JP2012069894A5 - - Google Patents
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- JP2012069894A5 JP2012069894A5 JP2010215781A JP2010215781A JP2012069894A5 JP 2012069894 A5 JP2012069894 A5 JP 2012069894A5 JP 2010215781 A JP2010215781 A JP 2010215781A JP 2010215781 A JP2010215781 A JP 2010215781A JP 2012069894 A5 JP2012069894 A5 JP 2012069894A5
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- carbonate
- storage device
- sodium ion
- negative electrode
- electricity storage
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本発明者らは、電解液に含有されるリチウム塩を、ナトリウム塩にかえる以外はリチウムイオンキャパシタと同様にして蓄電デバイスを作製して充放電試験を試みたところ、この蓄電デバイスは放電し難く、蓄電デバイスとしての使用に耐え得るものではないという知見を得た。本発明者らは、上記課題を解決すべく種々検討をさらに重ね、本発明に至った。すなわち、本発明は、次の発明を提供する。
＜１＞ 正極と、負極と、ナトリウムイオン及びアニオンを含有する電解液とを有するナトリウムイオン型蓄電デバイスであって、
前記正極がアニオンを吸着・脱離又はドープ・脱ドープすることができる電極であり、前記負極がナトリウムイオンをドープ・脱ドープすることができ、かつ、ナトリウムイオンの予備ドープがなされた電極であり、前記負極とナトリウム金属との酸化還元電位差が１．００Ｖ以下となるように、前記負極にナトリウムイオンの予備ドープがなされてなるナトリウムイオン型蓄電デバイス。
＜２＞ 負極が、負極活物質としてナトリウムイオンをドープ・脱ドープすることができる炭素材料を含有する前記＜１＞記載のナトリウムイオン型蓄電デバイス。
＜３＞ 前記炭素材料が、難黒鉛化炭素材料である前記＜２＞記載のナトリウムイオン型蓄電デバイス。
＜４＞ 前記炭素材料が、未賦活型炭素材料である前記＜２＞又は＜３＞記載のナトリウムイオン型蓄電デバイス。
＜５＞ 前記電解液の溶媒が、プロピレンカーボネート、エチレンカーボネート、ブチレンカーボネート、ジメチルカーボネート、エチルメチルカーボネート、イソプロピルメチルカーボネート、ビニレンカーボネート及びジエチルカーボネートからなる群より選ばれた少なくとも１種を主成分とするカーボネート系溶媒である前記＜１＞から＜４＞のいずれかに記載のナトリウムイオン型蓄電デバイス。
＜６＞ 前記カーボネート系溶媒が、エチレンカーボネート及びジメチルカーボネートの混合溶媒である前記＜５＞記載のナトリウムイオン型蓄電デバイス。
＜７＞ 正極と負極との間に、セパレータを有する前記＜１＞から＜６＞のいずれかに記載のナトリウムイオン型蓄電デバイス。
The inventors of the present invention made an electricity storage device in the same manner as the lithium ion capacitor except that the lithium salt contained in the electrolytic solution was changed to a sodium salt, and tried a charge / discharge test. And the knowledge that it cannot endure the use as an electrical storage device was acquired. The inventors of the present invention have made various studies in order to solve the above problems, and have reached the present invention. That is, the present invention provides the following inventions.
<1> A sodium ion-type electricity storage device having a positive electrode, a negative electrode, and an electrolytic solution containing sodium ions and anions,
The positive electrode is an electrode capable of adsorbing / desorbing or doping / dedoping an anion, and the negative electrode is an electrode capable of doping / dedoping sodium ion and pre-doped with sodium ions. Ri, the negative electrode and the redox potential difference between the sodium metal to be equal to or less than 1.00 V, the preliminary doping of the negative electrode sodium ions are made sodium ion electric storage device ing.
<2> The sodium ion-type electricity storage device according to <1>, wherein the negative electrode contains a carbon material capable of doping and dedoping sodium ions as a negative electrode active material.
<3> The sodium ion type electricity storage device according to <2>, wherein the carbon material is a non-graphitizable carbon material.
<4> The sodium ion type electricity storage device according to <2> or <3>, wherein the carbon material is an unactivated carbon material.
< 5 > The solvent of the electrolytic solution is mainly composed of at least one selected from the group consisting of propylene carbonate, ethylene carbonate, butylene carbonate, dimethyl carbonate, ethyl methyl carbonate, isopropyl methyl carbonate, vinylene carbonate, and diethyl carbonate. The sodium ion type electricity storage device according to any one of <1> to < 4 >, which is a carbonate-based solvent.
< 6 > The sodium ion-type electricity storage device according to < 5 >, wherein the carbonate-based solvent is a mixed solvent of ethylene carbonate and dimethyl carbonate.
< 7 > The sodium ion storage battery device according to any one of <1> to < 6 >, wherein a separator is provided between the positive electrode and the negative electrode.
Claims (7)
前記正極がアニオンを吸着・脱離又はドープ・脱ドープすることができる電極であり、前記負極がナトリウムイオンをドープ・脱ドープすることができ、かつ、ナトリウムイオンの予備ドープがなされた電極であり、前記負極とナトリウム金属との酸化還元電位差が１．００Ｖ以下となるように、前記負極にナトリウムイオンの予備ドープがなされてなることを特徴とするナトリウムイオン型蓄電デバイス。 A sodium ion type electricity storage device having a positive electrode, a negative electrode, and an electrolyte containing sodium ions and anions,
The positive electrode is an electrode capable of adsorbing / desorbing or doping / dedoping an anion, and the negative electrode is an electrode capable of doping / dedoping sodium ion and pre-doped with sodium ions. Ri, the negative electrode and the redox potential difference between the sodium metal to be equal to or less than 1.00 V, the sodium ion electric storage device, wherein said a and pre-doping of the negative electrode sodium ions is made Rukoto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010215781A JP2012069894A (en) | 2009-09-28 | 2010-09-27 | Sodium-ion-type power storage device |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009223201 | 2009-09-28 | ||
| JP2009223201 | 2009-09-28 | ||
| JP2010186530 | 2010-08-23 | ||
| JP2010186530 | 2010-08-23 | ||
| JP2010215781A JP2012069894A (en) | 2009-09-28 | 2010-09-27 | Sodium-ion-type power storage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012069894A JP2012069894A (en) | 2012-04-05 |
| JP2012069894A5 true JP2012069894A5 (en) | 2013-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010215781A Pending JP2012069894A (en) | 2009-09-28 | 2010-09-27 | Sodium-ion-type power storage device |
Country Status (1)
| Country | Link |
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| JP (1) | JP2012069894A (en) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014157125A1 (en) * | 2013-03-29 | 2014-10-02 | 住友化学株式会社 | Sodium secondary battery |
| FR3005199B1 (en) * | 2013-04-24 | 2015-05-29 | Commissariat Energie Atomique | ELECTROCHEMICAL DEVICE OF THE ELECTROLYTE-BASED SUPERCONDENSOR TYPE COMPRISING, AS A CONDUCTIVE SALT, AT LEAST ONE SALT BASED ON AN ALKALINE ELEMENT OTHER THAN LITHIUM |
| WO2015075811A1 (en) * | 2013-11-22 | 2015-05-28 | 株式会社日立製作所 | Electrolyte solution for lithium ion secondary batteries |
| JP6217434B2 (en) * | 2014-02-13 | 2017-10-25 | 住友電気工業株式会社 | Sodium molten salt battery |
| JP6736833B2 (en) * | 2014-09-09 | 2020-08-05 | 株式会社リコー | Non-aqueous electrolyte storage element |
| KR102376834B1 (en) | 2014-11-13 | 2022-03-21 | 닛뽕소다 가부시키가이샤 | Negative electrode composition for electric storage device, negative electrode including the composition, electric storage device, and method for producing negative electrode for electric storage device |
| EP3358657A4 (en) | 2015-09-28 | 2019-05-29 | JSR Corporation | Method for manufacturing electrode material, cell, and capacitor; and device for manufacturing electrode material |
| EP3422377B1 (en) | 2016-02-26 | 2021-06-30 | Musashi Energy Solutions Co., Ltd. | Doping system, and method for manufacturing electrodes, batteries and capacitors |
| JP6914015B2 (en) * | 2016-08-08 | 2021-08-04 | 旭化成株式会社 | Non-aqueous alkali metal type power storage element |
| JP6829573B2 (en) * | 2016-09-30 | 2021-02-10 | 旭化成株式会社 | Winding non-aqueous lithium storage element |
| JP6829572B2 (en) * | 2016-09-30 | 2021-02-10 | 旭化成株式会社 | Winding non-aqueous lithium storage element |
| JP7299131B2 (en) * | 2018-10-19 | 2023-06-27 | 三菱ケミカル株式会社 | Non-aqueous electrolyte and non-aqueous electrolyte battery |
| JP7456936B2 (en) | 2018-11-28 | 2024-03-27 | 武蔵エナジーソリューションズ株式会社 | Electrode manufacturing method, electricity storage device manufacturing method, and electrode manufacturing apparatus |
| US20220173375A1 (en) * | 2019-04-10 | 2022-06-02 | Musashi Energy Solutions Co., Ltd. | Method of manufacturing electrode and method of manufacturing power storage device |
| EP3979363A4 (en) | 2019-06-03 | 2023-08-02 | Musashi Energy Solutions Co., Ltd. | Power storage device and method for manufacturing lithium ion secondary cell |
| KR20210029556A (en) * | 2019-09-06 | 2021-03-16 | 주식회사 엘지화학 | Pre-lithiation-pre-sodiation method of anode electrodes, pre-sodiated-pre-lithiated anode, and lithium secondary battery comprising the same |
| WO2021131124A1 (en) | 2019-12-26 | 2021-07-01 | Ｊｍエナジー株式会社 | Method for manufacturing electrode, method for manufacturing power storage device, and electrode manufacturing device |
| US20230042598A1 (en) | 2020-02-04 | 2023-02-09 | Musashi Energy Solutions Co., Ltd. | Doping system and method of manufacturing electrode |
| CN113675470B (en) * | 2021-08-09 | 2023-06-30 | 湖南大学 | Electrolyte additive, electrolyte and sodium metal battery |
| CN114890404A (en) * | 2022-05-31 | 2022-08-12 | 温州大学碳中和技术创新研究院 | Preparation method of bamboo charcoal capable of being produced in large scale and application of bamboo charcoal in sodium ion battery |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3787943B2 (en) * | 1997-03-27 | 2006-06-21 | ソニー株式会社 | Non-aqueous electrolyte secondary battery |
| JP2000049053A (en) * | 1998-07-28 | 2000-02-18 | Tokin Corp | Electric double-layer capacitor |
| JP2007234512A (en) * | 2006-03-03 | 2007-09-13 | Sanyo Electric Co Ltd | Nonaqueous electrolyte secondary battery |
| JP2009130066A (en) * | 2007-11-22 | 2009-06-11 | Sanyo Electric Co Ltd | Lithium ion capacitor |
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- 2010-09-27 JP JP2010215781A patent/JP2012069894A/en active Pending
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