endo/exo‐norbornene groups on both imide sides were designed and synthesized. Endo/Exo‐type soluble ladder‐like polynorbornenes with perylenediimide (PDI) as bridges were prepared by ring‐opening metathesis polymerization (ROMP). XRD characterizations showed that the ladder‐like polynorbornenes had ordered structures similar to the supramolecular precursors assembled from the corresponding monomers. TGA
设计并合成了在两个
酰亚胺侧均含有内/外
降冰片烯基的可聚合四
氯chloro二
酰亚胺。通过开环易位聚合(ROMP)制备以with二
酰亚胺(PDI)为桥的Endo / Exo型可溶性梯状聚
降冰片烯。XRD表征表明,梯状聚
降冰片烯具有类似于由相应单体组装而成的超分子前体的有序结构。TGA测量结果显示,目标P1-Endo和P2-Exo的T d均具有出色的热稳定性。损耗分别为约320°C和5 wt%,这对于在设备中的进一步应用很重要。两种聚合物在普通有机溶剂中均具有良好的溶解性,并且易于形成薄膜。光物理研究和循环伏安法研究表明,聚
降冰片烯薄膜具有从400 nm到600 nm的宽范围吸收,并且HOMO / LUMO能级可以与供体PCzTh-TVDCN很好地匹配。©2012 Wiley Periodicals,Inc. J Polym Sci A部分:Polym Chem,2012年