Patent · US Expired

Lithium battery operating at very low temperature

US7722985B2 · kind B2 · utility

3Cited by
1References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 2, 2005
Grant dateMay 25, 2010
Priority date
Expiry dateMar 29, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A subject of the invention is a mixture of solvents for the electrolyte of a lithium battery, which mixture of solvents comprises with respect to the volume of said mixture, The invention is also aimed at a lithium battery comprising a liquid electrolyte having this composition. The battery according to the invention is able to operate at temperatures which can range up to approximately −60° C.A subject of the invention is also the use of a battery according to the invention at temperatures which can range up to −60° C.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.