On the rigidity of polynorbornenes with dipolar pendant groups

被引：61

作者：

Lin, WY

Murugesh, MG

Sudhakar, S

Yang, HC

Tai, HC

Chang, CS

Liu, YH

Wang, Y

Chen, IWP

Chen, CH

Luh, TY ^{[1
]}

机构：

[1] Natl Taiwan Univ, Dept Chem, Taipei 106, Taiwan

[2] Natl Taiwan Univ, Inst Polymer Sci & Engn, Taipei 106, Taiwan

[3] Acad Sinica, Inst Phys, Taipei 115, Taiwan

[4] Natl Tsing Hua Univ, Dept Chem, Hsinchu 300, Taiwan

来源：

CHEMISTRY-A EUROPEAN JOURNAL | 2006年 / 12卷 / 01期

关键词：

atomic force microscopy; EFISH; poly(norbornene)s; polymerization; rigid rod polymers; ring-opening metathesis;

D O I：

10.1002/chem.200500770

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

A range of polynorbornenes (PNBs) with fused dipolar pendant groups at C-5,6 positions was synthesized by ring-opening metathesis polymerization catalyzed by a ruthenium carbene complex (Grubbs 1). Photo-physical studies, EFISH measurements, and atomic force microscopy images have been used to investigate the structures and morphology of these polymers. These results suggest that the polymers may adopt rigid rod-like structures. The presence of the double bonds in PNBs appeared to be indispensable for the rigidity of the polymers. Interaction between unsaturated pendant groups may result in coherent alignment leading to a rod-like structure.

引用

页码：324 / 330

页数：7

共 62 条

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