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1、毕业论文(设计)外文翻译学院:专业:安全工程班级:学号:学生姓名:指导教师:二○年月<外文翻译:原文>AdvancedMaterialsResearchVol.710(2013)pp41-44Onlineavailablesince2013/Jun/27atwww.scientific.net©(2013)TransTechPublications,Switzerlanddoi:10.4028/www.scientific.net/AMR.710.41CorrosionInhibitionofChloroacetic-AcidModifiedImidazoli
2、neforQ235SteelinH2SO4SolutionZhaoBin1,2,3,aZouLike2,3,b(1.CollegeofMaterialsandChemicalEngineering,SichuanUniversityofScience&Engineering,China;2.MaterialCorrosionandProtectionKeyLaboratoryofSichuanProvince,China;3.InstituteofFunctionalMaterials,SichuanUniversityofScience&Engineerin
3、g,China)azb0813@suse.edu.cn,bzoulike@yahoo.com.cnKeywords:quaternizedimidazoline;corrosioninhibitors;weightlossmeasurement;polarizationcurveAbstract.Anewchloroacetic-acidmodifiedimidazoline(CAMI)wassynthesizedviathequaternizationofimidazolineintermediate,obtainedfromtheamidationandc
4、yclizationreactionsofbenzoicacidanddiethylenetriamine,withchloroacetic-acid.TheperformanceofthesynthesizedcompoundCAMIascorrosioninhibitorforQ235carbonsteelin5%sulfuricacidsolutionwasinvestigatedbyweightlossmeasurementandpotentiodynamicpolarizationtechnique.TheresultsshowthatCAMIpos
5、sessesstronginhibitiveeffectonthecorrosionofQ235carbonsteelinacidmediumandrestrainsthecorrosionwithoutchangingthecathodicandanodiccorrosionmechanismasamixed-typeinhibitor.IntroductionEveryyear,heavylossesarecausedbycorrosionofmetalsinnaturalenvironment,industrialproduction,oilandgas
6、explorationandproduction.Theapplicationofcorrosioninhibitorsisoneofthemosteffectiveandpracticalmethodsforprotectionmetalagainstcorrosioninvariouskindsofcorrosionmedium,especiallyinacidicmediaforthatacidsolutionsarewidelyusedinindustry,suchasacidpickling,industrialacidcleaning,acidde
7、scalingandoil-wellcleaning.Themajorityofwell-knowninhibitorsareorganiccompoundscontainingnitrogen,sulfurand/oroxygenatoms[1-3].Amongthevariousorganicinhibitorsusedforinhibitingthecorrosionofmetalinacidmedium,nitrogen-basedorganicinhibitors,imidazolinederivativesattractmuchattentiond
8、uingtotheirexcellen