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Manufacturing method for organic electroluminescence device, and electronic device therewith 发明授权

2023-06-29 1980 1737K 0

专利信息

申请日期 2025-06-25 申请号 US10758649
公开(公告)号 US7252570B2 公开(公告)日 2007-08-07
公开国别 US 申请人省市代码 全国
申请人 Takeshi Takashima; Shuichi Takei; Katsuyuki Morii; Hirofumi Hokari; Rie Makiura; Shunichi Seki
简介 According to the manufacturing method for an organic electroluminescence device comprising luminescent layers between an anode and a cathode, electron transport layer forming materials are introduced in the liquid phase process so as to form electron transport layers. First materials composed of prescribed elements, such as halides (e.g., LiF) or oxides of alkali metals, alkali earth metals, and rare earth metals, are introduced into openings of organic bank layers so as to form electron transport layers on blue-color luminescent layers realizing blue-color emission; and second materials composed of organic metallic complex (e.g., β-diketone complex), generally expressed in a chemical formula MAn using a center atom M (e.g. Ca) and a ligand A (e.g., acetylacetone (acac)), are introduced into openings of organic bank layers so as to form electron transport layers on red-color and green-color luminescent layers realizing red-color and green-color emission.


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