Invention Grant
US09349961B2 Organic electroluminescent element material, organic electroluminescent element composition, organic electroluminescent element, display device, and lighting device
有权
有机电致发光元件材料，有机电致发光元件组合物，有机电致发光元件，显示装置和照明装置
- Patent Title: Organic electroluminescent element material, organic electroluminescent element composition, organic electroluminescent element, display device, and lighting device
- Patent Title (中): 有机电致发光元件材料，有机电致发光元件组合物，有机电致发光元件，显示装置和照明装置
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Application No.: US13571442Application Date: 2012-08-10
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Publication No.: US09349961B2Publication Date: 2016-05-24
- Inventor: Koichiro Iida , Hideki Gorohmaru , Yanjun Li , Tatsushi Baba , Tomomi Okamoto
- Applicant: Koichiro Iida , Hideki Gorohmaru , Yanjun Li , Tatsushi Baba , Tomomi Okamoto
- Applicant Address: JP Tokyo
- Assignee: MITSUBISHI CHEMICAL CORPORATION
- Current Assignee: MITSUBISHI CHEMICAL CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P
- Priority: JP2010-027585 20100210
- Main IPC: H01L51/54
- IPC: H01L51/54 ; H01L51/00 ; C08G73/02 ; H01L51/50
Abstract:
A polymer comprising a repeating unit represented by the following formula (1) and a cross-linkable group wherein Ar11 to Ar17, R11, R12 and r are as defined; and an organic electroluminescent element containing at least one organic layer containing a network polymer formed by cross-linking the polymer, the layer being a hole injection layer or a hole transporting layer.
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