Poly(9,9-dioctylfluorene) based hyperbranched copolymers with three balanced emission colors for solution-processable hybrid white polymer light-emitting devices

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• 作者：Tiaomei Zhang^a ; ^b ; Jing Sun^a ; ^b ; Xiaoqing Liao^c ; Minna Hou^a ; ^b ; Weihua Chen^a ; ^b ; Jie Li^a ; ^b ; Hua Wang^a ; ^b ; ^{wanghua001@tyut.edu.cn} ; Lu Li^c ; ^{lilu25977220@163.com}
• 关键词：White polymer light-emitting device ; Hyperbranched copolymer ; Ir(piq)3 ; Fluorenone ; Polyfluorene
• 刊名：Dyes and Pigments
• 出版年：2017
• 出版时间：April 2017
• 年：2017
• 卷：139
• 期：Complete
• 页码：611-618
• 全文大小：1937 K
• 卷排序：139

文摘

The white-light hyperbranched copolymers with triple emitting units were designed and synthesized. These copolymers have shown high fluorescence quantum efficiency. A high color rendering index (CRI) of 87 and a Commission International de l'Eclairage coordinate of (0.31, 0.33) were achieved.