超高分子质量聚乙烯纤维及其复合材料的共混改性  

Blending Modification of Ultra High Molecular Weight Polyethylene Fiber and its Composites

作　　者：严成 颜甜甜[1] 何勇 YAN Cheng;YAN Tian-tian;HE Yong(Lianyungang Shente High-Tech Materials Co.,Ltd.,Lianyungang 222000,Jiangsu,China;Donghua University,Shanghai 201620,China)

机构地区：[1]连云港神特新材料有限公司,江苏连云港222000 [2]东华大学,上海201620

出　　处：《合成纤维》2022年第5期9-14,共6页Synthetic Fiber in China

摘　　要：超高分子质量聚乙烯(UHMWPE)纤维是一种重要的战略材料,目前已经广泛应用于防弹背心、安全纺织品、船用绳索和高强度复合材料等领域;但其也存在易蠕变、耐热性差以及再加工、复合困难等问题,亟需高效改性以进一步拓展应用。聚焦近年来UHMWPE的共混改性研究,综述了共混改性对UHMWPE纤维力学、耐热、加工等性能的影响,探讨了共混改性的作用机制,展望了共混改性UHMWPE纤维及其复合材料的应用领域及前景。Ultrahigh molecular weight polyethylene(UHMWPE)fiber is an important strategic material and has been widely used in bulletproof vests,safety textiles,marine ropes and high strength composites.Howev⁃er,it also has some problems such as low creep resistance,poor heat resistance,difficulty for reprocessing and composite,and efficient modification is urgently needed to further expand its application.The research of blending modification of UHMWPE is focused on,the influence of blending modification on the mechani⁃cal,heat resistance and processing properties of UHMWPE fiber is reviewed,the mechanism of blending modification is discussed,and the application field and prospect of blending modified UHMWPE fiber and its composites are prospected.

关 键 词：超高分子质量聚乙烯 共混 改性 研究进展 

分 类 号：TQ342.79[化学工程—化纤工业]