Patent · US Active

Silicon sealing for high performance battery anode materials

US11081688B2 · kind B2 · utility

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19Claims
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Assignee

Inventors

Key dates

Filing dateMar 18, 2019
Grant dateAug 3, 2021
Priority date
Expiry dateApr 18, 2039

Classification

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

Abstract

A battery electrode is provided that includes a porous silicon microstructure precursor, a silicon shell coating deposited on the silicon microstructure precursor, and a graphene coating deposited on the silicon shell coating, where the graphene coating encapsulates the silicon shell coating forming a graphene-encapsulated silicon-shell-protected porous silicon microstructure precursor battery electrode.

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