包埋活性炭聚氨酯软泡去除废水中苯酚的研究

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(1982-),,:StudyonTreatmentofPhenolWastewaterbyActiveCarbonEmbeddedinPolyurethaneFlexibleFoam(150040)Pu-Ac,Pu-Ac25mg/L12h;pH67,;Pu-Ac;0.110kg/m3;Pu-AcNaOH,70%,AbstractTheadsorptionexperimentsofPu-Acadsorbentwerestudied.EquilibriumadsorptiontimeofPu-Acadsorbenton25mg/Lphenolsolutionis12h.WhenthepHvalueintherangeof6to7,thesolutionofweakacidity,theremovalrateofphenolreachesthemaximum.Relativepowderedactivatedcarbon,adsorptionremovalrateofPu-Acadsorbentonhumicacidislower.Whenthewatercontainsfine-grainedsedimentwithin0.1-10kg/m3,theadsorptiononphenolhaslittleeffect.TheadsorptionremovalrateofPu-Ac,adsorbentregeneratedbyNaOHsolution,onphenolremainesatabout70%,andPu-Accanberecycled.KeyWordsActiveCarbonEmbeddedinPolyurethaneFlexibleFoamPhenolAdsorptionRegeneration,,1,2,,3,,,,4(HA),,,,,,,,,,,,(Pu-Ac),;8336220104©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(74m);();NaOH();HA();();TDI80/20;;;;:HY-4,752,PHS-3CpH,Precisa,1.274m6%H2O25,Pu-Ac:,,24h1()2,12TDI80/20,(90s)24h,,,50mg40kg/m3(1)1Pu-Ac1.3,1000mg/L,270nm,A=0.0132C0.0022,A,C-100mL50mg50mgPu-Ac,100mL25mg/L(pH=7),pH,25mg/L+HA(pH=7)PU-AC,270nm,(270400nm),,PU-ACNaOH22.1,222,,PU,1%3%,Pu-Ac1h,,,4hPu-Ac12h,,,,93©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:Q=KFC1/n(1)Langmiur:Q=Q0KLC/(1+KLC)(2):Q;C;nKFFreundlich;KL;Q0lgC1/C,lgQ1/Q,FreundlichLangmiur,,121FreundlichLangmiurAclgQ=0.5103lgC+1.24911/Q=0.1852/C+0.0030Pu-AclgQ=0.6371lgC+0.91281/Q=0.0776/C+0.00462FreundlichLangmiurKFnR2KLQ0/mgg-1R2Ac17.751.960.93290.016333.330.9950Pu-Ac8.181.570.92640.060217.390.98962,LangmiurRFreundlich,,LangmiurPu-Acn1,2Pu-AcKF,Pu-Ac,,,2.69-11,,NaOHNaOH,,,Pu-Ac,NaOH,,NaOHNaOHPu-AcPu-Ac5%NaOH30min,pH=7,10012h,Pu-Ac7,Pu-AcNaOH,25mg/L714©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)Pu-Ac,1%3%,PU-AC25mg/L4h12hpH67,,83%(2)+HA,,Pu-Ac,0.110kg/m3(3)LangmiurPu-Ac,217.39mg/g(4)Pu-AcNaOH,,Pu-Ac70%,1.DAVIESLJ,AWKESHAH.SomeeffectsoforganicpollutiononthedistributionandseasonalincidenceofChironomidaeinrifflesintheRiverColeJ.FreshwaterBiology,1981,11(6):549-559.2.ERICSH.Pollutionpreventioninthewatershed:protectthelandtoprotecttheriverJ.ReviewofEuropeanCommunityandInternationalEnvironmentalLaw,1996,5(2):83-87.3.,,,.J.,1998,18(5):36-37.4.,.M.:,2005.1-3.5.,,.J.,2007,7(29):514-516.6.,.J.,2009,3(2):289-292.7.,,.J.,2009,35(1):67-70.8.,,,.J.,2006.29(11):17-19.9.SALVADORF,SANCHEZJIMENEZC.A.NewmethodforregenerationactivatedcarbonbythermaldesorptionwithliquidwaterundersuberitiealconditionsJ.Carbon,1996,34(4):511-516.10.NADJIBD,HACENEM,NABILM,etal.Utilizationofelectrodialysisfortheregenerationofgranularactivatedcarbonpackedinbedssaturat2edwithH2SJ.Desalination,2006,200(1-3):629-631.11.ANIOCO,PARRAJB,MENANDEZJA,etal.Microwave-assistedregenerationofactivatedcarbonsloadedwithpharmaceuticalsJ.WaterResearch,2007,41(15):3299-3306.12.,,,.J.,2007.2(22):17-20.(13)1..M.:,2003.2..M.:,2007.3.,,,.A/OJ.,2008,24(24):58-60.4.,,.-A/OJ.,2006,26(9):83-84.5.,,.+A/OJ.,2006,24(4):10-11.6.,,.A/OJ.,2006,26(1):86-87.2436220104