JP2019523968A - 電気化学エネルギー貯蔵デバイス - Google Patents
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Abstract
【選択図】図4
Description
本特許出願は、2016年5月27日に出願された「NOVEL ELECTROCHEMICAL ENERGY STORAGE DEVICE」との名称の米国仮特許出願第62/342,838号に対する優先権と利益を主張する。上述の特許出願の内容全体が、本特許文書の開示の一部として参照により組み込まれる。
(連邦政府による資金提供を受けた研究開発の記載)
(背景技術)
Claims (14)
- 電気化学デバイスであって、
1種類以上の塩と1種類以上の圧縮ガス溶媒の溶液とを含み、それぞれの圧縮ガス溶媒が、液体のみの相の1つと、気相と液相の組み合わせの中にあり、前記1種類以上の圧縮ガス溶媒の溶液が、室温で大気圧よりも大きな蒸気圧を有する、イオン伝導性の電解質と、
前記イオン伝導性の電解質を包み込み、前記1種類以上の塩と1種類以上の圧縮ガス溶媒の溶液に対して加圧状態を与えるような構造の筐体と、
前記イオン伝導性の電解質と接触する電極の対とを備える、電気化学デバイス。 - 前記圧縮ガス溶媒が、フルオロメタン、ジフルオロメタン、フルオロエタン、ジフルオロメタン、クロロメタン、クロロエタン、二酸化炭素、テトラフルオロエタン、ジフルオロエタンおよびジフルオロクロロメタンのうち1種類以上を含む、請求項1に記載の電気化学デバイス。
- 前記1種類以上の塩が、リチウム ビス(トリフルオロメタンスルホニル)イミド、ヘキサフルオロリン酸リチウム、過塩素酸リチウム、テトラクロロアルミン酸リチウム、テトラガリウムアルミン酸リチウム、リチウム ビス(フルオロスルホニル)イミド、フッ化アルミニウムリチウム、ヘキサフルオロヒ酸リチウム、クロロアルミン酸リチウム、クロロチタン酸リチウム、ヘキサフルオロチタン酸リチウム、テトラブロモアルミン酸リチウム、テトラクロロホウ酸リチウム、テトラフルオロホウ酸リチウム、テトラクロロアルミン酸リチウム、ヘキサフルオロリン酸ナトリウムおよびヘキサフルオロリン酸マグネシウムのうち1種類以上を含む、請求項1に記載の電気化学デバイス。
- さらに、二酸化硫黄、二硫化炭素、酸素、窒素およびアンモニアのうち1種類以上を含む、さらなる気体状電解質を含む、請求項1に記載の電気化学デバイス。
- 前記電極の対のうち少なくとも1つが、リチウム、ナトリウム、マグネシウム、カリウム、硫黄および酸素のうちいずれか1つで構成される、請求項1に記載の電気化学デバイス。
- 電気化学デバイスであって、
1種類以上の塩と1種類以上の圧縮ガスカソード液の溶液とを含み、それぞれの圧縮ガスカソード液が、液体のみの相の1つと、気相と液相の組み合わせの中にあり、前記1種類以上の圧縮ガスカソード液の溶液が、室温で大気圧よりも大きな蒸気圧を有する、イオン伝導性のカソード液と、
前記イオン伝導性のカソード液を包み込み、前記1種類以上の塩と1種類以上の圧縮ガスカソード液の溶液に対して加圧状態を与えるような構造の筐体と、
前記イオン伝導性のカソード液と接触するアノード電極とカソードカレントコレクタとを備える、電気化学デバイス。 - 前記圧縮ガスカソード液が、フッ化チオニル、塩化フッ化チオニル、フッ化ホスホリル、塩化フッ化ホスホリル、フッ化スルフリルおよび塩化フッ化スルフリルのうち1種類以上を含む、請求項6に記載の電気化学デバイス。
- 前記1種類以上の塩が、リチウム ビス(トリフルオロメタンスルホニル)イミド、ヘキサフルオロリン酸リチウム、過塩素酸リチウム、テトラクロロアルミン酸リチウム、テトラガリウムアルミン酸リチウム、リチウム ビス(フルオロスルホニル)イミド、フッ化アルミニウムリチウム、ヘキサフルオロヒ酸リチウム、クロロアルミン酸リチウム、クロロチタン酸リチウム、ヘキサフルオロチタン酸リチウム、テトラブロモアルミン酸リチウム、テトラクロロホウ酸リチウム、テトラフルオロホウ酸リチウム、テトラクロロアルミン酸リチウム、ヘキサフルオロリン酸ナトリウムおよびヘキサフルオロリン酸マグネシウムのうち1種類以上を含む、請求項6に記載の電気化学デバイス。
- 塩化リチウム、フッ化リチウム、フッ化ナトリウム、塩化ナトリウム、一塩化臭素、一フッ化臭素、塩化物およびフッ化物のうち1種類以上を含む添加剤をさらに含む、請求項6に記載の電気化学デバイス。
- 前記アノードが、リチウム、ナトリウム、カルシウム、マグネシウム、アルミニウム、鉄、亜鉛、カドミウム、鉛のうち1種類以上で構成される、請求項6に記載の電気化学デバイス。
- 前記カソードカレントコレクタが、活性炭、カーボンブラックおよびカーボンナノチューブのうち1種類以上で構成される、請求項6に記載の電気化学デバイス。
- 液化ガス電解質溶液を作成する方法であって、前記方法が、
所定の重量の塩をセルにロードし、前記所定の重量の塩が、前記塩の濃度と圧縮ガス溶媒の体積に依存することと、
前記セルを、前記圧縮ガス溶媒の供給源の第2の温度より低い第1の温度まで冷却することと、
前記供給源から、制御された量の前記圧縮ガス溶媒を蒸発させ、前記セル内で前記圧縮ガス溶媒を凝縮させることと、
前記セルを密封することとを含む、方法。 - 前記凝縮させる操作が、前記セルに接続した管を介し、質量流量コントローラおよび質量流量計のうち1つを用いて行われる、請求項12に記載の方法。
- 前記密封する操作が、バルブ、プラグまたは溶接したカバーのうちいずれか1つを用いて行われる、請求項12に記載の方法。
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| JPWO2022172604A1 (ja) * | 2021-02-12 | 2022-08-18 | ||
| JP2022548332A (ja) * | 2019-09-30 | 2022-11-17 | サウス エイト テクノロジーズ インク. | 電気化学デバイス用電解質配合物 |
| JP2024522994A (ja) * | 2021-06-01 | 2024-06-25 | サウス エイト テクノロジーズ インク. | 電気化学セル用の化学的に不活性な添加剤 |
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| HUE067794T2 (hu) | 2016-05-27 | 2024-11-28 | Univ California | Elektrokémiai energiatároló eszköz |
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| WO2019222345A1 (en) | 2018-05-18 | 2019-11-21 | South 8 Technologies, Inc. | Electrochemical cell cap |
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| DE102018217520A1 (de) * | 2018-10-12 | 2020-04-16 | Volkswagen Aktiengesellschaft | Festkörperakkumulator und ein Verfahren zu dessen Herstellung |
| CN111864254B (zh) * | 2019-04-26 | 2021-09-21 | 宁德时代新能源科技股份有限公司 | 电解液及锂离子电池 |
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| WO2021173079A1 (en) * | 2020-02-25 | 2021-09-02 | Nanyang Technological University | Electrochemical pneumatic battery |
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| EP4487396A4 (en) * | 2022-03-04 | 2026-03-25 | Univ California | RECYCLING AND RECOVERY OF USED LIQUEFIED GAS ELECTROLYTE AND BATTERY SALT, AND FIRE EXTINGUISHING ELECTROLYTE COMPOSITIONS FOR BATTERIES |
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| US12548798B2 (en) | 2022-09-08 | 2026-02-10 | Battelle Memorial Institute | Hydrofluorocarbon (HFC)-based safe electrolyte for secondary batteries |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109478473B (zh) | 2021-09-28 |
| KR102338175B1 (ko) | 2021-12-09 |
| US10998143B2 (en) | 2021-05-04 |
| JP2023038288A (ja) | 2023-03-16 |
| JP7638008B2 (ja) | 2025-03-03 |
| MX2018014626A (es) | 2019-08-12 |
| EP4390995A2 (en) | 2024-06-26 |
| KR20190020695A (ko) | 2019-03-04 |
| HUE067794T2 (hu) | 2024-11-28 |
| PL3465707T3 (pl) | 2024-08-26 |
| US20200266007A1 (en) | 2020-08-20 |
| EP3465707A1 (en) | 2019-04-10 |
| WO2017204984A1 (en) | 2017-11-30 |
| EP3465707B1 (en) | 2024-04-10 |
| CN109478473A (zh) | 2019-03-15 |
| JP7226771B2 (ja) | 2023-02-21 |
| EP3465707A4 (en) | 2020-06-17 |
| EP4390995A3 (en) | 2025-07-09 |
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