Manganese oxide as a promoter for C/sub 2/-C/sub 4/ olefin production in the hydrogenation of carbon dioxide
Conference
·
· Am. Chem. Soc., Div. Pet. Chem., Prepr.; (United States)
OSTI ID:5596251
A number of active research and development programs have been initiated to explore the potential of CO hydrogenation process as a source of low molecular weight (C/sub 2/-C/sub 4/) olefins. Metal catalysts such as Co-Mn, Ni-zeolite, Rd and Mo have been evaluated for low molecular weight olefin selectivity. The coprecipitated Fe-Mn system (Mn/Fe=9/1) was reported to be highly olefin selective. Recently, many investigators reported supporting evidence for the promotional effect of Mn for precipitated Fe catalysts. In this study, Raney Fe promoted with Mn has been evaluated for C/sub 2/-C/sub 4/ olefin selectivity in the hydrogenation of CO relative to coprecipitated Fe-Mn catalysts. Catalyst characterization, including BET surface area, X-ray diffraction, selective chemisorption and ESCA, has been carried to provide insight into the role of manganese in both the Coprecipitated and Raney catalyst systems.
- Research Organization:
- Dept. of Fuels Engineering, Univ. of Utah, Salt Lake City, UT
- OSTI ID:
- 5596251
- Report Number(s):
- CONF-860425-
- Conference Information:
- Journal Name: Am. Chem. Soc., Div. Pet. Chem., Prepr.; (United States) Journal Volume: 31:1
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
090121* -- Hydrocarbon Fuels-- Chemical Synthesis-- (1976-1989)
10 SYNTHETIC FUELS
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201 -- Chemical & Physicochemical Properties
ALKALI METALS
ALKENES
CARBON COMPOUNDS
CARBON DIOXIDE
CARBON MONOXIDE
CARBON OXIDES
CATALYSIS
CATALYSTS
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL PREPARATION
CHEMICAL REACTION YIELD
CHEMICAL REACTIONS
CHEMISORPTION
COBALT
COHERENT SCATTERING
COPRECIPITATION
DIFFRACTION
ELEMENTS
FISCHER-TROPSCH SYNTHESIS
HYDROCARBONS
HYDROGENATION
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
IRON
MANGANESE
MANGANESE COMPOUNDS
MANGANESE OXIDES
MATERIALS
METALS
MINERALS
MOLYBDENUM
NICKEL
ORGANIC COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
POTASSIUM
PRECIPITATION
SCATTERING
SEPARATION PROCESSES
SORPTION
SURFACE AREA
SURFACE PROPERTIES
SYNTHESIS
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS
X-RAY DIFFRACTION
YIELDS
ZEOLITES
10 SYNTHETIC FUELS
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201 -- Chemical & Physicochemical Properties
ALKALI METALS
ALKENES
CARBON COMPOUNDS
CARBON DIOXIDE
CARBON MONOXIDE
CARBON OXIDES
CATALYSIS
CATALYSTS
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL PREPARATION
CHEMICAL REACTION YIELD
CHEMICAL REACTIONS
CHEMISORPTION
COBALT
COHERENT SCATTERING
COPRECIPITATION
DIFFRACTION
ELEMENTS
FISCHER-TROPSCH SYNTHESIS
HYDROCARBONS
HYDROGENATION
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
IRON
MANGANESE
MANGANESE COMPOUNDS
MANGANESE OXIDES
MATERIALS
METALS
MINERALS
MOLYBDENUM
NICKEL
ORGANIC COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
POTASSIUM
PRECIPITATION
SCATTERING
SEPARATION PROCESSES
SORPTION
SURFACE AREA
SURFACE PROPERTIES
SYNTHESIS
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS
X-RAY DIFFRACTION
YIELDS
ZEOLITES