CN101580582B - 制备聚乳酸的方法 - Google Patents
制备聚乳酸的方法 Download PDFInfo
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- CN101580582B CN101580582B CN2009101072788A CN200910107278A CN101580582B CN 101580582 B CN101580582 B CN 101580582B CN 2009101072788 A CN2009101072788 A CN 2009101072788A CN 200910107278 A CN200910107278 A CN 200910107278A CN 101580582 B CN101580582 B CN 101580582B
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- lactic acid
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Description
Mn数均分子量 | Mw重均分子量 | MP峰值分子量 | MzZ均分子量 | Mz+1Z+1均分子量 | Polydispersity多分散性 | |
Case4 | 265793 | 370995 | 279884 | 506055 | 644340 | 1.395804 |
Mn数均分子量 | Mw重均分子量 | MP峰值分子量 | MzZ均分子量 | Mz+1Z+1均分子量 | Polydispersity多分散性 | |
Case5 | 494938 | 720537 | 531697 | 1037486 | 1379087 | 1.455812 |
Mn数均分子量 | Mw重均分子量 | MP峰值分子量 | MzZ均分子量 | Mz+1Z+1均分子量 | Polydispersity多分散性 | |
Case6 | 459795 | 624302 | 511846 | 830804 | 1043471 | 1.357784 |
Mn数均分子量 | Mw重均分子量 | MP峰值分子量 | MzZ均分子量 | Mz+1Z+1均分子量 | Polydispersity多分散性 | |
Case7 | 343570 | 476491 | 409978 | 649056 | 830149 | 1.386883 |
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CN2009101072788A CN101580582B (zh) | 2009-05-06 | 2009-05-06 | 制备聚乳酸的方法 |
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CN101580582B true CN101580582B (zh) | 2011-08-10 |
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WO2015018015A1 (zh) * | 2013-08-08 | 2015-02-12 | 深圳市光华伟业实业有限公司 | 一种由丙交酯和多元醇合成聚丙交酯多元醇的方法 |
CN113512180A (zh) * | 2021-08-04 | 2021-10-19 | 上海曜爱生物科技有限公司 | 一种超高分子量左旋聚乳酸的制备方法 |
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Denomination of invention: Process for direct preparation of poly-lactic acid from lactic acid by melt/solid phase polycondensation Effective date of registration: 20130104 Granted publication date: 20110810 Pledgee: Shenzhen SME credit financing guarantee Group Co., Ltd. Pledgor: Shenzhen Guanghua Weiye Industrial Co., Ltd. Registration number: 2013990000002 |
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Denomination of invention: Process for direct preparation of poly-lactic acid from lactic acid by melt/solid phase polycondensation Effective date of registration: 20140122 Granted publication date: 20110810 Pledgee: Shenzhen SME credit financing guarantee Group Co., Ltd. Pledgor: Shenzhen Guanghua Weiye Industrial Co., Ltd. Registration number: 2014990000062 |
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Denomination of invention: Process for direct preparation of poly-lactic acid from lactic acid by melt/solid phase polycondensation Effective date of registration: 20150205 Granted publication date: 20110810 Pledgee: Shenzhen SME credit financing guarantee Group Co., Ltd. Pledgor: Shenzhen Guanghua Weiye Industrial Co., Ltd. Registration number: 2015990000103 |
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