Lithium ion battery separators and electrodes

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United States of America Patent

PATENT NO 9865854
SERIAL NO

14492340

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Abstract

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A lithium ion battery separator includes a porous film of a polymeric chelating agent. The polymeric chelating agent includes a poly(undecylenyl-macrocycle), where the macrocycle is a chelating agent. A positive electrode includes a structure and a coating formed on a surface of the structure. The structure includes a lithium transition metal based active material, a binder, and a conductive carbon; and the coating includes a poly(undecylenyl-macrocycle), where the macrocycle is a chelating agent. The separator and/or positive electrode are suitable for use in a lithium ion battery.

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Patent Owner(s)

Patent OwnerAddress
GM GLOBAL TECHNOLOGY OPERATIONS LLCP O BOX 300 M/C 482-C24-A65 DETROIT MI 48265-3000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fuller, Timothy J Pittsford, US 249 2875
Halalay, Ion C Grosse Pointe Park, US 62 844
Mitchell, James Bloomfield, US 128 3522
Zou, Lijun Rochester, US 41 188

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  • 4 Citation Count
  • H01M Class
  • 31.62 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges8301649116263101 - 1011 - 2021 - 3031 - 4041 - 500100200300400500600700800900100011001200130014001500160017001800

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