固定化纳米铁修复水环境的研究进展

SCI-TECHINFORMATIONDEVELOPMENT＆ECONOMY201020221。1nm～100nm2-3、、、、。SunYP4-5ElliottDW6－8。。。。11、4Fe2＋＋2BH4-＋6H2O→4Fe0s↓＋2BOH3＋7H2g↑14Fe3＋＋3BH4-＋9H2O→4Fe0s↓＋3BOH3＋9H＋＋6H2g↑2NaBH4KBH4FeSO4FeCl3、、80℃10。2。2。2.1譈züm覶—FeCl3NaBH4Cu2＋Co2＋Cu2＋Co2＋、、pHCu2＋Co2＋11-12。NaBH4FeSO4·7H2O、200mg/L20min7.3％、52.7％、98％。、1005－6033201022－0153-042010－05－26121.7120462.350007。、。。、、、、、、。X52A19/nm7.8～17403.5～99～2450～806～2619。15313。ZhuBW70μmNaBH4—FeSO4·7H2OPdC2H3O223Pd－Fe。0.11gPd－Fe100min0.17mol/L124－124－14。ZhangHFeSO4·7H2ONaBH4Fe/C。、80mg/LNO3-pHNO3-15。FeSO4·7H2OKBH4Fe/C82mg/g。pH6.5、25℃±2℃1.0g/L2mg/LAs99.86％1.997mg/g0.1mol/LNaOH16。。2.2HeFNaBH4FeCl3K2PdCl6Pd－FePd4＋＋2Fe0→Pd0＋2Fe2＋3Pd－Fe。0.1g/LPd－Fe25mg/LTCE98％20min11－DCE。1g/LPd－Fe100h2.5mg/L80％Pd－Fe24％17。GengB、FeSO4·7H2OKBH4。CrCrpH33kJ/molCr18。ZhuBWPd－Fe60min124－。KimHFe3＋NaBH45h2h36.2mg/LTCE0.44h-135.77Lh-1m-21～3Fe0.1mg/L～0.3mg/L19。ShermanM.P1.8gNaBH410gFeSO4·7H2O4gFe0226.8mg/g0.465g1L1.5mol/LCrO3PbNO321.18h－11.44h－1325530。XPSXRDPb0CrCrPb21。MeyerDE—NaBH4FeCl2·4H2ONiCl2·6H2OFe/Ni。Fe/NiTCETCE2.0×10－8cm2/s3.5×10－2L/g22。XuYHFe0.04g/L～0.12g/LCr0.04g/L0.12g/LCr24％90％。1g252mgCrCaoZhang1gCr84.4mg～109mgCr23。AlbertoT24-25。3、。2———//nm810~80350~10014.1821.530~4010~3018~80/(m2/g)27.79.6117.023.864.955.023.075mg/m2Cu2+Co2+124-NO3-As()、Cr124-Cr、Pb、CrE-mail:[e-mail]154。。、。、、。。1LiXQElliottDWZhangWX.Zero－valentironnanoparticlesforabatementofenvironmentalpollutants:materialsandengineeringaspectsJ.CriticalReviewsinSolidStateandMaterialsSciences2006314:111-122.2ZhangWX.Nanoscaleironparticlesforenvironmentalremediation:anoverviewJ.JournalofNanopartResearch200353－4:323-332.3ZhangWXElliottDW.ApplicationsofironnanoparticlesforgroundwaterremediationJ.Remediation2006162:7-21.4SunYPLiXQCaoJSetal.Characterizationofzero－valentironnanoparticlesJ.AdvancesinColloidandInterfaceScience20061201－3:47-56.5NurmiJTPaulGTVaishnaviSetal.Characterizationandpropertiesofmetallicironnanoparticles:spectroscopyelectrochemistryandkineticsJ.EnvironmentalScience&Technology2005395:1221-1230.6KanelSRGrenècheJMChoiH.ArsenicVremovalfromgroundwaterusingnanoscalezerovalentironasacolloidalReactiveBarrierMaterialJ.EnvironmentalScienceTechnology2006406:2045-2050.7ChengRWangJLZhangWX.Comparisonofreductivedechlorinationofp－chlorophenolusingFe0andnanosizedFe0J.JournalofHazardousMaterial20071441－2:334-339.8ElliottDWZhangWX.FieldassessmentofnanoscalebimetallicparticlesforgroundwatertreatmentJ.EnvironmentalScienceTechnology20013524:4922-4926.9GongPWLiZYZhaiYC.StudyonthepreparationofFeNano－powdersJ.Nanomaterial＆Structure20067333-341.10JianXuAlanDozierDibakarBhattacharyya.SynthesisofnanoscalebimetallicparticlesinpolyelectrolytemembranematrixforreductivetransformationofhalogenatedorganiccompoundsJ.JournalofNanoparticleResearch200574－5:449-467.11譈züm覶ShahwanTEro觧luAEetal.Synthesisandcharacterizationofkaolinite－supportedzero－valentironnanoparticlesandtheirapplicationfortheremovalofaqueousCu2＋andCo2＋ionsJ.AppliedClayScience2009432:172-181.12譈züm覶ShahwanTEro觧luAEILieberwirthetal.Applicationofzero－valentironnanoparticlesfortheremovalofaqueousCo2＋ionsundervariousexperimentalconditionsJ.ChemicalEngineeringJournal20081442:213-220.13HuLJLiYM.Removalofnitrobenzenefromsyntheticwastewaterbynanoscalezero－valentironsupportedonorganobentoniteJ.ActaScientiaeCircumstantiae2008286:1107-1112.14ZhuBWLimTTFengJ.Reductivedechlorinationof124－trichlorobenzenewithpalladizednanoscaleFe0particlessupportedonchitosanandsilicaJ.Chemosphere2006657:1137-1145.15ZhangHJinZHHanLetal.Synthesisofnanoscalezero－valentironsupportedonexfoliatedgraphiteforremovalofnitrateJ.TransactionsofNonferrousMetalsSocietyofChina2006161:345-349.16ZhuHJJiaYFWuXetal.Removalofarsenitefromdrinkingwaterbyactivatedcarbonsupportednanozero－valentironJ.Environmentalscience2009306:1644-1648.17HeFZhaoDY.Preparationandcharacterizationofanewclassofstarch－stabilizedbimetallicnanoparticlesfordegradationofchlorinatedhydrocarbonsinwaterJ.EnvironmentalScien&Technology2005399:3314-3320.18GengBJinZHLiTLetal.Kineticsofhexavalentchromiumremovalfromwaterbychitosan－Fe0nanoparticlesJ.Chemosphere2009756:825-830.19KimHHongHJLeeYJetal.Degradationoftrichloroethylenebyzero－valentironimmobilizedincationicexchangemembraneJ.Desalination20082231－3:212-220.20PonderSMDarabJGJeromeBetal.SurfacechemistryandElectrochemistryofsupportedzerovalentironnanoparticlesintheremediationofaqueousmetalcontaminantsJ.ChemistryofMaterials2001132:479-486.21PonderSMDarabJGMalloukTE.RemediationofCrVIandPbIIaqueoussolutionsusingnanoscalezero－valentironJ.EnvironmentalScience&Technology20003412:2564-2569.22MeyerDEBhattacharyyaD.ImpactofMembraneImmobilizationonParticleFormationandTrichloroethyleneDechlorinationforBimetallicFe/NiNanoparticlesinCelluloseAcetateMembranesJ.JournalofPhysicalChemistryB200711125:7142-7154.23XuYHZhaoDY.ReductiveimmobilizationofchromateinwaterandsoilusingstabilizedironnanoparticlesJ.WaterResearch20074110:2101-2108.24AlbertoTRajandreaS.Enhancedtransportofzero－valentironnanoparticlesinsaturatedporousmediabyguargumJ.JournalofnanoparticleResearch2