发明授权
US07576486B2 Organic electroluminescence element having two electroluminescent layers through electron barrier layer
有权
具有通过电子阻挡层的两个电致发光层的有机电致发光元件
- 专利标题： Organic electroluminescence element having two electroluminescent layers through electron barrier layer
- 专利标题（中）： 具有通过电子阻挡层的两个电致发光层的有机电致发光元件
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申请号： US10567903申请日： 2005-03-24
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公开(公告)号： US07576486B2公开(公告)日： 2009-08-18
- 发明人: Toshihiro Iwakuma , Masahide Matsuura , Hiroshi Yamamoto , Hisayuki Kawamura , Chishio Hosokawa
- 申请人： Toshihiro Iwakuma , Masahide Matsuura , Hiroshi Yamamoto , Hisayuki Kawamura , Chishio Hosokawa
- 申请人地址： JP Tokyo
- 专利权人： Idemitsu Kosan Co., Ltd.
- 当前专利权人： Idemitsu Kosan Co., Ltd.
- 当前专利权人地址： JP Tokyo
- 代理机构： Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
- 优先权： JP2004-109651 20040402
- 国际申请： PCT/JP2005/005397 WO 20050324
- 国际公布： WO2005/099313 WO 20051020
- 主分类号： H01J1/62
- IPC分类号： H01J1/62 ; H01J63/04
摘要：
An organic electroluminescent device including a pair of electrodes, and at least two organic emitting layers held between the pair of electrodes, (1) two organic emitting layers being arranged with an electron barrier layer interposed therebetween, (2) the two organic emitting layers both including an electron-transporting emitting material.
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