Patent · US Expired

Electrode for use in lithium battery and rechargeable lithium battery

US7195842B1 · kind B1 · utility

67Cited by
11References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 2000
Grant dateMar 27, 2007
Priority date
Expiry dateDec 19, 2020

Classification

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

Abstract

In an electrode for a lithium battery having a lithium storing and releasing active thin film provided on a current collector, such as a microcrystalline or amorphous silicon thin film, the electrode is characterized in that the thin film is divided into columns by gaps formed therein in a manner to extend in its thickness direction and that the columnar portions are at their bottoms adhered to the current collector.

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