ORGANIC ELECTROLYTIC SOLUTION FOR ELECTRIC DOUBLE LAYER CAPACITOR, AND ELECTRIC DOUBLE LAYER CAPACITOR

摘要

PROBLEM TO BE SOLVED: To further improve characteristics including a durability and an energy density by reducing an expansion coefficient of an electric double layer capacitor and an internal resistance thereof. SOLUTION: An organic electrolytic solution for an electric double layer capacitor containing piperidine-1-supiro-1'-pyrrolidinium salt as a solvent expressed by formula. In formula, X-denotes a paired anion. COPYRIGHT: (C)2006,JPO&NCIPI