Patent · US Active

Electrode active material of lithium ion battery and method for making the same

US9240589B2 · kind B2 · utility

2Cited by
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18Claims
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Key dates

Filing dateNov 4, 2013
Grant dateJan 19, 2016
Priority date
Expiry dateJul 10, 2034

Classification

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

Abstract

A method for making an electrode active material of a lithium ion battery is provided. A sulfur grafted poly(pyridinopyridine) is synthesized. The sulfur grafted poly(pyridinopyridine) includes a poly(pyridinopyridine) matrix and a plurality of poly-sulfur groups dispersed in the poly(pyridinopyridine) matrix. The electrically conductive polymer is coated on a surface of the sulfur grafted poly(pyridinopyridine). An electrode active material of a lithium ion battery is also provided.

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