公开(公告)号：US20060214553A1

公开(公告)日：2006-09-28

申请号：US10547211

申请日：2004-02-27

申请人： Yoshiaki Nagara ,  Takanori Murasaki ,  Kenji Mori ,  Ichiro Yamamoto ,  Yoshifumi Kato ,  Shintaro Kawasaki ,  Kazuyoshi Takeuchi

发明人： Yoshiaki Nagara ,  Takanori Murasaki ,  Kenji Mori ,  Ichiro Yamamoto ,  Yoshifumi Kato ,  Shintaro Kawasaki ,  Kazuyoshi Takeuchi

IPC分类号： H01J1/62

CPC分类号： H01L51/5036 ,  H01L51/50 ,  H01L51/5048 ,  H05B33/14

摘要： The present invention provides organic EL devices which have on their anode at least a light-emitting layer, an electron-injecting-transporting layer, and a cathode giving an elongated lifetime, organic EL devices giving a superior whiteness, a higher light-emitting efficiency, and an elongated lifetime compared to conventional ones, and color displays using such organic EL devices. On anode (10), hole-injecting-transporting layer (11), light-emitting layer (12), non-light-emitting layer (13), electron-injecting-transporting layer (14), and cathode (15) in this order are laminated. Otherwise, on an anode, a hole-injecting layer, a hole-transporting layer, a red light-emitting layer, a blue light-emitting layer, an electron-transporting layer, an electron-injecting layer, and a cathode in this order are laminated.

摘要翻译： 本发明提供了在其阳极上至少具有发光层，电子注入传输层和延长寿命的阴极的有机EL器件，具有优异的白度的有机EL器件，更高的发光效率 ，并且与常规的相比具有延长的寿命，以及使用这种有机EL器件的彩色显示器。 在阳极（10），空穴注入传输层（11），发光层（12），非发光层（13），电子注入传输层（14）和阴极（15） 这个顺序是层叠的。 另外，在阳极上，依次是空穴注入层，空穴传输层，红色发光层，蓝色发光层，电子传输层，电子注入层和阴极 层压。

公开(公告)号：US07854998B2

公开(公告)日：2010-12-21

申请号：US11628277

申请日：2005-05-11

申请人： Yoshiaki Nagara ,  Ichiro Yamamoto ,  Kenji Mori ,  Takanori Murasaki

发明人： Yoshiaki Nagara ,  Ichiro Yamamoto ,  Kenji Mori ,  Takanori Murasaki

IPC分类号： H05B33/14

CPC分类号： H01L51/504 ,  C09K11/06 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5024 ,  H01L51/5044 ,  H01L51/5048 ,  H01L51/5096

摘要： The present organic EL devices have at least one luminescent layer and a cathode sequentially provided on their anode, which luminescent layer contains an electron-transporting material, a hole-transporting material, and a luminescent dopant. Preferably, an electron-transporting layer is further provided between the luminescent layer and the cathode. According to the present invention, organic EL devices can be provided giving improved whiteness, colour reproducibility, luminescent efficiency, and lifetime compared to conventional ones.

摘要翻译： 本发明的有机EL器件在其阳极上依次具有至少一个发光层和阴极，该发光层含有电子传输材料，空穴传输材料和发光掺杂剂。 优选地，在发光层和阴极之间还设置电子传输层。 根据本发明，与现有技术相比，可以提供有机EL装置，其提供改善的白度，颜色再现性，发光效率和使用寿命。

公开(公告)号：US20070018568A1

公开(公告)日：2007-01-25

申请号：US10534115

申请日：2003-11-05

申请人： Yoshiaki Nagara ,  Takanori Murasaki ,  Ichiro Yamamoto

发明人： Yoshiaki Nagara ,  Takanori Murasaki ,  Ichiro Yamamoto

IPC分类号： H01J1/62

CPC分类号： H01L51/5048 ,  H01L51/005 ,  H01L51/0059 ,  H01L51/0078 ,  H01L51/0081 ,  H01L51/0094

摘要： The electron transport layer contained in the organic EL device according to the present invention contains at least a first organic compound and a second organic compound. The first organic compound possesses higher electron mobility than the second organic compound, and the second organic compound possesses a higher glass transition temperature than the first organic compound. For this reason, the organic EL device according to the present invention has a long life and a high luminous efficiency. The first organic compound is preferably a silole derivative, and the second organic compound is preferably a quinolinolate metal complex.

摘要翻译： 包含在根据本发明的有机EL器件中的电子传输层至少包含第一有机化合物和第二有机化合物。 第一有机化合物具有比第二有机化合物更高的电子迁移率，并且第二有机化合物具有比第一有机化合物更高的玻璃化转变温度。 因此，本发明的有机EL元件的寿命长，发光效率高。 第一有机化合物优选为噻咯衍生物，第二有机化合物优选为羟基喹啉金属络合物。

公开(公告)号：US07812521B2

公开(公告)日：2010-10-12

申请号：US12221763

申请日：2008-08-05

申请人： Kenji Mori ,  Ichiro Yamamoto ,  Takanori Murasaki

发明人： Kenji Mori ,  Ichiro Yamamoto ,  Takanori Murasaki

IPC分类号： H01L51/50

CPC分类号： H01L51/5036 ,  H01L51/5016

摘要： The white light-emitting organic EL device of the present invention comprises: an anode, a cathode, at least a red light-emitting layer, a blue light-emitting layer and a green light-emitting layer provided between the anode and the cathode, and an intermediate layer between any two adjacent layers of the respective light-emitting layers, wherein, when CIE chromaticity coordinates of a dopant incorporated into the red light-emitting layer are represented by (xR, yR), CIE chromaticity coordinates of a dopant incorporated into the blue light-emitting layer are represented by (xB, yB), CIE chromaticity coordinates of a dopant incorporated into the green light-emitting layer are represented by (xG, yG), and target CIE chromaticity coordinates of white light emitted from the device are represented by (xt, yt), Δy represented as a difference between yR and yB, and Δx represented as a difference between xG and xt satisfy the following relationships: Δy≦0.18 Δx≦0.10.

摘要翻译： 本发明的白色发光有机EL元件包括阳极，阴极，至少红色发光层，蓝色发光层和设置在阳极和阴极之间的绿色发光层， 以及在各发光层的任意两个相邻层之间的中间层，其中当掺入到红色发光层中的掺杂剂的CIE色度坐标由（xR，yR）表示时，掺杂掺杂的CIE色度坐标 通过（xB，yB）表示蓝色发光层，掺入到绿色发光层中的掺杂剂的CIE色度坐标由（xG，yG）表示，并且由（xG，yG）表示的白色光的目标CIE色度坐标 器件由（xt，yt）表示，＆Dgr; y表示为yR和yB之间的差，并且表示为xG和xt之间的差的＆Dgr; x满足以下关系：＆Dgr; y＆nlE; 0.18＆Dgr; x＆nlE; 0.10。

公开(公告)号：US20090079338A1

公开(公告)日：2009-03-26

申请号：US12221763

申请日：2008-08-05

申请人： Kenji Mori ,  Ichiro Yamamoto ,  Takanori Murasaki

发明人： Kenji Mori ,  Ichiro Yamamoto ,  Takanori Murasaki

IPC分类号： H01J1/62

CPC分类号： H01L51/5036 ,  H01L51/5016

摘要： The white light-emitting organic EL device of the present invention comprises: an anode, a cathode, at least a red light-emitting layer, a blue light-emitting layer and a green light-emitting layer provided between the anode and the cathode, and an intermediate layer between any two adjacent layers of the respective light-emitting layers, wherein, when CIE chromaticity coordinates of a dopant incorporated into the red light-emitting layer are represented by (xR, yR), CIE chromaticity coordinates of a dopant incorporated into the blue light-emitting layer are represented by (xB, yB), CIE chromaticity coordinates of a dopant incorporated into the green light-emitting layer are represented by (xG, yG), and target CIE chromaticity coordinates of white light emitted from the device are represented by (xt, yt), Δy represented as a difference between yR and yB, and Δx represented as a difference between xG and xt satisfy the following relationships: Δy≦0.18 Δx≦0.10.

摘要翻译： 本发明的白色发光有机EL元件包括阳极，阴极，至少红色发光层，蓝色发光层和设置在阳极和阴极之间的绿色发光层， 以及在各发光层的任意两个相邻层之间的中间层，其中当掺入到红色发光层中的掺杂剂的CIE色度坐标由（xR，yR）表示时，掺杂掺杂的CIE色度坐标 通过（xB，yB）表示蓝色发光层，掺入到绿色发光层中的掺杂剂的CIE色度坐标由（xG，yG）表示，并且由（xG，yG）表示的白色光的目标CIE色度坐标 器件由（xt，yt）表示，Deltay表示为yR和yB之间的差，表示为xG和xt之间的差的Deltax满足以下关系：<？in-line-formula description =“In- 行公式“end =”lead“？> Deltay <= 0.18 <？in-line-formula description =”In-line Formulas“end =”tail“？> <？in-line-formula description =”内联公式 “end =”lead“？> Deltax <= 0.10。<？in-line-formula description =”In-line Formulas“end =”tail“？>

公开(公告)号：US20080290788A1

公开(公告)日：2008-11-27

申请号：US11628277

申请日：2006-05-11

申请人： Yohiaki Nagara ,  Ichiro Yamamoto ,  Kenji Mori ,  Takanori Murasaki

发明人： Yohiaki Nagara ,  Ichiro Yamamoto ,  Kenji Mori ,  Takanori Murasaki

IPC分类号： H01L51/52

CPC分类号： H01L51/504 ,  C09K11/06 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5024 ,  H01L51/5044 ,  H01L51/5048 ,  H01L51/5096

摘要： The present organic EL devices have at least one luminescent layer and a cathode sequentially provided on their anode, which luminescent layer contains an electron-transporting material, a hole-transporting material, and a luminescent dopant. Preferably, an electron-transporting layer is further provided between the luminescent layer and the cathode. According to the present invention, organic EL devices can be provided giving improved whiteness, colour reproducibility, luminescent efficiency, and lifetime compared to conventional ones.

摘要翻译： 本发明的有机EL器件在其阳极上依次具有至少一个发光层和阴极，该发光层含有电子传输材料，空穴传输材料和发光掺杂剂。 优选地，在发光层和阴极之间还设置电子传输层。 根据本发明，与现有技术相比，可以提供有机EL装置，其提供改善的白度，颜色再现性，发光效率和使用寿命。

公开(公告)号：US07109649B2

公开(公告)日：2006-09-19

申请号：US10354821

申请日：2003-01-30

申请人： Yoshifumi Kato ,  Kazuyoshi Takeuchi ,  Ichiro Yamamoto

发明人： Yoshifumi Kato ,  Kazuyoshi Takeuchi ,  Ichiro Yamamoto

IPC分类号： H01J1/62

CPC分类号： H01L27/322 ,  H01L27/3244 ,  H01L27/3281 ,  H01L51/524 ,  H01L51/5253 ,  H01L2251/5315

摘要： An organic light emitting diode color display unit has a substrate, an organic electroluminescent device formed on the substrate, a transparent cover plate disposed opposite to the substrate and a color filter element formed on the transparent cover plate. The organic electroluminescent device includes an electroluminescent zone comprising a thin film of an organic electroluminescent material. The color filter element is spaced from the organic electroluminescent device and associated with the organic electroluminescent device. Light from the organic electroluminescent device is emitted from the transparent cover plate.

公开(公告)号：US20060152148A1

公开(公告)日：2006-07-13

申请号：US11321937

申请日：2005-12-28

申请人： Ichiro Yamamoto ,  Takanori Murasaki

发明人： Ichiro Yamamoto ,  Takanori Murasaki

IPC分类号： H01L51/50 ,  H01L51/56

CPC分类号： H01L51/0021 ,  H01L51/0059 ,  H01L51/50 ,  H01L51/5221 ,  H01L51/56

摘要： An organic EL device includes an anode layer, a hole injection and transport layer, an organic light-emitting layer and a cathode layer. The anode layer is formed of metal-oxide based material which is electrically conductive. The hole injection and transport layer is formed on the anode layer using material other than phthalocyanine metal complex. The organic light-emitting layer is formed on the hole injection and transport layer. The cathode layer is formed on the organic light-emitting layer. After the organic EL device is heated for 150 hours at the temperature of 85° C., the retention rate of its power efficiency is equal to or more than 80%.

摘要翻译： 有机EL器件包括阳极层，空穴注入传输层，有机发光层和阴极层。 阳极层由导电的金属氧化物基材料形成。 利用酞菁金属络合物以外的材料在阳极层上形成空穴注入输送层。 有机发光层形成在空穴注入传输层上。 阴极层形成在有机发光层上。 将有机EL元件在85℃的温度下加热150小时后，其功率效率的保持率等于或大于80％。

公开(公告)号：US20060108580A1

公开(公告)日：2006-05-25

申请号：US11228119

申请日：2005-09-16

申请人： Mikio Yoshida ,  Kenji Mori ,  Ichiro Yamamoto

发明人： Mikio Yoshida ,  Kenji Mori ,  Ichiro Yamamoto

IPC分类号： H01L29/08

CPC分类号： H01L51/5271 ,  H01L51/5036 ,  H01L51/5231 ,  H01L51/5268 ,  H01L51/5275 ,  H01L2251/558

摘要： Provided is an organic EL device, including: a transparent substrate having a front surface and a rear surface; a first electrode layer, an organic layer including a light emitting layer and a second electrode layer that are formed in order on the front surface of the transparent substrate; and a reflective layer formed on the second electrode layer on a side opposite to the organic layer and having light reflectivity for light incident from the second electrode layer, the first electrode layer and the second electrode layer being formed of a transparent material, light being extracted from the rear surface of the transparent substrate.

摘要翻译： 提供一种有机EL器件，包括：具有前表面和后表面的透明衬底; 第一电极层，在透明基板的前表面上依次形成包括发光层和第二电极层的有机层; 以及反射层，形成在与所述有机层相反的一侧的所述第二电极层上，并且对于从所述第二电极层入射的光具有光反射率，所述第一电极层和所述第二电极层由透明材料形成，所述光被提取 从透明基板的后表面。

公开(公告)号：US08440521B2

公开(公告)日：2013-05-14

申请号：US13067788

申请日：2011-06-27

申请人： Naomi Fukumaki ,  Eiji Hasegawa ,  Toshihiro Iizuka ,  Ichiro Yamamoto

发明人： Naomi Fukumaki ,  Eiji Hasegawa ,  Toshihiro Iizuka ,  Ichiro Yamamoto

IPC分类号： H01L21/3105

CPC分类号： H01L21/823857 ,  H01L21/823842

摘要： A method of manufacturing a semiconductor device having a p-type field effect transistor and an n-type field effect transistor includes the steps of: forming an interface insulating layer and a high-permittivity layer on a substrate in the stated order; forming a pattern of a sacrifice layer on the high-permittivity layer; forming a metal-containing film containing metal elements therein on the high-permittivity layer in a first region where the sacrifice layer is formed and a second region where no sacrifice layer is formed; introducing the metal elements into an interface between the interface insulating layer and the high-permittivity layer in the second region by conducting a heat treatment; and removing the sacrifice layer by wet etching, wherein in the removing step, the sacrifice layer is etched easily more than the high-permittivity layer. With this configuration, the semiconductor device excellent in reliability is obtained.

摘要翻译： 制造具有p型场效应晶体管和n型场效应晶体管的半导体器件的方法包括以下步骤：按照所述顺序在衬底上形成界面绝缘层和高电容率层; 在高电介质层上形成牺牲层的图案; 在形成有牺牲层的第一区域和形成牺牲层的第二区域的高介电常数层上形成含有金属元素的含金属膜; 通过进行热处理，将金属元素引入第二区域中的界面绝缘层与高电容率层之间的界面; 并且通过湿法蚀刻去除牺牲层，其中在去除步骤中，牺牲层比高介电常数层容易蚀刻。 由此，能够获得可靠性优异的半导体装置。