Electrocatalyst powders, methods for producing powders and devices fabricated from same
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United States of America Patent
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Dec 9, 2003
Grant Date -
N/A
app pub date -
Mar 22, 2000
filing date -
Feb 24, 1997
priority date (Note) -
Expired
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Abstract
Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The method includes forming the particles from an aerosol of precursors by heating the aerosol to a relatively low temperature, such as not greater than about 400.degree. C.
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