发明授权
- 专利标题： Plurality of host materials and organic electroluminescent device comprising the same
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申请号： US17670572申请日： 2022-02-14
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公开(公告)号： US11737353B2公开(公告)日： 2023-08-22
- 发明人: Sang-Hee Cho , Doo-Hyeon Moon , Bitnari Kim
- 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 20170025749 2017.02.27 KR 20180020359 2018.02.21
- 主分类号： H10K85/60
- IPC分类号： H10K85/60 ; C09K11/06 ; H10K50/11 ; H10K50/12 ; H10K101/10 ; H10K101/00
摘要：
The present disclosure relates to a plurality of host materials and an organic electroluminescent device comprising the same. The organic electroluminescent device of the present disclosure can exhibit excellent lifespan characteristics while maintaining high luminous efficiency by including a specific combination of a plurality of host compounds.
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