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丙炔醇对黄铜和紫铜的缓蚀性能研究Title:StudyontheCorrosionInhibitionPerformanceofPropargylAlcoholonBrassandBronzeAbstract:Brassandbronzearewidelyusedinvariousindustriesduetotheirexcellentmechanicalpropertiesandaesthetics.However,theyaresusceptibletocorrosioninaggressiveenvironments,leadingtosignificanteconomiclosses.Inthisstudy,thecorrosioninhibitionperformanceofpropargylalcoholonbrassandbronzewasinvestigated.Theresearchaimedtoexploretheeffectivenessofpropargylalcoholinmitigatingthecorrosionofthesetwoalloysandtoprovideascientificbasisforitsindustrialapplication.1.Introduction:1.1Background:Corrosionisamajorchallengeintheindustrialsector,affectingtheperformanceandlifespanofmetallicmaterials.Brassandbronze,composedmainlyofcopper,exhibitexcellentmechanicalproperties;however,theyarepronetocorrosion.Hence,findingeffectivecorrosioninhibitorsisofgreatimportance.1.2Objectives:Theobjectiveofthisstudyistoinvestigatethecorrosioninhibitionperformanceofpropargylalcoholonbrassandbronzeinaggressiveenvironments.Theresearchaimstodeterminetheeffectivenessofpropargylalcoholinmitigatingcorrosionandprovideinsightsintoitsmechanismofaction.2.ExperimentalMethodology:2.1Materials:-Brass:Alloyconsistingofcopper(Cu)andzinc(Zn).-Bronze:Alloyconsistingofcopper(Cu)andtin(Sn).2.2Corrosiontesting:2.2.1Weightlossmeasurements:Specimensofbrassandbronzewereimmersedinaggressiveenvironmentswithandwithoutpropargylalcohol.Theweightlossofeachspecimenwasmeasuredafterapredefinedexposuretimetoevaluatethecorrosionrate.2.2.2Electrochemicaltesting:Potentiodynamicpolarizationandelectrochemicalimpedancespectroscopy(EIS)measurementswereconductedtoinvestigatethecorrosionbehaviorofbrassandbronzeinthepresenceandabsenceofpropargylalcohol.3.ResultsandDiscussion:3.1Weightlossmeasurements:Theweightlossmeasurementsindicatedthatthecorrosionrateofbrassandbronzedecreasedsignificantlyinthepresenceofpropargylalcohol.3.2Electrochemicaltesting:ThepotentiodynamicpolarizationandEISmeasurementsshowedaconsiderabledecreaseincorrosioncurrentandanincreaseinpolarizationresistanceforbothbrassandbronzewhenpropargylalcoholwasusedasacorrosioninhibitor.4.MechanismofCorrosionInhibition:Propargylalcoholactsasacorrosioninhibitorbyformingaprotectivefilmonthesurfaceofbrassandbronze.Thefilmeffectivelypreventstheaggressiveionsfromcomingintocontactwiththemetalsurface,thusreducingthecorrosionrate.5.Conclusion:Thestudydemonstratesthatpropargylalcoholisaneffectivecorrosioninhibitorforbrassandbronze.Thecorrosionrateandelectrochemicalmeasurementsconfirmedthesignificantreductionincorrosionwhenpropargylalcoholwasutilized.Theformationofaprotectivefilmonthesurfaceofthealloysistheprimarymechanismresponsibleforthecorrosioninhibition.Thesefindingsprovideascientificbasisfortheindustrialapplicationofpropargylalcoholasacorrosioninhibitorforbrassandbronze.6.FutureDirections:Furtherresearchshouldfocusonoptimizingtheconcentrationandapplicationmethodofpropargylalcoholtoenhanceitscorrosioninhibitionperformance.Additionally,investigationsintothelong-termstabilityanddurabilityoftheprotectivefilmonbrassandbronzesurfaceswouldbevaluableforpracticalapplications.Overall,thestudyhighlightsthepotentialofpropargylalcoholasaneffectivecorr
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