The direct polymerization of PLA mainly includes the following four methods: the melt polycondensation, the melt/solid polycondensation, solution polymerization and the chain-extending polymerization.
直接法主要包括熔融缩聚、熔融/固相聚合、溶液聚合和扩链聚合。
参考来源 - 绿色聚乳酸及其改性材料的研制·2,447,543篇论文数据，部分数据来源于NoteExpress
The amelioration of the traditional method of the PLA melt polycondensation is also discussed.
综述了催化剂对聚乳酸熔融缩聚的影响，以及对乳酸熔融缩聚传统方法的改进。
The polyester type photoresists made by melt polycondensation have wide molecular weight distribution.
用熔融缩聚法含成的聚酯型光刻胶有较宽的分子量分布。
The measures that optimizing the internal quality of bottle grade chip in the melt polycondensation and SSP stage were studied.
研究了熔融缩聚和固相缩聚阶段优化该瓶片内在品质的措施；
应用推荐