Patent · US Active

Prelithiated negative electrodes including Li—Si alloy particles and methods of manufacturing the same

US11824186B2 · kind B2 · utility

0Cited by
22References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 2, 2021
Grant dateNov 21, 2023
Priority date
Expiry dateOct 9, 2041

Classification

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

Abstract

In a method of making a negative electrode for an electrochemical cell of a secondary lithium battery, a precursor mixture is prepared that includes electrochemically active Li—Si alloy particles, electrically conductive carbon particles, and an inert polymer binder dissolved in a nonpolar organic solvent.

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