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Flexible Ink-Jet Printed Polymer Light-Emitting Diodes using a Self-Hosted Non-Conjugated TADF Polymer
Macromolecular Rapid Communications ( IF 4.2 ) Pub Date : 2023-04-14 , DOI: 10.1002/marc.202300015
Cameron M Cole 1 , Susanna V Kunz 1 , Thomas Baumann 2 , James P Blinco 1 , Prashant Sonar 1 , Christopher Barner-Kowollik 1, 3 , Soniya D Yambem 1
Macromolecular Rapid Communications ( IF 4.2 ) Pub Date : 2023-04-14 , DOI: 10.1002/marc.202300015
Cameron M Cole 1 , Susanna V Kunz 1 , Thomas Baumann 2 , James P Blinco 1 , Prashant Sonar 1 , Christopher Barner-Kowollik 1, 3 , Soniya D Yambem 1
Affiliation
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Thermally activated delayed fluorescent (TADF) emitters have become the leading emissive materials for highly efficient organic light-emitting diodes (OLEDs). The deposition of these materials in scalable and cost-effective ways is paramount when looking toward the future of OLED applications. Herein, a simple OLED with fully solution-processed organic layers is introduced, where the TADF emissive layer is ink-jet printed. The TADF polymer has electron and hole conductive side chains, simplifying the fabrication process by removing the need for additional host materials. The OLED has a peak emission of 502 nm and a maximum luminance of close to 9600 cd m−2. The self-hosted TADF polymer is also demonstrated in a flexible OLED, reaching a maximum luminance of over 2000 cd m−2. These results demonstrate the potential applications of this self-hosted TADF polymer in flexible ink-jet printed OLEDs and, therefore, for a more scalable fabrication process.
中文翻译:
使用自承载非共轭 TADF 聚合物的柔性喷墨印刷聚合物发光二极管
热激活延迟荧光 (TADF) 发射体已成为高效有机发光二极管 (OLED) 的主要发射材料。在展望 OLED 应用的未来时,以可扩展且经济高效的方式沉积这些材料至关重要。本文介绍了一种具有完全溶液处理有机层的简单 OLED,其中 TADF 发射层是喷墨印刷的。TADF 聚合物具有电子和空穴传导侧链,无需额外的主体材料,从而简化了制造过程。OLED具有502nm的峰值发射和接近9600cdm -2的最大亮度。自承载TADF聚合物也在柔性OLED中得到了展示,达到了超过2000 cd m -2的最大亮度。这些结果证明了这种自承载 TADF 聚合物在柔性喷墨印刷 OLED 中的潜在应用,因此可用于更具可扩展性的制造工艺。
更新日期:2023-04-14
中文翻译:
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使用自承载非共轭 TADF 聚合物的柔性喷墨印刷聚合物发光二极管
热激活延迟荧光 (TADF) 发射体已成为高效有机发光二极管 (OLED) 的主要发射材料。在展望 OLED 应用的未来时,以可扩展且经济高效的方式沉积这些材料至关重要。本文介绍了一种具有完全溶液处理有机层的简单 OLED,其中 TADF 发射层是喷墨印刷的。TADF 聚合物具有电子和空穴传导侧链,无需额外的主体材料,从而简化了制造过程。OLED具有502nm的峰值发射和接近9600cdm -2的最大亮度。自承载TADF聚合物也在柔性OLED中得到了展示,达到了超过2000 cd m -2的最大亮度。这些结果证明了这种自承载 TADF 聚合物在柔性喷墨印刷 OLED 中的潜在应用,因此可用于更具可扩展性的制造工艺。