Invention Grant
US07955718B2 Organic EL element and process for manufacture of organic EL element
有权
有机EL元件和有机EL元件的制造方法
- Patent Title: Organic EL element and process for manufacture of organic EL element
- Patent Title (中): 有机EL元件和有机EL元件的制造方法
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Application No.: US11288153Application Date: 2005-11-29
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Publication No.: US07955718B2Publication Date: 2011-06-07
- Inventor: Emiko Kambe , Tetsushi Inoue
- Applicant: Emiko Kambe , Tetsushi Inoue
- Applicant Address: JP Tokyo
- Assignee: TDK Corporation
- Current Assignee: TDK Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oliff & Berridge, PLC
- Priority: JPP2004-347843 20041130
- Main IPC: H01L51/50
- IPC: H01L51/50

Abstract:
The organic EL element of the invention which achieves the aforementioned object is provided with a base, first and second electrode layers situated facing each other on one side of the base, and a luminescent layer situated between the electrode layers, wherein one of the first electrode layer and the second electrode layer is a hole injection electrode layer while the other is an electron injection electrode layer, an organic thin-film layer made of a vapor depositable polar organic compound with an energy gap of 3.5 eV or greater is provided between the luminescent layer and the electron injection electrode layer, and the organic thin-film layer has a thickness of 0.1 nm-4 nm.
Public/Granted literature
- US20060115681A1 Organic EL element and process for manufacture of organic EL element Public/Granted day:2006-06-01
Information query
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