天然硅酸盐纳米管复合催化剂的制备与其热催化性能-研究

《天然硅酸盐纳米管复合催化剂的制备与其热催化性能-研究》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、郑州大学硕士学位论文ABSTRACTNanomaterialswiththedistinct.ProPertyhavebeenaPPliedgraduallyindiversedomain.WhilethesynthesizednanomaterialshavesomedefeetssuehaslowoutPut，higheost.Whatmore，thesematerialsPollutetheenvironmentseverely.Allthedefectsrestrietthedevelo

2、PmentandaPPlieationofsynthesizednanomaterials.ThenaturalnanometermineraleanbecomerarenanomaterialswithexeellentnaturesafterbeendealedwithProPeriy.Thenaturalnanometermineral15suPeriortothesynthesizednanomaterialsinoutPutandcost.InthisPaPer，thenatUrals

3、ilieatenanometermineral(HN劝wasselectedandeharaeterizedbymeansofScanningelectronmicroseoPe(SEM)，TransmissionelectronmicroscoPe(TEM)，EnergydisPersivesPeetroscoPy(EDS)，X一raydi价action(XRD)，InftaredSPectroseoPy(IR)，Brunauer-Emmer-Teller(BET)，DifferentialS

4、canningCalorimetry(DSC)andThermogravimetrie(TG).ItwasalsostudiedascatalysissuPPortsandusedto，analysisPreParecomP0undeatalyst.MicrostructureofHNTsuchascrystallograPhiestructure，grainsize，Particlemorphology，elementanalysisandthermalstabilizationwerecha

5、racterized.TheresultsindicatedthatHNTwashighqualitymineral.IthadashorteylindriealshaPeandatubularmorphology，highsPecifiesurfacearea，aswellasstrengthandexcellentthermalstability，whichmakesitusedascatalysissuPPorts.AceordingtotheresultsofDSC，wegottheea

6、talytiecharacteristicofHNTPowderonthehightemPeraturedecomPositionofammoniumPerehlorate(AP).ItcouldmakethetemPeratureofhightemPeratureexothermiePeakofApdeerease48oC.HNTINio，HNT/Mn02andHNT/ZnocomPositeParticleswerePreParedbythemethodsoffastPreciPitatio

7、n，redoxandstatieadsorptionresPeetively.ThecomPositePartielesobtainedhadbeencharacterizedbyXRD，TEMandHighResolutionTransmissionElectronMicroscoPe(HRTEM).Theresultsshowedthatthenano-P叭icleswerecoateduniformlyonthesuri妞ceofHNT.TOanalyzethecatalytieeffee

8、tofthecomPositeParticlesonthethermaldecomPositionofAP，thecomParisonsamPle大郑州大学硕士学位论文bysimPlymixingmetalormetaloxidePartielesandHNTwithAPresPeetively，hadbeenPrePared.DSCwereusedtoeharacterizetheireatalytiePerformanee.ResultsindicatedthattheeomPositePa