生物質(zhì)基炭微球的制備、表征及性能研究.pdf

1、遼寧師范大學(xué)碩士學(xué)位論文生物質(zhì)基炭微球的制備、表征及性能研究姓名：薛曲申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：化學(xué)、無機(jī)化學(xué)指導(dǎo)教師：曲江英201205生物質(zhì)基炭微球的制備及其性能的研究Preparation，characterizationandpropertiesofbiomassbasedcarbonmicrospheresAbstractBiomassiSinexpensivealternativetotraditionalfossil如els

2、usedinthepreparationofcarbonmaterialsbecauseofitsrenewable，nonpollutingandabundantThegreensynthesisofcarbonmicrospheresusingbiomassasrawmaterialhasbeenreportedInthisthesis，carbonmicrosphereswithdifferentsizeshavebeenprod

3、ucedfromsaccharideandcornstoverbycrosslinkingcarbonizationunderhydrothermalconditionsCarbon／heteropolyacidandcarbo“ironoxidecompositeshavebeenalSOfabricatedinsituwithbiomassasthecarbonsourcesT11eproductswerecharacterized

4、bySEM、R、X】mtechniquesSomeprogressesaresummarizedasfollowsCarbonmicrosphereshavebeenproducedstarchascarbonsourcesItisfoundthatunderhydrotherrnalwithglucose、sucroseandtheobtainedcarbonmicrosphereshavehi曲productionandgooddi

5、spersionwhentheconcentrationofglucosesolutionis05mol／Latl80oCfor7hUnderthesameconditions，glucose，sucroseandstarch—derivedcarbonhavebeenobtainedwiththesimilarstructuresandmorphologieswhereasdifferentsizesThecarbon／heterop

6、olyacidcompositeswerealsoproducedinsituT11eyhaveshowngoodconversionratetowardthecatalyticesterificationofaceticacidandethan01CarbonmicrospheresandtheircompositeshavebeensynthesizedusingcornstoverasthecarbonsourceFirstly，

7、cornstovercelluloseandhemicelluloseareextractedinformicacidThentheobtainedcelluloseandhemicelluloseareusedforpreparationofcarbonmi凹o(jì)spheresandcarbon／hcteropolyacidcompositesHydrothermalpreparationofFe304@Cmagneticcomposi

8、teshavebeenreportedusingglucoseandstarchascarbonsourcesandferroussaltastheironsourceintheN2atmosphereThemagneticcarbonmicrosphereswillbesatisfiedwithseparation舶mthesolutionKeyWords：CarbonMicrospheres；Biomass；Hydrothermal