New conjugated polymers for light emitting diodes

被引:4
作者
Chuah, BS [1 ]
Hwang, DH [1 ]
Chang, SM [1 ]
Davies, JE [1 ]
Moratti, SC [1 ]
Li, XC [1 ]
Holmes, AB [1 ]
De Mello, JC [1 ]
Tessler, N [1 ]
Friend, RH [1 ]
机构
[1] Univ Cambridge, Dept Chem, Melville Lab Polyer Synth, Cambridge CB2 3RA, England
来源
ORGANIC LIGHT-EMITTING MATERIALS AND DEVICES | 1997年 / 3148卷
关键词
electroluminescence; photoluminescence; light-emitting diodes; light-emitting electrochemical cells; poly(arylene vinylene)s; charge transporting polymers;
D O I
10.1117/12.279323
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
The synthesis and luminescent properties of the homopolymers (4, 5) and copolymers (9, 10) carrying ion-transporting side chains are reported. When fabricated as a light emitting electrochemical cell the copolymer 10 exhibited a significant reduction in turn-on voltage and improved luminous efficiency compared with a conventionally fabricated polymer light emitting device (LED). similar results were observed with the pyridine copolymer 13. The model meta-linked trifluoromethyl substituted distyrylbenzene derivative 16 has been synthesised and its crystal structure has been determined with a view to evaluating the related polymers as charge transporting materials.
引用
收藏
页码:132 / 138
页数:7
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