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US 12,315,877 B2Granted
Solid electrolyte and magnesium secondary battery using same
AssigneesPanasonic Holdings Corporation, National Institute for Materials Science
InventorsTakuji Tsujita, Yu Nishitani, Kensuke Nakura, Tohru Tsuruoka, Kazuya Terabe, Jin Su
Life of this patent
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Abstract
A solid electrolyte according to the present disclosure has a composition represented by MgxZry(POz)2 (0<x≤3.5, 0≤y<1.5, and 3≤z≤4.25), and includes an amorphous part. The composition may be represented by Mgx(POz)2 (3≤x≤3.5 and 3≤z≤4.25). The composition may be represented by MgxZry(POz)2 (0<x<3.5, 0<y<1.5, and 3≤z≤4.25).
Claims10
An electrode material of a magnesium secondary battery, the electrode material comprising:
- an electrode active material particle of the magnesium secondary battery;
- and
- a surface layer covering the electrode active material particle, wherein
- the surface layer includes a covering material, and
- the covering material includes a solid electrolyte having a composition represented by Mgx(POz)2, where 3.1≤x≤3.5 and 3≤z≤4.25, and comprising an amorphous part.
2 more elements
An electrode layer of a magnesium secondary battery, the electrode layer comprising:
- an electrode active material layer including electrode active material particles of the magnesium secondary battery;
- and
- a surface layer that is disposed on one principal surface of the electrode active material layer and includes a covering material covering an electrode active material of the magnesium secondary battery,
- wherein the covering material includes a solid electrolyte having a composition represented by Mgx(POz)2, where 3.1≤x≤3.5 and 3≤z≤4.25, and comprising an amorphous part.
1 more element
Dependencies are inferred from the claim text.