膨体聚四氟乙烯_ePTFE_膜的应用与发展_丁建武

2014年第9期广东化工第41卷总第275期www.gdchem.com·127·膨体聚四氟乙烯膨体聚四氟乙烯(ePTFE)膜的应用与发展膜的应用与发展丁建武，卢辉(武汉船用电力推进装置研究所，湖北武汉430064)[摘要]膨体聚四氟乙烯(ePTFE)膜是一种具有广泛发展前景的新型绿色环保材料，具有“微纤维—节点”的微观网状结构，最小微孔可达0.1μm，孔隙率高达82%。ePTFE膜具有优秀的防水防尘和透气透湿性能，在服装建筑、防尘滤袋、航天、空气电极、电子照明和包装等领域有着广泛的应用。随着人们对ePTFE膜出色的防水防尘和透气透湿性能的认识加深，ePTFE膜必将在各行各业中产生越来越广泛的应用与发展。[关键词]膨体聚四氟乙烯膜；防水防尘；透气透湿[中图分类号]TQ317.9[文献标识码]A[文章编号]1007-1865(2014)09-0127-02TheApplicationandDevelopmentofExpandedPolytetrafluoroethyleneMembraneDingJianwu,LuHui(WuhanInstituteofMarineElectricPropulsion,Wuhan430064,China)Abstract:Expandedpolytetrafluoroethylene(ePTFE)membraneisakindofnewenvironmentallyfriendlymaterial,whichhasdevelopmentpotentialinvariousfields.Ithasamicrostructureofmicrofibre-node,andtheminimummicroporecanbeupto0.1μm,anatheporosityisashighas82%.EPTFEmembraneiswaterproof,dustproofandbreathable,usedwidelyinthefieldsofclothing,construction,dustfilterbag,spacecraft,theairelectrode,electroniclightingandpackaging,etc.AlongwithmorestudiesoftheePTFEmembranewithexcellentwater