High molecular weight PLA can be prepared by ring-opening polymerization of lactides.
高分子量
聚丙交酯主要
丙交酯开环聚合制
。
国人民解放军（Chinese People's Liberation Army）；原生质树脂活动（plasma resin activity）High molecular weight PLA can be prepared by ring-opening polymerization of lactides.
高分子量聚丙交酯主要丙交酯开环聚合制。
Lactide is the midbody for the preparation of poly(lactic acid), the ratio of lactic acid to lactide is low and hamper the extensive application of PLA.
丙交酯
制聚间体,其产率偏低制约聚大规模应用关键。
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