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US 2019/0296352 A1Published application
Negative electrode material and electrolyte battery using same
AssigneeToyota Jidosha Kabushiki Kaisha
InventorMasaki ADACHI
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Abstract
One aspect of the invention provides a negative electrode material for use in an electrolyte battery including a negative electrode active material and a coating material disposed on a surface of the negative electrode active material. The coating material is a fluoride ion conductor that includes the elements lead and fluorine.
Claims7
A negative electrode material for an electrolyte battery, comprising:
- a negative electrode active material, and
- a coating material disposed on a surface of the negative electrode active material, wherein the coating material is a fluoride ion conductor that includes lead and fluorine.
The negative electrode material according to claim I, wherein the fluoride ion conductor includes a solid solution of the following formula (1):
- Pb(1-x)SnxF2+δ (1)
- wherein x satisfies 0≤x<0.6 and δ is a real number that achieves charge neutrality.
Dependencies are inferred from the claim text.