Electrochemical device

Details Electrochemical device Electrochemical device

2006-03-28

2009-02-17

Thomas, Eric (Department: 2831)

Electricity: electrical systems and devices

Electrolytic systems or devices

Liquid electrolytic capacitor

C361S502000, C361S503000

Reexamination Certificate

active

07492573

ABSTRACT:
In an electrochemical device comprising a multilayer body having a separator and a pair of electrodes disposed so as to hold the separator therebetween, and an electrolyte infiltrated in the multilayer body; the electrodes contain an active material particle; the separator is made of a nonwoven fabric having an average fiber diameter Df of 0.1 to 1.0 μm; T≧5 μm and T/Df≧20, where T is the thickness of the separator; and Dp<T, where Dp is the average particle size of the active material particle.

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