Patent · US Expired

Positive electrode for lithium-sulfur battery and lithium-sulfur battery and article of manufacture including same

US7303837B2 · kind B2 · utility

3Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 2003
Grant dateDec 4, 2007
Priority date
Expiry dateSep 19, 2023

Classification

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

Abstract

A positive electrode for a lithium-sulfur battery and a lithium-sulfur battery including the same have a positive electrode that includes a positive active material, a conductor, an organic binder, and an additive. The positive active material includes at least one selected from elemental sulfur, a sulfur-based compound, or a mixture thereof. The additive includes a polymer having at least one amino nitrogen group in main chains or side chains.

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