- 专利标题: Hole-blocking materials for organic light emitting diodes
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申请号: US16756207申请日: 2018-10-17
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公开(公告)号: US11647643B2公开(公告)日: 2023-05-09
- 发明人: Jian Li
- 申请人: Jian Li
- 申请人地址: US AZ Tempe
- 专利权人: Arizona Board of Regents on behalf of Arizona State University
- 当前专利权人: Arizona Board of Regents on behalf of Arizona State University
- 当前专利权人地址: US AZ Scottsdale
- 代理机构: Riverside Law LLP
- 国际申请: PCT/US2018/056361 2018.10.17
- 国际公布: WO2019/079505A 2019.04.25
- 进入国家日期: 2020-04-15
- 主分类号: H01L51/50
- IPC分类号: H01L51/50 ; H01L51/00
摘要:
An organic light emitting device including an emissive layer including a blue phosphorescent emitter, an electron transport layer, and a hole blocking layer between the emissive layer and the electron transport layer, wherein the hole blocking layer comprises a tetradentate palladium complex.
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