Two-step procedure is preferable to prepare high molecular weight poly(olefin-ester)s with a high polar monomer content and a high melting temperature.

• 两段聚合过程适于制备高分子量的烯烃共聚酯，聚合物收率达90%25，极性单体的插入率大于10%25，熔融温度高达120℃。