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公开(公告)号:US20090004365A1
公开(公告)日:2009-01-01
申请号:US12205952
申请日:2008-09-08
IPC分类号: B05D5/12
CPC分类号: H05B33/26 , H01L51/5088 , H01L51/5206 , H01L2251/554
摘要: An OLED includes an anode formed over a substrate and a contaminant-scavenging layer formed over the anode, wherein the contaminant-scavenging layer includes one or more organic materials but not a hexaazatriphenylene derivative, each having an electron-accepting property and a reduction potential greater than −0.1 V vs. a Saturated Calomel Electrode, and wherein the one or more organic materials provide more than 50% by mole ratio of the contaminant-scavenging layer. The OLED also includes an organic electroluminescent unit formed over the contaminant-scavenging layer, wherein the organic electroluminescent unit includes a hole-transporting layer, a light-emitting layer, and an electron-transporting layer, and a cathode formed over the organic electroluminescent unit.
摘要翻译: OLED包括形成在衬底上的阳极和形成在阳极上的污染物清除层,其中污染物清除层包括一种或多种有机材料而不是六氮杂苯并菲衍生物,其各自具有电子接受性和还原电位更大 与-0.1V相对于饱和马氏体电极,并且其中所述一种或多种有机材料提供超过污染物清除层的50摩尔%的比例。 OLED还包括在污染物清除层上形成的有机电致发光单元,其中有机电致发光单元包括空穴传输层,发光层和电子传输层,以及在有机电致发光单元上形成的阴极 。
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公开(公告)号:US07494722B2
公开(公告)日:2009-02-24
申请号:US11064386
申请日:2005-02-23
申请人: Liang-Sheng Liao , Wojciech K. Slusarek , Tukaram K. Hatwar , Michele L. Ricks , Dustin L. Comfort
发明人: Liang-Sheng Liao , Wojciech K. Slusarek , Tukaram K. Hatwar , Michele L. Ricks , Dustin L. Comfort
IPC分类号: H01L51/54 , H01L51/52 , C07D241/36
CPC分类号: H01L51/5278 , H01L51/0051 , H01L51/0059 , H01L51/5052 , Y10S428/917
摘要: A tandem OLED includes an anode and a cathode. The OLED also includes at least two electroluminescent units disposed between the anode and the cathode, wherein each of the electroluminescent units includes at least one hole-transporting layer and one organic light-emitting layer. An intermediate connector is disposed between adjacent electroluminescent units, wherein the intermediate connector includes an n-doped organic layer and an electron-accepting layer, the electron-accepting layer being disposed closer to the cathode than the n-doped organic layer, and wherein the electron-accepting layer includes one or more organic materials, each having a reduction potential greater than −0.5 V vs. a Saturated Calomel Electrode, and wherein the one or more organic materials constitute more than 50% by volume of the electron-accepting layer.
摘要翻译: 串联OLED包括阳极和阴极。 OLED还包括设置在阳极和阴极之间的至少两个电致发光单元,其中每个电致发光单元包括至少一个空穴传输层和一个有机发光层。 中间连接器设置在相邻的电致发光单元之间,其中中间连接器包括n掺杂有机层和电子接受层,该电子接受层被设置为比n掺杂有机层更靠近阴极,并且其中 电子接受层包括一种或多种有机材料,每种有机材料相对于饱和碳酸钙电极具有大于-0.5V的还原电位,并且其中所述一种或多种有机材料占电子接受层的体积的50体积%以上。
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公开(公告)号:US07075231B1
公开(公告)日:2006-07-11
申请号:US11028033
申请日:2005-01-03
CPC分类号: H01L51/5278 , C09K2211/1029 , C09K2211/1037 , H01L51/002 , H01L51/0059 , H01L51/0073 , H01L51/0081 , H01L51/5052 , H01L2251/558
摘要: A tandem OLED includes an anode, a cathode, and at least two electroluminescent units disposed between the anode and the cathode, wherein each of the electroluminescent units includes at least one hole-injecting layer, one hole-transporting layer, one organic light-emitting layer, one electron-transporting layer, and one electron-injecting layer. The OLED also includes at least one intermediate connector, wherein each of the intermediate connectors includes at least one layer, and wherein each of the intermediate connectors is disposed between electroluminescent units, wherein the thickness of each layer in each of the electroluminescent units and the intermediate connectors is selected to satisfy the test condition that the voltage drop from the anode to the cathode is less than 4.0 V×N (the number of electroluminescent units) at 20 mA/cm2.
摘要翻译: 串联OLED包括阳极,阴极和设置在阳极和阴极之间的至少两个电致发光单元,其中每个电致发光单元包括至少一个空穴注入层,一个空穴传输层,一个有机发光 层,一个电子传输层和一个电子注入层。 OLED还包括至少一个中间连接器,其中每个中间连接器包括至少一个层,并且其中每个中间连接器设置在电致发光单元之间,其中每个电致发光单元和中间层中的每个层的厚度 选择连接器以满足在20mA / cm 2时从阳极到阴极的电压降小于4.0VVN(电致发光单元的数量)的测试条件。
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公开(公告)号:US07560862B2
公开(公告)日:2009-07-14
申请号:US10970928
申请日:2004-10-22
CPC分类号: H01L51/5036 , H01L51/0052 , H01L51/0053 , H01L51/0054 , H01L51/0081 , H01L51/5278 , Y10S428/917
摘要: A tandem white OLED includes an anode; a cathode; at least one broadband electroluminescent unit disposed between the anode and the cathode, wherein the broadband electroluminescent unit includes at least one light-emitting layer and produces at least one color component having an intensity less than desired; at least one color-compensating electroluminescent unit disposed between the anode and the cathode, wherein the color-compensating electroluminescent unit is selected to produce the at least one color component and to increase the color component intensity; and an intermediate connector disposed between each adjacent electroluminescent unit, wherein the intermediate connector has no direct connection to an external power source.
摘要翻译: 串联白色OLED包括阳极; 阴极 设置在所述阳极和所述阴极之间的至少一个宽带电致发光单元,其中所述宽带电致发光单元包括至少一个发光层,并且产生至少一个具有小于期望强度的颜色分量; 设置在阳极和阴极之间的至少一个颜色补偿电致发光单元,其中选择颜色补偿电致发光单元以产生至少一种颜色分量并增加颜色分量强度; 以及设置在每个相邻的电致发光单元之间的中间连接器,其中中间连接器不直接连接到外部电源。
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公开(公告)号:US20100019671A1
公开(公告)日:2010-01-28
申请号:US12573175
申请日:2009-10-05
申请人: William J. Begley , Tukaram K. Hatwar , Liang-Sheng Liao , Kevin P. Klubek , Manju Rajeswaran , Natasha Andrievsky
发明人: William J. Begley , Tukaram K. Hatwar , Liang-Sheng Liao , Kevin P. Klubek , Manju Rajeswaran , Natasha Andrievsky
IPC分类号: H01J1/63
CPC分类号: H01L51/0058 , H01L51/0052 , H01L51/0056 , H01L51/0059 , H01L51/0071 , H01L51/0072 , H01L51/0077 , H01L51/008 , H01L51/0081 , H01L51/5048 , H01L2251/308 , Y10S428/917 , Y10T428/265 , Y10T428/31504
摘要: An OLED device including a cathode, a light emitting layer and an anode, in that order, and, having located between the cathode and the light emitting layer, a further layer containing an alkali metal or alkaline earth metal salt of a 2-(2-hydroxyphenyl)phenanthroline derivative. Such devices exhibit reduced drive voltage while maintaining good luminance.
摘要翻译: 一种包括阴极,发光层和阳极的OLED器件,依次具有位于阴极和发光层之间的另一层,该层含有2-(2)的碱金属或碱土金属盐 - 羟基苯基)菲咯啉衍生物。 这样的器件在保持良好亮度的同时表现出降低的驱动电压。
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公开(公告)号:US08956738B2
公开(公告)日:2015-02-17
申请号:US12573175
申请日:2009-10-05
申请人: William J. Begley , Tukaram K. Hatwar , Liang-Sheng Liao , Kevin P. Klubek , Manju Rajeswaran , Natasha Andrievsky
发明人: William J. Begley , Tukaram K. Hatwar , Liang-Sheng Liao , Kevin P. Klubek , Manju Rajeswaran , Natasha Andrievsky
CPC分类号: H01L51/0058 , H01L51/0052 , H01L51/0056 , H01L51/0059 , H01L51/0071 , H01L51/0072 , H01L51/0077 , H01L51/008 , H01L51/0081 , H01L51/5048 , H01L2251/308 , Y10S428/917 , Y10T428/265 , Y10T428/31504
摘要: An OLED device including a cathode, a light emitting layer and an anode, in that order, and, having located between the cathode and the light emitting layer, a further layer containing an alkali metal or alkaline earth metal salt of a 2-(2-hydroxyphenyl)phenanthroline derivative, according to Formula (MC) below. Such devices exhibit reduced drive voltage while maintaining good luminance.
摘要翻译: 一种包括阴极,发光层和阳极的OLED器件,依次具有位于阴极和发光层之间的另一层,该层含有2-(2)的碱金属或碱土金属盐 - 羟基苯基)菲咯啉衍生物,根据下式(MC)。 这样的器件在保持良好亮度的同时表现出降低的驱动电压。
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公开(公告)号:US07273663B2
公开(公告)日:2007-09-25
申请号:US10922606
申请日:2004-08-20
IPC分类号: H01L51/50
CPC分类号: H01L51/5278 , H01L51/5036 , Y10S428/917 , Y10T428/24942
摘要: A tandem white OLED device includes an anode, a cathode, and a plurality of organic electroluminescence units disposed between the anode and the cathode, wherein each organic electroluminescence unit includes at least one light-emitting layer, and wherein each organic electroluminescence unit emits white light. The device also includes an intermediate connector disposed between each adjacent organic electroluminescence unit, wherein the intermediate connector includes at least two different layers, and wherein the intermediate connector has no direct connection to an external power source.
摘要翻译: 串联白色OLED器件包括阳极,阴极和设置在阳极和阴极之间的多个有机电致发光单元,其中每个有机电致发光单元包括至少一个发光层,并且其中每个有机电致发光单元发射白光 。 该装置还包括设置在每个相邻的有机电致发光单元之间的中间连接器,其中中间连接器包括至少两个不同的层,并且其中中间连接器不直接连接到外部电源。
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公开(公告)号:US20090053559A1
公开(公告)日:2009-02-26
申请号:US11841129
申请日:2007-08-20
IPC分类号: B32B9/04
CPC分类号: H01L51/5036 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1014 , H01L51/0052 , H01L51/006 , H05B33/14 , H05B33/20
摘要: An OLED device having two spaced electrodes, and including a first light-emitting layer that produces green emission and includes an anthracene host and a 2,6-diaminoanthracene light-emitting dopant, and a second light-emitting layer that produces red emission and includes a host and a red light-emitting dopant.
摘要翻译: 一种OLED器件,具有两个间隔开的电极,并且包括产生绿色发射的第一发光层,并且包括蒽主体和2,6-二氨基蒽发光掺杂剂,以及产生红色发射的第二发光层,包括 主体和红色发光掺杂剂。
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公开(公告)号:US08057916B2
公开(公告)日:2011-11-15
申请号:US11110205
申请日:2005-04-20
IPC分类号: H01L51/54
CPC分类号: H01L51/5278 , H01L51/5092 , Y10S428/917
摘要: An OLED device includes an anode, a cathode, and at least one individually selected organic light-emitting layer disposed between the anode and cathode. The device also includes an electron-transporting layer disposed between the at least one light-emitting layer and the cathode, such electron-transporting layer including a first electron-transporting material, and an electron-injecting layer disposed between the electron-transporting layer and the cathode, such electron-injecting layer including a metal dopant having a work function less than 4.0 eV and an electron-transporting material that is different from the first electron-transporting material.
摘要翻译: OLED器件包括阳极,阴极和设置在阳极和阴极之间的至少一个单独选择的有机发光层。 该装置还包括设置在至少一个发光层和阴极之间的电子传输层,该电子传输层包括第一电子传输材料和设置在电子传输层和 阴极,这种电子注入层包括功函数小于4.0eV的金属掺杂剂和不同于第一电子传输材料的电子传输材料。
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公开(公告)号:US08431242B2
公开(公告)日:2013-04-30
申请号:US11924626
申请日:2007-10-26
IPC分类号: H01L51/54
CPC分类号: H05B33/22 , C07C13/66 , C09K11/06 , H01L51/0052 , H01L51/0054 , H01L51/0055 , H01L51/0058 , H01L51/0077 , H01L51/008 , H01L51/5012 , H01L51/5016 , H01L51/5036 , H01L51/5048 , H01L51/5092 , H05B33/20
摘要: An OLED device comprises a cathode, an anode, and has therebetween: (a) a light emitting layer containing a non-light-emitting fluoranthene compound with a 7,10-diaryl substituted fluoranthene nucleus having no aromatic rings annulated to the fluoranthene nucleus; and (b) comprising still further an additional layer, containing an organic alkali metal compound, located between the cathode and the electron transporting layer. OLED devices of the invention provide reduced drive voltage and improved color, and provide embodiments with other improved features such as operational stability and high luminance.
摘要翻译: OLED器件包括阴极和阳极,并且具有:(a)含有不发光荧蒽化合物的发光层,其具有与荧蒽核呈环状的芳香环的7,10-二芳基取代的荧蒽核; 和(b)还包含位于阴极和电子传输层之间的含有有机碱金属化合物的附加层。 本发明的OLED器件提供降低的驱动电压和改进的颜色,并且为实施例提供其他改进的特征,例如操作稳定性和高亮度。
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