公开(公告)号：US20100140605A1

公开(公告)日：2010-06-10

申请号：US12632825

申请日：2009-12-08

申请人： Kazuyuki SHIBATA ,  Masaru KINOSHITA ,  Tasuku SATOU

发明人： Kazuyuki SHIBATA ,  Masaru KINOSHITA ,  Tasuku SATOU

IPC分类号： H01L51/52

CPC分类号： H01L51/0087 ,  H01L51/0058 ,  H01L51/0072 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/5036

摘要： The invention provides an organic EL device including a pair of electrodes and at least one luminescent layer between the pair of electrodes, the at least one luminescent layer including at least two phosphorescent materials, an electrically inert material, and a charge-transporting material, the at least two phosphorescent materials being selected from a blue phosphorescent material having a luminescence peak in a range of from 420 nm to less than 500 nm, a green phosphorescent material having a luminescence peak in a range of from 500 nm to less than 570 nm, or a red phosphorescent material having a luminescence peak in a range of from 570 nm to 650 nm. The invention also provides a luminescence apparatus including the above organic EL device.

摘要翻译： 本发明提供了一种有机EL器件，其包括一对电极和在该对电极之间的至少一个发光层，所述至少一个发光层包括至少两个磷光材料，电惰性材料和电荷输送材料， 选自具有420nm至小于500nm范围内的发光峰的蓝色磷光材料中的至少两种磷光材料，具有500nm至小于570nm范围内的发光峰的绿色磷光材料， 或具有在570nm至650nm范围内的发光峰的红色磷光材料。 本发明还提供一种包括上述有机EL器件的发光装置。

公开(公告)号：US20090218936A1

公开(公告)日：2009-09-03

申请号：US12379517

申请日：2009-02-24

申请人： Kazuyuki Shibata ,  Wataru Sotoyama ,  Manabu Tobise ,  Akira Takeda

发明人： Kazuyuki Shibata ,  Wataru Sotoyama ,  Manabu Tobise ,  Akira Takeda

IPC分类号： H01J1/62

CPC分类号： C09K11/06 ,  C09K2211/1003 ,  C09K2211/185 ,  H01L51/005 ,  H01L51/0085 ,  H01L51/0087 ,  H01L51/5016 ,  H01L51/5048 ,  H01L2251/552

摘要： An organic electroluminescence element having at least one organic compound layer including a light-emitting layer, which is disposed between a pair of electrodes, wherein a charge transport layer which contains a charge transporting material and a compound represented by the following formula (1) is disposed adjacent to the light-emitting layer. An organic EL element that exhibits high light-emission efficiency and low driving voltage, and is excellent in drive durability is provided.

摘要翻译： 一种有机电致发光元件，其具有至少一个包含发光层的有机化合物层，该有机化合物层设置在一对电极之间，其中含有电荷输送材料的电荷输送层和由下式（1）表示的化合物是 设置在发光层附近。 提供了具有高发光效率和低驱动电压并且具有优异的驱动耐久性的有机EL元件。