改性非均相芬顿试剂的制备及光助降解苯酚废水研究

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1、菇●●●黑龙江大学硕士学位论文AbstractThispaperforpreparationFe203，y·趾2C13，atthes锄etime，ModifieddopedadoptsthemethodofLayeredimmersionforpreparationFe203-Ce02／?-A1203catalysts，Phenolwasusedtothestudy．Compilecatalystofcatalyticactivity．IntroducingtheshinetOimprovedreactionsystem，improvetheperformanceofpheno

2、ldegradation．Thispaperadoptsthe-methodofimpregnationforpreparationFe203／y-A1203，The：researchwasusingscanningelectronmicroscope(SEM)andX-raydiffraction(XRD)andX—rayphotoelectronspectroscopy(xPS)meanstoanalyzesampleappearance，structure，elements，optimizedtheconditionsofpreparationcatalysts．Resu

3、ltsshowthat：Surfacehasalotofirregularcatalystparticles，thesurfaceonCatalystFe／A1atomicratioWasO．12．InvestigationthecatalyticundertheconditionofdifferentpreparationFe203／T一．A1203，andtheresultsshowedthattheperformancedegradationphen01．Fe('N03)3picklingliquidconcentrationisO．05mol／L，roastingtem

4、peraturefor300℃，roastingtimefor2h,Fea03／y-AbOscatalystreactionafter120rainofphenol，degradationofphenolfor83．5％removal．ultravioletandFezO幽一心203combinedtoformthehomogeneousphoto—Fentonreactionsystem，谢thitsdegradationFentonreactionreagents，andinvestigationofphenolreactionprocessparameters．There

5、sultshows：theinitialconcentrationofphenol250mg／L，Fe203／T-舢203catalystfor0．4g，(qualityscorefor3％)H202solution4mL，pH_2．66value，reactiontemperature25℃，for120minremovalofphenolCanreachat92．8％．UsingCemodifiedFe203／T-A1203catalyst,usinglayeredimpregnationmethodFe203-Ce02／y-A1203toimproveirondisper

6、sion，reduceirondissolutionimprovecatalyststabilityandimprovetheefficiencyofphenoldegradation，applicationscanningelectronmicroscope(SEM)andX—raydiffractionCXRO)andX-myphotoelectronⅡ⋯5眦7㈣9洲0m4㈣9川⋯1洲Y●●Abstract’spectroscopy(xPS)meansofsampleappearance，咖tIlre，elementsandstudyanalyzedtest,product

7、ionprocessandreactionconditions．Theresultshows：theFe203一Ce02／v-A1203catalysthascompactstructureandtmiformparticlesscatteredinthedegradationofphenolsystem，after120minofreaction，phenolremovalratecanreachat93．6％．LighthelpconditionsFe203／T-A1203catalys