Interlaminar Strength Properties of a Green composite Laminate Reinforced with Needle-punched Ramie Fabrics，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

Interlaminar Strength Properties of a Green composite Laminate Reinforced with Needle-punched Ramie Fabrics

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PDF文件

关键词：

green composites ramie fabric z-anchor needle punch
t-peel test

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101K

所属学科：

分子表征

来源：

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：

Nowadays,naturalfibersareappliedtoreinforcementofabiodegradableorbiomass-basedresintoenhancethemechanicalpropertiescl].ThispaperdealswithinvestigationofboththeinterlaminarstrengthpropertiesandtensilestrengthpropertiesofagreencompositelaminatereinforcedwithramiefabricsthroughZ-anchorprocessc2].AndalsoasimulationmodelisbuilttomakeafurtherillustrationoftheZ-anchoreffectworkingbetweenfabriclayers.InterlaminarstrengthoftwopiledramiefabricsisreinforcedbyZ-anchorprocess,andthegreencompositesreinforcedbytwobondedfabricswerefabricatedthroughhotpressmoldingunderahightemperature.InterlaminaradhesivestrengthbetweenfabriclayerswasmeasuredbyT-Peeltest.TensilestrengthofthecompositeprocessedbyneedlepunchmachinewasalsocarriedouttoinvestigatethedifferencesbetweenneedlepunchdensitiesafterZ-anchorprocess.Atlast,thefracturesurfaceofthecompositeisobservedthroughmicroscopetofurtherconfirmiftheZ-anchoreffectactsonenhancinginterlaminarstrengthbetweenfabriclayers.T-peeltestresultsdemonstratedthattheinterlaminarstrengthofbothramiefabricsanditscompositeincreasedwithincreasingoftheneedlepunchdensity.Fromtheresultsofbothexperimentandobservation,wecouldconfirmthattheeffectofZ-anchorcouldenhancetheinterlaminarstrengthbetweenfabriclayers.FromthesimulationwecanunderstandmoredeeplyhowZ-anchoreffectplaysaroleinfabriclayers.Andthetensiletestresultshowedthatthemechanicalpropertiesdecreasedwithincreasingtheneedlepunchdensity,butasignificantdeclinewasnotobtainedthroughthetensiletest.

作者：

J. Yid , D. Hirakawa , K. Goda

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2013-07-01 14:27:57

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