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1. 发明申请

US20100127246A1 WHITE ORGANIC ELECTROLUMINESCENT ELEMENT AND LIGHTING DEVICE 有权
标题翻译：白色有机电致发光元件和照明设备
公开(公告)号：US20100127246A1
公开(公告)日：2010-05-27
申请号：US12595921
申请日：2008-04-04
申请人： Yoriko Nakayama , Tomoyuki Nakayama , Kunimasa Hiyama , Shigeru Kojima
发明人： Yoriko Nakayama , Tomoyuki Nakayama , Kunimasa Hiyama , Shigeru Kojima
IPC分类号： H01L51/54 , H01L51/52
CPC分类号： H05B33/14 , C09K11/06 , C09K2211/1029 , C09K2211/1044 , C09K2211/1092 , C09K2211/185 , H01L51/0071 , H01L51/0072 , H01L51/0085 , H01L51/0086 , H01L51/0087 , H01L51/0088 , H01L51/5016 , H01L51/5036 , Y02B20/181
摘要： Disclosed is a white light-emitting organic electroluminescent device, which is excellent in stability of emission chromaticity over a long operation period, while having high electrical efficiency, long life, excellent storage stability and excellent color rendering properties. Also disclosed is an illuminating device using such an organic electroluminescent device. Specifically disclosed is an organic electroluminescent device having a light-emitting layer between an anode and a cathode, which is characterized by comprising a light-emitting layer A having a maximum emission wavelength of not more than 480 nm and containing a phosphorescent dopant having a maximum emission wavelength of not more than 480 nm, and a light-emitting layer B arranged between the light-emitting layer A and the anode, which has a maximum emission wavelength of not less than 510 nm and contains a phosphorescent dopant. This organic electroluminescent device is also characterized in that the concentration of the phosphorescent dopant contained in the light-emitting layer A varies in the thickness direction of the light-emitting layer A. Also specifically disclosed is an illuminating device using such a white light-emitting organic electroluminescent device.
摘要翻译：公开了一种白色发光有机电致发光器件，其具有高的电效率，长寿命，优异的储存稳定性和优异的显色性，其在长的操作期间的发光色度的稳定性优异。还公开了使用这种有机电致发光器件的照明装置。具体公开了一种在阳极和阴极之间具有发光层的有机电致发光器件，其特征在于包括具有最大发射波长不大于480nm并且含有最大发光波长的磷光掺杂剂的发光层A 发光波长不大于480nm，发光层B布置在发光层A和阳极之间，其发射波长不小于510nm，并且含有磷光掺杂剂。该有机电致发光器件的特征还在于，发光层A中所含的磷光掺杂剂的浓度在发光层A的厚度方向上变化。具体公开了使用这种白色发光有机电致发光器件。

2. 发明授权

US09006711B2 White organic electroluminescent element and lighting device 有权
标题翻译：白色有机电致发光元件和照明装置
公开(公告)号：US09006711B2
公开(公告)日：2015-04-14
申请号：US12595921
申请日：2008-04-04
申请人： Yoriko Nakayama , Tomoyuki Nakayama , Kunimasa Hiyama , Shigeru Kojima
发明人： Yoriko Nakayama , Tomoyuki Nakayama , Kunimasa Hiyama , Shigeru Kojima
IPC分类号： H01L29/08 , H05B33/14 , C09K11/06 , H01L51/00 , H01L51/50
CPC分类号： H05B33/14 , C09K11/06 , C09K2211/1029 , C09K2211/1044 , C09K2211/1092 , C09K2211/185 , H01L51/0071 , H01L51/0072 , H01L51/0085 , H01L51/0086 , H01L51/0087 , H01L51/0088 , H01L51/5016 , H01L51/5036 , Y02B20/181
摘要： Disclosed is a white light-emitting organic electroluminescent device, which is excellent in stability of emission chromaticity over a long operation period, while having high electrical efficiency, long life, excellent storage stability and excellent color rendering properties. Also disclosed is an illuminating device using such an organic electroluminescent device. Specifically disclosed is an organic electroluminescent device having a light-emitting layer between an anode and a cathode, which is characterized by comprising a light-emitting layer A having a maximum emission wavelength of not more than 480 nm and containing a phosphorescent dopant having a maximum emission wavelength of not more than 480 nm, and a light-emitting layer B arranged between the light-emitting layer A and the anode, which has a maximum emission wavelength of not less than 510 nm and contains a phosphorescent dopant. This organic electroluminescent device is also characterized in that the concentration of the phosphorescent dopant contained in the light-emitting layer A varies in the thickness direction of the light-emitting layer A. Also specifically disclosed is an illuminating device using such a white light-emitting organic electroluminescent device.
摘要翻译：公开了一种白色发光有机电致发光器件，其具有高的电效率，长寿命，优异的储存稳定性和优异的显色性，其在长的操作期间的发光色度的稳定性优异。还公开了使用这种有机电致发光器件的照明装置。具体公开了一种在阳极和阴极之间具有发光层的有机电致发光器件，其特征在于包括具有最大发射波长不大于480nm并且含有最大发光波长的磷光掺杂剂的发光层A 发光波长不大于480nm，发光层B布置在发光层A和阳极之间，其发射波长不小于510nm，并且含有磷光掺杂剂。该有机电致发光器件的特征还在于，发光层A中所含的磷光掺杂剂的浓度在发光层A的厚度方向上变化。具体公开了使用这种白色发光有机电致发光器件。

3. 发明申请

US20100026175A1 MULTICOLOR PHOSPHORESCENT ORGANIC ELECTROLUMINESCENT ELEMENT AND LIGHTING SYSTEM 有权
标题翻译：多晶硅有机电致发光元件和照明系统
公开(公告)号：US20100026175A1
公开(公告)日：2010-02-04
申请号：US12519075
申请日：2007-11-13
申请人： Tomoyuki Nakayama , Hiroshi Kashiwagi , Yoriko Nakayama , Shigeru Kojima
发明人： Tomoyuki Nakayama , Hiroshi Kashiwagi , Yoriko Nakayama , Shigeru Kojima
IPC分类号： H01J1/63
CPC分类号： C09K11/06 , C09K2211/1007 , C09K2211/1014 , C09K2211/1029 , C09K2211/1044 , C09K2211/1048 , C09K2211/1059 , C09K2211/185 , H01L51/0059 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0085 , H01L51/5036 , H05B33/14
摘要： This invention provides a multicolor phosphorescent organic electroluminescent element having an excellent electric power efficiency, a prolonged service life, an excellent storage stability, and an excellent stability of chromaticity against drive current, and a lighting system using the multicolor phosphorescent organic electroluminescent element. The multicolor phosphorescent organic electroluminescent element contains a plurality of phosphorescent dopants different from each other in luminescence wavelength and particularly exhibits white luminescence. Specifically, the multicolor phosphorescent organic electroluminescent element contains two or more phosphorescent dopants different from each other in luminescence wavelength and comprises two or more luminescent layers, the luminescent dopant being a phosphorescent dopant. The multicolor phosphorescent organic electroluminescent element is characterized in that at least one layer formed of luminescent layer A containing two or more phosphorescent dopants different from each other in luminescence wavelength in the same layer is provided, the content of the luminescent dopant having the highest concentration used in the luminescent layer A is not less than 4% by mass and not more than 20% by mass, and luminescent layer B having a maximum luminescence wavelength of not more than 480 nm is provided at a position near the cathode side as compared with the luminescent layer A.
摘要翻译：本发明提供一种多色磷光有机电致发光元件，其具有优异的电力效率，延长的使用寿命，优异的储存稳定性和优异的色温对驱动电流的稳定性，以及使用该多色磷光有机电致发光元件的照明系统。多色磷光有机电致发光元件在发光波长中含有彼此不同的多个磷光掺杂剂，特别是显示白色发光。具体地，多色磷光有机电致发光元件在发光波长中含有彼此不同的两种或更多种磷光掺杂剂，并且包含两个或更多个发光层，发光掺杂剂是磷光掺杂剂。多色磷光有机电致发光元件的特征在于，在同一层中，由发光层A形成的至少一层由发光波长彼此不同的两种以上的磷光掺杂剂构成，使用浓度最高的发光掺杂剂的含量在发光层A中，不少于4质量％且20质量％以下，与阴极侧相比，在阴极侧附近的位置设置有最大发光波长为480nm以下的发光层B 发光层A.

4. 发明授权

US08299787B2 Multicolor phosphorescent organic electroluminescent element and lighting system 有权
标题翻译：多色磷光有机电致发光元件及照明系统
公开(公告)号：US08299787B2
公开(公告)日：2012-10-30
申请号：US12519075
申请日：2007-11-13
申请人： Tomoyuki Nakayama , Hiroshi Kashiwagi , Yoriko Nakayama , Shigeru Kojima
发明人： Tomoyuki Nakayama , Hiroshi Kashiwagi , Yoriko Nakayama , Shigeru Kojima
IPC分类号： G01V3/00
CPC分类号： C09K11/06 , C09K2211/1007 , C09K2211/1014 , C09K2211/1029 , C09K2211/1044 , C09K2211/1048 , C09K2211/1059 , C09K2211/185 , H01L51/0059 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0085 , H01L51/5036 , H05B33/14
摘要： This invention provides a multicolor phosphorescent organic electroluminescent element having an excellent electric power efficiency, a prolonged service life, an excellent storage stability, and an excellent stability of chromaticity against drive current, and a lighting system using the multicolor phosphorescent organic electroluminescent element. The multicolor phosphorescent organic electroluminescent element contains a plurality of phosphorescent dopants different from each other in luminescence wavelength and particularly exhibits white luminescence. Specifically, the multicolor phosphorescent organic electroluminescent element contains two or more phosphorescent dopants different from each other in luminescence wavelength and comprises two or more luminescent layers, the luminescent dopant being a phosphorescent dopant. The multicolor phosphorescent organic electroluminescent element is characterized in that at least one layer formed of luminescent layer A containing two or more phosphorescent dopants different from each other in luminescence wavelength in the same layer is provided, the content of the luminescent dopant having the highest concentration used in the luminescent layer A is not less than 4% by mass and not more than 20% by mass, and luminescent layer B having a maximum luminescence wavelength of not more than 480 nm is provided at a position near the cathode side as compared with the luminescent layer A.
摘要翻译：本发明提供一种多色磷光有机电致发光元件，其具有优异的电力效率，延长的使用寿命，优异的储存稳定性和优异的色温对驱动电流的稳定性，以及使用该多色磷光有机电致发光元件的照明系统。多色磷光有机电致发光元件在发光波长中含有彼此不同的多个磷光掺杂剂，特别是显示白色发光。具体地，多色磷光有机电致发光元件在发光波长中含有彼此不同的两种或更多种磷光掺杂剂，并且包含两个或更多个发光层，发光掺杂剂是磷光掺杂剂。多色磷光有机电致发光元件的特征在于，在同一层中，由发光层A形成的至少一层由发光波长彼此不同的两种以上的磷光掺杂剂构成，使用浓度最高的发光掺杂剂的含量在发光层A中，不少于4质量％且20质量％以下，与阴极侧相比，在阴极侧附近的位置设置有最大发光波长为480nm以下的发光层B 发光层A.

5. 发明申请

US20100267180A1 METHOD FOR MANUFACTURING ORGANIC ELECTRONIC ELEMENT 有权
标题翻译：制造有机电子元件的方法
公开(公告)号：US20100267180A1
公开(公告)日：2010-10-21
申请号：US12741704
申请日：2008-11-11
申请人： Shigeru Kojima , Kunimasa Hiyama , Hideo Taka
发明人： Shigeru Kojima , Kunimasa Hiyama , Hideo Taka
IPC分类号： H01L51/56 , H01L51/48
CPC分类号： H01L51/5016 , B82Y10/00 , H01L51/0007 , H01L51/0036 , H01L51/0047 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0085 , H01L51/4253 , H01L51/56 , Y02E10/549 , Y02P70/521
摘要： Provided is a manufacturing method by which each functional layer of various types of organic electronic elements can be uniformly formed by wet process. Specifically, a method for manufacturing an organic electronic element which uniformly emits light with high emission efficiency is provided. The method for manufacturing the organic electronic element includes a step of forming a functional layer by laminating at least an organic layer (A) and an organic layer (B) in this order on a substrate. After forming at least the organic layer (A), the organic layer (B) is applied and formed on the organic layer (A) by using a fluorine-containing solvent.
摘要翻译：提供了通过湿法均匀地形成各种有机电子元件的各功能层的制造方法。具体地说，提供一种均匀地发光，发光效率高的有机电子元件的制造方法。有机电子元件的制造方法包括通过在基板上依次层叠至少有机层（A）和有机层（B）来形成功能层的工序。至少形成有机层（A）后，通过使用含氟溶剂，在有机层（A）上形成有机层（B）。

6. 发明授权

US08304764B2 Organic electroluminescent element 有权
标题翻译：有机电致发光元件
公开(公告)号：US08304764B2
公开(公告)日：2012-11-06
申请号：US12739864
申请日：2008-10-27
申请人： Takeshi Ono , Kunimasa Hiyama , Shigeru Kojima
发明人： Takeshi Ono , Kunimasa Hiyama , Shigeru Kojima
IPC分类号： H01L35/24
CPC分类号： H01L51/5016 , C09K11/06 , C09K2211/185 , H01L51/0071 , H01L51/0072 , H01L51/0085 , H01L51/5036 , H01L2251/552 , H05B33/14 , Y02B20/181
摘要： The present invention provides a white organic electroluminescent element which can emits white light and is free from deviation of chromaticity. This organic electroluminescent element comprises a substrate and, provided on the substrate, at least an anode, a cathode, and a light emitting layer held between the anode and the cathode. This organic electroluminescent element is characterized in that the light emitting layer contains at least three types of light emitting materials different from each other in λ max, and the absolute value of HOMO level of the light emitting material having the shortest wavelength is smaller than the absolute value of HOMO level of the other light emitting materials.
摘要翻译：本发明提供一种白色有机电致发光元件，其能够发出白光并且不会产生色度偏差。该有机电致发光元件包括基板，并且在基板上设置至少阳极，阴极和保持在阳极和阴极之间的发光层。该有机电致发光元件的特征在于，发光层在λmax中含有至少三种不同的发光材料，并且具有最短波长的发光材料的HOMO能级的绝对值小于绝对值其他发光材料的HOMO含量值。

7. 发明授权

US08569087B2 Method for manufacturing organic electronic element 有权
标题翻译：有机电子元件制造方法
公开(公告)号：US08569087B2
公开(公告)日：2013-10-29
申请号：US12741704
申请日：2008-11-11
申请人： Shigeru Kojima , Kunimasa Hiyama , Hideo Taka
发明人： Shigeru Kojima , Kunimasa Hiyama , Hideo Taka
IPC分类号： H01L21/00 , H01L21/40
CPC分类号： H01L51/5016 , B82Y10/00 , H01L51/0007 , H01L51/0036 , H01L51/0047 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0085 , H01L51/4253 , H01L51/56 , Y02E10/549 , Y02P70/521
摘要： Provided is a manufacturing method by which each functional layer of various types of organic electronic elements can be uniformly formed by wet process. Specifically, a method for manufacturing an organic electronic element which uniformly emits light with high emission efficiency is provided. The method for manufacturing the organic electronic element includes a step of forming a functional layer by laminating at least an organic layer (A) and an organic layer (B) in this order on a substrate. After forming at least the organic layer (A), the organic layer (B) is applied and formed on the organic layer (A) by using a fluorine-containing solvent.
摘要翻译：提供了通过湿法均匀地形成各种有机电子元件的各功能层的制造方法。具体地说，提供一种均匀地发光，发光效率高的有机电子元件的制造方法。有机电子元件的制造方法包括通过在基板上依次层叠至少有机层（A）和有机层（B）来形成功能层的工序。至少形成有机层（A）后，通过使用含氟溶剂，在有机层（A）上形成有机层（B）。

8. 发明授权

US08518558B2 Organic electroluminescent element 有权
标题翻译：有机电致发光元件
公开(公告)号：US08518558B2
公开(公告)日：2013-08-27
申请号：US12450389
申请日：2008-03-25
申请人： Kunimasa Hiyama , Shigeru Kojima
发明人： Kunimasa Hiyama , Shigeru Kojima
IPC分类号： H01L51/54
CPC分类号： H01L51/5036 , H01L51/004 , H01L51/0043 , H01L51/0085 , H01L51/5016
摘要： An organic electroluminescent element having at least an anode, a cathode, and a light-emitting layer held between the anode and the cathode on a substrate and emitting white light. The light-emitting layer consists of three or less layers, the light-emitting material contained entirely in the light-emitting layer consists of at least four kinds of light-emitting material having different emission maximum wavelengths (λmax). The four kinds of light emitting material have emission colors of blue, green, yellow red and red, and since one or more layers out of the three or less layers of the light-emitting layer contain two or more kinds of light-emitting material simultaneously, there is obtained an organic electroluminescent element excellent in color rendering and exhibiting high power efficiency in which variation in emission color is small even if current density varies.
摘要翻译：一种有机电致发光元件，其至少具有阳极，阴极和保持在基板上的阳极和阴极之间的发光层并发射白光。发光层由三层以下的层构成，发光层全部含有的发光材料由发射最大波长（lambdamax）不同的至少四种发光材料构成。四种发光材料具有蓝色，绿色，黄色红色和红色的发射颜色，并且由于发光层的三个或更少层中的一个或多个层同时含有两种或更多种发光材料得到了即使电流密度变化，显色性优异且效率高的发光颜色变化小的有机电致发光元件。

9. 发明申请

US20100045172A1 ORGANIC ELECTROLUMINESCENT ELEMENT 有权
标题翻译：有机电致发光元件
公开(公告)号：US20100045172A1
公开(公告)日：2010-02-25
申请号：US12450389
申请日：2008-03-25
申请人： Kunimasa Hiyama , Shigeru Kojima
发明人： Kunimasa Hiyama , Shigeru Kojima
IPC分类号： H01J1/63
CPC分类号： H01L51/5036 , H01L51/004 , H01L51/0043 , H01L51/0085 , H01L51/5016
摘要： An organic electroluminescent element having at least an anode, a cathode, and a light-emitting layer held between the anode and the cathode on a substrate and emitting white light. The light-emitting layer consists of three or less layers, the light-emitting material contained entirely in the light-emitting layer consists of at least four kinds of light-emitting material having different emission maximum wavelengths (λmax). The four kinds of light emitting material have emission colors of blue, green, yellow red and red, and since one or more layers out of the three or less layers of the light-emitting layer contain two or more kinds of light-emitting material simultaneously, there is obtained an organic electroluminescent element excellent in color rendering and exhibiting high power efficiency in which variation in emission color is small even if current density varies.
摘要翻译：一种有机电致发光元件，其至少具有阳极，阴极和保持在基板上的阳极和阴极之间的发光层并发射白光。发光层由三层以下的层构成，发光层全部含有的发光材料由发射最大波长（λmax）不同的至少四种发光材料构成。四种发光材料具有蓝色，绿色，黄色红色和红色的发射颜色，并且由于发光层的三个或更少层中的一个或多个层同时含有两种或更多种发光材料得到了即使电流密度变化，显色性优异且效率高的发光颜色变化小的有机电致发光元件。

10. 发明申请

US20100244007A1 ORGANIC ELECTROLUMINESCENT ELEMENT 有权
标题翻译：有机电致发光元件
公开(公告)号：US20100244007A1
公开(公告)日：2010-09-30
申请号：US12739864
申请日：2008-10-27
申请人： Takeshi Ono , Kunimasa Hiyama , Shigeru Kojima
发明人： Takeshi Ono , Kunimasa Hiyama , Shigeru Kojima
IPC分类号： H01L51/52
CPC分类号： H01L51/5016 , C09K11/06 , C09K2211/185 , H01L51/0071 , H01L51/0072 , H01L51/0085 , H01L51/5036 , H01L2251/552 , H05B33/14 , Y02B20/181
摘要： The present invention provides a white organic electroluminescent element which can emits white light and is free from deviation of chromaticity. This organic electroluminescent element comprises a substrate and, provided on the substrate, at least an anode, a cathode, and a light emitting layer held between the anode and the cathode. This organic electroluminescent element is characterized in that the light emitting layer contains at least three types of light emitting materials different from each other in X max, and the absolute value of HOMO level of the light emitting material having the shortest wavelength is smaller than the absolute value of HOMO level of the other light emitting materials.
摘要翻译：本发明提供一种白色有机电致发光元件，其能够发出白光并且不会产生色度偏差。该有机电致发光元件包括基板，并且在基板上设置至少阳极，阴极和保持在阳极和阴极之间的发光层。该有机电致发光元件的特征在于，发光层在Xmax中含有至少三种不同的发光材料，并且具有最短波长的发光材料的HOMO能级的绝对值小于绝对值其他发光材料的HOMO含量值。

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