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193ENVIRONMENTALClEMISTRYVol.12,No.6Novemberle31.(,,l。。。85),,.(chlp)S,.:,,,,,、、,,,。,S。:irajon,,,,.,,,,.1..,.(、)LS,I’of.2.(f):0.SMPaZh,。.3MPa,,.f(nIl,/cmZ·11)m“、(h)):。.1%,.`,6:1.R(%)“x001%(A):,。A·em)=)(cmZ)(em)(H):,,,,。H`%,-.·`“”%(:,0.lmolKCI,(E),(△)E,。:.(mV/MPa)=dEd△P(MWCO):,,90%。(0):,CD。1.,.,,,,.,,.,.,,,.。1。1aTblo1SolubilityofsolventstotheCMPS、。iN、l..,.434122.2,,,.2Table2Effeetsofsolve5onmembrareprorertes(ml/。m“·h)(%)DMPDyACDMFDMACùù11!!!18.9}3.,.,,,,、,..。Tbl3EffcCtsofadditivesonmembraneproPerti(sU。}(ml/“mZ·h)18.92}!(%、3,、400、、,400,。,。4.,4。。,,,,,,,.,.〔1,1.,,,,4008%10%.5.,,,,1,,,。.6.6:1.(---〔〔------ǎ?à)9(01080907080607050600450/---ù04230001ǎ·z。、`à16202l(%)6000(#m)1、、iF`.1Effeetsofadditiveenotent,additiveMW,membranethiekenesonmembraenPorPerties,.,,,。,,,,.,,,,,,,,,,,,10m.1.7.,。.,,,,,,.,R,f,A,3040,.42.4Table4EffeetsofevaPerationtimeonmembraneresistivity(s)·(/emZ)1}8.5,,12,,40,!!tiljù,`-ùù“21:-’2(304C(s)_-_5(60,.,,,,,.PEG400,,,,,,,.,2.2Eff〔etsofevaPerationtimeonmembraenPt0PertS,,lmeqZg。、、、{(nàq`ǎéǎ}4。_」10。;;0Làùl!?l:0Lǎ?à8070、J`lllJ,14030、。/ùà、,\\/4`)3。{ēà60。,。(meqg,1〔J。J)80」0~、。}40{3e」3020213IEC、F9.3EffectsofIEC(CI),CMPSeoneentrtiononmembraneProPerties.6,,,,,,”,J.,,。,,,.30。。Q40000,1820.6:1.4371.,,lmeq/g,.2.,60mlc/m“·h。(1〕,1989..,9():2732〔2〕,1981..,1(2):1,〔3〕,1980..,1(6):118(4〕,1991..,17(1):5962〔5〕,1,,2.pVC/pAN.,17(5):2052,,〔6〕,1990..,16(2):119121〔7〕,1988..,8(3):713〔8〕,1983..,4(2):14STUDYONTHECHARGEDUFMEMBRANE1.STUDYONCHLOROMETHYLATEDPOLYSULFONEUFMEMBRANEZha,9Baohc、9MaC,gHSih,g(ReserelleCnterforEeoEvironmentalSeieneesChioesoAeadenvofSeienees,Beijing,100085)ABSTRACTThepropertiesofmembranematerialaremainfacotrsdeterminingtheeharaetersofthemembrane.ThedifferentehargeandtheehagrelevelgreatlyaffeetehargedUFmembraneeharaeters.TheeffeCtSofCIconetntonthepropertiesofCMpSUFmeinbranewereinvestigatedinthispaper.Theeffeestofmembranemakingeonditionsonthephysieallandtheelec-trieProPertiesofthemembranewerealsoresearehed.Keyword。:ultrafiltration,membrane,ehloromethylatedpolysulfone.