Patent · US Expired

Positive electrode active material for lithium battery

US5738957A · kind A · utility

56Cited by
0References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 19, 1996
Grant dateApr 14, 1998
Priority date
Expiry dateApr 19, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A positive electrode active material for lithium battery which is represented by general formula Li.sub.x Mn.sub.2-y M.sub.y O.sub.4 (M: a 2-valency metal, 0.45.ltoreq.y.ltoreq.0.60, 1.ltoreq.x.ltoreq.2.1) having cubic spinel structure of lattice constant within 8.190 angstroms.

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