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1、JournalofMembraneScience505(2016)44–52ContentslistsavailableatScienceDirectJournalofMembraneSciencejournalhomepage:www.elsevier.com/locate/memsciComparisonoffacilitatedtransportbehaviorandseparationpropertiesofmembraneswithimidazolegroupsandzincionsasCO2carriersa,ba,ba,ba,ba,b
2、ShaofeiWang,YeLiu,MingweiZhang,DongdongShi,YifanLi,a,ba,ba,bca,b,nDongdongPeng,GuangweiHe,HongWu,JianfengChen,ZhongyiJiangaKeyLaboratoryforGreenChemicalTechnologyofMinistryofEducation,SchoolofChemicalEngineeringandTechnology,TianjinUniversity,Tianjin300072,ChinabCollaborativeI
3、nnovationCenterofChemicalScienceandEngineering(Tianjin),Tianjin300072,ChinacBeijingUniversityofChemicalTechnology,StateKeyLaboratoryofOrganic–InorganicComposites,Beijing100029,ChinaarticleinfoabstractArticlehistory:TwokindsofmembranesusingimidazolegroupsandZnionsrespectivelyas
4、CO2carriersaredesignedtoReceived29September2015investigatedifferentfacilitatedtransportbehaviorsandtheconcomitantseparationproperties.Poly(N-Receivedinrevisedformvinylimidazole)@CNT(PVI@CNT)andZn-poly(N-vinylimidazole)@CNT(Zn-PVI@CNT)nanoparticlesare3January2016synthesizedviap
5、recipitationpolymerizationthenincorporatedintopolyimidetopreparehybridAccepted8January2016membranes.PVI@CNTfilledmembraneshowsCO2facilitatedtransportbehavioranddistinctlyenhancedAvailableonline20January2016CO2separationpropertywithamaximumCO2permeabilityincrementof90%athumidifie
6、dstate,whichKeywords:isattributedtothenucleophilicadditionreactionbetweenimidazolegroupandCO2.Zn-PVI@CNTfilledCO2facilitatedtransportmembraneshowsCO2facilitatedtransportbehavioranddistinctlyenhancedCO2separationpropertyHybridmembranewithamaximumCO2permeabilityincrementof93%atdr
7、ystate,whichisattributedtotheπcom-NucleophilicadditionπplexationreactionbetweenZnionandCO2.ThedifferentfacilitatedtransportbehaviorsofthesetwoComplexationmembranesarefurtheranalyzedfortherationaldesignandintensifiedseparationpropertiesofmem-Waterbranematerials.&2016ElsevierB.V.
8、Allrightsreserved.1.Introductionmolecules[7–9].Torationallyut