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US 11,081,727 B2Granted
Solid electrolyte and electricity storage device using the same
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsEiichi Koga, Yoshiko Higashi
Life of this patent
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Abstract
Provided is a solid electrolyte containing a crystal phase having a chemical composition Li7(1+x)α3β2+aO12+3.5x+b, where α includes Pr, β includes Zr, −0.05≤x≤0.35, −0.5≤a≤0.5, and −0.5≤b≤0.5.
Claims15
A solid electrolyte, containing:
- a crystal phase having a chemical composition Li7(1+x)α3β2+aO12+3.5x+b
- where:
- α includes Pr;
- β includes Zr;
- 0.15≤x≤0.35;
- −0.5≤a≤0.5;
- and
- −0.5≤b≤0.5.
5 more elements
An electricity storage device, comprising:
- a first electrode;
- a second electrode;
- and
- a solid electrolyte, wherein:
- the solid electrolyte, containing a crystal phase having a chemical composition Li7(1+x)α3β2+aO12+3.5x+b,
- where:
- α includes Pr;
- β includes Zr;
- −0.05≤x≤0.35;
- −0.5≤a≤0.5;
- and
- −0.5≤b≤0.5,
- each of the first electrode and the second electrode is composed of an Ag—Pd alloy, and
- a molar ratio of Ag to Pd in the Ag—Pd alloy is more than 6/4 and not more than 7/3.
11 more elements
Dependencies are inferred from the claim text.