Mixed Ionic-Elecronic Conductive Materials For Alkali Metal Transport During Battery Cycling, and Batteries Incorporating Same
US-2022208410-A1 · Jun 30, 2022 · US
Solid electrolyte, electrode for lithium ion battery, and lithium ion battery
US2022173430A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2022173430-A1 |
| Application number | US-202017436926-A |
| Country | US |
| Kind code | A1 |
| Filing date | Mar 6, 2020 |
| Priority date | Mar 8, 2019 |
| Publication date | Jun 2, 2022 |
| Grant date | — |
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Abstract
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The solid electrolyte of the present disclosure includes at least one compound selected from a group including (A) a compound in which a part of Li atom in Li 3 PS 4 is substituted with a polyvalent atom (provided that Mg is excluded); (B) a compound in which a part of Li atom in Li 6 PS 5 X (X: Cl, Br or I) is substituted with a polyvalent atom; and (C) a compound in which a part of Li atom in Li 7 P 3 S 11 is substituted with a polyvalent atom.
First claim
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1 . A solid electrolyte characterized by comprising at least one compound selected from a group consisting of the following compounds (A), (B), and (C): (A) a compound in which a part of Li atom in Li 3 PS 4 is substituted with a polyvalent atom (provided that Mg is excluded); (B) a compound in which a part of Li atom in Li 6 PS 5 X (X: Cl, Br or I) is substituted with a polyvalent atom; and (C) a compound in which a part of Li atom in Li 7 P 3 S 11 is substituted with a polyvalent atom. 2 . The solid electrolyte according to claim 1 , wherein the polyvalent atom is derived from a Group 2 element, a Group 3 element, a Group 12 element, or a Group 13 element in the periodic table. 3 . The solid electrolyte according to claim 1 , wherein the polyvalent atom is at least one type of atom selected from a group consisting of Ca, Sr, Ba, Zn, Y and Al. 4 . The solid electrolyte according to claim 1 , wherein the polyvalent atom in the compound (A) is at least one type of atom selected from a group consisting of Ca and Al. 5 . The solid electrolyte according to claim 1 , wherein the polyvalent atom in the compound (B) is at least one type of atom selected from a group consisting of Ca, Sr, Ba, Zn, Y and Al. 6 . The solid electrolyte according to claim 1 , wherein the polyvalent atom in the compound (C) is at least one type of atom selected from a group consisting of Ca, Zn and Al. 7 . The solid electrolyte according to claim 4 , wherein the compound (A) further comprise at least one type of halogen atom selected from a group consisting of F, Cl, Br and I. 8 . The solid electrolyte according to claim 1 , wherein a conductivity at a temperature of 90° C. is 6×10 −3 S/cm or higher. 9 . An electrode for a lithium ion battery characterized by comprising the solid electrolyte according to claim 1 . 10 . A lithium ion battery characterized by comprising the electrode for a lithium ion battery according to claim 9 . 11 . The solid electrolyte according to claim 6 , wherein the compound (C) further comprise at least one type of halogen atom selected from a group consisting of F, Cl, Br and I.
Assignees
Inventors
Classifications
Energy storage using batteries · CPC title
Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries · CPC title
Sulfur, selenium, or tellurium compounds of phosphorus · CPC title
mainly consisting of other non-metallic substances · CPC title
sulfides · CPC title
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Frequently asked questions
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- What does patent US2022173430A1 cover?
- The solid electrolyte of the present disclosure includes at least one compound selected from a group including (A) a compound in which a part of Li atom in Li 3 PS 4 is substituted with a polyvalent atom (provided that Mg is excluded); (B) a compound in which a part of Li atom in Li 6 PS 5 X (X: Cl, Br or I) is substituted with a polyvalent atom; and (C) a compound in which a part of Li atom i…
- Who is the assignee on this patent?
- National Univ Corporation Toyohashi Univ Of Technology
- What technology area does this patent fall under?
- Primary CPC classification H01M10/0562. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Thu Jun 02 2022 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 5 related publications on this page (citations in our corpus or others sharing the same primary CPC).