Patent · US Expired

Method for making a composite cathode active material/current collector product

US4539052A · kind A · utility

9Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 1984
Grant dateSep 3, 1985
Priority date
Expiry dateApr 16, 2004

Classification

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

Abstract

A composite cathode active material/current collector product useable as a component of a cathode for secondary batteries without the need for a separate current collector, which comprises a wire having a conductive interior portion of a transition metal and an exterior portion of an intercalatable layered transition metal chalcogenide, is made by a method which involves reacting a transition metal wire with a vapor of a chalcogen or a hydrogen chalcogenide.

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