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公开(公告)号：US07977872B2
公开(公告)日：2011-07-12
申请号：US12211560
申请日：2008-09-16
IPC分类号： H01L51/52
CPC分类号： H01L51/5036 , H01L51/0054 , H01L51/0059 , H01L51/0072 , H01L51/0085 , H01L51/5278
摘要： An OLED device having two spaced electrodes including: first, second, and third light-emitting units disposed between the electrodes, the first light-emitting unit produces light that has multiple peaks at wavelengths longer than 500 nm and substantially no emission at wavelengths shorter than 480 nm, and the second and third light-emitting units produce light that has substantial emission at wavelengths shorter than 500 nm; intermediate connectors respectively disposed between the first and second light-emitting units, and between the second and third light-emitting units; and wherein the OLED device emits light with a color temperature greater than 7,000K.
摘要翻译： 具有两个间隔电极的OLED器件包括：设置在电极之间的第一，第二和第三发光单元，第一发光单元产生在长于500nm的波长下具有多个峰的光，并且基本上不发射波长短于 480nm，第二和第三发光单元产生在短于500nm的波长下具有实质发射的光; 分别设置在第一和第二发光单元之间以及第二和第三发光单元之间的中间连接器; 并且其中所述OLED器件发射色温高于7,000K的光。
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公开(公告)号：US07955719B2
公开(公告)日：2011-06-07
申请号：US12022427
申请日：2008-01-30
IPC分类号： H01L51/54
CPC分类号： H01L51/0077 , H01L51/002 , H01L51/5036 , H01L51/5092 , H01L51/5278 , Y10S428/917
摘要： A tandem OLED device including an anode; a cathode; 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; and an intermediate connector 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 n-doped organic layer includes an alkali metal and an organic alkali metal complex.
摘要翻译： 包括阳极的串联OLED器件; 阴极 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; 以及设置在相邻的电致发光单元之间的中间连接器，其中所述中间连接器包括n掺杂有机层和电子接受层，所述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 n掺杂有机层包括碱金属和有机碱金属络合物。
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公开(公告)号：US07948165B2
公开(公告)日：2011-05-24
申请号：US11746290
申请日：2007-05-09
IPC分类号： H01L51/50
CPC分类号： H01L51/5278 , H01L51/0054 , H01L51/0059 , H01L51/0071 , H01L51/0072 , H01L51/008 , H01L51/0081 , H01L51/5012 , H01L51/5044
摘要： A tandem OLED device having two spaced electrodes comprising: first and second light-emitting units that produce different emission spectra disposed between the electrodes, the first light-emitting unit produces light that has multiple peaks at wavelengths longer than 500 nm and substantially no emission at wavelengths shorter than 480 nm, and the second light-emitting unit produces light that has substantial emission at wavelengths shorter than 500 nm; and an intermediate connector disposed between the light-emitting units.
摘要翻译： 具有两个间隔开的电极的串联OLED器件包括：产生设置在电极之间的不同发射光谱的第一和第二发光单元，第一发光单元产生在长于500nm的波长处具有多个峰的光，并且基本上不发射在 波长短于480nm，第二发光单元产生在短于500nm的波长具有实质发射的光; 以及设置在发光单元之间的中间连接器。
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公开(公告)号：US07719180B2
公开(公告)日：2010-05-18
申请号：US11873052
申请日：2007-10-16
IPC分类号： H05B33/00
CPC分类号： H01L51/5088 , H01L51/0072 , H01L51/5092 , H01L2251/554
摘要： An inverted OLED device, comprising: a substrate; a cathode disposed on the substrate; an anode spaced from the cathode; at least one light-emitting layer disposed between the anode and the cathode; a hole-transporting layer disposed between the anode and the light-emitting layer(s); an electron-transporting layer disposed between the cathode and the light-emitting layer(s); a first electron-accepting layer disposed between the hole-transporting layer and the anode and including a first electron-deficient organic material constituting more than 50% by volume of the first electron-accepting layer and having a reduction potential greater than −0.5 V vs. a Saturated Calomel Electrode; and a second electron-accepting layer disposed between the electron-transporting layer and the cathode including a second electron-deficient organic material constituting more than 50% by volume of the second electron-accepting layer and having a reduction potential greater than −0.5 V vs. a Saturated Calomel Electrode.
摘要翻译： 一种反向OLED器件，包括：衬底; 设置在基板上的阴极; 与阴极间隔开的阳极; 设置在阳极和阴极之间的至少一个发光层; 设置在阳极和发光层之间的空穴传输层; 设置在阴极和发光层之间的电子传输层; 第一电子接受层，设置在空穴传输层和阳极之间，并且包括构成大于50体积％的第一电子接受层的第一电子缺陷有机材料，并且具有大于-0.5V的还原电位vs 饱和马氏体电极; 以及设置在所述电子传输层和所述阴极之间的第二电子接收层，包括构成所述第二电子接收层的体积的50体积％以上的第二电子缺陷型有机材料，并且具有大于-0.5V的还原电位vs 一个饱和的Calomel电极。
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公开(公告)号：US07638207B2
公开(公告)日：2009-12-29
申请号：US11393316
申请日：2006-03-30
IPC分类号： H01L51/54
CPC分类号： H01L51/5052 , H01L51/5036 , Y10S428/917 , Y10T428/24942
摘要： An improved OLED structure that enhances both stability and luminance efficiency, includes a substrate; an anode and a cathode; a light-emitting layer disposed between the anode and cathode; and a hole-transporting structure disposed between the light-emitting layer and the anode including two or more sublayers; a first sublayer in contact with the light-emitting layer and including a first hole-transporting material and a first stabilizing dopant, and a second sublayer including a second hole-transporting material and a second stabilizing dopant, and a third dopant having a bandgap that is smaller than each of the bandgaps of the second hole-transporting material and the second stabilizing dopant, respectively.
摘要翻译： 提高稳定性和亮度效率的改进的OLED结构包括基底; 阳极和阴极; 设置在阳极和阴极之间的发光层; 以及设置在包括两个或更多个子层的发光层和阳极之间的空穴传输结构; 与发光层接触并且包括第一空穴传输材料和第一稳定掺杂剂的第一子层和包括第二空穴传输材料和第二稳定掺杂剂的第二子层，以及具有带隙的第三掺杂剂， 分别小于第二空穴传输材料和第二稳定掺杂剂的每个带隙。
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公开(公告)号：US20090162612A1
公开(公告)日：2009-06-25
申请号：US11959485
申请日：2007-12-19
CPC分类号： H01L51/5048 , H01L51/0052 , H01L51/0054 , H01L51/0055 , H01L51/0059 , H01L51/008 , H01L2251/558 , Y10T428/24479 , Y10T428/26
摘要： An organic light emitting diode (OLED) device having a cathode, a light emitting layer and an anode, in that order, and having located between the cathode and the light emitting layer, (a) a first electron transport layer comprising (i) more than 50 vol % of a salt or complex of an alkali or alkaline earth metal and (ii) a carbocyclic fused ring aromatic compound; and (b) a second electron transport layer, different from the first electron transport layer, in contact with the first electron transport layer on the cathode side and comprising a compound with a 7,10-diaryl substituted fluoranthene nucleus having no aromatic rings annulated to the fluoranthene nucleus. The device provides reduced drive voltage and good luminance with improved T90 lifetime.
摘要翻译： 一种有机发光二极管（OLED）装置，其依次具有阴极，发光层和阳极，并且位于阴极和发光层之间，（a）第一电子传输层，包括（i）更多 比50体积％的碱金属或碱土金属的盐或络合物和（ii）碳环稠环芳族化合物; 和（b）与第一电子传输层不同的第二电子传输层与阴极侧的第一电子传输层接触，并且包含具有不具有芳环的7,10-二芳基取代的荧蒽核的化合物， 荧蒽核。 该器件提供降低的驱动电压和良好的亮度，提高T90寿命。
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公开(公告)号：US07531959B2
公开(公告)日：2009-05-12
申请号：US11170681
申请日：2005-06-29
CPC分类号： H01L27/322 , H01L51/0054 , H01L51/0055 , H01L51/0056 , H01L51/0058 , H01L51/0059 , H01L51/006 , H01L51/0064 , H01L51/0067 , H01L51/0069 , H01L51/0071 , H01L51/008 , H01L51/0081 , H01L51/5024 , H01L51/5036 , H01L51/5052 , H01L51/5278
摘要： A tandem OLED device having spaced electrodes includes broadband light-emitting units disposed between the electrodes that produce different emission spectra and each light-emitting unit produces light that has multiple spaced peak spectral components, and an intermediate connector disposed between each of the light-emitting units. The device also includes an array of at least three different color filters associated with the device which receives light from the broadband light-emitting units, the band pass of each of the color filters being selected to produce different colored light, wherein the full width at about half maximum of at least one of such spaced peak spectral components produced by each emitting unit is within the band pass of a color filter, and wherein each of the at least three different color filters receives at least one spaced peak spectral component having a full width at about half maximum that is within its band pass.
摘要翻译： 具有间隔电极的串联OLED器件包括设置在电极之间的宽带发光单元，其产生不同的发射光谱，并且每个发光单元产生具有多个间隔的峰值光谱分量的光，以及设置在每个发光 单位。 所述装置还包括与从所述宽带发光单元接收光的所述装置相关联的至少三个不同滤色片的阵列，每个滤色器的带通被选择以产生不同的着色光，其中， 由每个发射单元产生的至少一个这样间隔的峰值光谱分量中的至少一个的大约一半在滤色器的带通内，并且其中至少三个不同的滤色器中的每一个接收至少一个间隔的峰值光谱分量， 宽度大约在其通过范围内的一半左右。
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公开(公告)号：US20090053557A1
公开(公告)日：2009-02-26
申请号：US11843835
申请日：2007-08-23
IPC分类号： B32B9/00
CPC分类号： H01L51/0058 , H01L51/0054 , H01L51/006 , H01L51/0071 , H01L51/0072 , H01L51/008 , H01L51/0081 , H01L51/5036
摘要： White light-emitting OLED device having an anode and a cathode, comprising: a first light-emitting layer provided over the anode and containing a first host material and a first light-emitting material, wherein the first host material is a mixture of one or more mono-anthracene derivatives and one or more aromatic amine derivatives, wherein the mono-anthracene derivative(s) being provided in a volume fraction range of greater than 50% and less than or equal to 95% relative to the total layer volume, and the aromatic amine derivative(s) being provided in a volume fraction range of 1% to 40% relative to the total layer volume, and wherein the first light-emitting material has a peak emission in the yellow to red portion of the spectrum; a second light-emitting layer provided over or under the first light-emitting layer, wherein the second light-emitting layer has a peak emission in the blue to cyan portion of the spectrum.
摘要翻译： 具有阳极和阴极的白色发光OLED器件包括：设置在阳极上并包含第一主体材料和第一发光材料的第一发光层，其中第一主体材料是一个或多个 更多的单蒽衍生物和一种或多种芳族胺衍生物，其中所述单蒽衍生物以相对于总层体积大于50％且小于或等于95％的体积分数范围提供，以及 所述芳族胺衍生物相对于总层体积的体积分数范围为1％〜40％，其中所述第一发光材料在所述光谱的黄色至红色部分具有峰值发射; 设置在所述第一发光层的上方或下方的第二发光层，其中所述第二发光层在所述光谱的蓝色至青色部分具有峰值发射。
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公开(公告)号：US20090001885A1
公开(公告)日：2009-01-01
申请号：US11769349
申请日：2007-06-27
IPC分类号： H01L51/52
CPC分类号： H01L51/5278 , H01L51/0079 , H01L51/0082 , H01L51/5036
摘要： A tandem OLED device having two spaced electrodes comprising first and second light-emitting units disposed between the electrodes wherein each light emitting unit has at least one light emitting layer with an intermediate connector disposed between each of the light-emitting units. The intermediate connector includes an electron accepting organic layer in contact with the first light emitting unit and an n-type doped organic layer in contact with the electron accepting organic layer and the second light-emitting unit. The n-type doped organic layer includes an organic gallium complex. The devices exhibit improved stability and little change in color when current density is varied.
摘要翻译： 一种具有两个间隔开的电极的串联OLED器件，包括布置在电极之间的第一和第二发光单元，其中每个发光单元具有至少一个具有设置在每个发光单元之间的中间连接器的发光层。 中间连接器包括与第一发光单元接触的电子接受有机层和与受电子有机层和第二发光单元接触的n型掺杂有机层。 n型掺杂有机层包括有机镓络合物。 当电流密度变化时，这些器件表现出改进的稳定性和很小的颜色变化。
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公开(公告)号：US07192659B2
公开(公告)日：2007-03-20
申请号：US10824086
申请日：2004-04-14
CPC分类号： H01L51/5052 , H01L51/5036 , H01L51/5092 , Y10S428/917
摘要： An OLED device includes an anode, a first light-emitting layer disposed over the anode, and a second light-emitting layer disposed over the first light-emitting layer. The device also includes a metal-doped organic layer containing an organic electron-transporting material and a low work function metal disposed over the second light-emitting layer, and a cathode disposed over the metal-doped organic layer.
摘要翻译： OLED器件包括阳极，设置在阳极上的第一发光层和设置在第一发光层上的第二发光层。 该器件还包括含有有机电子传输材料的金属掺杂有机层和设置在第二发光层上的低功函数金属，以及设置在金属掺杂有机层上的阴极。
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