| 生物降解材料聚乳酸-聚乙二醇的合成及表征 |
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| 引用本文： | 陈佑宁,樊国栋,杨小玲.生物降解材料聚乳酸-聚乙二醇的合成及表征[J].科技导报(北京),2009,27(13):50-53. |
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| 作者姓名： | 陈佑宁 樊国栋 杨小玲 |
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| 作者单位： | 陈佑宁,杨小玲,CHEN Youning,YANG Xiaoling(咸阳师范学院化学与化工学院,陕西咸阳,712000);樊国栋,FAN Guodong(陕西科技大学化学与化工学院,西安,710021) |
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| 基金项目： | 陕西省自然科学基金，咸阳师范学院专项科研基金 |
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| 摘 要： | 采用熔融共聚法合成聚乳酸-聚乙二醇,探讨了催化剂种类及其用量、反应温度、反应时间、聚乙二醇的种类及其用量对产物分子量的影响,并对产物进行了表征.实验结果表明,170℃,0.8%辛酸亚锡催化作用下,乳酸与1%PEG400共聚10 h可合成黏均分子量为2.79×104的PLA-PEG共聚物,且亲水性有较大改善.
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| 关 键 词： | 聚乳酸-聚乙二醇(PLA-PEG)共聚物 熔融共聚 合成 |
Synthesis of Polylactic Acid-Polyethylene Glycol via Melt Copolymerization |
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| CHEN Youning,FAN Guodong,YANG Xiaoling .College of Chemistry , Chemical Engineering,Xianyang Normal University,Xianyang ,Shaanxi Province,China .College of Chemistry , Chemical Engineering,Shaanxi University of Science , Technology,Xi'an ,China.Synthesis of Polylactic Acid-Polyethylene Glycol via Melt Copolymerization[J].Science & Technology Review,2009,27(13):50-53. |
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| Authors: | CHEN Youning FAN Guodong YANG Xiaoling College of Chemistry Chemical Engineering Xianyang Normal University Xianyang Shaanxi Province China College of Chemistry Chemical Engineering Shaanxi University of Science Technology Xi'an China |
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| Institution: | CHEN Youning1,FAN Guodong2,YANG Xiaoling1 1.College of Chemistry , Chemical Engineering,Xianyang Normal University,Xianyang 712000,Shaanxi Province,China 2.College of Chemistry , Chemical Engineering,Shaanxi University of Science , Technology,Xi'an 710021,China |
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| Abstract: | |
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| Keywords: | polylacticacid-polyethyleneglycol meltcopolymerization synthesize |
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