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:100624303(2002)0520470205:2002-02-13;:2002-09-10:(20000048):(1971-),,,,,,,,,(,310032):,(),:;;;:O643.31:AProgressintreatmentofpoordegradableorganicwastewaterbycatalyticoxidationprocessHUANGHui,AIFei2hu,MAChun2an,ZHANGWen2kui,GANYong2ping(CollegeofChemicalEngineering,ZhejiangUniversityofTechnology,Hangzhou310032,China)Abstract:Degradableeffectsoforganicwastewatercanbeimprovedgreatlybycatalyticoxidationcomparedwiththeconventionalchemicalmethod.Itisbecominganimportantwayinthetreatmentofwastewatercon2tainingpoordegradableorganicpollutants.Thedevelopmentsandindustrialapplicationofseveralcatalyticoxidationprocessessuchasphoto2oxidation,homogeneousoxidation,heterogeneousoxidation(includingelectro2catalyticoxidation),supercriticalwateroxidationinorganicwastewatertreatmentarereviewedinthispaper.Keywords:catalyticoxidation;organicwastewater;poordegradableorganicpollutants;watertreatment,,(),,,,1N80,,CO2H2OTiO2ZnOCdSWO3Fe2O3,TiO2305200210JOURNALOFZHEJIANGUNIVERSITYOFTECHNOLOGYVol.30No.5Oct.2002,TiO2,,,,,,TiO2,TiO2,,[1][2][3][4]Loddo[5]42TiO2()/TiO2(),TiO2()/Al2O3,,TiO2;Jenks[6]42TiO2CO2H2OCl-;Hoffmann[7]TiO2,N,/,,,,,OH,,1TiO21TiO2[8]PO3-4,SO2-4,Cl-,CO2,H2OCO2,H2O,PO3-4,SO2-4CO2,H2O,NO-3,SO2-4CO2,H2O,NO-3CO2,H2O,NO-3,Cl-CO2,SO2-4,H2OCFC113CO2,H2O,Cl-,F-CO2,H2O,Cl-12CO2,H2O,,1,32CO2,H2O2,,O3H2O2Fenton,H2O2Fe2+,[9],,(UV)H2O2O3,H2O2+UVH2O2+Fe2++UVO3+UVH2O2+O3,,,OH,CO2Pignatello[10],Fenton2,42(2,42D)2,4,52(2,4,52T),,H2O2,Zepp[11]2,42DUV+Fenton,pH38,Fe2+H2O2,2,42DCO2H2O[12]UV+Fenton,UVFen2ton,[13],169O3+UV2h,65%COD1600mg/L5.1gO3/L2.0gH2O2/L,COD60%,BOD/COD0.3,,O3?174?5,:,,H2O2+Fe2++UV+O3,,,,3,NiMnCuMoVNi2O3MnO2,2Al2O3,,,[14],2Al2O3,Ni2O3MnO2,COD1500mg/L,50%;FeSO4MnSO4Ni(NO3)2CuSO4,O3H2O2,;[15]NaClO3,Ni2O3,COD95%,MnO2,,COD,,,MnO2,OHCl2O2O3,,,PtPbO2,[16],,Comminellis[17,18]42,SnO22Sb2O3/TiPt/Ti,Pt/TiFenton,TOC60%;SnO22Sb2O3/TiFenton,TOC90%Pulgarin[19],1,42,IrO2,SnO2CO2SnO2,,,4(SCWO)2080Modell[20],,,O2H2N2,,CO2N2H2O,,Huntsman[21]TexasSCWO,,540600,2528MPa,1100kg/h,,TOC50g/L,TOC310mg/L;Rice[22]7,550,27.6MPa,20s,TOC99.5%,SCWO,,[23],SCWO?274?30,[24]SCWO,(T=400500,P=25.330.4MPa),96%,[25],SCWO,99%,2SCWO,SCWO,(),,,,SCWO2SCWO/%/%2,428399998599.99499.9944.99799.9999.991,1,121099.42,4,6299.9953299.9999.9999.99997.61005,,,,,:[1]ChoiW,HoffmannMR.PhotoreductivemechanismofCCl4degradationonTiO2particlesandeffectsofelectrondonors[J].EnvironSciTechnol,1995,29(6):1646-1654.[2]OhnoT,SaitoS,FujiharaK,etal.Photocatalyzedproductionofhydrogenandiodinefromaqueoussolutionsofiodineusingplatinum2loadedTiO2powder[J].BullChemSocJpn,1996,69(11):3059-3064.[3]HidakaH,AsaiY,ZhaoJ,etal.Photo2electrochemicaldecompositionofsurfactantsonaTiO2/TCOparticulatefilmelectrodeassembly[J].JPhysChem,1995,99(20):8244-8248.[4]SunY,PignatelloJJ.Evidenceforasurfacedualhole2radicalmechanismintheTiO2photo2catalyticoxidationof2,42dichlorophenoxyaceticacid[J].EnvironSciTechnol,1995,29(8):2065-2072.[5]LaddoV,MarciG,MartinC,etal.PreparationofandcharacterizationofTiO2(anatase)supportedonTiO2(rutile)catalystsemployedfor42nitro2phenolphotodegradationinaqueousmediumandcomparisonwithTiO2(anatase)supportedonAl2O3[J].AppliedCatalysisB:Environmental,1999,20:29-45.[6]LiX,CubbageJW,.JenksWS,etal.Photo2catalyticdegradationof42chlorophenol.2.the42chlorocatecholpathway[J].JOrgChem,1999,64(23):8525-8536.[7]HoffmannMR,MartinS,ChoiW,etal.Environmentalapplicationsofsemiconductorphotocatalysis[J].ChemRev,1995,95(1):69-96[8],,.TiO2[J].,2001,46(4):265-273[9]SedlakDL,AndrenAW.OxidationofchlorobenzenewithFentonsreagent[J].EnvironSciTechnol,1991,25(4):777-781[10]PignatelloJJ.DarkandphotoassistedFe3+2catalyzeddegradationofchlorophenoxyherbicldesbyhydrogenperoxide[J].EnvironSciTechnol,1992,26(5):944-951.[11]ZeppRG,FaustBC,HolgneJ.Hydroxylradicalformationinaqueousreactions(pH3-8)ofiron()withhydrogenperoxide:Thephoto2Fentonreaction[J].EnvironSciTechnol,1992,26(2):313-319[12],,.Fenton[J].,1994,14(5):341-345.[13],.[J],,1997,17(4):378-380[14],.[J].,1996,16(5):20-22.?374?5,:[15],.[J].,1995,1:67-71.[16]StuckiS,KotzR,CarcerB,etal.ElectrochemicalwastewatertreatmentusinghighovervoltageanodesPart:anodeperformanceandapplica2tions[J].JApplElectrochem,1991,21(2):99-104.[17]Correa2lozanoB,ComminellisCh,BattistiAD.PreparationofSnO22Sb2O5filmssbythespraypyrolysis[J].JApplElectrochem,1996,26:83-89.[18]Correa2lozanoB,ComminellisCh,BattistiAD.ElectrochemicalpropertiesofTi/SnO22Sb2O5electrodespreparedbythespraypyrolysistechnique[J].JApplElectrochem,1996,26:683-692.[19]PulgarinC,AdlerN,PeringerP,etal.Electrochemicaldetoxificationofa1,42benzoquinonesolutioninwastewatertreatment[J].WatRes,1994,28(4):887-893.[20]ModellM.Processingmethodsfortheoxidationoforganicsinsupercriticalwater[P].USPatent:4,543,190,1985-09-24.[21]HelmutS,JohannesA.Supercriticalwateroxidation:stateoftheart[J].ChemEngTechnol,1999,22(11):903-908.[22]RiceSF,Steeper,RichardR,etal.Oxidationratesofcommonorganiccompoundsinsupercriticalwater[J].Jhazardousmaterials,1998,59(4):23.[23]CasalV,SchmidtH,SuwoxA.Facilityforthedestructionofchlorinatedhydrocarbons[J].JSupercritF