US 12,469,884 B2
Electrolytes with low cationic mobility activation energies
Rana Mohtadi, Northville, MI (US); Hiroko Kuwata, Ann Arbor, MI (US); and Oscar Tutusaus, Ann Arbor, MI (US)
Assigned to Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US); and Toyota Jidosha Kabushiki Kaisha, Toyota (JP)
Filed by Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed on Jun. 22, 2022, as Appl. No. 17/846,334.
Prior Publication US 2023/0420740 A1, Dec. 28, 2023
Int. Cl. H01M 10/0568 (2010.01); H01M 10/052 (2010.01); H01M 10/0562 (2010.01); H01M 10/39 (2006.01)
CPC H01M 10/0568 (2013.01) [H01M 10/052 (2013.01); H01M 10/0562 (2013.01); H01M 10/399 (2013.01); H01M 2300/0048 (2013.01); H01M 2300/0065 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electrolyte comprising:
a composite salt mixture comprising between 0.975 and 0.05 mole fraction of a halogen-free closo-borate salt, between 0.025 and 0.95 mole fraction of a halogenated closo-borate salt, and
an activation energy less than 0.65 EV at 30° C.