Patent · US Expired

All solid state battery with coated substrate

US7083877B2 · kind B2 · utility

10Cited by
6References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 11, 2003
Grant dateAug 1, 2006
Priority date
Expiry dateMay 11, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An all solid state battery comprising: (a) a positive electrode current collector layer, (b) a positive electrode active material layer carried on the positive electrode current collector layer, (c) a negative electrode current collector layer, (d) a negative electrode active material layer carried on the negative electrode current collector layer, (e) a solid electrolyte layer interposed between the positive and negative electrode active material layers, and (f) a substrate carrying either of the positive and negative electrode current collector layers, the substrate comprising a metal sheet and a coating layer covering the surface of the metal sheet, the coating layer comprising at least one metal nitride layer.

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