Patent · US Active

Cathode active material and the secondary battery comprising the same

US9325000B2 · kind B2 · utility

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15Claims
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Assignee

Inventors

Key dates

Filing dateApr 18, 2013
Grant dateApr 26, 2016
Priority date
Expiry dateApr 18, 2033

Classification

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

Abstract

Disclosed is a cathode active material comprising a lithium nickel manganese composite oxide with a spinel structure represented by the following Formula 1, wherein the cathode active material is surface-coated with a silane compound and a silicon content of the silane compound is 0.01 to 5% by weight, based on the total amount of the cathode active material:LixMyMn2−yO4−zAz  (1) Disclosed is also a secondary battery comprising the same.

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