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Solid composite electrolytes for lithium batteries

United States Patent

6,132,905
October 17, 2000
View the Complete Patent at the US Patent & Trademark Office
Solid composite electrolytes are provided for use in lithium batteries which exhibit moderate to high ionic conductivity at ambient temperatures and low activation energies. In one embodiment, a ceramic-ceramic composite electrolyte is provided containing lithium nitride and lithium phosphate. The ceramic-ceramic composite is also preferably annealed and exhibits an activation energy of about 0.1 eV.
Kumar; Binod (Dayton, OH), Scanlon, Jr.; Lawrence G. (Fairborn, OH)
The University of Dayton (Dayton, OH)
09/ 136,640
August 19, 1998
GOVERNMENT RIGHTS The Government has rights in this invention pursuant to Contract No. F33615-93-C-2350 awarded by the United States Air Force Department of Energy.