JP2018056410A5 - - Google Patents
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- Publication number
- JP2018056410A5 JP2018056410A5 JP2016192473A JP2016192473A JP2018056410A5 JP 2018056410 A5 JP2018056410 A5 JP 2018056410A5 JP 2016192473 A JP2016192473 A JP 2016192473A JP 2016192473 A JP2016192473 A JP 2016192473A JP 2018056410 A5 JP2018056410 A5 JP 2018056410A5
- Authority
- JP
- Japan
- Prior art keywords
- active material
- positive electrode
- lithium
- material layer
- negative electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 150000002642 lithium compounds Chemical class 0.000 claims 5
- 239000007774 positive electrode material Substances 0.000 claims 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 4
- 229910052744 lithium Inorganic materials 0.000 claims 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims 3
- 239000007773 negative electrode material Substances 0.000 claims 3
- 239000011149 active material Substances 0.000 claims 2
- 229910001416 lithium ion Inorganic materials 0.000 claims 2
- 238000004804 winding Methods 0.000 claims 2
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims 1
- 229910052808 lithium carbonate Inorganic materials 0.000 claims 1
- 229910001947 lithium oxide Inorganic materials 0.000 claims 1
- 239000011255 nonaqueous electrolyte Substances 0.000 claims 1
Claims (3)
リチウムイオンを含む非水系電解液；
を含む非水系リチウム蓄電素子であって、
前記正極の正極集電体上に、前記活物質及び前記リチウム化合物から成る少なくとも１つの正極活物質層が塗布されており、
前記負極の負極集電体上に、前記リチウムイオンを吸蔵及び放出可能な負極活物質から成る少なくとも１つの負極活物質層が塗布されており、かつ
前記正極のうちで前記扁平捲回電極体の最外層に配置された正極において、前記負極活物質層と対向している正極活物質層の曲部における前記リチウム化合物の量をＣｘ１（ｇ／ｍ２）とし、かつ該正極活物質層の扁平部における前記リチウム化合物の量をＣｙ１（ｇ／ｍ２）とするとき、Ｃｘ１及びＣｙ１はそれぞれ０．１以上２０以下であり、かつＣｙ１／Ｃｘ１が０．２５以上０．９５以下である、
前記非水系リチウム蓄電素子。 A flat winding comprising at least one positive electrode containing a lithium compound other than the active material, at least one negative electrode, and at least one separator, and winding the positive electrode and the negative electrode in a flat shape through the separator. An electrode body; and a non-aqueous electrolyte containing lithium ions;
A non-aqueous lithium storage element comprising:
On the positive electrode current collector of the positive electrode, at least one positive electrode active material layer composed of the active material and the lithium compound is applied,
On the negative electrode current collector of the negative electrode, at least one negative electrode active material layer made of a negative electrode active material capable of inserting and extracting lithium ions is applied, and among the positive electrodes, the flat wound electrode body In the positive electrode disposed in the outermost layer, the amount of the lithium compound in the curved portion of the positive electrode active material layer facing the negative electrode active material layer is C x1 (g / m 2 ), and the positive electrode active material layer When the amount of the lithium compound in the flat portion is C y1 (g / m 2 ), C x1 and C y1 are 0.1 or more and 20 or less, respectively, and C y1 / C x1 is 0.25 or more and 0.00 . 95 or less,
The non-aqueous lithium storage element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016192473A JP6786335B2 (en) | 2016-09-30 | 2016-09-30 | Non-aqueous lithium storage element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016192473A JP6786335B2 (en) | 2016-09-30 | 2016-09-30 | Non-aqueous lithium storage element |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018056410A JP2018056410A (en) | 2018-04-05 |
| JP2018056410A5 true JP2018056410A5 (en) | 2019-09-05 |
| JP6786335B2 JP6786335B2 (en) | 2020-11-18 |
Family
ID=61834339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016192473A Active JP6786335B2 (en) | 2016-09-30 | 2016-09-30 | Non-aqueous lithium storage element |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6786335B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7343304B2 (en) * | 2019-05-27 | 2023-09-12 | 旭化成株式会社 | positive electrode precursor |
| JP7297171B1 (en) * | 2021-12-10 | 2023-06-23 | 旭化成株式会社 | Current Separation Method, Prediction Method and System for Non-Aqueous Lithium Storage Elements |
| EP4216302A1 (en) * | 2021-12-10 | 2023-07-26 | Asahi Kasei Kabushiki Kaisha | Current separation method for non-aqueous lithium power storage element, doping method, and doping device |
| CN116583968A (en) * | 2021-12-10 | 2023-08-11 | 旭化成株式会社 | Current separation method, doping method and doping device for nonaqueous lithium storage element |
| WO2023105818A1 (en) * | 2021-12-10 | 2023-06-15 | 旭化成株式会社 | Current separation method for non-aqueous lithium power storage element, doping method, and doping device |
-
2016
- 2016-09-30 JP JP2016192473A patent/JP6786335B2/en active Active
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