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Title: Ultracapacitor electroyte

Patent ·
OSTI ID:873829

The invention relates to an ultracapacitor and to a method of making an ultracapacitor. The ultracapacitor of the invention includes two solid, nonporous current collectors, two porous electrodes separating the collectors, a porous separator between the electrodes and an electrolyte occupying the pores in the electrodes and separator. The electrolyte includes a cyclic carbonate solvent, a cyclic ester solvent and an electrolyte salt. The invention also relates to a stack of ultracapacitor cells.

Research Organization:
National Renewable Energy Laboratory (NREL), Golden, CO (United States)
DOE Contract Number:
AC36-83CH10093
Assignee:
General Electric Company (Schenectady, NY)
Patent Number(s):
US 6256190
Application Number:
09/162,527
OSTI ID:
873829
Country of Publication:
United States
Language:
English

References (1)