US 11,728,511 B2
Uniform organic-ceramic composites including a hard-inorganic lithium ion electrolyte and a plurality of soft electrolytes, solid-state batteries including the same, and methods of preparing the same
Timothy S. Arthur, Ann Arbor, MI (US); Nikhilendra Singh, Ann Arbor, MI (US); Rana Mohtadi, Northville, MI (US); and Oscar Tutusaus, Ann Arbor, MI (US)
Assigned to Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed by Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed on Mar. 1, 2021, as Appl. No. 17/188,468.
Prior Publication US 2022/0278361 A1, Sep. 1, 2022
Int. Cl. H01M 10/0562 (2010.01); H01M 10/0525 (2010.01); H01M 50/406 (2021.01); H01M 50/449 (2021.01)
CPC H01M 10/0562 (2013.01) [H01M 10/0525 (2013.01); H01M 50/406 (2021.01); H01M 50/449 (2021.01); H01M 2300/0068 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A solid-state electrolyte, comprising a combination of:
an inorganic electrolyte comprising lithium ion; and
a mixture of a plurality of organic cation closo-borate anion salts melt diffused and homogenously dispersed with particles of the inorganic electrolyte, wherein the mixture of the plurality of organic cation closo-borate anion salts has a melting temperature lower than a melting point of a highest melting point organic cation closo-borate anion salt included in the plurality of organic cation closo-borate anion salts.