Cathode coating for a wet electrolytic capacitor
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United States of America Patent
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Jun 30, 2009
Grant Date -
Sep 25, 2008
app pub date -
Mar 20, 2007
filing date -
Mar 20, 2007
priority date (Note) -
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Abstract
A wet electrolytic capacitor that comprises an anode, cathode, and working electrolyte is provided. The cathode contains a coating disposed over a surface of a current collector, wherein the coating comprises a plurality of electrochemically-active particles and a binder. The binder is formed from an amorphous polymer having a glass transition temperature of about 100° C. or more.
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