銅表面組裝緩蝕功能有序分子膜的研究.pdf

1、青島科技大學碩士學位論文銅表面組裝緩蝕功能有序分子膜的研究姓名：孔令平申請學位級別：碩士專業(yè)：物理化學指導教師：全貞蘭20090416STUDYoNTHEASSEMBLYoFINHIBITIVEoRDEREDMoLECULARFILMSoNCoPPERSURFACEABSTRACTThepurposeofthisdissertationistoprepareselfassembledfilmsoncoppersurfacesforpro

2、tectioncopperagainstcorrosionsUsingelectrochemicalimpedancespectroscopy(EIS)andpolarizationcurvemethods，thecorrosioninhibitionofSelfassembledmonolayers(SAMs)ofenvironmental—friendlyinhibitorsphyticacid，sodiummolybdate，BT

3、Aandtheircompounduponcopperin35％NaCIsolutionwerestudiedWehavestudiedinfluencesofsomefactorsonfilmqualitiesWithscanningelectronmicroscopy(SEM)testing，thesurfaceanalysisoftheinhibitorfilmonthecoppersurfaceiscarriedoutFromt

4、heresearchmentionedabove，theresultsareshowedasthefollowing：(1)TheresultsindicatethatIP6，sodiummolybdateandBTAhadinhibitioneffectforcoppercorrosionIP6showedthebestinhibitioneffectforcoppercorrosionatpH=l13，theconcentratio

5、nof10mmol／L，assembledtimesof24h，andtheinhibitionefficiencyWas6827％Sodiummolybdateshowedthebestinhibitioneffectattheconcentrationof005mrnol／L，assembledtimesof24h，andtheinhibitionefficiencyWas6239％BTAshowedthebestinhibitio

6、neffectattheconcentrationofO2mmol／L，assembledtimesof24h，andtheinhibitionefficiencyWas6840％(2)TheSAMsofphyticacidpossessedsomeunfilleddefectsitesduetoitsrigidstructureAhighersurfacecoverageWasobtained、樹ththeSAMsofthecompo

7、undofphyticacidandsodiummolybdate，indicatinganimprovementinthequalityofthefilmsTheinhibitionefficiencytherefore，wasimprovedandreached8966％(3)LayerbylayerSelfassemblyfilmsofIP6andBTAWaspreparedCopperelectrodeWasimmersedin