Organic electroluminescent device
    31.
    发明申请
    Organic electroluminescent device 审中-公开
    有机电致发光器件

    公开(公告)号:US20070013295A1

    公开(公告)日:2007-01-18

    申请号:US11480919

    申请日:2006-07-06

    IPC分类号: H01L51/00

    摘要: An organic electroluminescent device (1) including: an anode (10) and a cathode (30), and an emitting layer (20) including an anode-side region (22), an internal region (24) and cathode-side region (26) provided between the anode (10) and the cathode (30); each of the regions (22), (24) and (26) including a host compound of an organic material and a dopant of a metal complex containing a heavy metal and exhibiting light emitting properties originated from a triplet state; the dopant concentration of the internal region (24) being higher than the dopant concentrations of the anode-side region (22) and the dopant concentration of the cathode-side region (24).

    摘要翻译: 一种有机电致发光器件(1),包括:阳极(10)和阴极(30),以及发射层(20),包括阳极侧区域(22),内部区域(24)和阴极侧区域 26)设置在阳极(10)和阴极(30)之间; 每个区域(22),(24)和(26)包括有机材料的主体化合物和含有重金属的金属络合物的掺杂剂,并显示起源于三重态的发光性质; 内部区域(24)的掺杂剂浓度高于阳极侧区域(22)的掺杂剂浓度和阴极侧区域(24)的掺杂剂浓度。

    Organic electroluminescence device
    34.
    发明申请
    Organic electroluminescence device 有权
    有机电致发光器件

    公开(公告)号:US20070054151A1

    公开(公告)日:2007-03-08

    申请号:US11480463

    申请日:2006-07-05

    IPC分类号: H01L51/54

    摘要: An organic electroluminescent device (1) including an anode (2), a cathode (6), and at least a first layer (3), a second layer (4), and a third layer (5) provided between the anode (2) and the cathode (6) in that order from the anode side. At least one of the first to third layers (3), (4), and (5) includes a phosphorescent compound. At least one of the first to third layers (3), (4), and (5) is an emitting layer. At least three compounds respectively forming the first layer (3), the second layer (4), and the third layer (5) other than the phosphorescent compound are compounds of the following formula (1). wherein R1 to R7 each represent a hydrogen atom or a substituent, provided that adjacent substituents may form a ring.

    摘要翻译: 一种包括阳极(2),阴极(6)和至少第一层(3),第二层(4)和第三层(5)的有机电致发光器件(1),设置在阳极 )和阴极(6)。 第一至第三层(3),(4)和(5)中的至少一个包括磷光化合物。 第一至第三层(3),(4)和(5)中的至少一个是发光层。 分别形成除了磷光化合物之外的第一层(3),第二层(4)和第三层(5)的至少三种化合物是下式(1)的化合物。 其中R 1至R 7各自表示氢原子或取代基,条件是相邻的取代基可以形成环。

    Organic electroluminescence device
    35.
    发明申请
    Organic electroluminescence device 审中-公开
    有机电致发光器件

    公开(公告)号:US20070052346A1

    公开(公告)日:2007-03-08

    申请号:US11480465

    申请日:2006-07-05

    IPC分类号: H01L51/00

    摘要: An organic electroluminescent device (1) including an anode (2), a cathode (6), and at least a first layer (3), a second layer (4), and a third layer (5) provided between the anode (2) and the cathode (6). At least one of the first to third layers (3), (4), and (5) includes a phosphorescent compound, and at least one of the first to third layers (3), (4), and (5) is an emitting layer. Compounds respectively forming the first to third layers (3), (4), and (5) and having the largest ionization potentials of the respective layers have an ionization potential of 5.7 eV or more and differ in the ionization potential in an amount of less than 1.0 eV.

    摘要翻译: 一种包括阳极(2),阴极(6)和至少第一层(3),第二层(4)和第三层(5)的有机电致发光器件(1),设置在阳极 )和阴极(6)。 第一至第三层(3),(4)和(5)中的至少一个包括磷光化合物,并且第一至第三层(3),(4)和(5)中的至少一层为 发光层。 分别形成第一至第三层(3),(4)和(5)并且具有各层的最大电离电位的化合物具有5.7eV以上的电离电位,并且电离电位的量不同 超过1.0 eV。

    Compound having spiro bond, material for luminescent coating formation and organic electroluminescence element including the same
    39.
    发明申请
    Compound having spiro bond, material for luminescent coating formation and organic electroluminescence element including the same 审中-公开
    具有螺键的化合物,用于发光涂层形成的材料和包含其的有机电致发光元件

    公开(公告)号:US20070042220A1

    公开(公告)日:2007-02-22

    申请号:US10556530

    申请日:2004-04-30

    IPC分类号: H01L51/54 H05B33/14 C09K11/06

    摘要: A novel compound having a spiro bond with a specific structure, a material for forming a luminous coated film comprising the compound having the spiro bond with the specific structure, and an organic electroluminescence device which comprises at least one organic thin film layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film layer comprises the compound having the spiro bond. The organic EL device employing either the compound having a spiro bond or the material for forming luminous coated film in accordance with the present invention is superior in heat resistance, has stability of the thin film composing the device, emits uniform blue light, and exhibits an excellent luminance, current efficiency even under a low driving voltage.

    摘要翻译: 一种具有特定结构的螺键的新化合物,用于形成包含具有特定结构的螺键的化合物的发光涂膜的材料,以及包含夹在一对之间的至少一个有机薄膜层的有机电致发光元件 由阳极和阴极组成的电极,其中有机薄膜层包含具有螺键的化合物。 使用本发明的具有螺键的化合物或者形成发光涂膜的材料的有机EL器件的耐热性优异,构成该器件的薄膜具有稳定性,发出均匀的蓝光,并显示出 即使在低驱动电压下也具有优异的亮度,电流效率。