METHOD OF EVALUATING ELECTRODE FOR ELECTRIC DOUBLE LAYER CAPACITOR

PROBLEM TO BE SOLVED: To provide a method of precisely and easily evaluating a hole between electrode material particles which contributes to ion conductivity of an electrode in a short period of time. SOLUTION: After a polarizing electrode obtained by coating a current collector and a flexible film...

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Bibliographische Detailangaben
Hauptverfasser: TSUJI KURAYUKI, NAKABO TOSHIHIRO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a method of precisely and easily evaluating a hole between electrode material particles which contributes to ion conductivity of an electrode in a short period of time. SOLUTION: After a polarizing electrode obtained by coating a current collector and a flexible film with a dispersion composed of an active substance, a conductive filler and a polymetric binder and drying them is peeled from the current collector and flexible film, pores in the polarizing electrode are quantitatively determined by a degree of air permeation resistance which can be measured by a Gurley tester. COPYRIGHT: (C)2010,JPO&INPIT