Highly conjugated alternated poly(3-octylthiophene-co-thiophene)

被引:5
作者
Bolognesi, A
Bertini, F
Consonni, R
Mendichi, R
Schieroni, AG
Provasoli, A
机构
[1] Provasoli Istituto di Chimica Délie Macromolecole, 1-20133 Milano
关键词
D O I
10.1002/actp.1997.010481107
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A soluble copolymer formed by thiophene and 3-octylthiophene has been obtained by using nickel catalyst polymerization. The nearly alternated structure allows the formation of a highly conjugated system although the copolymer microstructure is not regioregular. H-1-NMR, GPC characterization and pyrolysis experiments support the alternated structure of the copolymer. Moreover, theoretical calculations indicate that the average angle between adjacent monomeric units has been reduced, in agreement with the observed shift towards lower energy of the electronic spectra of this alternated structure.
引用
收藏
页码:507 / 512
页数:6
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