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1、AcceptedManuscriptHygrothermalageingofreprocessedpolylactideJ.D.Badia,L.Santonja-Blasco,A.Martínez-Felipe,A.Ribes-GreusPII:S0141-3910(12)00216-9DOI:10.1016/j.polymdegradstab.2012.06.001Reference:PDST6691Toappearin:PolymerDegradationandStabilityReceived
2、Date:11November2011RevisedDate:23May2012AcceptedDate:4June2012Pleasecitethisarticleas:BadiaJD,Santonja-BlascoL,Martínez-FelipeA,Ribes-GreusA,Hygrothermalageingofreprocessedpolylactide,PolymerDegradationandStability(2012),doi:10.1016/j.polymdegradstab.2
3、012.06.001.ThisisaPDFfileofanuneditedmanuscriptthathasbeenacceptedforpublication.Asaservicetoourcustomersweareprovidingthisearlyversionofthemanuscript.Themanuscriptwillundergocopyediting,typesetting,andreviewoftheresultingproofbeforeitispublishedinitsf
4、inalform.Pleasenotethatduringtheproductionprocesserrorsmaybediscoveredwhichcouldaffectthecontent,andalllegaldisclaimersthatapplytothejournalpertain.*ManuscriptFINALVERSIONClickheretoviewlinkedReferencesACCEPTEDMANUSCRIPTHYGROTHERMALAGEINGOFREPROCESSEDP
5、OLYLACTIDE*J.D.Badia,L.Santonja-Blasco,A.Martínez-Felipe,A.Ribes-GreusInstitutodeTecnologíadeMateriales(ITM),UniversitatPolitècnicadeValènciaCaminodeVeras/n,E-46022Valencia,Spain*Correspondingauthor:A.Ribes-Greus+34963879817e-mail:aribes@ter.upv.esMANU
6、SCRIPTACCEPTEDACCEPTEDMANUSCRIPTHYGROTHERMALAGEINGOFREPROCESSEDPOLYLACTIDE*J.D.Badia,L.Santonja-Blasco,A.Martínez-Felipe,A.Ribes-GreusAbstractTheinfluenceofanacceleratedhygrothermalageingsimulationtestonacommercialPLAanditsthreesubsequentmechanically-r
7、eprocessedmaterialswasstudied.Theanalysiswasfocusedonthewaterdiffusionkineticsandthephysico-chemicalchangesinducedbythehygrothermaldegradation.Waterdiffusionproceededfasterthanchainrelaxationprocesses,asdefinedbyaCaseIIabsorptionmodel.Itwasprovedthatth
8、ewaterdiffusionratedecreasedwithsubsequentreprocessingcyclesandincreasedwithhigherhygrothermalageingtemperatures.Hydrolyticchainscissionprovokedsignificantmolarmassdecaysandconsequentgenerallossesofthermalandmechanicalperformance.Therea
