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1、浙江理工大學(xué)碩士論文AbstractBecasuseoftheseriousenvironmentalpollutionandtheshortagenaturalresources,EPSandothernon-degradablefoambeingsuspendedandbeingreplacedbygreenbufferspackagingmaterialsistheinevitabletrend.Theplantfiberfoalllmaterialisthefcouseinrecentyearsresearch.Itisbasedonplantfiber(wastepaper'pape
2、rcartonsandotherplantfibermaterials),andisproducedbyadhesiveasthemainrawmaterial,addingfoamingagent,plasticizersandotherhe.1pagent.Tllismaterialdonotpollutetheenvironmentandrichofrawmaterials.It’sproductionprocessissimpleand10w—cost。whichcanbeusedasaalternativebuffermaterialoftheEPS.Inadditionitcanb
3、emakeupforthedefectsthatmoldedpulpcannotbeusedforpackagingoflargeobjects.Itistheidealsubstituteofplasticfoam.Bambooisalsoaplantfiberinoneofthismajorcategories.Althoughinrecentyears,moreandmoreofitsresearchhasbeentakeon,butthereserashinthefoalncushionmaterialforapplicationshasjustbegun.Atpresent,thes
4、tudyofbamboofiberusingasthefoalncushionmaterialhasgotstageachievement,theirresearchsuchasthemechanismofproductsfoaming,micro.structureofthedefectivecellhastakeamajorbreakthrough,buttheresearchinthemechanicalpropertiesaretobedeveloped.Inthispaper'Idiscussedetailedlyhowtomakingthebamboofiberpackagingf
5、oamcushionmaterial,andtestingthestaticanddynamicmechanicalproperties.Accordingtothebamboofiberfoammaterialstatic..pressureexperimentalstress.-straincurves,thecurvescanbedividedintothreephases:linear,wave,andasharpincreaseonthestressresponse.Basedonthedynamicmechanicalpropertiestesting,wecannarrowitd
6、ownasabuffermaterialofbamboo丘berfoammaterialhasthefollowingthreebasiccharacteristics:1.‰nthethicknessofthematerial‘‘”’andstaticstress‘'00”iscertain,theimpactofacceleration‘‘G”increaseswithahighdegreeoffalling‘H”increases;2.Whendrophe逸ht‘H,’andstaticstress‘‰”iscertain.theimpactofacceleration“G’’reduc
7、edbytheincreaseofmaterialthickness‘‘h’’;3.Whenthestrain“e”(0<£<£b)iscertain,thestress‘b”increaseswithahighdegreeoffailing“H”increases;increaseswiththefallingnumberincreases;吼lasthehumidityincreases.Ba