发明授权
- 专利标题： Electron buffering material and organic electroluminescent device comprising the same
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申请号： US17328729申请日： 2021-05-24
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公开(公告)号： US11751476B2公开(公告)日： 2023-09-05
- 发明人: Sang-Hee Cho , Jeong-Hwan Jeon , Hong-Yeop Na , Ji-Song Jun , Jae-Hoon Shim , Kyung-Hoon Choi , Chi-Sik Kim , Young-Jun Cho
- 申请人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- 申请人地址： KR Chungcheongnam-do
- 专利权人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- 当前专利权人： ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- 当前专利权人地址： KR Chungcheongnam-do
- 代理商 G. Creston Campbell
- 优先权： KR 20140031264 2014.03.17 KR 20150036184 2015.03.16
- 主分类号： H10K85/60
- IPC分类号： H10K85/60 ; C07D403/14 ; C07D409/14 ; C07D487/04 ; C07D495/04 ; C07D403/12 ; C07D405/14 ; C07D405/04 ; C07D471/04 ; C07D403/04 ; H10K85/30 ; C07D403/10 ; C09K11/02 ; C09K11/06 ; H10K30/80 ; H10K50/18 ; H10K50/15
摘要：
The present invention relates to an electron buffering material and an organic electroluminescent device comprising the same in an electron buffer layer. It is possible to provide an organic electroluminescent device having excellent luminous efficiency and lifespan characteristics by using the electron buffering material according to the present invention.
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