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©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:fangzhu2002@1631com1,1,2,1,3(1,710072;2,710054;3,710014),,,,StudyAdvanceApplicationofHydrotalcite2likeCompoundsinPollutionControlSHAYu1,ZHANGCheng1,WANGXianni2,ZHUXiuhua1,WANGQi3(1InstituteofScience,NorthwesternPloytechnicalUniversity,Xian710072;2ResearchDesignInstituteofPetroleumandChemicalIndustry,Xian710054;3ShaanxiClimateCenter,ShaanxiMeteorologicalBureau,Xian710014)AbstractHydrotalcite2likematerialsareakindoflayereddoublecompoundswithwidelyapplication.Becausetheyhavespecificconstitution,mostofthemareappliedascatalyzer,sorbentandchelatorintheenvironment,andforlowtemperatureselectivecatalyticlydeoxidizinggassypollutants,remedyinganionpollutedwaterbodyandchelatingheavymetalcations,respectively.Thepresentpapermainlydescribeslatestresearchesonapplicationofhydrotalcite2likematerialsinpollutioncontrolathomeandabroad.Thedevelopmentofascavengerwhichhasafunctionofselectiveup2takeofheavymetalionsfromanaqueoussolutionshouldbeenhancedmore.Keywordshydrotalcite2likematerials,catalysis,sorption,chelation(Hydrotalcite)(Hydrotalcitelikecom2pounds)(Pillaredhydrotalcites),,(Layereddoublehy2droxide,LDH)[M2+1-xM3+x(OH)2]x+An-x/nmH2O,,M2+,M3+,An-(CLDH):,[1]()[2],,,1(SCR)[3],SCR,NOx[4]Co2Cu2AlLDH,Co,Cu,Cu2+,CuOMgOAl2O3,[5]nConCunAl=531Co2Cu2AlLDH,120,NO100%;XRD,Co2Cu2AlLDH4502h,,NO;NO2TPD2MS,NOCo2Cu2AlLDHNON2ON2O24[6]CoCuAl,NOx,Co3Al2LDHNOxCu2Co2AlLDH,CuCo3Al2LDHNOxCu2Co2AlLDH,1781mg/g1286mg/gGentiG[7]PtCuNOx,250,Pt2Mg2AlCu2Mg2AlNOxPt2Ba/Al2O3;PtCu,Pt2Cu2Mg2AlNOx,SO2(SO2)[8],6820077217©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[9]SO2,600,,Fe2O3Fe2O3/Mg(Al)OMg(Al)O,2[10][11],,[12],[13][14][15],,LangmuirFreundlich2.1Das[16]Mg2AlZn2AlNi2AlCo2AlMg2FeZn2FeNi2FeCo2FePO3-4,,,Mg2Al2Mg2AlLDHPO3-4,,Chitrakar[17]ZrO(OH)2(Na2O)0.051.5H2OPO3-4,pH6,PO3-4To2raishiT[18]Fe(II)Fe(III)2(OH)12SO4yH2ONO-3NH+4,2.2Lv[19]500Mg/Al21F-Zn2AlLDHNi2AlLDH,6hpH6.0F-50mgL-1,F-98%,;F-PO3-4SO2-4Cl-Br-nNO-3LiangL[20](CLDH)Cl-149.5mgg-1,(168mgg-1)2.3,,,[21][22],Zhu[23]Mg/Al21(CLDHs)BBR(LDHs),BBRpH8.0,pH10.610.8,pHBBR,CO2-3CLDHsBBRLegrouri[24]Cl-Zn2AlLDH2,42(2,42D),2,42D0.084mmol/L,1h98%;,2,42D,Li[25](NO-3CO-23Cl-)Mg2AlLDH,(Gly),,3Gly:Cl-NO-3CO2-32.4Zhao[26](DDS)Mg/Al25Mg2AlLDH2,,DDS,pH,pH,,,Jin[27],99%,87%99%3,,Pinnavaia[28]2,62,Cervila[29]Mo()(C6H5SH)VasileHulea[30]Mg2+Al3+,WO2-4W7O6-24,,,[31]Pd2Cu,NO-3,,Al2O3TiO2HZSM,44.1,,Carja[32]78/©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),97.7%,XRD,As()Wang[33]Li2AlLDHCr(),,Prasanna[34]NO-3Cl-Ni2FeLDH,CrO2-4,CrO2-4Das[35]Zr4+Al3+Zn2+Mg2+,450Cr2O2-7SeO2-3,Zr4+20%Ferreira[36]Mg2AlLDHMg2FeLDHB(OH)-4120min,,Mg2AlLDHMg2FeLDH,B(OH)-45.2mg/L,Mg2AlLDH,,Mg2FeLDH,;,pH4.2,,Kameda[37]EDTA,Mg2Al2EDTA,,,pH5,1015minCu2+Cd2+,Hermosin[38]Zn2Al2ED2TACu2+Cd2+Pb2+1117mol/g375mol/g871mol/g,5,,,,,,,;,,,,,,,,,1VaocariA.Claysandcatalysisapromisingfuture.ApplClaySci,1999,14(4):1612VaxariA.Preparationandcatalyticpropertiesofcationicandanionicdays.CatalysisToday,1998,41(123):533,,,.CO+NO1,2000,14(4):2704.NOx.,2001,30(5):255,,,.Co2Cu2AlNO+CO.,2006,22(4):6336,,,.Cu2Co2AlNOx.,2005,19(2):2237CentiG,FornasariG,GobbiC,etal.NOxstorage2reductioncatalystsbasedonhydrotalcite:effectofCuinpromotingresistancetodeactivation.CatalysisToday,2002,73(324):2878TrondMyrstad,EnganH,SeljestokkenB,etal.Sulphurre2ductionoffluidcatalyticcracking(FCC)naphthabyaninsituZn/Mg(Al)OFCCadditive.ApplCatalA:General,1999,187(2):2079.SO2.,2005,33(2):20610YouYouwen,ZhaoHongting,GeorgeFVance.Adsorptionofdicamba(3,62dichloro222methoxybenzoicacid)inaque2oussolutionbycalcined2layereddoublehydroxide.ApplClaySci,2002,21(526):21711EduardoLCrepaldi,JairoTronto,LucelenaPCardoso,etal.Sorptionofterephthalateanionsbycalcinedanduncalcinedhydrotalate2likecompounds.ColloidSurfaceA,2002,211(223):10312,,,..,2002,19(6):33913MartinaMeyn,KlausBeneke,GerhardLagaly.Anion2eqx2changereactionsoflayereddoublehydroxides.InorganicChem,1990,29:520114YouYouwen,GeorgeFVance,ZhaoHongting.Seleniumad2sorptiononMg2AlandZn2Allayereddoublehydroxides.ApplClaySci,2001,20(122):1315BarrigaC,GaitanM,PavlovicI,etal.Hydrotalcitesassor2bentfor2,4,62trinitrophenol:influenceofthelayercompo2sitionandinterlayeranion.JMaterChem,2002,12(4):102716DasJ,PatraBS,BaliarsinghN,etal.Adsorptionofphos2phatebylayereddoublehydroxidesinaqueoussolutions.ApplClaySci,2006,32(324):25217RameshChitrakar,SatokoTezuka,AkinariSonoda,etal.Se2lectiveadsorptionofphosphatefromseawaterandwastewaterbyamorphouszirconiumhydroxide.JColloidIn2terfSci,2006,297(2):42618ToraishiT,NagasakiS,TanakaS.Uptakemechanismof8820077217©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(9211):67119LvLiang,HeJing,WeiMin,etal.FactorsinfluencingtheremovaloffluoridefromaqueoussolutionbycalcinedMg2Al2CO3layereddoublehydroxides.JHazardousMaterB,2006,133(123):11920LvLiang,HeJing,WeiMin,e
本文标题:水滑石类材料在污染治理中的应用及研究进展
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