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一种低酸值聚乳酸多元醇的制备方法
Authors
余海斌
杨义浒
+3 more
石朔
赵海超
郑艳
Publication date
5 October 2016
Publisher
Abstract
本发明涉及一种低酸值聚乳酸多元醇的制备方法,其由聚乳酸和环状碳酸酯在催化剂作用下反应制得。与现有技术相比,本发明制得低酸值聚乳酸多元醇的端羧基含量较少,酸值低于3,增强了聚乳酸多元醇的反应性,有利于聚乳酸多元醇后续应用过程中参与反应。此外,本发明的制备方法工艺简单、生产成本低、制备过程不需要溶剂,无三废排放,可以大规模生产等特点
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Last time updated on 22/01/2018