Poly(L-lactide)(PLLA) was synthesized by ring-opening polymerization of L-lactide using cyclic tin alkoxide compound as initiator.

以环烷氧锡化合物引发L-丙交酯开环聚合制备高分子量聚L-乳酸。

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Then, disclosed is a method for separating and collecting the active component from the alkyl tin alkoxide catalyst composition as a useful dialkyl tin dialkoxide.

本发明提供由该烃 基锡醇盐催化剂组合物中将活性成分以有用的二烃基锡二醇盐的形式进 行分离回收的方法。

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