Cathode catalyst for primary phosphoric acid fuel cells. Fourth quarterly report, April-June, 1980
Technical Report
·
OSTI ID:5263604
Alkylation of Vulcan XC-72 has been shown to provide the most stable bond type for linking CoTAA to the surface of the carbon; this result is based on data obtained by cyclic voltammetry, pulse voltammetry and by release of /sup 14/C from bonded CoTAA. Initial screening of dimeric CoTAA has shown it to be an active catalyst based on pulse voltammetry results. Commercially available PTFE has been shown to be stable for two months in 200/sup 0/C 85% phosphoric acid based on lack of change in surface wetting properties, IR and physical characteristics.
- Research Organization:
- Eco-Control, Inc., Cambridge, MA (USA)
- OSTI ID:
- 5263604
- Report Number(s):
- DOE/NASA/0150-80/4; NASA-CR-165135
- Country of Publication:
- United States
- Language:
- English
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Mon Dec 31 23:00:00 EST 1979
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Related Subjects
30 DIRECT ENERGY CONVERSION
300503* -- Fuel Cells-- Materials
Components
& Auxiliaries
ACID ELECTROLYTE FUEL CELLS
ALKYLATION
BONDING
CARBON
CARBON 14 COMPOUNDS
CATALYSTS
CATHODES
CHELATES
CHEMICAL REACTIONS
COBALT COMPOUNDS
COMPLEXES
DIRECT ENERGY CONVERTERS
ELECTROCATALYSTS
ELECTROCHEMICAL CELLS
ELECTRODES
ELEMENTS
FABRICATION
FLUORINATED ALIPHATIC HYDROCARBONS
FUEL CELLS
HALOGENATED ALIPHATIC HYDROCARBONS
HYDROGEN COMPOUNDS
INORGANIC ACIDS
ISOTOPE APPLICATIONS
JOINING
LABELLED COMPOUNDS
LIGANDS
NONMETALS
ORGANIC COMPOUNDS
ORGANIC FLUORINE COMPOUNDS
ORGANIC HALOGEN COMPOUNDS
ORGANIC POLYMERS
PHOSPHORIC ACID
POLYETHYLENES
POLYMERS
POLYOLEFINS
POLYTETRAFLUOROETHYLENE
STABILITY
TRACER TECHNIQUES
TRANSITION ELEMENT COMPOUNDS
VOLTAMETRY
300503* -- Fuel Cells-- Materials
Components
& Auxiliaries
ACID ELECTROLYTE FUEL CELLS
ALKYLATION
BONDING
CARBON
CARBON 14 COMPOUNDS
CATALYSTS
CATHODES
CHELATES
CHEMICAL REACTIONS
COBALT COMPOUNDS
COMPLEXES
DIRECT ENERGY CONVERTERS
ELECTROCATALYSTS
ELECTROCHEMICAL CELLS
ELECTRODES
ELEMENTS
FABRICATION
FLUORINATED ALIPHATIC HYDROCARBONS
FUEL CELLS
HALOGENATED ALIPHATIC HYDROCARBONS
HYDROGEN COMPOUNDS
INORGANIC ACIDS
ISOTOPE APPLICATIONS
JOINING
LABELLED COMPOUNDS
LIGANDS
NONMETALS
ORGANIC COMPOUNDS
ORGANIC FLUORINE COMPOUNDS
ORGANIC HALOGEN COMPOUNDS
ORGANIC POLYMERS
PHOSPHORIC ACID
POLYETHYLENES
POLYMERS
POLYOLEFINS
POLYTETRAFLUOROETHYLENE
STABILITY
TRACER TECHNIQUES
TRANSITION ELEMENT COMPOUNDS
VOLTAMETRY