Electrochemical energy storage devices comprising electricaly conductive polymer and their uses
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United States of America Patent
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Feb 8, 1994
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N/A
app pub date -
Jul 10, 1992
filing date -
Aug 14, 1989
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Expired
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Abstract
The invention relates to electrochemical energy storage devices containing a composition comprising an electrically conductive polymer based on polypyrrole, substituted or otherwise, and ionic groups which comprise an R-sulphate or R-sulphonate group, R denoting an alkyl or aryl radical. The invention also relates to the use of these devices as a supercapacitor or as a rechargeable generator.
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