WO2020000692A1 - 有机电致发光器件和有机电致发光装置 - Google Patents
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Abstract
Description
Claims (14)
- 一种有机电致发光器件,包括依次层叠设置的第一电极层、第一载流子功能层、发光层以及第二电极层,所述第一载流子功能层和所述发光层之间还设置有P掺杂层。
- 根据权利要求1所述的有机电致发光器件,其中,所述发光层为蓝光发光层,所述第一载流子功能层靠近所述蓝光发光层且掺杂有蓝光发光层中的材料。
- 根据权利要求1所述的有机电致发光器件,其中,所述P掺杂层中包括第一基体材料和第一掺杂材料,所述第一基体材料与所述第一载流子功能层的材料相同。
- 根据权利要求2所述的有机电致发光器件,其中,所述第一掺杂材料为P掺杂剂。
- 根据权利要求4所述的有机电致发光器件,其中,所述P掺杂层中P掺杂剂的掺杂浓度为0.1wt%-10wt%。
- 根据权利要求4所述的有机电致发光器件,其中,所述P掺杂层中P掺杂剂的掺杂浓度为1wt%-5wt%。
- 根据权利要求1所述的有机电致发光器件,其中,所述P掺杂层的厚度为0.5nm-10nm。
- 根据权利要求1所述的有机电致发光器件,其中,所述第一载流子功能层为电子阻挡层或空穴传输层或空穴注入层。
- 根据权利要求1所述的有机电致发光器件,其中,所述发光层和所述第二电极层之间设置有第二载流子功能层,所述第二载流子功能层和所述发光层之间设置有N掺杂层。
- 根据权利要求9所述的有机电致发光器件,其中,所述N掺杂层中包括第二基体材料和第二掺杂材料,所述第二基体材料与所述第二载流子功能层材料相同,所述第二掺杂材料为N掺杂剂。
- 根据权利要求9所述的有机电致发光器件,其中,所述第二载流子功能层为空穴阻挡层或电子传输层或电子注入层。
- 根据权利要求1所述的有机电致发光器件,其中,所述P掺杂层通过第一掺杂材料与第一基体材料一同蒸镀形成,或者,采用预混合的方式将第一掺杂材料与第一基体材料混合,然后再采用喷墨打印工艺形成。
- 一种有机电致发光装置,包括阵列分布的若干像素单元,各所述像素单元中均包括红光子像素单元、绿光子像素单元和蓝光子像素单元,各所述子像素单元中均包括堆叠设置的第一电极层、发光层以及第二电极层,所述红光子像素单元、绿光子像素单元和蓝光子像素单元中的发光层分别为红光发光层、绿光发光层和蓝光发光层;所述蓝光子像素单元包括依次层叠设置的第一电极层、第一载流子功能层、蓝光发光层以及第二电极层,所述蓝光子像素单元的第一载流子功能层和蓝光发光层之间还设置有P掺杂层。
- 根据权利要求13所述的有机电致发光装置,其中,所述蓝光子像素单元与所述红光子像素单元之间的开启电压差不大于0.2V,所述蓝光子 像素单元与所述绿光子像素单元之间的开启电压差不大于0.2V。
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JP2020515748A JP6909926B2 (ja) | 2018-06-29 | 2018-09-19 | 有機エレクトロルミネッセンスデバイスと有機エレクトロルミネッセンス装置 |
US16/706,873 US11205763B2 (en) | 2018-06-29 | 2019-12-09 | Organic electroluminescent device and an organic electroluminescent apparatus |
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WO2021053222A1 (en) | 2019-09-20 | 2021-03-25 | Ucl Business Ltd | Gene therapy composition and treatment of right ventricular arrythmogenic cardiomyopathy |
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US20200111985A1 (en) | 2020-04-09 |
JP6909926B2 (ja) | 2021-07-28 |
TW201901953A (zh) | 2019-01-01 |
CN109004092A (zh) | 2018-12-14 |
JP2020535637A (ja) | 2020-12-03 |
CN111430556A (zh) | 2020-07-17 |
KR102378408B1 (ko) | 2022-03-24 |
US11205763B2 (en) | 2021-12-21 |
KR20200039009A (ko) | 2020-04-14 |
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