Development of Nano-structured Multifunctional Composites，第六届亚欧研讨会上处理和性能增强聚合物会议文集（2013.6.2-6 武汉）-中国聚合物网,论文下载

Development of Nano-structured Multifunctional Composites

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silver nanowire conductivity toughness carbon fiber function-integration

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分子表征

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第六届亚欧研讨会上处理和性能增强聚合物会议文集（2013.6.2-6 武汉）

简介：

Oneofthemajorconcernsindesignofaircraftcompositestructuresistheimpactondamageresistance,especiallyduetolow-velocityimpact.Theinterleaf-tougheningconcepthasbeensuccessfullydevelopedtoincreasethedamageresistancebyusingthermoplasticfilmsortextileveils.However,asthecompositesaretoughenedandtheiruseincreasesinaircraftstructures,therecomestheneedfortheElectroMagneticInterference(EMI)shieldingandLightningStrikeProtection(LSP),becausethematerialsareelectricallyisolated.Wenewlyhavedevelopedaninnovativeconcepttosimultaneouslyimprovetheelectricconductivityandtheimpactdamageresistanceofthecarbon-fiberreinforcedcompositeforaircraftapplicationcl].Byapplyingtheinterlayer-tougheningtechnologyonthesecomposites,electricallyfunction-addedinterleafmaterialsaredeveloped,whichononehandprovidessignificanttougheningefficiency,andontheotherhand,itfunctionsasatoughandflexibleconductorthroughitssurfaceloadingofnano-sizeelectricalconductivefillers.Inthistalk,ahighlyelectricalconductiveandhighlytoughenedcarbon-fibercompositewillbepresentedanditspotentialwillbedemonstratedforEMIshieldingandLSPofaircraft.Thekeycomponentfortheelectricalfunction-integrationistheuseofinterleaffilmsorveilssurface-loadedwithAgNWs.Theinterleaf,ononehand,isaprovenconceptfortoughening;ontheotherhand,itfunctionsasamechanicalcarrierforsurface-loadingAgNWs.Byinterleavingthematerialintothecarbonfiberlaminates,boththefracturetoughnessandelectricalconductivityhavebeenimprovedsimultaneously.Itseemsreasonabletoexpectthat,thistechnologycouldpotentiallyofferthetraditionalstructuralcompositelaminatesmuchuniquefunctionintegrationsuchasthermalconductivity,activedampingproperties,sensingpropertiesandfireretardantproperties,etc.Furtherinvestigationsareunderway.

作者：

X. S. Yi, M. C. Guo

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2013-06-27 13:08:18

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