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PLA长丝的基本结构与物理性能 被引量:4

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摘要 聚乳酸(PLA)纤维是一种可降解的生物质合成纤维。本文测定与分析了PLA长丝纤维的化学组成、结晶度和形态结构,并研究了PLA长丝的吸湿性、拉伸力学性能和热收缩性能。研究结果表明,PLA纤维具有明显的酯键结构,结晶度约为23.87%,纤维横截面近似圆形,纵向较为平直光滑,回潮率(0.79%)低,长丝的力学性能较佳,弹性回复性好,但是热收缩率大。
出处 《现代丝绸科学与技术》 2015年第6期201-203,共3页 Modern Silk Science & Technology
基金 江苏省高校优势学科建设工程二期项目(苏政办发【2014】37号) 南通市大生集团纺织新材料协同创新研究院(CP42014001)
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