发明申请
- 专利标题: ORGANIC ELECTROLUMINESCENCE DEVICE AND LUMINESCENCE APPARATUS
- 专利标题(中): 有机电致发光器件和发光装置
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申请号: US12634670申请日: 2009-12-09
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公开(公告)号: US20100140606A1公开(公告)日: 2010-06-10
- 发明人: Kazuyuki SHIBATA , Masaru KINOSHITA
- 申请人: Kazuyuki SHIBATA , Masaru KINOSHITA
- 申请人地址: JP Tokyo
- 专利权人: FUJIFILM CORPORATION
- 当前专利权人: FUJIFILM CORPORATION
- 当前专利权人地址: JP Tokyo
- 优先权: JP2008-314813 20081210
- 主分类号: H01L51/52
- IPC分类号: H01L51/52
摘要:
The invention provides an organic EL device including a pair of electrodes and at least one luminescent layer located between the pair of electrodes, the luminescent layer including 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, a red phosphorescent material having a luminescence peak in a range of from 570 nm to 650 nm, and a charge-transporting material, the charge-transporting material having a lowest excited triplet energy level (T1) of 2.7 eV or more, and the T1 of the charge-transporting material being higher than the T1 of the blue phosphorescent material by 0.08 eV or more.
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