螯合柱撑有机膨润土同时吸附去除冶炼废水中的镉和苯酚莫晓余

1Tab.1CompletechemicalanalysisresultforbentonitefromInnerMongoliaSiO2Al2O3Fe2O3FeOMgO/%1.511.870.850.154.94CaONa2OK2OTiO269.3314.583.370.023.38/%[1-4]。。、、、[5-6]。。[7-8]。[9-10]。[11-12]。11.1。XRD95%。1.08mmol/g-0.82e0.04%0.15mm。1。1122131.4111052.4234003.410014HDBACTEPAMBMB。1HDBAC80%CEC0.4mL/g60minpH=7.0MB85.1%89.6%2MB3MB88.0%99.9%0.01gMB0.001mg/L0.01mg/LGB8978－1996、GB25466－2010。X758TQ424A1000-3770(2013)02-0030-0042012-08-062009SK4008[2011][e-mail][e-mail]39220132TECHNOLOGYOFWATERTREATMENTVol.39No.2Feb.,201330DOI:10.16796/j.cnki.1000-3770.2013.02.0071.2HD-BACTEPA99%。。SHIMADZUAY220、UV1100-、AA700Perkin-Elmer、CT15RT、ZD-85、HJ-4A。1.310g、0.15mm100mLHDBAC25℃24h100mLTEPA。25℃24h。60℃、0.15mm。1.425mL0.1gMB20mL、25℃150r/min1h3000r/min10mL25mL10.1mol/LHCl。AA700UV1100270nm4-460nm。22.12.1.1HDBAC20%、40%、60%、80%、100%、120%55.959%、72.272%、87.574%、92.953%、91.479%、91.026%。80%CEC93.0%80%CEC。HDBAC80%CEC。2.1.280%CECHDBACTEPAMB。2、4、6、8、10、12mL72.188%、85.568%、85.670%、85.741%、87.452%、87.841%。MB10gMB4mLMB85.6%。4mL。0.4mL/g。2.1.350mg/LHDBACTEPAMB1。1MB。MB0.2g87.9%。MB。MB0.1g83.4%。MB0.1g。2.1.4MB0.1g50mg/LpH7.02。MB60min85.1%89.6%。1Fig.1Theeffectofdosageontheremovalrateofcadmiumandphenol0.00.10.20.30.40.5020406080100
%g31MB60min。2.1.5pH50mg/L0.1gMB60minpHMB3。3pH7MBpHpH7pH。pHpH、[13-14]。pH7。HDBAC80%0.4mL/g60minpH=7.0MB85.1%89.6%。2.22.2.150mg/LMB0.1gpH760min4。50mg/LMB。50mg/L99.1%19.4%50mg/L。2.2.250mg/LMB0.1gpH760min5。574.0%。2.3。383mg/L1.6212mg/L。0.05gMBpH760min。88.0%99.9%。。MB。120minpH70.01gMB120min。2Fig.2Theeffectofadsorptiontimeontheremovalrateofcadmiumandphenol020406080100120405060708090100
%min3pHMBFig.3TheeffectofpHvalueontheremovalrateofcadmiumandphenolbyMB12345678910405060708090100
%pH4Fig.4Theeffectofphenolconcentrationontheremovalrateofcadmium010020030040050060708090100Cd
%
()/(mgL)5Fig.5Theeffectofcadmiumconcentrationontheremovalrateofphenol0100200300400500707172737475
%
()/(mgL)392320.2g0.01gMB0.01mg/L0.001mg/LGB8978－1996、GB25466－2010。2.4FreundlichMB6723。67MB。Freundlich3。3MBHDBAC80%0.4mL/g。MB0.1gpH760min。MB。MB88.0%99.9%0.01gMB0.001mg/L0.01mg/LGB8978－1996GB25466－2010。[1],.[J].,2006,15(10):51-56.[2].[J].,1992,1:41-45.[3],,,.[J].,2006,33(4):40-41.[4],.[J].,2003,12(3):15-18.[5]BaileySE,OlinTJ,BrickaRM,etal.Areviewofpotentiallylow-costsorbentsforheavymetals[J].WaterRes.,1999,33(11):2469-2479.[6]XuLH.StudyontheadsorptioncharacteristicsofCDMBA-bentoniteandCTMA-bentonitetothedye-containingsewage[J].JournalofSafetyandEnvironment,2009,1:20-22.[7]ZhuR,ZhuL,XuL.SorptioncharacteristicsofCTMA-bentonitecomplexesascontrolledbysurfactantackingdensity[J].ColloidsandSurfacesA:PhysicochemEngAspects.,2007,294(1-3):221-227.[8].[M].:,1980:10-96.[9],.[M].:,1993:12-196.[10],.[M].:,2006:56-68.[11],.[J].,2009,21(2-3):420-426.[12]ZhuR,ZhuL.Preparation,characterizationandadsorbabilityofbentonitenanocomposites[J].InorganicChemistryJournal,2007,23(7):1148-1152.[13],,,.Cu2+、Ni2+、[J].,2010,31(1):223-229.[14]ZhouLX,WangWC.Effectofdissolvedorganicmatterfromsludgeandsludgecompostonsoilcoppersorption[J].JEnvironQua.,2001,30:878-883.0.00.51.01.52.02.50.60.81.01.21.41.61.82.0lg
lgQ6MBFreundlichFig.6Freundlichadsorptionisothermofcadmium0.00.51.01.52.02.50.60.81.01.21.41.61.82.0lg
lgQ7MBFreundlichFig.7FreundlichadsorptionisothermofphenolR20.99260.99330.9976/℃152535y=0.4836x+0.9402y=0.4965x+0.8624y=0.4984x+0.80182.06782.01412.00648.71367.28456.3358nKF2MBFreundlichTab.2FreundlichfittingequationsofCadmiumatdifferenttemperaturesR20.99380.99740.9924/℃152535y=0.5085x+0.8716y=0.4837x+0.8356y=0.4842x+0.78621.96662.06742.07307.44057.17796.1122nKF3FreundlichTab.3FreundlichfittingequationsofphenoladsorptionbyMBatdifferenttemperatures3733[10],,./[J].,2003,29(5):104-107.[11],,.[J].,1998,27(6).[12],,,.PVC/PMMA[J].,2001,15(2):46-49.[13],.PVC/PVB[J].,2007,22(3):36-39.[14],,,.PVC/PAN,.[J].,1991,17(5):295-299.[15],,,.PVC/PAN,.[J].,1992,18(3):155-161.[16],.PVDF/PVC/PMMA[J].,2007,27(6):32-36.[17],,.//[J].,2008,39(5):65-68.[18],,.PVC/PVDF/PMMA[J].,2011,31(4):1-5.[19],,.PVC/PVDF/PMMA[J].,2011,31(6):25-29.THEINFLUENCEOFADDITIVEPEGONTHEPERFORMANCEOFTHEPVC/PVDF/PMAMABLENDMEMBRANELiYulong,ChenGaosheng,WangJun（DonghuaUniversityEnvironmentalScienceandEngineeringInstitute,Shanghai201620,China）Abstract:Thearticlediscussedthesomeeffectsofpolyethyleneglycol(PEG200,PEG400,PEG600)onPVC/PVDF/PMMAblendssolutionanditsblendmembrane，whichincludedtheshearviscosity,anditsmorphologyofblendmembrane,waterflux,retainingrateandmechanicalpropertiesandsoon.Theresultsshowedthatwhenthepolymerqualitypercentagewasinvariable,thedosageofPEG200,400and600couldmakethecastingmembraneliquidviscosityincreased,whilePEG200madeviscosityincreasedmostandPEG600atleast;PEG600couldmakewaterfluxofPVC/PVDF/PMMAblendmembraneincreasedmost,PEG200atleast,andPEG200couldmakefilmremovalrateincreasemost,PEG600atleast.Keywords：PVC/PVDF/PMMAblendmembrane;additive;polyethyleneglycol(PEG)SIMULTANEOUSADSORPTIONANDREMOVALOFCADMIUMANDPHENOLINMINERAL