大孔树脂XAD2硝化前后吸附某些芳族化合物的机理研究

17119912TECHNOLOGYOFWATERTREATMENTVol.17,No,1Feb.,1991XAO2(,510070)XAD2,XAD2,,XAD2,CODN/2,,:XAD,XAD,.[le1,,XAD2,,,8XAD2,,,,,,XAD21.AmberliteXAD2(30~50),300mVg9nm:900514O17120.45cm(T30)l.50OgXAD,28.7cm,0.339/cm3,1.sml/min(.400mmol/L),,,,1.][]315.4689XA2,I,,,18.9679XAD2,XAD2,t184%,XAD2401mmol/gi.500gXA21.8399XAD,,21.XAD2.l,l1t,,,1.[v,tQx10,(mmol.59)}(g009)}(D)PKat(Q)(mmol/g)QX102(mmol/g)EoMo(ev)E(e)131247621.Ot{,1,,35{,6{,,12,5,1}1{1{}{II10.98}1.413.5778.39}4.40{0.65}12.828}0.871,,l}}}}}{}_l!!}}}I}!{{{{3}2{}2,7700{}{11{___}5{3}5}35}s04}06{92,3}32}067{23}11737}o705~}1}}}{_}}7,}11{13716014215,6}2o,,}}11{}I}75612{!5}25}2926}.!22{,,{2!,z}}{}}{6{{3,66176523O!}!}}!{,35,131XAD2,,,u0.3D[],,,,,,,,XAD--2,,:11XAD2,,(),,l,:(1000mVg31),,,,XAD29nm22nm,,],XAD2,l,,JamesI71,XA2,,,1000,5nml.1,19.62nm:,o.42nmZl=19.63nln/.42nm=472t1@@@@@@999;~~EHoMoEa+ppa+0.615a0.615+0.605a0.605a+0.4s0.5+0.34a0.58a+0.201a0.201.....,.....1!ŽHMO,,HOMOLUMO,,HOMOLUMO,,,XAD2,,CODN/211,41M340:o271D,E,000=12337eV-E3533eVi171/\o,o11,(a-)LUMO,HOMOLUMO,,,HOMOLUMO,,,XAD2],,,,,,,]()(&c:),,2X2XA2I1XAD.2:XAD2(mmol)XA2(mmol)103x1029.56x10z118x10665x102,,,2.502D,5243DXA2,CNDO/25.880D,,,XA2,,,XAD2HOMO(eV)LUMO(eV)127220.940119143752XAD2()LUMO=3.333eV,XAD2()LUMO.940eV,LUMOHOMO13.852eV,HOMO=11.914eV,HOMO171XAD2,12,2310,0.3410.0.128l1.lee080.()0.030//9010.341130.{0.010.011221_{{1{}}_}},l11jlJ31J415161Jltj.l9--{{!--~}-}{1!.,,!,},l,,{.}.:.!..}tttIflU0,l~UQ00IUOQAOIUQ0U0l.IODlU40.}UJQI,J:I}111}!{1:}.,.1.,,}..,}:.}_.}..,},}.1(0.6573(0.3845(0.2315}0.01210.26731.0153{0.4Q510.302lHOMO}J}}JI!Ij21(LUMO)2(HOMO)(3),17,1347,256,(1347)(256)2HO3,4,N,,NN,,,,,,4NN0H,44,T1714,,,,,,,,XAD2,4O,,1,.R”010.,I,ehlkl,Kenji,etal,AnalChem.,1957,59(20).2491Aken,GeorgeR,AdyChemSer,1987,214*295Aklba,Kenlchletal,TohokuDalgakunkoSel.nK.nkyushoIho,1986,42(2):2,1RBMerrlfleld,JAmChemSeo,1963,852149,,1985,(2):100,,1,s,(2):11.,,,1,75,13(6):342.,,,19814(1):14,,1S,,1987.197RA,,t,,1980:156DowlingLMetal,Bioehemistry,1069,8:4728,,1955,14(:82,,15,1(1981),,i,s,(5):16,,198(3).6James5etal,JColloidandInterfaeeSei,1969,31(1):116.,,,1983,(6),1,,,1979:31,,,1979:1435JGreggetal,AdsorptionsurfaeeAreaandPorosity,ChaPIU,AeademiePress,LondonandNewYork,(1976),,,1983:87,,,1981:40ChengZhixing,JMolSei,2052,2(i).es,,198,(2),,1958,(10):38,,(1984),jŽ6,,.,,171XAD2STUDIESONADSORPTIONMECHANISMFORSOMEAROMATICCOMPOUNDSONTHEMACROPOROUSRESINXAD2BOI.HBEFOREANDAFTERNITRATIONLiuYiqunHanPutianWuXuanehi(Gagdo91stteofTes9aodAoal,ss)AbstraetThemaeroPorousresinXAD215akindofgranularadsorbenteomPosedofPoly3tyreneAuthorsinvestigatekinetieadsorptionPropertiesforsomearomatieeomPoundsinwateronXAD2,andeomParetheexperimentalresult3ofXAD2andaetivatedearbonfiber50astoexPlaintheseveralreasonseausedthediffereneeofthetwoadsorbentsinadsorPtioneaPaeities.TheadsorPtionabilityofnitroXAD2foroaminoPhenolandpnitroPhenol15imProvedobviouslyineomParisonwiththatofXAD2Inourwork,thephysiealparametersoftheeompoundsareeomputedbyCODN/2methodAdsorPtionmeehanism,esPeeiallyad3orPtioneomPlex,15deseribedanddiseusseddeePlyaeeordingtotheParameters-Keywords:MaeroPorousresinsXAP2nitroXAD2,AdsorPtionmee-hanism,........,199110,:1,,2.(A4),,(,),3,()4.,5.199146.,13247.