UHMWPE膜材料低速冲击性能分析.pdfVIP

第54卷第6期应用化工Vol.54No.6

2025年6月AppliedChemicalIndustryJun.2025

UHMWPE膜材料低速冲击性能分析

钱佳炜，胡峰铨,马天，李伟萍

（军事科学院系统工程研究院，北京100010）

摘要：为研究超高分子量聚乙烯(UHMWPE)膜材料低速冲击性能，采用热压成型工艺制备单向正交铺层结构的

UHMWPE膜材料层合板，通过落锤冲击分析了3种膜材料的低速性能。冲击损伤分析表明膜材料在冲击挤压下形

成了圆形凹陷，呈现外部凹陷、内部分层的损伤模式。锤头低速冲击层合板经历了接触、下落、上升、回弹的运动过

程,不同膜材料具有相同的动态响应特点。冲击性能分析表明,B膜材料具有较好的吸能效果但位移大,C膜材料

位移小却峰值载荷较大,A膜材料具有较好的稳定性和综合性能,是潜在的抗低速冲击材料。

关键词：UHMWPE膜；层合板；低速冲击

中图分类号：TQ325文献标识码：A文章编号：1671-3206(2025)06-1671-05

Analysisoflow-velocityimpactpropertiesofUHMWPEfilmmaterial

QIANJiawei,HUFengquan,MATian,LIWeiping

(SystemsEngineeringInstitute,AcademyofMilitaryScienceofPLA,Beijing100010,China)

Abstract:Inordertostudythelow-velocityimpactpropertiesofUHMWPEfilmmaterial,theunidirection-

alorthogonallaminatestructureofUHMWPEfilmmateriallaminateswaspreparedbyhotpressingmold-

ingprocess,andthelow-velocitypropertiesofthethreefilmmaterialswereanalyzedbydropweightim-

pact.Theimpactdamageanalysisshowedthatthefilmmaterialsformedacirculardepressionunderim-

pactextrusion,showingadamagepatternofexternaldepressionandinternaldelamination.Thehammer

hasexperiencedcontact,falling,risingandrebound,anddifferentfilmmaterialshavethesamedynamic

responsecharacteristics.TheimpactpropertiesanalysisindicatesthattheBfilmmaterialhasgoodper-

formanceofenergyabsorptionbutlargedisplacement,theCfilmmaterialhassmalldisplacementbutlarge

peakload,andtheAfilmmaterialhasgoodstabilityandcomprehensiveperformance,whichisapotential

low-velocityimpactresistantmaterial.

Keywords:UHMWPEfilm;laminate;low-velocityimp