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交联改性PBS材料降解性能研究

Tianjin Science & Technology(2020)

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Abstract
借助对交联改性聚丁二酸丁二醇酯(PBS)材料的水蒸气透过量测试、失重率测试、力学性能测试和电镜扫描等,研究了该材料的透水性能、降解性能和力学性能.结果表明,聚己二酸对苯二甲酸丁二醇酯(PBAT)的加入提高了交联改性PBS材料的断裂伸长率,降低了材料的拉伸强度、透水性能和降解性能;聚乳酸(PLA)可以提高该材料的拉伸强度和断裂伸长率,并提高PBS/PBAT材料的降解性能.通过聚己二酸对苯二甲酸丁二醇酯(PBAT)和聚乳酸(PLA)改性提高了聚丁二酸丁二醇酯(PBS)在可降解农膜上的应用.
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