Patent · US Active

Negative active material, and negative electrode and lithium battery each including the negative active material

US9105922B2 · kind B2 · utility

0Cited by
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18Claims
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Assignee

Inventors

Key dates

Filing dateDec 19, 2013
Grant dateAug 11, 2015
Priority date
Expiry dateDec 19, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/948
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A negative active material and a lithium battery are provided. The negative active material includes a composite core, and a coating layer formed on at least part of the composite core. The composite core includes a carbonaceous base and a metal/metalloid nanostructure disposed on the carbonaceous base. The coating layer includes a metal oxide coating layer and an amorphous carbonaceous coating layer.

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