二氧化氯催化氧化难降解有机废水在我国的研究进展

124120121ChemicalResearchandApplicationVol．24No．1Jan．20121004-1656201201-0001-07112*111121．2.。。O657AProgressinthecatalyticoxidationofrefractoryorganicwastewaterbychlorinedioxideinchinaLUyun1CHENTian-lang12QIAOCheng-zhong1DONGWei1CHENYan-ni1XIAOShen-xiu121.JinzhongTech-scico.Ltd.ChinaUniversityChengdu610064China2.CollegeofchemistrySichuanUniversityChengdu610064ChinaAbstractThetreatmentofrefractoryorganicwastewaterisofgreatsignificanceinenvironmentalprotection.Inthispaperthepro-gressofrefractoryorganicwastewaterinvariousfieldsbycatalyticoxidationtechniqueofchlorinedioxideinChinaandthecatalyticmechanismareintroducedandreviewedandthedevelopmentalprospectandthefurtherresearchdirectioninfuturearealsopointedout.KeywordsChlorinedioxideCatalyticoxidationRefractoryorganicwastewaterprogressWTOA1、、、、、、、、1-2。、、、、、、、、、。3-5、2011-05-122011-07-0409C262151022561935-。[e-mail]24CODcr、BOD5/CODcr6。7。。11.18～9CODClO2ClO2ClO21。1ClO2ClO2*Table1ComparisonofseveralorganiccompoundsdegradingeffectsofClO2oxidationwithClO2catalyticoxidationCOD%ClO2ClO231.4093.9025.6083.1028.4088.7019.5068.8028.8091.4015.2093.90*COD600～2100mg/L10%ClO215～20minpH5～7。10、、。pH、ClO2CODcr。pH8VClO2/V＜0.15CODcr90%11ClO2VClO2/V=1.5/8.5pH5～715g/LCODcr90%CODcr30.2%。12280～350mgClO2CODcr900～1100mg/L1000～40001hCODcr150～350mg/L300～200CODcr90%95%。13ClO2CODcr600mg/LClO212mg/L2.5g/LpH720minCODcr40mg/L。70%14～15——CODcr4500mg/L～5000mg/L700～800mg/L176mg/LClO2pH3CODcr3200mg/LPAMCODcr150mg/L——。1.2PTAPTA、、、。16ClO21%ClO2pH7、20℃、1hVClO2/V≈0.3CODcr90%。17ClO221CODcr2450mg/LClO2pH3～4、50min、30g/LCODcr50%ClO2CODcr15.8%。。18ClO21000mg/LClO20.3pH4.51hCODcr3000mg/LPTA420mg/LCODcr150mg/L。1.3。19-20ClO2CODcr1100mg/L2。2ClO2Table2ComparisonofthedegradingeffectsofsimulatedwastewaterofNaphthol-greenwithClO2treatinginandwithoutpresenceofcatalystCODcrBOD5CODcr%ClO2ClO2+TiO2ClO2+MnO2/SiO245.3052.5070.9011.2048.1013.9092.5096.4096.8021T3。3ClO2T*Table3ComparisonofthedegradingeffectsofsimulatedwastewaterofChrom-blackTwithClO2treatinginandwithoutpresenceofcatalystCODcrBOD5CODcr%ClO2ClO2+TiO224.1033.6021.8053.2070.075.20*CODcr2928mg/LClO21200mg/L、pH1.8、1h。22MnO2ClO2KCODcr2481mg/LpH1.2120mg/LClO24g50CODcr72.0%、87.8%ClO2CODcr30%。23-25GR4BClO24。4ClO2*Table4ComparisonoftheeffectsoftreatingtwodyeswithClO2inandwithoutpresenceofcatalystClO2ClO2+ClO2+CODcr%AB27.8085958899*AGRB4B。26～28Al2O3Cu2+Ni2+CODcr2700mg/LX-3B6%Cu2+CODcr75%Ni2+CODcr60%。29ClO215%500mg/LClO2pH645minCODcr75%90%BOD5/CODcr0.1040.388。XiaoyiBi30Al2O3CuOn-La2O3ClO2RemazolRNLCODcr90。1.4CODcr31CODcr10960mg/LBOD5/CODcr=0.11hpH4～6200g/LClO23243000mg/L55Table5ComparisonoftheremovaleffectsoftreatingparanitrobenzoicwithClO2inandwithoutpresenceofcatalystCODcrBOD5/CODcrCODcr%ClO2ClO2+6.926.135.10.285ClO2CODcrClO210%。32Al2O3ClO28600mg/L100ml2g1.76%ClO225mlpH5～860min70%。33CODcr35000mg/L6500ClO2pH625℃ClO21g/LCODcr75%95%CODcr100mg/L。、34MnO2-CuO-CeO2-V2O5CODcr2380mg/LpH3～530minClO266ClO2Table6ComparisonoftheeffectsoftreatingwastewaterofmethamidophoswithClO2inandwithoutpresenceofcatalystCODcr%ClO2ClO2+CODcr53.4085.5064.20＞90.006。1.5。35Ni2+/ClO2ClO2400mg/L、25g/L、pH50.5hCODcr42%。36ClO2Ni2O3CODcr90%。37CODcr3526mg/LClO2Ni2O3ClO2500mg/L、45min、pH6CODcr50.5%pH4CODcr90.2%Fenton3h72。38Cu-Ni-GACpH92%ClO24mL150mL30minBOD5/CODcr0.170.52。2。CODcrClO2ClO2。4ClO2ClO2。·OH。317。。·OH·OH。。·ClO2。ClO2·OH。·OH3941ClO2·ClO2Non-ionizationhydroly-sis·OHH2O·ClO→2·OH+·H·SO4－·SO4－H2O40H2O·SO4→－·OH+·HClO2·OHClO2·OH。ClO2·OHXiaoyiBi30·OH·OH4。·OH2.8VClO21.51V·OHClO2RHHH－NO2、－NH2、－SO3HCO2。ClO2。·OHClO2·OHClO2。ClO2Cl2、H2O2、O3。ClO2·OHClO2·OHUV/H2O2、MW/H2O2、Fe2+/H2O2Fenton、UV/O3、H2O2/O3“”AdvancedOxi-dationprocessesAOPs41。3ClO2、、pHpH=2～10。ClO230min1hH2O242H2O2H2O2·OH·OH+H2O2→H2O+HO2·HO2··OHH2O2。FentonH2O2·OHpH。O3O3、。ClO2ClO2。。、·OH、、pH、43～44。ClO2UV、US、MWClO2·OH45CClO2ClO2Xi-aoyiBi30ClO2ClO2ClO2。524ClO2、。1．———M．2002．2．J．2008204367-373．3．J．20023963-65．4、、．J．200341139-43．5J．200531449-53．6、J．200829464-67．7J．20103068-11．8、———J．200114114-16．9、J．200218470-72．10、J．200319161-66．11J．2004147170-171．12、、J．2007293208-211．13、、/M＆CM．2003112-116．14、J．200938747-49．15、J．20093441-3．16、、．PTAJ．200618444-46．17、、．———J．200733164-66．18、、．PTAJ．200727942-44．19．J．200636491-95．20、、．J．200838676-81．21．TJ．2007375113-117．22KM＆C2010《》M．2010105-114．23．J．200239547-4820021529～10．24J．2006349-55．25、、J．、、20051124-28．26J．200619515-17．27J．200614638-41．28．J．2006291265-67．29J．2000161045-46．30XiaoyiBiPengWangChunyanJiaoetDegradationofremazolgocdenyellowdyewastewaterinmicrowaveen-hancedClO2catalyticoxidationprocessJ．J．Hazard．Mater．2009168895-900．31、、．/J．2008612951266-1270．32、、J．2008311276-78．33J．200711326-28．34、J．200626921-24．35、、J．2008330～322009110-11．36、、———J．20053101-105．37、、J．200829464-67．38D．2006．39．M＆C2010《》M．2010296-299．40J．200869-12．41M．2001．42、、J．200531449-53．43、、．J．2003423324-328．44J．200524666-68．45、、CC．20053106-104．7