It was found that CA is compatible with EVA in DIO/DCE solvent mixture and DIO/CF solvent mixture, and is uncompatible in DIO/CYH solvent mixture, which is due to the different conformation of EVA chain in DCE and CYH.

• 进而,由不同铸膜混合溶剂(DIO/DCE和DIO/CYH)制备了CA/EVA_(32)共混膜,并用于分离甲醇/MTBE混合物。