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将衣康酸和癸二酸作为原料制备了一类新的聚(衣康酸-癸二酸)P(IA-co-SA)共聚酸酐.通过FT-IR、GPC和TG/DTA等手段对聚合物进行了表征,并对不同单体配比共聚酸酐在磷酸盐缓冲溶液中的降解动力学进行了研究.结果表明,共聚酸酐的降解符合一级反应动力学规律,其降解速率随共聚单体SA的比例的增加而减慢.

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