磁性纳米Fe3O4及其复合粒子在废水处理中的应用郭研

201108No.08,201127JOURNALOFEDUCATIONALINSTITUTEOFJILINPROVINCEVol.27(260)TotalNo.260:2011—03—26:　(1974—),,,,,。:。:[J20091048]。磁性纳米Fe3O4及其复合粒子在废水处理中的应用郭　研1,肖尊东2(1.吉林建筑工程学院基础科学部,吉林长春130118;2.吉林省环境科学研究院,吉林长春130021):本文简要介绍了磁性纳米Fe3O4及其复合粒子制备方法,阐述了在废水处理方面的应用,表明采用磁性纳米材料治理废水效率高,易回收,应用前景非常广阔。:纳米四氧化三铁;废水处理;应用:TM227　　:A　　:1671—1580(2011)08—0151—02　　,。,、,。,。,Fe3O4、。Fe3O4,,,、,,、、、、,。、Fe3O41.Fe3O4,Fe3O4,:,,。,。:,Fe2++2Fe3++8OH-※Fe3O4+4H2O。Fe(III)Fe(II)2∶1(),pHNH4OHNaOH,,、、、Fe3O4。,Fe(III)Fe(II)。2.Fe3O4、,,,。,:(1);(2);(3)-[1]、-[2];(4),;(5)。、,,。Fe3O4,()()[3]。-。,,,;。,-Fe3O4/SiO2,:Fe3+、Fe2+、,(38℃),,50,10,(Fe3O4:TEOS)5∶1TEOS,,,90。,、、,,。151DOI:10.16083/j.cnki.1671-1580.2011.08.007Fe3O4,,。,、。、Fe3O4(),,,。1.Fe3O4[4]Fe3O4Fe2+。Fe3O4,、,。,CODCr,15%。2.Fe3O4[6]Fe3O4,,Fe3O4,、、、、。Fe3O494.8%。3.Fe3O4[5],,,,。,、,。Fe3O4,,,,,,,。[7]TiO2/SiO2/Fe3O4,,,,,。4.Fe3O4[8]2070,,,。Fe3O4,,,,。Fe3O4,,。、,Fe3O4,,,,。[][1]GuH.,ZhengR.,ZhangX.,.J.Am.Chem.Soc[J].2004,126:5664.[2]LyonJ.L.,FlemingD.A.,StoneM.B.,NanoLetters[J].2004,4(4):719.[3],,,,.(Fe3O4)[J].,2007,19(6):884-892.[4],,,.Fe3O4[J].,2007,3:52-55.[5].[J].,2007,3:44-46[6],,.[J].,2007,39(10):5-7.[7],,.TiO-2[J].,2003,17(2):96-10.[8],,.[J].,2005,37(2):4-6.ApplicationsofNanometerMagnetiteandCompositeParticlesinWastewaterDealingTechnologyGUOYan1,XIAOZundong2(1.BasicScienceDepartment,JilinArchitecturalandCivilEngineeringInstitute,ChangchunJilin130118,China)(2.JilinEnvironmentScienceAcademe,ChangchunJilin130021,China;)Abstract:TheessaywillintroducethepreparationmethodofNanometermagnetite(Fe3O4)andcompositeparticles,givinglotsoftheapplicationinwastewaterdealingtechnology.Itwillgetgoodeffectswhenusingnanometermagnetitematerial,andeasytobere-covered.Itsoutlookofapplicationisveryextensive.Keywords:NanometerMagnetite;wastewaterdealing;applications152