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Effect of Polyurethane on Mechanical Property of Textile Reinforced Composite  
Effect of Polyurethane on Mechanical Property of Textile Reinforced Composite
资料类型: PDF文件
关键词: Polyurethane  dispersion  Surface  treatment  Interface  property  Dynamic  
mechanical  analysis  
资料大小: 66K
所属学科: 通用高分子材料
来源: 来源网络
简介:
Inthisstudy,thermosettingepoxyresinandglasswovenfabricwithandwithoutthesurfacetreatmentwereemployedasamatrixandreinforcement,respectively.Fourkindsofdeposit(pick-up)ratiosofpolyurethanedispersion(PUD)treatmentsontheheat-cleaningglassclothwovenfabricwerecarriedout,includingowt%(withouttreatment),0.76wt%,1.51wt%and6.49wt%.Inparticularly,theeffectofsurfacetreatmentofsilanecouplingwasusedascomparison.Basictensileproperties‘investigationforthesecompositeswascarriedoutbyusingInstronUniversalTestingMachine.Furthermore,thermalmechanicalpropertieswerealsoinvestigatedbyDynamicMechanicalAnalysis(DMA)measurement.Asaresult,itwasrevealedthattensilemodulusdidn,tmakeabigdifferenceafterapplyingsurfacetreatmentofpolyurethanedispersion(PUD).However,thetensilestrengthwasimprovedtodifferentdegreewithvariedpolyurethaneweightcontent.Simultaneously,thermalmechanicalpropertiesofthesecompositesmeasuredbyDMAshowedthesamechangingtrendwithtensiletest.Inthispresentation,therelationshipbetweenthePUDsurfacetreatmentweightcontentofglassclothandimprovedmechanicalpropertiesarediscussedbasedontensiletestandDMAmeasurementresults.
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