Electrolytic solution for aluminum electrolytic capacitor, and aluminum electrolytic capacitor using same
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United States of America Patent
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Jun 27, 2017
Grant Date -
Feb 26, 2015
app pub date -
Apr 17, 2013
filing date -
Apr 26, 2012
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Abstract
In order to render an electrolytic solution not leak from a sealed part even at a higher temperature of the environment or in a high-humidity condition to enhance the reliability of an electrolytic capacitor, an electrolytic solution for an aluminum electrolytic capacitor is described. The electrolytic solution includes an aprotic solvent (A), an electrolyte (D) containing a salt composed of a cation (B) represented by formula (1) and an anion (C), and a compound (E) represented by formula (2) and having a content of 0.01 to 3 wt % relative to the total weight of (A) and (D):
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