Patent · US Active

All-solid secondary battery and method for preparing all-solid secondary battery

US11450881B2 · kind B2 · utility

0Cited by
3References
17Claims
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Key dates

Filing dateSep 11, 2019
Grant dateSep 20, 2022
Priority date
Expiry dateFeb 28, 2040

Classification

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

Abstract

An all-solid secondary battery including: an anode layer including a first anode active material layer; a cathode layer including a cathode active material layer; a solid electrolyte layer between the anode layer and the cathode layer; and an anode current collector on the anode layer and opposite the solid electrolyte layer, wherein a maximum roughness depth Rmax of a surface of the first anode active material layer is about 3.5 micrometers or less.

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