The random conformation of PMALM blocks was verified by CD spectra and the linear relationship between the specific rotation and the polarity of CH_3OH/CCl_4 mixed solvent.

• 在CH3OH/CCl4混合溶剂中；共聚物比旋光度的绝对值随溶剂极性增大呈线性减小趋势；这一结果与CD一起证实了PMALM链段的无规卷曲结构.