Indexed by:期刊论文
Date of Publication:2004-01-01
Journal:功能材料
Included Journals:PKU、ISTIC
Volume:35
Issue:z1
Page Number:2293-2296,2300
ISSN No.:1001-9731
Key Words:聚乳酸;聚乳酸共聚物;丙交酯;乙交酯;支架;生物可降解
Abstract:聚乳酸及其共聚物的制备采用两步法合成,即以DL-乳酸和乙醇酸为原料,制得了高纯度聚合单体丙交酯和乙交酯;再以辛酸亚锡为引发剂,月桂醇为链转移剂(即分子量调节剂),在高真空下开环本体聚合制得了一系列的不同分子量的聚乳酸均聚物和不同配比的共聚物.实验获得了在170℃下,聚乳酸相对分子质量与链转移剂用量的定量关系,并用GPC、IR、1H-NMR、DSC等对聚合物的结构和性质进行了表征.
Associate Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Gender:Male
Alma Mater:Dalian University of Technology
Degree:Doctoral Degree
School/Department:Dept. of Polymer Materials
Discipline:Polymer Materials. Polymer Chemistry and Physics. Chemistry and Chemical Engineering of Functional
Business Address:Chemical Experiment Building A303, West Campus
Contact Information:Tel：+86-411-84986101
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