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Li-air batteries having ether-based electrolytes

United States Patent

March 3, 2015
View the Complete Patent at the US Patent & Trademark Office
A lithium-air battery includes a cathode including a porous active carbon material, a separator, an anode including lithium, and an electrolyte including a lithium salt and polyalkylene glycol ether, where the porous active carbon material is free of a metal-based catalyst.
Amine; Khalil (Oakbrook, IL), Curtiss; Larry A. (Downers Grove, IL), Lu; Jun (Bolingbrook, IL), Lau; Kah Chun (Darien, IL), Zhang; Zhengcheng (Naperville, IL), Sun; Yang-Kook (Seoul, KR)
Uchicago Argonne, LLC (Chicago, IL)
13/ 411,841
March 5, 2012
GOVERNMENT RIGHTS The United States Government has rights in this invention pursuant to Contract No. DE-AC02-06CH11357 between the U.S. Department of Energy and UChicago Argonne, LLC, representing Argonne National Laboratory.