Patent · US Active

Positive electrode for secondary battery, manufacturing method thereof, and lithium secondary battery including same

US10693182B2 · kind B2 · utility

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19Claims
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Assignee

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Key dates

Filing dateNov 22, 2017
Grant dateJun 23, 2020
Priority date
Expiry dateNov 22, 2037

Classification

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

Abstract

Provided is a method for manufacturing a positive electrode for a secondary battery, the method including applying a first positive electrode slurry including a first positive electrode active material on a positive electrode current collector, forming a first positive electrode mixture layer by primarily rolling the current collector applied with the first positive electrode slurry, applying a second positive electrode slurry including a second positive electrode active material on the above-formed first positive electrode mixture layer, and forming a second positive electrode mixture layer on which the first positive electrode mixture layer is laminated by secondarily rolling the first positive electrode mixture layer applied with the second positive electrode slurry.

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