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PRODUCTION OF LIGHTOLEFINS FROM CO_2 HYDROGENATION OVER Fe/SILICALITE-2 CATALYST Ⅱ. PROMOTION EFFECT OF MnO PROMOTER
引用本文:XU Long-Ya, WANG Qing-Xia, LIANG Dong-Bai, LIN Li-Wu(Oalian Institute of Chemical Physics. The Chipese Academy of SciencesDalian,Liaoning 116023)CUI Wei, XU Yi-De(State Key Laboratory of Catalysis Dalian Institute of Chemical Physics,The Chinese Academy. PRODUCTION OF LIGHTOLEFINS FROM CO_2 HYDROGENATION OVER Fe/SILICALITE-2 CATALYST Ⅱ. PROMOTION EFFECT OF MnO PROMOTER[J]. 天然气化学杂志, 1997, 6(1): 21-29
作者姓名:XU Long-Ya   WANG Qing-Xia   LIANG Dong-Bai   LIN Li-Wu(Oalian Institute of Chemical Physics. The Chipese Academy of SciencesDalian  Liaoning 116023)CUI Wei   XU Yi-De(State Key Laboratory of Catalysis Dalian Institute of Chemical Physics  The Chinese Academy
作者单位:XU Long-Ya; WANG Qing-Xia; LIANG Dong-Bai; LIN Li-Wu(Oalian Institute of Chemical Physics. The Chipese Academy of SciencesDalian,Liaoning 116023
摘    要:IntroductionItilasbeenshot'-nthattileadditionofMnOpromotertoFocatal}stcanresultinaremarkableimprovementinthesclectivit}'to11ghtalkenesforCOh}!drogenationll'l.Ho-c'cvcr.thecadetofMnOonCH4formationandCOconversionisvery'ambigUouslltolMoreover.MnOpromotergrca…


PRODUCTION OF LIGHTOLEFINS FROM CO_2 HYDROGENATION OVER Fe/SILICALITE-2 CATALYST. II. PROMOTION EFFECT OF MnO PROMOTER
XU Long-Ya, WANG Qing-Xia, LIANG Dong-Bai, LIN Li-Wu. PRODUCTION OF LIGHTOLEFINS FROM CO_2 HYDROGENATION OVER Fe/SILICALITE-2 CATALYST. II. PROMOTION EFFECT OF MnO PROMOTER[J]. Journal of Natural Gas Chemistry, 1997, 6(1): 21-29
Authors:XU Long-Ya   WANG Qing-Xia   LIANG Dong-Bai   LIN Li-Wu
Affiliation:Dalian Institute of Chemical Physics
Abstract:MnO is a desirable Promoter to Fe/Silicalite-2 catalyst for the production of light olefins from CO2 hydrogenation. With addition of MnOpromoter to Fe/Si-2 catalyst, the selectivity to lighy olefins, eslpecially theolefin/paraffin ratio. inereased obvionsly. while the yield of CH4 as well asCO formed from CO2 hydrogenation was hardly affected by MnO additionThe conversion of CO2 was insensitive to the addition of MnO promoter Ithas been exhibited that the CO adsorption ability and capacity inereasedwith MnO introduction which was favorable for the first formation of C2H4and C3H6 during Co2/CO hydrogenation and for the inerement of olefinselectivity by means of CO2-TPD CO2/H2-TPSR and CO/H2-TPSR as wellas CO2/H2 pulse reaction characterizations.
Keywords:Fe-MnO catalyst. silicalite-2   light alkenes. carbon dioxide   MnO
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