Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
February 25, 2020
Patent Application Number
15367134
Date Filed
December 1, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A positive electrode active material for a nonaqueous electrolyte secondary battery is used for a nonaqueous electrolyte secondary battery. The positive electrode active material includes a composite oxide containing at least lithium, nickel, and manganese and contains aggregated particles of primary particles having an average particle diameter of 1.0 μm or more. The primary particles have a layered crystal structure and a spinel crystal structure.
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