Patent · US Active

Lithium secondary battery including a negative electrode which is a sintered layer of silicon particles and/or silicon alloy particles and a nonaqueous electrolyte containing carbon dioxide dissolved therein and method for producing same

US8211569B2 · kind B2 · utility

0Cited by
3References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 2004
Grant dateJul 3, 2012
Priority date
Expiry dateNov 19, 2027

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49108
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A rechargeable lithium battery including a negative electrode made by sintering, on a surface of a conductive metal foil as a current collector, a layer of a mixture of active material particles containing silicon and/or a silicon alloy and a binder, a positive electrode and a nonaqueous electrolyte, characterized in that the nonaqueous electrolyte contains carbon dioxide dissolved therein.

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