負(fù)載型催化劑上α-呋喃甲酸加氫反應(yīng)研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文負(fù)載型催化劑上α呋喃甲酸加氫反應(yīng)研究姓名：敖志勇申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：有機(jī)化學(xué)指導(dǎo)教師：姜文鳳丁云杰20050618負(fù)載型催化荊上m呋喃甲酸加氫反應(yīng)研究StudyonHydrogenationofczFuroicAcidoverSupportedCatalystsAbstractInthisdissertation，hydrogenationofafuroieacidoversupportedcatalysts

2、wasinvestigatedinfixedbedmicro—reactorItwasfoundthatpallidiumcanbeusedasthecatalystforhydrogenationofa—furoicacidInfluencefaetors，suchasnoblemetal，supportkind，nonnoblemetalauxiliaryandPdloadingtothecatalyticperformanceof

3、hydrogenationwerestudiedTheresultsshowedRh／A1203andPd／A1203catalystshaveoptimalpropertiesandPd／A1203isbetterthanRh／A1203foritslowpriceRoastedthealuminainhightemperaturecarlbeusedascarrierforthebetterperformencethanthatof

4、activecarbonandsilicabel7auseofthelittleborediameterandhugesurfaceareaPallidiumCallbeabsorbedbyaluminastrongly日1e9787％conversionratioofforoicacidand100％selectivityratiooftetrohydrofuroieacidwereobtainedOnthecatalystoflwt

5、％Pd／A1203underthereactionconditions：T=120℃，P=10MPa，Liquidfeedrate=5m1／h，HJfuroicacid=50(mol／m01)AddingFe、CoandNicanimprovetheactivityoflowPdloadingcatalystobviouslyAconversionoffuroicacid9735％andselectivitytotetrohydrofu

6、roicacid9714％wereobtainedonthecatalystof02wt％Pd3wt％Fe／A1203atreactionconditiom：T=140℃，P=20MPa，Liquidfeedrate=5ml／h，H2／furoicacid=50(mol／m01)The9682％conversionandselectivitytote自rohydrofuroicacid100％Wereobtainedonthecatal

7、ystofO5wt％Pd05wt％Ni／A1203atreactionconditions：T=200℃，P=25MpaHdfuroicacid=50，Liquidfeedmte=8ml／hwhenwaterisused[ISasolventnleperformanceofthecatalystissteady。neH2TPRandH2TPDshowthatNicallrestraintheabsorptionofH2andenhanc

8、etheabsorptionofa—furoicacidNiimprovetheperformanceofthecatalystInthisthesisanewtechnologicalprop=esshasbeendevelopedwhichcarlbeopemtedcontinuouslyItsreactionconditionsmoderate，andtheconversion、selectivityandstabilityale