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聚乳酸的固相合成研究 被引量:1

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摘要 以熔融缩聚法合成的聚乳酸预聚体为原料,研究了聚乳酸的固相聚合工艺。结果表明固相聚合可明显提高产物的相对分子质量和熔点。以相对分子质量为3000的PLLA预聚体为原料进行固相聚合的最佳工艺为:在105℃预热处理2h,130℃下反应30h,密闭体系中加入氧化钙作脱水剂可有效提高产物的相对分子质量。
机构地区 蚌埠学院理学院
出处 《广西轻工业》 2008年第4期5-6,共2页 Guangxi Journal of Light Industry
基金 蚌埠学院自然科学研究项目(BBXY2007-209B)
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参考文献3

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同被引文献96

  • 1赵崇峰,封瑞江.溶剂回流法合成聚乳酸[J].合成纤维,2004,33(6):5-6. 被引量:6
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  • 3许婷婷,柏中中,何冰芳.嗜热L-乳酸高产菌株的选育[J].化工进展,2006,25(10):1178-1183. 被引量:5
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