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204Vol120No14JOURNALOFSANMINGCOLLEGE200312Dec12003:2003210220:(1955-),,,,,(,365004):,,,,TEMZnO,,,:;;:O61116-33:A:1671-1343(2003)04-0082-04,,,,,[1]:,[2-8],,,11.1TEMJEOLJEM100CXMYBJB-90D()1.21.2.1NH3H2ONaOH,Zn2+OH-Zn(OH)2ZnO:28Zn2++2OH-36hZn(OH)2Zn(OH)2600.C3hZnO+H2O,,,,1.2.2Zn(NO3)2NaOH,,,,,1.2.3,,,,,,,,,,:CO(NH2)2+3H2OCO2+2NH3H2OZn2++2NH3H2OZn(OH)2+2NH4+Zn(OH)2600.C3hZnO+H2O1.31.3.1ZnO1mol/LZn(NO3)250mL250mL,50mL2mol/LNaOH36hZn(OH)2,,80.4hZn(OH)2,600.C3h1.3.2ZnO2:1NaOHZn(NO3)26H2O,30minZn(OH)2,,80.C4hZn(OH)2,600.C3h1.3.3ZnOCO(NH2)2:Zn(NO3)2=3:12:1,,,1006h,80.C4hZn(OH)2,600.C3h1.3.4ZnOEDTA[9];,JEM-100CX38212.11ZnO,92%,,TEM11,,,100nm,1mZnO/g3174933173453181754105/%9215892121931022.2,NaOHZn(NO3)26H2O2:1222mZnO/g3123713137653139714105/%7919383137831882NaOHZn(NO3)26H2O2:1ZnO83%,,,TEM22:,,,80nm2.3ZnO333n(CO(NH2)2):n(Zn(NO3)2)mZnO()/gmZnO()/g/%2:181161298781153:18117180529613623483n(CO(NH2)2):n(Zn(NO3)2)=3:1ZnOn(CO(NH2)2):n(Zn(NO3)2)=2:1,96%[Zn2+],,pH,Zn(OH)2,,,TEM31050nm3(1),EDTA,,95%,TEM100nm(2),ZnO40100nm,(3),,,2080nm,,,(4)1050nm123,,,96%,,,:[1],.[M].:,1994.[2],,.[J].,1997,25(8):11-15.[3],,,.[J].,1995,23(11):13-15.[4],,,.[J].,1997,17(9):33-35.[5],,,.[J].,2001,31(3):232-234.[6],,,.[J].,1998,13(1):27-32.[7],,.[J].,2001,16(4):620-624.[8],.[J].,2000,41(6):293-294.[9],,.[M].:,1985.[:]TheComparisonofThreeKindsofPreparationMethodsofNano2zincOxideZHANGQi2wei,ZHONGJian2sheng,LIAOXue2hua(DepartmentofChemistryandBiologyEngineering,SangmingCollege,Sangming365004,China)Abstract:TakingZn(NO3)2,NaOHandCO(NH2)2asmaterial,threekindsofpreparationmethodswerepre2sentedtoproducenano-zincoxidewithsolid2phasesynthesization,liquid2phasesynthesizationandequabledeposi2tion.Theproductionrateandparticalfabricofthreekindsofpreparationproductswerecompared,andtheproductconfigurationwasobservedwithTEM.Theresultsshowedthatthepreparationmethodspresentedinthispapercanproducenano2ZnOproductandthattheproductparticaldiameterisminimumandtheparticaldepositionismoste2qualityandthereunitablephenomenonisleastwithequabledepositionmethod.Keywords:preparation;methodscomparison58