Patent · US Expired

Negative electrode for lithium sulfur battery, method of preparing same and lithium sulfur battery comprising same

US7303839B2 · kind B2 · utility

2Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 17, 2003
Grant dateDec 4, 2007
Priority date
Expiry dateMay 16, 2025

Classification

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

Abstract

Disclosed is a negative electrode for a lithium sulfur battery. The negative electrode includes a lithium metal, a pre-treatment layer, and a protection layer for the lithium metal. The pre-treatment layer has a thickness of 50 to 5000 Å and includes a lithium ion conductive material with an ionic conductivity of at least 1×10−10 S/cm.

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