The composition and molecular weight of the polymers were calculated from 1H-NMR peak areas or 13C - NMR relative intensities . The error in 13C -NMR was greater than in 1H-NMR .

• 用有关的~1H-NMR图谱中峰面积或~(13)C-NMR谱图中峰高可以计算共聚物的组成,用端基峰与主链峰的面积比或峰高比可以计算聚合度和分子量,通常~(13)C-NMR法误差较大。