超好的环氧树脂复合材料英文文献

://jrp.sagepub.com/content/30/19/1621Theonlineversionofthisarticlecanbefoundat: DOI:10.1177/0731684411426810201130:1621originallypublishedonline7November2011JournalofReinforcedPlasticsandCompositesN.Venkateshwaran,A.ElayaPerumalandM.S.JagatheeshwaranEffectoffiberlengthandfibercontentonmechanicalpropertiesofbananafiber/epoxycomposite  Publishedby:     : : : : : WhatisThis? -Nov7,2011OnlineFirstVersionofRecord -Dec16,2011VersionofRecordatNANKAIUNIVonMarch8,2012jrp.sagepub.comDownloadedfromArticleEffectoffiberlengthandfibercontentonmechanicalpropertiesofbananafiber/epoxycompositeN.Venkateshwaran,A.ElayaPerumalandM.S.JagatheeshwaranAbstractThemainfactorsthatinfluencethepropertiesofcompositearefiberlengthandcontent.Hencethepredictionofoptimumfiberlengthandcontentbecomesimportant,sothatcompositecanbepreparedwithbestmechanicalprop-erties.ExperimentsarecarriedoutasperASTMstandardstofindthemechanicalpropertiesnamely,tensilestrengthandmodulus,flexuralstrengthandmodulus,andimpactstrength.Inadditiontomechanicalproperties,waterabsorptioncapacityofthecompositeisalsostudied.Further,fracturedsurfaceofthespecimenaresubjectedtomorphologicalstudyusingscanningelectronmicroscope.Theinvestigationrevealedthesuitabilityofbananafiberasaneffectivereinforce-mentinepoxymatrix.Keywordspolymercomposites,bananafiber,mechanicalproperties,scanningelectronmicroscopeIntroductionNowadays,polymersareusedeverywhereintheday-to-daylife.Plasticsfounditswaywhentheneedforlowweighthighstrengthmaterialbecameimportantforvariousapplications.Theresearchinthefieldofpoly-merandpolymer-basedcomponentshasgainedwide-spreadrecognitionowingtoitsproperty;however,itsbio-degradabilityisstillamatterofconcern.Further,glassfiberreinforcedpolymers(GFRP)havebecomeappealingsubstitutesforaluminum,concrete,andsteelduetoitshighstrength-to-weightratio,easeofhandling,andforbeingcorrosion-free.Moreover,theycanalsobeengineeredtogetthedesiredproper-ties.1Sincelarge-scaleproductionandfabricationofglassfibercausesenvironmentalproblemsandalsohealthhazards,asuitablealternatewhichisenviron-mentalfriendlyistheneedofthehour.Naturalfibersthatarelowcost,lightweightandenvironmentalfriendlyprovideanexcellentalternativetoglassfiber.Joshietal.2reviewedthelifecycleassessmentofnaturalfiberandglassfibercompositeandfoundthatnaturalfibersareenvironmentallysuperiortoglassfiber,andalsoreducesthepolymercontentasreinforcement.SchmidtandBeyer,Wotzeletal.,andCorbiereetal.carriedoutsomeimportantworksusingthenaturalfibersasreinforcementinpolymermatrixforuseinautomobileparts.SchmitandBeyer3havereplacedtheglassfiberpolypropylene(PP)withhemp-PPcom-positeforauto-insulationapplication.Wotzeletal.4haveusedhemp-epoxytoreplaceglassfiberacryloni-trilebutadien–styrene(ABS)forusageinauto-sidepanel.Similarly,Corbiereetal.5replacedglassfiberPPwithCurauaPPfortransportingpallet.Allthesestudiesrevealedthatthenaturalfiberbasedpolymercompositehassuccessfullyreplacedtheglassfiber.Pothanetal.6studiedtheeffectoffiberlengthandcon-tentonthemechanicalpropertiesoftheshortbanana/polyestercomposite.Studyshowsthat30–40mmfiberlengthand40%fiberloadingprovidesbettermechan-icalproperties.Idiculaetal.7investigatedthemechan-icalperformanceofbanana/sisalhybridcompositeandDepartmentofMechanicalEngineering,AnnaUniversity,Chennai,India.Correspondingauthor:N.Venkateshwaran,DepartmentofMechanicalEngineering,AnnaUniversity,Chennai,IndiaEmail:[e-mail]asticsandComposites30(19)1621–1627!TheAuthor(s)2011Reprintsandpermissions:sagepub.co.uk/journalsPermissions.navDOI:10.1177/0731684411426810jrp.sagepub.comatNANKAIUNIVonMarch8,2012jrp.sagepub.comDownloadedfromthepositivehybrideffectfortensilestrengthwasfoundtobeintheratioof4:1(banana:sisal).Further,thetensilestrengthofthecompositeisbetterwhenbananafiberisusedasskinandsisalascorematerial.Visco-elasticpropertyofthebanana/sisal(1:1ratio)hybridcompositewasstudiedbyIdiculaetal.8Thestudyshowsthatsisal/polyestercompositehasmaximumdampingbehaviorandhigh-estimpactstrengthascomparedtobanana/polyesterandhybridcomposite.Sapuanetal.9preparedthecompositebyreinforcingwovenbananafiberswithepoxymatrix.TensiletestresultshowedthatthewovenkindofreinforcementhasbetterstrengthandthesamewasconfirmedusingAnovatechniquealso.VenkateshwaranandElayaPerumal10reviewedthevariousworkinthefieldofbananafiberreinforcedwithpolymermatrixcompositewithreferencetophys-icalproperties,structure,andapplication.Venkateshwaranetal.11studiedtheeffectofhybridi-zationonmechanicalandwaterabsorptionproperties.Investigationrevealedthattheadditionofsisalinbananafibercompositeupto50%increasesthemechanicalp