Patent · US Active

Protected anode active material particles for rechargeable lithium batteries

US11984580B2 · kind B2 · utility

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17Claims
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Assignee

Inventors

Key dates

Filing dateMay 6, 2019
Grant dateMay 14, 2024
Priority date
Expiry dateMay 14, 2042

Classification

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

Abstract

Provided is an anode particulate for a lithium battery, the particulate comprising a polymer foam material having pores and a single or a plurality of primary particles of an anode active material embedded in or in contact with said polymer foam material, wherein said primary particles of anode active material have a total solid volume Va, and said pores have a total pore volume Vp, and the volume ratio Vp/Va is from 0.1/1.0 to 10/1.

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