荷电超滤膜的研究季铵化聚砜超滤膜的研究

213ENVIRONMENTALCM15TRyVd.12,0.6Novomber13951.(,,10008(CMPS)(QMPs).,,.:,,,.,,,,.,,,.,..1S.,,,.2.,:(f,(R),),fH,().MWCO),(e),.1.6:11.,.1.2000r11{6{}-_ƒ†„ƒ.„l50604030100.0:.80.0„/16324864.00o7060SD403020(h)n,J)”Q,Žl5!.04020.1Fig.1Effeetsofeoneentrationoftrimethylamine,quaternizedPeriodor;membraneCharaCte,,.,,,.2.,,,,,,.,.1.,,,,.,,48h.3.,,,.2.,,,,.,,..4.,,,.2,,,,.44012‹|11g100211009UR„7080604030,,,\_,ObjJ..504030605DO”00U409Iu/)q,Ž2l20040.60.8(meq/g)l92Fig.2EffeetsofCIeontent,CMPSeoneentrationonQMPSUFmembraneeharaetefs5.,,....a.c.b.3Fi.3SEMofQMPSandCMPSUFmembranewithIowCIeonte6:n.441,,3.,.,,,4.,.a.c.d.4Fi.4SEMofQMPSandCMPSUFmembtanewithhighCIeontent6.,,0O,870:{:(meq/g)5Fi.5DeffereneeoffluxofDlwaterbetweenCMPSUFmembraneandreleventQMPSUFmembranet(meq/g)6Fi.6ComParationofrejeeti5andresistaneesbetweenCMPSUFmembtaneandreleventQMPSUFmembrane442,,.:6.1,,,,5.6.2,,.,,,6.3,,,,7,,1000.-~--~65L\PS\100()01000mlZFig.7ComparatonofMWCObetweenCMFSUFmembraneandrelevantQMPSUFmembrane8Fig.8betweCnComParationofeontactg!esCMPSUFmembraneandlentQMPSUFmembrane6.,/;~~_,.8.8,,,,.,,,”””„.qU4~l.0.68{(m/g3FigComrarationofeleetriPotentialbetweenCMPSUFm,mbraneandrelevantQMPSUFmembrane,,,.6.5,.,,,.,,.9,6:n.,,,..1.,t.,.2.,,,t,,,.STUDYONTHECHARGEDUFMEMBRANE1.STUDYONQUATERNIZEDPOLYSULFONEUFMEMBRANEZh,9Baoehe,9Ha,Shj,g(ResearehCenterforE~EnvironmentalAcademyofsienees,Beijing,Seienees,Cbinese100085)Quaternizedpol3rsulfone(QMpS)UFmembranecouldbemadethroughdippingChloromethylatedvOlysulfone(CMpS)intosolution01trimethla-mine.Inthispaper,effeetsofquaternizedreaetioneonditiononthepropetiesofquaternizedpolysulfoneUFmembranewerestudThehydrophilieandeleetrieProPertiesaswellasied.themorph01ogicalsteturesofQMPSandCMPSUFmembraneswereeontrastedalso.Keywords:ultrafiltration,membrane,ehloromethylatedpolysulfone,quaternizedPolysulfone.