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公开(公告)号：US20070092759A1
公开(公告)日：2007-04-26
申请号：US11501336
申请日：2006-08-09
IPC分类号： H01L51/54
CPC分类号： H01L51/0077 , H01L51/0052 , H01L51/0056 , H01L51/0058 , H01L51/0059 , H01L51/0071 , H01L51/0072 , H01L51/008 , H01L51/0081 , H01L51/5048 , H01L2251/308 , H01L2251/5384
摘要： An OLED device comprises a cathode, a light emitting layer and an anode, in that order, and, has located between the cathode and the light emitting layer, a further layer containing a cyclometallated complex represented by Formula (4′) wherein: Z and the dashed arc represent two or three atoms and the bonds necessary to complete a 5- or 6-membered ring with M; each A represents H or a substituent and each B represents an independently selected substituent on the Z atoms, provided that two or more substituents may combine to form a fused ring or a fused ring system; j is 0-3 and k is 1 or 2; M represents a Group IA, IIA, IIIA and IIB element of the Periodic Table; m and n are independently selected integers selected to provide a neutral charge on the complex; and provided that the complex does not contain the 8-hydroxyquinolate ligand. Such devices exhibit reduce drive voltage while maintaining good luminance.
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公开(公告)号：US20070228938A1
公开(公告)日：2007-10-04
申请号：US11393767
申请日：2006-03-30
申请人： Tukaram Hatwar , Jeffrey Spindler
发明人： Tukaram Hatwar , Jeffrey Spindler
IPC分类号： H01L51/00
CPC分类号： H01L51/5036 , H01L27/3213 , H01L27/3244 , H01L51/0053 , H01L51/0054 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/008 , H01L51/5278
摘要： A white light-emitting OLED device comprising: an anode and a cathode; at least four light-emitting layers provided between the anode and the cathode, wherein each of the four light-emitting layers produces a different emission spectrum when current passes between the anode and cathode, and such spectra combine to form white light; and wherein the four light-emitting layers include a red light-emitting layer, a yellow light-emitting layer, a blue light-emitting layer, and a green light-emitting layer, arranged such that: i) each of the light-emitting layers is in contact with at least one other light-emitting layer, ii) the blue light-emitting layer is in contact with the green light-emitting layer, and iii) the red light-emitting layer is in contact with only one other light-emitting layer.
摘要翻译： 一种白色发光OLED器件，包括：阳极和阴极; 设置在阳极和阴极之间的至少四个发光层，其中当电流通过阳极和阴极之间时，四个发光层中的每一个产生不同的发射光谱，并且这些光谱组合形成白光; 并且其中所述四个发光层包括红色发光层，黄色发光层，蓝色发光层和绿色发光层，所述发光层布置成：i）发光 层与至少一个其他发光层接触，ii）蓝色发光层与绿色发光层接触，以及iii）红色发光层仅与另一个光接触 发光层。
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公开(公告)号：US20060240281A1
公开(公告)日：2006-10-26
申请号：US11111386
申请日：2005-04-21
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：US20060240277A1
公开(公告)日：2006-10-26
申请号：US11110071
申请日：2005-04-20
CPC分类号： H01L51/0052 , C09K11/06 , H01L51/0059 , H01L51/0081 , H01L51/5052 , H01L51/5278 , H01L2251/305 , H01L2251/308 , H05B33/14
摘要： A tandem OLED device includes an anode, a cathode, first and second electroluminescent units disposed between the anode and the cathode, and an intermediate connector disposed between the first and second electroluminescent units. Each of the electroluminescent units include at least one individually selected organic light-emitting layer, and the first electroluminescent unit includes a first electron-transporting layer disposed between the cathode and the light-emitting layer of the first electroluminescent unit, wherein the first electron-transporting layer includes a first electron-transporting material. The intermediate connector includes a first n-type doped organic layer disposed in contact with the first electron-transporting layer, and wherein the first n-type doped organic layer includes an n-type dopant and an electron-transporting material that is different from the first electron-transporting material.
摘要翻译： 串联OLED器件包括阳极，阴极，设置在阳极和阴极之间的第一和第二电致发光单元，以及设置在第一和第二电致发光单元之间的中间连接器。 每个电致发光单元包括至少一个单独选择的有机发光层，并且第一电致发光单元包括设置在第一电致发光单元的阴极和发光层之间的第一电子传输层，其中第一电子发射单元， 传输层包括第一电子传输材料。 中间连接器包括与第一电子传输层接触设置的第一n型掺杂有机层，并且其中第一n型掺杂有机层包括n型掺杂剂和不同于第一n型掺杂的电子传输材料 第一电子传输材料。
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公开(公告)号：US20060093856A1
公开(公告)日：2006-05-04
申请号：US11114383
申请日：2005-04-26
申请人： Margaret Helber , Michele Ricks , Peter Bessey , Tukaram Hatwar , Jeffrey Spindler , Zbyslaw Owczarczyk
发明人： Margaret Helber , Michele Ricks , Peter Bessey , Tukaram Hatwar , Jeffrey Spindler , Zbyslaw Owczarczyk
IPC分类号： H01L51/54 , H05B33/14 , C09K11/06 , C07C211/54
CPC分类号： C07C211/54 , C07C211/58 , C07C211/59 , C09K11/06 , C09K2211/1014 , H05B33/14 , Y10S428/917
摘要： An organic electroluminescent device comprises a cathode, an anode, and has therebetween a light-emitting layer comprising an emissive component represented by formula (I): wherein: Ar1, each Ar2, and Ar3 through Ar7 are independently selected aryl or heteroaryl groups, which may contain additional fused rings and provided that two aryl or heteroaryl rings may be joined; n is 1, 2 or 3. The device exhibits good luminous yield with desirable color coordinates, particularly in the blue or blue-green region
摘要翻译： 有机电致发光器件包括阴极，阳极，并且在其间具有包含由式（I）表示的发光组分的发光层：其中：Ar 1，各Ar 2， SUP>和Ar 3是独立选择的芳基或杂芳基，其可以含有另外的稠环，并且条件是两个芳基或杂芳基环可以连接; n是1,2或3.该装置具有良好的发光收率，具有所需的颜色坐标，特别是在蓝色或蓝绿色区域
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公开(公告)号：US20060087225A1
公开(公告)日：2006-04-27
申请号：US10970928
申请日：2004-10-22
申请人： Liang-Sheng Liao , Tukaram Hatwar , Kevin Klubek , Dustin Comfort , Ching Tang
发明人： Liang-Sheng Liao , Tukaram Hatwar , Kevin Klubek , Dustin Comfort , Ching Tang
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.
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公开(公告)号：US20050233166A1
公开(公告)日：2005-10-20
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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公开(公告)号：US20050147844A1
公开(公告)日：2005-07-07
申请号：US10751352
申请日：2004-01-05
CPC分类号： H01L27/322 , H01L27/3244 , H01L27/3281 , H01L51/0054 , H01L51/0056 , H01L51/0059 , H01L51/008 , H01L51/5036
摘要： An OLED device produces white light more effectively matching the response of multicolor filters in an OLED device including an anode and a cathode and an organic EL element disposed between the anode and cathode having at least two different dopants for collectively emitting white light. The device includes a color filter array disposed over the EL element and including at least three separate filters having bandpass spectra for passing red, green, and blue light, respectively, in response to white light to produce preselected color outputs, and the composition of one or more of the dopants being selected to change the spectrum of the white light to be compatible with the spectrum of the color filters by having peak responses in the white light spectrum corresponding to the bandpass spectra of the red and blue color filters whereby the white light more effectively matches the responses of the color filters.
摘要翻译： OLED器件能够更有效地匹配包括阳极和阴极的OLED器件中的多色滤光器的响应以及设置在具有至少两种不同掺杂剂的阳极和阴极之间用于共同发射白光的有机EL元件的白光。 该装置包括布置在EL元件上方的滤色器阵列，并且包括至少三个具有带通光谱的分离滤光片，用于响应于白光而通过红色，绿色和蓝色光以产生预选颜色输出，并且一个 或更多的掺杂剂通过在对应于红色和蓝色滤色器的带通光谱的白色光谱中具有峰值响应来改变白色光的光谱以与滤色器的光谱相容，由此白光 更有效地匹配滤色片的响应。
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公开(公告)号：US20060188745A1
公开(公告)日：2006-08-24
申请号：US11064386
申请日：2005-02-23
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：US20060003184A1
公开(公告)日：2006-01-05
申请号：US10882834
申请日：2004-07-01
申请人： Tukaram Hatwar , Jeffrey Spindler , Ralph Young
发明人： Tukaram Hatwar , Jeffrey Spindler , Ralph Young
IPC分类号： H05B33/14
CPC分类号： C09K11/06 , C09K2211/1011 , H01L51/0051 , H01L51/0052 , H01L51/0056 , H01L51/0058 , H01L51/0059 , H01L51/0061 , H01L51/0071 , H01L51/0072 , H01L51/0081 , H01L51/5036 , H01L2251/308 , H05B33/14 , Y02B20/181 , Y10S428/917 , Y10T428/24942
摘要： A broadband-emitting OLED device having an anode and a cathode spaced from the anode includes 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 5% to 50% relative to the total host volume, and the aromatic amine derivative(s) being provided in a volume fraction range of 50% to 95% relative to the total host volume, and a second light-emitting layer provided over or under the first light-emitting layer.
摘要翻译： 具有与阳极间隔开的阳极和阴极的宽带发射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 一种或多种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宿主体积的5％至50％的体积分数范围提供，并且芳族胺衍生物（ s）以相对于总主体积的50％至95％的体积分数范围提供，以及设置在第一发光层之上或之下的第二发光层。
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