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公开(公告)号:US07768191B2
公开(公告)日:2010-08-03
申请号:US11816638
申请日:2006-02-14
IPC分类号: H01J1/62
CPC分类号: C09K11/06 , C07F15/0033 , C09K2211/1029 , C09K2211/185 , H01L51/0085 , H01L51/5012 , H05B33/14
摘要: An iridium complex Ir(III)L 1L2L3 for emitting light with a central iridium ion Ir(III), with a ligand L3 as dionate from the group comprising pentane-2,4-dionate (acac), 2,2,6,6-tetramethyl-3,5-heptandionate (thd), 7,7-dimethyl-1,1,1,2,2,3,3-heptyfluoro-4,6-octandionate (fod), 4,4,4-trifluorol-(2-thienyl)butane-1,3-dionate (ttfa), 1,3-diphenylpropane-1,3-dionate (dbm), 4,4,4-trifluoro-1-(2-naphthyl)butane-1,3-dionate (tfnb) or 4,4,4-trifluoro-1-(1-naphthyl)butane-1,3-dionate and with two rigid aromatic ligands L1 and L2 with one nitrogen and one carbon atom, sharing in the ligand bond, preferably dibenzo[f,h]chinoline, benzo[h]chinoline or 5,6-dihydro-benzo[h]chinoline, characterized in that the iridium complex Ir(III)L1L2L3 is a first isomer (71), in which the nitrogen atom of the ligand L1 sharing in the ligand bonding and the nitrogen atom of the ligand L2 sharing in the ligand bonding are juxtaposed relative to the central iridium ion. The invention further relates to a method for the separation of the first isomer (71,81) of the iridium complexes (7,8) and an electroluminescent device with an electroluminescent layer (4) comprising light-emitting materials, wherein the component of the first isomer (71,81) in the total quantity of the light-emitting materials is greater than 90%, preferably greater than 95%.
摘要翻译: 铱配合物Ir(III)L 1L2L3用于发射具有中心铱离子Ir(III)的光,其中配体L3由二烷基-2,4-二酮(acac),2,2,6,6 (thd),7,7-二甲基-1,1,1,2,2,3,3-全氟-4,6-辛二酸(fod),4,4,4-三氟醇 (2-噻吩基)丁烷-1,3-二酮(ttfa),1,3-二苯基丙烷-1,3-二酮(dbm),4,4,4-三氟-1-(2-萘基)丁烷-1 (tfnb)或4,4,4-三氟-1-(1-萘基)丁烷-1,3-二酮和具有一个氮原子和一个碳原子的两个刚性芳族配体L1和L2,共享于 配体键,优选二苯并[f,h]喹啉,苯并[h]喹啉或5,6-二氢 - 苯并[h]喹啉,其特征在于铱络合物Ir(III)L1L2L3是第一异构体(71) 其中配体键合中共享的配体L1的氮原子和配体键合中共享的配体L2的氮原子相对于中心铱离子并置。 本发明还涉及用于分离铱络合物(7,8)的第一异构体(71,81)和具有包含发光材料的电致发光层(4)的电致发光器件的方法,其中, 发光材料总量中的第一异构体(71,81)大于90%,优选大于95%。
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公开(公告)号:US20100164344A1
公开(公告)日:2010-07-01
申请号:US12278955
申请日:2007-02-07
IPC分类号: H01L27/32
CPC分类号: H01L27/3206 , H01L25/048 , H01L51/5268 , H01L2251/5323 , H01L2924/0002 , H01L2924/00
摘要: The present invention relates to a light emitting device (30) having at least a first (10) and a second light emitting element (20), with the first light emitting element (10) emitting a first light (1) and the second light emitting element (20) emitting a second light (2), each light emitting element (10,20) being an OLED (10,20), the OLED (10,20) comprising a sandwich structure with a substrate (14,24), a first (11,21) and a second electrode (12,22) and an organic layer (13,23) being provided between the first (11,21) and the second electrode (12,22), a light (3) leaving the light emitting device (30), wherein at least a part of said light (3) is provided by a superposition of the first (1) and the second light (2).
摘要翻译: 本发明涉及具有至少第一(10)和第二发光元件(20)的发光器件(30),其中第一发光元件(10)发射第一光(1),第二光 发射第二光(2)的发光元件(20),每个发光元件(10,20)是OLED(10,20),所述OLED(10,20)包括具有衬底(14,24)的夹层结构, ,第一(11,21)和第二电极(12,22)和设置在第一(11,21)和第二电极(12,22)之间的有机层(13,23),光(3 )离开所述发光器件(30),其中所述光(3)的至少一部分由所述第一光源(1)和所述第二光源(2)的叠加提供。
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公开(公告)号:US20090230841A1
公开(公告)日:2009-09-17
申请号:US11720636
申请日:2005-12-01
IPC分类号: H01J1/63
CPC分类号: H01L51/5268 , H01L51/5246
摘要: An electroluminescent light source having a substrate (1), a layer structure applied on the substrate (1) for emitting light (10) at least on the other side from the substrate, having at least one electrode as an anode (3), at least one electrode as a cathode (4) and at least one organic electroluminescent layer (2) lying between them, the electrode (4) on the other side from the substrate being at least partially transparent, and an at least partially transparent encapsulation device (5) for forming a closed volume (6) around the layer structure, which is filled with a dielectric liquid (11) that is substantially chemically inert with respect to the layer structure and which contains particles (12), in particular of a non-absorbent material, for scattering light, the density of which is selected so that the particles (12) are in the suspended state in the dielectric liquid (11).
摘要翻译: 一种具有基板(1)的电致发光光源,至少在基板的另一侧发射光(10)的基板(1)上的层结构,具有至少一个电极作为阳极(3),在 作为阴极(4)的至少一个电极和位于它们之间的至少一个有机电致发光层(2),距衬底另一侧的电极(4)至少部分透明,以及至少部分透明的封装装置 5),用于在层结构周围形成闭合体积(6),其被填充有相对于层结构基本上化学惰性的并且包含颗粒(12)的电介质液体(11) 吸收材料,用于散射光,其密度被选择为使得颗粒(12)在电介质液体(11)中处于悬浮状态。
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公开(公告)号:US20090212685A1
公开(公告)日:2009-08-27
申请号:US12281529
申请日:2007-02-21
IPC分类号: H01J1/62
CPC分类号: H01L51/5253 , H01L51/524 , H01L2251/5361 , H01L2251/568 , Y10S428/917
摘要: An electroluminescent arrangement comprising a substrate (1), at least one layered structure applied to the substrate that comprises at least one organic electroluminescent layer (2) for emitting light (10) that is arranged between a first electrode (3) arranged on the side on which the substrate is situated and a second electrode (4) arranged on the side of the electroluminescent layer (2) remote from the substrate, and an electrically insulating layer (5) of a material that is chemically reactive with the organic electroluminescent layer (2), suitable for detaching the second electrode (4) from the organic electroluminescent layer (2) in a confined region around a hole defect.
摘要翻译: 一种电致发光装置,包括衬底(1),施加到衬底的至少一个层状结构,其包括至少一个用于发射光的有机电致发光层(2),所述有机电致发光层(2)布置在布置在侧面上的第一电极 其上设置有基板,以及布置在远离基板的电致发光层(2)侧的第二电极(4)以及与有机电致发光层发生化学反应的材料的电绝缘层(5) 2),适合于在有孔电场发光层(2)的围绕孔缺陷的约束区域中分离第二电极(4)。
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