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聚乳酸直接合成的研究 被引量：12

Study on the direct synthesis of polylactic acid
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摘要 综述了近年来国内外研究聚乳酸直接合成的进展情况 ,概述了乳酸直接合成的几种方法 ,研究了熔融聚合、溶液聚合中影响聚乳酸相对分子质量的因素 。 The advance in direct synthesis of polylactic acid is reviewed.Several methods directly synthesizing polylactic acid were summarized.Effects on molecular weight of polylactic acid produced by the direct melt/solution polycondensation were discussed.The mechanism of solid state polymerization of polylactic acid was explored.
作者 陈小锋 张政朴
机构地区 南开大学高分子化学研究所吸附与分离功能高分子材料国家重点实验室
出处 《化学试剂》 CAS CSCD 北大核心 2004年第3期143-147,共5页 Chemical Reagents
关键词 聚乳酸 直接缩聚 固相聚合 polylactic acid polycondensation solid-state polymerization
分类号 O633.1 [理学—高分子化学]
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参考文献19

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  • 6Woo S I, Kim B O, Jun H S, et al. Polymerization of aqueous lactic acid to prepare high molecular weight poly (lactic acid) by chain-extending with hexamethylene diisooyanate[J]. Polym . Bull., 1995,35(4) :415-421.
  • 7Tuominen J, Kylma J, Helminen A, et al. Chain extending of lactic acid oligomers. 2. Increase of molecular weight with 1,6-hexamethylene diisocyanate and 2, 2'-bis (2-oxazoline)[J]. Polymer ,2002,43(1) :3-10.
  • 8Hiltunen K,Harkonen M,Seppala J V,et al. Synthesis and characterization of lactic acid based telechelic prepolymers [J]. Macromolecules, 1996,29(27) :8677-8682.
  • 9Moon S I, Lee C W. Taniguchi I, et al. Melt/solid polymerization of L-lactic acid:an alternative routes to poly (L-lactic acid) with high molecular weight [J]. Polymer, 2001,42(11): 5059-5062.
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化学试剂
2004年 第3期

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