Electrochemical energy storage device
US-2016285128-A1 · Sep 29, 2016 · US
Electrochemical energy storage device
US2016233547A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016233547-A1 |
| Application number | US-201615018304-A |
| Country | US |
| Kind code | A1 |
| Filing date | Feb 8, 2016 |
| Priority date | Feb 10, 2015 |
| Publication date | Aug 11, 2016 |
| Grant date | — |
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- Title
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Abstract
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An exemplary electrochemical energy storage device includes: a positive electrode including a positive electrode active material; a negative electrode including a negative electrode active material; and a non-aqueous electrolytic solution including LiCl, at least one of Li(XSO 2 NSO 2 Y) (where X and Y are any of F, C n F 2n+1 and (CF 2 ) m , and (CF 2 ) m forms a cyclic imide anion) and LiBF 4 , and at least one of tetrahydrofuran and a polyethylene glycol of which both terminals are alkyl groups, the non-aqueous electrolytic solution being in contact with the positive electrode and the negative electrode, wherein the positive electrode active material includes a chloride of Cu, Bi or Ag, or the negative electrode active material includes magnesium chloride.
First claim
Opening claim text (preview).
What is claimed is: 1 . An electrochemical energy storage device, comprising: a positive electrode including a positive electrode active material; a negative electrode including a negative electrode active material; and a non-aqueous electrolytic solution including LiCl, at least one of Li(XSO 2 NSO 2 Y) (where X and Y are any of F, C n F 2n+1 and (CF 2 ) m , and (CF 2 ) m forms a cyclic imide anion) and LiBF 4 , and at least one of tetrahydrofuran and a polyethylene glycol of which both terminals are alkyl groups, the non-aqueous electrolytic solution being in contact with the positive electrode and the negative electrode, wherein the positive electrode active material includes a chloride of Cu, Bi or Ag, or the negative electrode active material includes magnesium chloride, and a charge carrier between the positive electrode and the negative electrode is a chlorine ion. 2 . The electrochemical energy storage device of claim 1 , wherein the positive electrode active material includes CuCl 2 , CuCl, AgCl or BiCl 3 . 3 . The electrochemical energy storage device of claim 1 , wherein the negative electrode active material includes MgCl 2 . 4 . The electrochemical energy storage device of claim 1 , wherein in the non-aqueous electrolytic solution, a molar ratio of LiCl to all lithium salts except for LiCl, including at least one of Li(XSO 2 NSO 2 Y) and LiBF 4 , is not more than 20. 5 . The electrochemical energy storage device of claim 1 , wherein in the non-aqueous electrolytic solution, all lithium salts including LiCl and at least one of Li(XSO 2 NSO 2 Y) and LiBF 4 are dissolved in the non-aqueous electrolytic solution. 6 . The electrochemical energy storage device of claim 5 , wherein the non-aqueous electrolytic solution includes Li(CF 3 SO 2 ) 2 N and tetrahydrofuran, and a molar ratio of LiCl, Li(CF 3 SO 2 ) 2 N and tetrahydrofuran is 1:4:20. 7 . The electrochemical energy storage device of claim 5 , wherein the non-aqueous electrolytic solution includes LiBF 4 and tetrahydrofuran, and a molar ratio of LiCl, LiBF 4 and tetrahydrofuran is 1:7:20. 8 . The electrochemical energy storage device of claim 1 , wherein in the non-aqueous electrolytic solution, LiCl is solid. 9 . The electrochemical energy storage device of claim 8 , wherein the non-aqueous electrolytic solution includes Li(CF 3 SO 2 ) 2 N and tetrahydrofuran, and a molar ratio of LiCl, Li(CF 3 SO 2 ) 2 N and tetrahydrofuran is 20:s:t (where s and t are in the ranges of 1.0≦s and 1.5≦t≦3.0). 10 . An electrochemical energy storage device, comprising: a positive electrode including a positive electrode active material; a negative electrode including a negative electrode active material; and a non-aqueous electrolytic solution including LiCl, at least one of Li(XSO 2 NSO 2 Y) (where X and Y are any of F, C n F 2n+1 and (CF 2 ) m , and (CF 2 ) m forms a cyclic imide anion) and LiBF 4 , and at least one of tetrahydrofuran and a polyethylene glycol of which both terminals are alkyl groups, the non-aqueous electrolytic solution being in contact with the positive electrode and the negative electrode, wherein the negative electrode active material includes magnesium chloride, and a charge carrier between the positive electrode and the negative electrode is a lithium ion.
Assignees
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Classifications
Organic electrolyte · CPC title
characterised by the solvents · CPC title
- H01M10/0567Primary
characterised by the additives · CPC title
Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries · CPC title
characterised by the solutes · CPC title
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Frequently asked questions
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- What does patent US2016233547A1 cover?
- An exemplary electrochemical energy storage device includes: a positive electrode including a positive electrode active material; a negative electrode including a negative electrode active material; and a non-aqueous electrolytic solution including LiCl, at least one of Li(XSO 2 NSO 2 Y) (where X and Y are any of F, C n F 2n+1 and (CF 2 ) m , and (CF 2 ) m forms a cyclic imide anion) and LiBF…
- Who is the assignee on this patent?
- Panasonic Corp, Univ Kyoto
- What technology area does this patent fall under?
- Primary CPC classification H01M10/0567. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Thu Aug 11 2016 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 2 related publications on this page (citations in our corpus or others sharing the same primary CPC).