树脂富集钼精矿焙烧烟尘浸出液中铼的研究

374200512()J.Xi’anUniv.ofArch.&Tech.(NaturalScienceEdition)Vol.37No.4================================================================Dec.2005,,(,710055):201×7.,,..,,201×7,pH=9.0,,92mg/g.:;;;:TF804.3:A:1006-7930(2005)04-0584-03*StudyonthesorptionofrheniumfromtheleachingsolutionofthefumeofcalcinatingmolybdeniteconcentratedorebyanionexchangeresinMAHong-zhou,WANGYao-ning,LanXin-zhe(SchoolofMetall.Eng.,Xi'anUniv.ofArch.&Tech.,Xi'an710055,China)Abstract:Techniquesareappliedforthesorptionofrheniumfromtheleachingsolutionofthefumeofcalcinatingmolybdeniteconcentrateby201×7strongbaseanionexchangeresin.Byanalyzingthemainionfromtheleachingsolution,thepre-disposeprocessandanionexchangesoptionfortheleachingsolutionisapplied.Theinfluencingfactorsonthesorptionwereinvestigated,withmediumpH,sorptiontimeandtemperature,saturationadsorptionforrheniumetc.TheresultsshowthatthebesteffectforadsorptioninleachingsolutionispH=9.0,normaltemperature.TheleachingsolutionshouldbeoxidizedbyH2O2afteradjustingthemediumpH=9.0atatemperatureof50℃.Thesaturationadsorptionforrheniumis92mg/gonthe201×7anionexchangeresin.Keywords:rhenium;resin;anionexchange;fume,,.、[1].,,,,,.11.1:①:,,*:2004-11-01:(1973-),,,,,.biaoshu.com13022067895biaoshu.com50biaoshu.com02031334179QQ:279674008wz.biaoshu.comjob.biaoshu.com.:60℃,=4,2.5h.②:*50℃,pH=9.0,,.1pHFig.1EffectofpHonadsorptionforrhenium1.2,[4]201×7,[2,3].22.1pHpH(、、),.,1/500,,pH,pH2h,,184.2mg·L-1.1.,pH=8.0～10.0,pHpH=9.0.2.2pH,pH=8.0～10.0,,pH=9.0.,500(pH=9.0),2h,,,,,.1.1201×7Table1Resultof201×7saturationadsorptionforrhenium12345/mg·L-190107.5127.5143.8148.3(:148.3mg·L-1),5,,,.,pH=9.059mg/mL,92mg/g.2.3/(V/V)=1/200,2h,pH=9.0,20℃70℃,.164mg·L-1.2.2,,,,,,70℃,,,,.,,.2.4,5854:biaoshu.com13022067895biaoshu.com50biaoshu.com02031334179QQ:279674008wz.biaoshu.comjob.biaoshu.com.,,.2Fig.1Effectoftemperatureontheadsorptionofrhenium3Fig.1Infuluenceofontheadsorptionofrhenium4L,30ml.,pH=9.0.,,3.:2h,,,,,,,,ReO4-;20mg·L-1,,,.30ml,2h,2.2Table2ResultofmultileveladsorptionofrheniumRe/mg·L-1Mo/mg·L-114.2515.385.615.13,5.6mg·L-1,,,,,,ReO4-.,201×7.31)201×7;2)pH=9.0,,92mg/g.:[1].[J].,1998,22(4):56-57.[2].[M].:,1984.[3],.[M].:,1990.[4]StreatM,Naden.DIonExchangeandSorptionProcessesinHydrometallurgy[J].Hydrometallurgy,1987,21(4):251-254.()685()37biaoshu.com13022067895biaoshu.com50biaoshu.com02031334179QQ:279674008wz.biaoshu.comjob.biaoshu.com