氨基萘酚磺酸在改性超高交联吸附树脂和弱碱树脂上的静态吸附行为比较

32003208205,2003211224;(20274017);33333(210093)ND2900AL28,12222242(1,2,42).1,2,42.LangmuirFreundlichND29001,2,42;FreundlichAL28.1,2,42,;,;,.ND2900AL28,.,,1,2,42,,,,,,.[13].:,,,,[4,5].,,,[6,7].,.[8,9].12222242(1,2,42),.,,1,2,42,ND2900,.111111111(THZ282,);(HPLC,Waters600,WatersCorp.,Milford,USA)(MicromeriticsChemisorptionController,ASAP22010,MicromeriticsInstrumentCorp.,Norcros,Ga.)(Nicolet170SXIRspectrometer,USA).111121,2,42(AR,)AmberliteXAD24XAD27(Rohm2HaasCompany,Philadelphia,USA)NDA2100NDA2150()ND2900()AL28().111132000mL,,(40%),4h.,.111148h,;608h.1121121101100gAmberliteXAD24AmberliteXAD27NDA2100NDA25200410ACTAPOLYMERICASINICANo.5Oct.,2004661150ND2900AL286250mL,100mL400mgPL1,2,42(011molPLpH),.293K313K,130rPmin.,1,2,42(ce).qe(mmolPg):qe=V(c0-ce)PMW(1)c0ce(mgPL),V(L),W(g),M1,2,42(23913gPmol).Table1Physi2chemicalpropertiesofAL28andND2900PropertiesAL28ND2900StructureAmino2modified,Hypercrosslinked,PolystyreneWeaklybasic,Ion2exchange,PolystyrenePolarityWeakpolarStrongpolarBETsurfacearea(m2g-1)819113812Averageporesize(nm)112415Particlesize(mm)014016014016Residualchloridecontent(%)30185415Weaklybasicexchangecapacity(mmolg-1)3311514190Strongbasicexchangecapacity(mmolg-1)33010501353Followingthemethodofvolhard[10];33Bychemicaltitration11212ND2900AL2801100g250mL,100mL100mgPL200mgPL300mgPL400mgPL500mgPL1,2,42.288K303K318K,24h,.10LHPLCce.(1)qe.,.113Waters600,Waters600Waters.HPLCODS(OctaDecylSilica),70%:30%01017molPL(pH2127),1mLPmin,230nm.22111.,AL28ND2900..2IR,2769cm-12772cm-12815cm-1(N(CH3)2).1,2,422,2,.AL28ND2900,1,2,42.,ND2900AL28,,1,2,42.1.Fig.1Comparisonofadsorptioncapacitiesfor1,2,42acidbydifferentadsorbents1)XAD24;2)XAD27;3)2NDA2100;4)NDA2150;5)AL28;6)ND2900212AL28ND2900,1,2,42,3.L1,2,42.,2662004Fig.2IRspectraofAL28andND2900Fig.3Adsorptionisothermsof1,2,42acidontoAL28andND2900,1,2,42,,[11,12].,ND29001,2,4245121%97128%,AL281,2,4262111%97125%.,.,AL28ND2900,,,..Langmuir[13]Freundlich[14]:Langmuir:cePqe=cePM+1PMKL(2)Freundlich:lg(qe)=lg(KF)+nlg(ce)(3)MKLKFn.LangmuirM(mmolPg),KL(lPg)[13].FreundlichKF,n[15].1,2,42LangmuirFreundlich,r2.Table2Fittedresultsbydifferentisothermsfortheequilibriumadsorptiondataof1,2,42acidonAL28andND2900IsothermParameterAL28ND2900288K303K318K288K303K318KKL810012146241822129613119117Langmuirqm113011541183112011872127r019890198301987019970199501995FreundlichKF114721364150018821486139n212111991185118311721163r019990199801999019960199901999,,LangmuirFreundlichND29001,2,42,r01995,.LangmuirAL281,2,42,r0199;Freundlich,r01998,AL281,2,42[16].2,Freundlichn3665:1,.,ND2900,,,();,,.4,AL28,,n,2,.2FreundlichKF,,,.4,ND29001,2,42,.AL281,2,42,,.Fig.4InfluenceoftemperatureontheFreundlichparametersa)AL28,n=51653-01012T,r=01992;ND2900,n=31747-01007T,r=01998b)AL28,lnKF=111274lnT-631492,r=01995;ND2900,lnKF=201011lnT-1131442,r=01999213HGS,.VantHoff[17]:H=-RdlnKPd(1PT)(4),K,R,T.,,(Isostericenthalpychange),:ln(ce)=-ln(K0)+HRT(5),ceT,K0.,,,.Gibbs[18]:G1=-RTx0qdXX(6),G1,X,q().Freundlichq,Gq:G=-nRT(7),nFueundlich,Powell2[19].,G,.Gibbs2Helmholtz[20]:S=H-GT(8)51,2,42AL28ND29005ln(ce)1PT.5(r019920),(5)H.(5),Hln(Ce)1PT.(7)(8).3.3,1,2,424662004Fig.5Determinationcurvesofisostericenthalpychangefor1,2,42acidontoAL28andND2900Table3Thermodynamicparametersfortheadsorptionof1,2,42acidbyAL28andND2900Resinqe(mmolPg)H(kJPmol)G(kJPmol)S(kJPmolK)288K303K318K288K303K318KND2900014078109-4138-4133-4131012860127201259016080111-4138-4133-4131012930127901266018081162-4138-4133-4131012990128401270110082176-4138-4133-4131013030128701274112083168-4138-4133-4131013060129101277AL28014040118-5129-5102-4188011580114901142016043192-5129-5102-4188011710116201153018046157-5129-5102-4188011800117001162110048163-5129-5102-4188011870117701168112050131-5129-5102-4188011930118301174.,.,P,Gokmen[12].1,2,42(14710mLPmol)(1810mLPmol),1,2,42,,.,,[21].,,.,,.1,2,42,ND2900(7884kJPmol)AL28(4050kJPmol),,.REFERENCES1McGuireMJ,SuffetIH.JAmWaterWorksAssoc,1978,70:6216292SuffetIH.JAmWaterWorksAssoc,1980,72:41503SpethTF,MiltnerRJ.JAmWaterWorksAssoc,1990,82:72754CairoPLR,CoyleJT,DavisJT,NeukrugHM,SuffetIH,WicklandA.JAmWaterWorksAssoc,1982,74:941025MatatovMY,SheintuchM.IndEngChemRes,2000,39:18235665:6XuZY,ZhangQX,WuCL,WangLS.Chemosphere,1999,38:200320117JuangRS,ShiauJY,ShaoHJ.SeparSciTech,1999,34:181918318ZhangHC,ChenJL,ZhangQX.ChinJReactPolym,1999,8(12):76819PanBC,XiongY,LiAM.Reactive&FunctionalPo1ymers,2002,53:637210TaoDexiang().BasicQuantifiedAnalyticalChemistry().ShangHai():EastChinaNormalUniversityPress(),1990.789911BelmoudenM,AssabbaneA,AitichouY.AnnChimSciMat,2001,26:798612GokmenV,SerpenA.JFoodEng,2002,63:22122713Aksu,Z,AkpinarD.JEnvironSciHealth,2000,A35:37940514BhattacharyaA,VenkobacherC.JAmInstCivilEng,1984,110:11011815CarmoAM,HundalLS,ThompsonML.EnvironSciTechnol,2000,34:4363436916HeBinglin(),HuangWenqiang().IonExchangeandAdsorptionResin().Shanghai():ShanghaiTechnicalandEducationalPress(),1995.39739917JuangRS,ChouTC.SepSciTechnol,1996,31(10):1409142518BellJP,TsezosM.JournalWPCF,1987,59(4):19119819PowellT,BrionGM,JagtoyenM.EnvironSciTechnol,2000,34(13):277927832