hydrogen element or an alkoxy group.

6. 发明申请

US20060011908A1 Light emitting element 有权
标题翻译：发光元件
公开(公告)号：US20060011908A1
公开(公告)日：2006-01-19
申请号：US11132061
申请日：2005-05-18
申请人： Nobuharu Ohsawa , Hiroko Abe
发明人： Nobuharu Ohsawa , Hiroko Abe
IPC分类号： H01L29/08
CPC分类号： H01L51/5048 , H01L27/3244 , H01L51/0085 , H01L51/5052 , H01L2251/5323 , Y02P20/582 , Y10S428/917 , Y10T428/24942
摘要： The present invention relates to a thin film light emitting element which has low drive voltage. In particular, the present invention relates to a thin film light emitting element which has low drive voltage and in which color purity and luminous efficiency are not deteriorated. A structure of a light emitting element of the present invention comprises at least an electron transporting layer, a light emitting layer containing a luminescent substance, a first region, and a second region are provided between electrodes, wherein the electron transporting layer includes the second region between the light emitting layer and the first region, the first region includes a substance containing a plycyclic condensed ring, and the second region does not include the substance containing a polycyclic condensed ring.
摘要翻译：本发明涉及一种具有低驱动电压的薄膜发光元件。特别地，本发明涉及一种驱动电压低，色纯度和发光效率不劣化的薄膜发光元件。本发明的发光元件的结构至少包括电子传输层，含有发光物质的发光层，第一区域和第二区域，其中电子传输层包括第二区域在发光层与第一区域之间，第一区域包括含有多环稠合环的物质，第二区域不包括含有多环稠环的物质。

7. 发明授权

US08637167B2 Light emitting element and light emitting device 有权
标题翻译：发光元件和发光元件
公开(公告)号：US08637167B2
公开(公告)日：2014-01-28
申请号：US12899975
申请日：2010-10-07
申请人： Nobuharu Ohsawa , Hiroko Abe , Hideko Inoue , Satoko Shitagaki , Satoshi Seo
发明人： Nobuharu Ohsawa , Hiroko Abe , Hideko Inoue , Satoko Shitagaki , Satoshi Seo
IPC分类号： H01L51/54 , C09K11/06
CPC分类号： C09K11/06 , C09K2211/1044 , C09K2211/185 , H01L27/3244 , H01L51/0061 , H01L51/0072 , H01L51/0085 , H01L51/5016 , H01L51/5278 , H05B33/14 , Y10S428/917
摘要： Disclosed are an organometallic complex and an electronic device including a light-emitting device having the organometallic complex. The organometallic complex is ortho-metalated by a ligand with a diphenylquinoxaline moiety having an electron-withdrawing group on the phenyl groups. The ability of the organometallic complex to provide a red-emissive light-emitting device with excellent color purity and an extremely long lifetime enables the production of an electronic device with a full-color display portion with excellent color productivity and durability.
摘要翻译：公开了一种有机金属络合物和包括具有有机金属络合物的发光器件的电子器件。有机金属络合物通过在苯基上具有吸电子基团的二苯基喹喔啉部分的配体进行邻位金属化。有机金属络合物提供具有优异色纯度和极长寿命的红发发光装置的能力使得能够生产具有优异的彩色生产率和耐久性的全色显示部分的电子装置。

8. 发明授权

US07811677B2 Light emitting element and light emitting device 有权
标题翻译：发光元件和发光元件
公开(公告)号：US07811677B2
公开(公告)日：2010-10-12
申请号：US10590703
申请日：2005-05-17
申请人： Nobuharu Ohsawa , Hiroko Abe , Hideko Inoue , Satoko Shitagaki , Satoshi Seo
发明人： Nobuharu Ohsawa , Hiroko Abe , Hideko Inoue , Satoko Shitagaki , Satoshi Seo
IPC分类号： H01L51/54 , C09K11/06
CPC分类号： C09K11/06 , C09K2211/1044 , C09K2211/185 , H01L27/3244 , H01L51/0061 , H01L51/0072 , H01L51/0085 , H01L51/5016 , H01L51/5278 , H05B33/14 , Y10S428/917
摘要： It is an object of the present invention to obtain an organometallic complex that is capable of converting an excited triplet state into luminescence, a light-emitting element that can be driven for a long time, is high in luminous efficiency, and has a favorable long lifetime, and a light-emitting device using the light-emitting element. The present invention provides a light-emitting element that has a pair of electrodes (an anode and a cathode) and a light-emitting layer between a pair of electrodes, where the light-emitting layer includes an organometallic complex represented by the following general formula (5) and one of a compound that has a larger energy gap than the organometallic complex and a compound that has a larger ionization potential and a smaller electron affinity than the organometallic complex, and provides a light-emitting device using the light-emitting device.
摘要翻译：本发明的目的是获得能够将激发的三线态转化为发光的有机金属络合物，长时间驱动的发光元件的发光效率高，并且具有良好的长寿命和使用发光元件的发光器件。本发明提供一种在一对电极之间具有一对电极（阳极和阴极）和发光层的发光元件，其中发光层包括由以下通式表示的有机金属络合物（5）和具有比有机金属络合物更大的能隙的化合物和具有比有机金属络合物更大的电离电位和更小的电子亲和性的化合物之一，并且提供使用该发光器件的发光器件。

9. 发明申请

US20050089718A1 Pyran derivative 有权
标题翻译：吡喃衍生物
公开(公告)号：US20050089718A1
公开(公告)日：2005-04-28
申请号：US10968778
申请日：2004-10-19
申请人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
发明人： Sachiko Yamagata , Hiroko Abe , Nobuharu Ohsawa , Ryoji Nomura , Satoshi Seo
IPC分类号： H01L51/50 , C07D405/14 , C07D471/06 , C07D519/00 , C09K11/06 , G09F9/30 , H01L51/00 , H05B33/14 , C07D45/14
CPC分类号： C09K11/06 , C09K2211/1029 , C09K2211/1088 , H01L51/0051 , H01L51/5012 , H05B33/14 , Y10S428/917
摘要： A light-emitting compound that can be easily applied to vacuum vapor deposition and exhibit long wavelength light is disclosed. Further, a light-emitting element without inferior luminescence properties due to the carbonization of a light-emitting compound during vapor deposition; and a light-emitting device that is composed of the light-emitting elements are also disclosed. A pyran derivative is represented by the following general formula 1: wherein R1 is a hydrogen element or an alkoxy group.
摘要翻译：公开了可以容易地应用于真空气相沉积并显示长波长的光的发光化合物。另外，由于发生气相沉积时的发光化合物的碳化，发光元件的发光特性不好; 并且还公开了由发光元件组成的发光器件。吡喃衍生物由以下通式1表示：其中R 1是氢元素或烷氧基。

10. 发明申请

US20050048317A1 Electroluminescent device and light-emitting device including the same 审中-公开
标题翻译：电致发光器件和包括其的发光器件
公开(公告)号：US20050048317A1
公开(公告)日：2005-03-03
申请号：US10926955
申请日：2004-08-27
申请人： Satoshi Seo , Hiroko Abe , Nobuharu Ohsawa , Hisao Ikeda
发明人： Satoshi Seo , Hiroko Abe , Nobuharu Ohsawa , Hisao Ikeda
IPC分类号： H05B33/14 , C09K11/06 , H01L51/00 , H01L51/50 , H05B33/12 , H05B33/20
CPC分类号： H01L51/5012 , H01L51/0051 , H01L51/0059 , H01L51/0062 , H01L51/0078 , H01L51/0081 , H01L51/5048 , H01L51/5096 , Y10T428/24942
摘要： Driving voltage is reduced for a doped device having a light-emitting layer formed by a host material added with a small amount of a guest material. Specifically, driving voltage is reduced for a doped device formed by a host material added with a red emission material having an electron-withdrawing group as a guest material. Further, color purity of the doped device is improved with reducing driving voltage. Specifically, color purity of the doped device formed by a host material added with a red emission material having an electron-withdrawing group as a guest material is improved with reducing driving voltage. Organic compounds having a hole transportation property are used as a host material 521 for an electroluminescent device having a light-emitting layer 513 formed by the host material 521 and a guest material 522 having an electron-withdrawing group.
摘要翻译：对于具有由添加有少量客体材料的主体材料形成的发光层的掺杂器件，驱动电压降低。具体地，对于由添加有具有吸电子基团的红色发射材料的主体材料形成的掺杂器件作为客体材料，驱动电压降低。此外，通过降低驱动电压来改善掺杂器件的色纯度。具体地说，通过减少驱动电压来改善由添加有吸电子基团的红色发射材料作为客体材料的主体材料形成的掺杂器件的色纯度。具有空穴传输性的有机化合物用作具有由主体材料521形成的发光层513和具有吸电子基团的客体材料522的电致发光器件的主体材料521。

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