PDMSPEI复合膜对FCC汽油的脱硫性能Ag2O载体促进传递

©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()Ag2O,3,,,(,100084):(PEI),(PDMS),PDMS/PEI(FCC).Ag2O,,,Robeson,.(FTIR-ATR)PDMS/PEI,Ag2O.(SEM).,.:;;;:TQ028.8:A:1007-8924(2009)03-0039-06(FCC),80%,FCC,[1].FCC4,60%,85%[2].,,,.,,,,,[3].,,.,,[4-6].Kang[7]Pin2nau[8],Ag+-,/.,[9,10],Ag+Cu+Ni2+CC.[11],Ag+Cu+.,,,.[12-15],PDMS/PEIAg2O,,,.Ag2O.:2007-12-20;:2008-01-09:973(2003CB615701);(20576059,20676067,20736003);(X505002);(05051143):(1980-),,,,.3,:[phone],E-mail:[e-mail]293Vol.29No.320096MEMBRANESCIENCEANDTECHNOLOGYJun.2009©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(PEIUltemR-1000),GE,1.N-(NMP),,.,,.(PDMS),10Pas,.,,.Ag2O,.1(PEI)Fig.1ChemicalstructureofPEI1.22Fig.2Schemeofthepervaporationapparatus2..,,,1h,,3,,.::J=mtA(1):=xPxF(2),xP:;xF:;m:,kg;t:,h;A:,m2.,,200ng/L.1.3NicoletIR560FTIR-ATR,ZnSe.PDMS/PEIJSM-6301F.22.1PDMS/PEI2.1.1(FTIR-ATR)PDMS/PEI,3.3Ag2OPDMS/PEIFig.3FTIRspectraforPDMS/PEIcompositemembraneswithdifferentAg2Ocontent3Ag2OPDMSATR-FTIR.(a)Ag2OPDMS,,790cm-1Si(CH3)2,1014cm-1SiOSi,1259cm-1CH3;(b)015%Ag2OPDMS;(c)1%Ag2OPDMS.1713cm-1,,Ag2O,,Ag2O.2.1.2SEM4Ag2OPDMS/PEI.(a),,PDMS/PEI,,.(b),Ag2O4029©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(a)Ag2OPDMS;(b)0.5%Ag2OPDMS;(c)1%Ag2OPDMS;,Ag2O.,Ag2O,,.2.2PDMS/PEI2.2.1PDMS/PEI,5Ag2OPDMS/PEISEMFig.5SEMmicrographsofAg2OfilledPDMS/PEIcompositemembranesurfacestructure6PDMS/PEIFig.6SwellingbehaviorofPDMS/PEIcompositemembraneversusimmersiontime,.6,100min.,,,.200min,,.,Ag2O,.Ag2O,,;,Ag2OPDMS,,.,5.5%,,.2.2.2Ag2OPDMS/PEI7Ag2OPDMS/PEIFig.7EffectofAg2Ocontentonpervaporationperformanceforseparationofthiophene/heptanemixture7Ag2O.,Ag2O,,,.Ag2O3:PDMS/PEIFCC()41©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[16]PVA().2.2.3PDMS/PEI8PDMS/PEIFig.8EffectoffeedtemperatureonPDMS/PEIcompositemembraneflux8Ag2O.8,Ag2O,,Ag2O0%1%,,Ag2O1.5%2%.,,,,.,,,.,:-.-,[17].,Ag2OPDMSPDMS,.9Ag2O.Ag2OPDMS,,Ag2O.,,,,,,,10-6,,,,.,Ag2O,Ag2O,,.9PDMS/PEIFig.9EffectoffeedtemperatureonPDMS/PEIcompositemembraneselectivityforseparationofthiophene/heptanemixture2.2.4:(1);(2);(3);(4)(5).Ag2O,(2).Ag2O4229©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(3)(5).,(1)(4).,(1)PDMS,Ag2O,(4),,.,4,Ag2O,.2-Ag+[18],Ag2O:,2-,,.Kang[19],RC:,,.3Ag2OPDMS/PEI.1)Ag2O.2)Ag2OPDMS.3)Ag2O.4)Ag2O,,,;Ag2OAg2O,.Ag2O,,.,Ag2O0.5%1%.5),,.[1],,,.FCC[J].(),2001,25(6):78-80.[2],,,.[J].,2006,27(1):14-17.[3]LihongBao,TrachtenbergMC.FacilitatedtransportofCO2acrossaliquidmembrane:Comparingenzyme,amine,andalkaline[J].JMembrSci,2006,280:330-334.[5]YiChunhai,WangZhi,LiMeng,etal.Facilitatedtrans2portofCO2throughpolyvinylamine/polyethyleneglycolblendmembranes[J].Desalination,2006,193:90-96.[5]Sang-WookParka,Byoung-SikChoia,Seong-SooKimb,etal.Facilitatedtransportoforganicacidthroughasupportedliquidmembranewithacarrier[J].Desalina2tion,2006,193:304-312.[6]HyunWooChoia,DongBumKima,DaeKiChoia,etal.Highlyselectivefacilitatedtransportmembranesforiso2prene/n-pentaneseparation[J].JMembrSci,2006,279:403-409.[7]ParkYS,WonJ,KangYS.FacilitatedtransportofolefinthroughsolidPAAmandPAAm-graftcompositemembraneswithsilverions[J].JMembrSci,2001,183(2):163-170.[8]MorisatoA,HeZJ,PinnauI,etal.TransportpropertiesofPA12-PTMo/AgBF4solidpolymerelectrolytemem2branesforolefin/paraffinseparation[J].Desalination,2002,145(1-3):347-351.[9]H-MAJ,YangRT.DesulfurizationofliquidfuelsbyadsorptionviacomplexationwithCu(I)-YandAg-Yzeolites[J].IndEngChemRes,2003,42:123-129.[10]MaX,VeluS,KimJH,etal.Deepdesulfurizationofgasolinebyselectiveadsoptionoversolidadsorbentsandimpactofanalyticalmethodsonppm-levelsulfurquan2tificationforfuelcellapplications[J].ApplCatalB:Env2iron,2005,56:137-147.[11]H-MAJ,YangFH,QiG,etal.Desulfurizationoftransportationfuelsby-complexationsorbents:Cu(I)-,Ni(II)-,andZn(II)-zeolites[J].ApplCatal,B:Environ,2005,56:111-126.[12]QiR,ZhaoC,LiJ,etal.Removalofthiophenesfromn-octane/thiophenemixturesbypervaporation[J].JMembrSci,2006,269:94-100.[13]QiR,WangY,LiJ,etal.Pervaporationseparationofalkane/thiophenemixtureswithPDMSmembrane[J].JMembrSci,2006,280:545-552.[14]QiR,WangY,LiJ,etal.Sulfurremovalfromgasolinebypervaporation:theeffectofhydrocarbonspecies[J].SepPurifTechnol,2006,51:258-264.3:PDMS/PEIFCC()43©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[15],,,./[J].,2007,27(4):87-90.[16],,,.[A].[C].2005:130-134.[17]GoeringRM,BowmanaCN,KovalCA,etal.Com2plexationstructureandtransportmechanismof1,5-hexadieneand1-hexenethroughsilverfacilitatedtrans2portmembranes[J].JMembrSci,2000,172:49-57.[18]JongokW,DongBK,YongSoo,etal.Anabinitiostudyofionicliquidsilvercomplexesascarriersinfacili2tatedolefintransportmembranes[J