JP5775330B2 - 溶融塩電池 - Google Patents
溶融塩電池 Download PDFInfo
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- JP5775330B2 JP5775330B2 JP2011045693A JP2011045693A JP5775330B2 JP 5775330 B2 JP5775330 B2 JP 5775330B2 JP 2011045693 A JP2011045693 A JP 2011045693A JP 2011045693 A JP2011045693 A JP 2011045693A JP 5775330 B2 JP5775330 B2 JP 5775330B2
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Description
図1は、本発明の溶融塩電池の構成例を示す模式的断面図である。図1には、溶融塩電池を縦に切断した模式的断面図を示している。溶融塩電池は、上面が開口した直方体の箱状の電池容器51内に、矩形板状の正極1、シート状のセパレータ3及び矩形板状の負極2を並べて配置し、電池容器51に蓋部52を冠着して構成されている。電池容器51及び蓋部52はAl(アルミニウム)で形成されている。正極1及び負極2は矩形平板状に形成されており、セパレータ3はシート状に形成されている。セパレータ3は正極1及び負極2の間に介装されている。正極1、セパレータ3及び負極2は、重ねられ、電池容器51の底面に対して縦に配置されている。
Nax M1y M21−yO2 …(2)
正極活物質としてNa2/3 Fe1/3 Mn2/3 O2 を用いた溶融塩電池の充放電特性を調べる実験を行った。まず、Na2 O2 (過酸化ナトリウム)、α−Fe2 O3 (α−酸化鉄(III))及びMn2 O3 (酸化マンガン(III))を原料として、正極活物質であるNa2/3 Fe1/3 Mn2/3 O2 を作成した。具体的には、2.98gのNa2 O2 (和光純薬工業製、純度85%以上)、3.00gのα−Fe2 O3 (和光純薬工業製、純度99.9%)及び5.93gのMn2 O3 (和光純薬工業製、純度99%)をグローブボックス内で混合し、ペレット状に粉末成型した。複数個作成した夫々のペレットの質量は5g前後であり、粉末成型の圧力は64kg/cm2 である。次に、作成したペレットを空気中で900℃の温度で12時間焼成することにより、Na2/3 Fe1/3 Mn2/3 O2 を生成させた。Na2/3 Fe1/3 Mn2/3 O2 が生成する化学反応式は下記の(3)式で表される。
11 正極集電体
12 正極材
2 負極
21 負極集電体
22 負極材
3 セパレータ
Claims (2)
- 正極及び負極を備え、電解質として溶融塩を用いる溶融塩電池であって、
前記溶融塩は、
化学構造式が下記(1)式で表されるアニオン(但し、(1)式中のR1及びR2は、同一又は異なり、夫々フルオロ基又はフルオロアルキル基である)を含み、
カチオンとして、Naイオンと、他のアルカリ金属イオン又はアルカリ土類金属イオンとを含み、
前記正極は、
活物質として、組成式がNa x Fe y Mn 1-y O 2 、Na x Fe y Ti 1-y O 2 、又はNa x Ni y Ti 1-y O 2 (但し、xは0<x≦1の数、yは0<y<1の数である)で表される金属酸化物を含むこと
を特徴とする溶融塩電池。 - 前記金属酸化物は、組成式がNa2/3 Fe1/3 Mn2/3 O2 、Na5/6 Fe1/2 Mn1/2 O2 、又はNaFe1/2 Ti1/2 O 2 で表される金属酸化物であること
を特徴とする請求項1に記載の溶融塩電池。
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011045693A JP5775330B2 (ja) | 2011-03-02 | 2011-03-02 | 溶融塩電池 |
| KR1020137022759A KR101852223B1 (ko) | 2011-03-02 | 2012-02-22 | 용융염 전지 |
| CN2012800109658A CN103460499A (zh) | 2011-03-02 | 2012-02-22 | 熔融盐电池 |
| US14/002,301 US20130330608A1 (en) | 2011-03-02 | 2012-02-22 | Molten salt battery |
| CA2828350A CA2828350C (en) | 2011-03-02 | 2012-02-22 | Nonvolatile and nonflammable molten salt battery |
| PCT/JP2012/054275 WO2012117916A1 (ja) | 2011-03-02 | 2012-02-22 | 溶融塩電池 |
| EP15201764.6A EP3018739A1 (en) | 2011-03-02 | 2012-02-22 | Molten salt battery |
| EP12752318.1A EP2683018A4 (en) | 2011-03-02 | 2012-02-22 | MELT SALT BATTERY |
| TW101106243A TWI525872B (zh) | 2011-03-02 | 2012-02-24 | 熔融鹽電池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011045693A JP5775330B2 (ja) | 2011-03-02 | 2011-03-02 | 溶融塩電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012182087A JP2012182087A (ja) | 2012-09-20 |
| JP5775330B2 true JP5775330B2 (ja) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011045693A Expired - Fee Related JP5775330B2 (ja) | 2011-03-02 | 2011-03-02 | 溶融塩電池 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20130330608A1 (ja) |
| EP (2) | EP2683018A4 (ja) |
| JP (1) | JP5775330B2 (ja) |
| KR (1) | KR101852223B1 (ja) |
| CN (1) | CN103460499A (ja) |
| CA (1) | CA2828350C (ja) |
| TW (1) | TWI525872B (ja) |
| WO (1) | WO2012117916A1 (ja) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10020543B2 (en) | 2010-11-05 | 2018-07-10 | Field Upgrading Usa, Inc. | Low temperature battery with molten sodium-FSA electrolyte |
| US10056651B2 (en) | 2010-11-05 | 2018-08-21 | Field Upgrading Usa, Inc. | Low temperature secondary cell with sodium intercalation electrode |
| JP5765705B2 (ja) * | 2011-03-28 | 2015-08-19 | 学校法人東京理科大学 | 複合金属酸化物、ナトリウム二次電池用正極活物質、ナトリウム二次電池用正極、及びナトリウム二次電池 |
| US10224577B2 (en) | 2011-11-07 | 2019-03-05 | Field Upgrading Usa, Inc. | Battery charge transfer mechanisms |
| JP5905381B2 (ja) * | 2012-12-25 | 2016-04-20 | 東京瓦斯株式会社 | 蓄電システムおよび蓄電方法 |
| US9698421B2 (en) * | 2013-02-11 | 2017-07-04 | Basf Se | Active cathode material and its use in rechargeable electrochemical cells |
| KR102195063B1 (ko) * | 2013-03-13 | 2020-12-24 | 필드 업그레이딩 유에스에이, 인코포레이티드 | 나트륨 인터칼레이션 전극을 갖는 저온 이차 전지 |
| KR102217751B1 (ko) * | 2013-03-13 | 2021-02-19 | 필드 업그레이딩 유에스에이, 인코포레이티드 | 용융된 나트륨-fsa 전해질을 갖는 저온 배터리 |
| WO2014156765A1 (ja) * | 2013-03-28 | 2014-10-02 | 住友化学株式会社 | ナトリウム二次電池用正極活物質、ナトリウム二次電池用正極およびナトリウム二次電池 |
| KR102219663B1 (ko) * | 2013-05-30 | 2021-02-24 | 필드 업그레이딩 유에스에이, 인코포레이티드 | 실온/중온 전기 차량 배터리용 하이브리드 용융/고체 나트륨 애노드 |
| JP2014235912A (ja) * | 2013-06-03 | 2014-12-15 | 住友電気工業株式会社 | ナトリウム溶融塩電池およびその製造方法 |
| AU2014274717B2 (en) | 2013-06-06 | 2018-12-13 | Field Upgrading Usa, Inc. | Low viscosity/high conductivity sodium haloaluminate electrolyte |
| JP2015022868A (ja) * | 2013-07-18 | 2015-02-02 | 住友電気工業株式会社 | 溶融塩電池 |
| US9431681B2 (en) | 2013-09-05 | 2016-08-30 | Ceramatec, Inc. | High temperature sodium battery with high energy efficiency |
| US9537179B2 (en) | 2013-09-25 | 2017-01-03 | Ceramatec, Inc. | Intermediate temperature sodium-metal halide battery |
| WO2015048294A1 (en) * | 2013-09-25 | 2015-04-02 | Ceramatec, Inc. | Intermediate temperature sodium-metal halide battery |
| KR102192082B1 (ko) | 2013-10-18 | 2020-12-16 | 삼성전자주식회사 | 음극 활물질, 상기 음극 활물질을 포함하는 음극 및 상기 음극을 포함하는 리튬 이차전지 |
| KR102149334B1 (ko) | 2013-10-21 | 2020-08-28 | 삼성전자주식회사 | 양극활물질, 및 이를 포함하는 양극 및 나트륨이차전지 |
| JP6189233B2 (ja) * | 2014-03-10 | 2017-08-30 | 住友電気工業株式会社 | ナトリウム溶融塩電池およびその使用方法 |
| JP6349998B2 (ja) | 2014-06-17 | 2018-07-04 | 住友電気工業株式会社 | ナトリウムイオン二次電池 |
| KR101610014B1 (ko) * | 2014-09-16 | 2016-04-11 | 전자부품연구원 | 이산화황 기반의 이온성 액체 전해질을 포함하는 전해액 및 그를 갖는 나트륨-이산화황 이차 전지 |
| TWI597887B (zh) * | 2014-11-13 | 2017-09-01 | 日本曹達股份有限公司 | Negative electrode composition for power storage device, negative electrode comprising the same, and power storage device, and method for producing negative electrode for power storage device |
| KR102339641B1 (ko) | 2015-04-17 | 2021-12-15 | 필드 업그레이딩 유에스에이, 인코포레이티드 | 나트륨 이온 전도성 세라믹 세퍼레이터를 지니는 나트륨-알루미늄 배터리 |
| US11267707B2 (en) | 2019-04-16 | 2022-03-08 | Honeywell International Inc | Purification of bis(fluorosulfonyl) imide |
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| JPS5311060B2 (ja) * | 1973-08-09 | 1978-04-19 | ||
| JPS5539124A (en) * | 1978-09-13 | 1980-03-18 | Nobuyuki Koura | A *a c 3 nac *fes2* system melting salt secondary cell |
| JPH08203331A (ja) * | 1995-01-24 | 1996-08-09 | Toshiba Corp | 絶縁テープ、絶縁線輪、及び超電導マグネット |
| JP2002008598A (ja) * | 2000-06-21 | 2002-01-11 | Mitsubishi Heavy Ind Ltd | 二次電池 |
| US20040121200A1 (en) * | 2002-12-24 | 2004-06-24 | Richard Johnsen | Inactive end cell assembly for fuel cells for improved electrolyte management and electrical contact |
| KR100561298B1 (ko) * | 2004-01-13 | 2006-03-15 | 삼성에스디아이 주식회사 | 이차 전지 |
| EP1862452A1 (en) * | 2005-03-23 | 2007-12-05 | Kyoto University | Molten salt composition and use thereof |
| JP5037846B2 (ja) | 2006-03-31 | 2012-10-03 | 日本碍子株式会社 | ナトリウム−硫黄電池 |
| DE102007009295A1 (de) * | 2007-02-16 | 2008-08-21 | Varta Microbattery Gmbh | Galvanisches Element mit hoher Kapazität |
| JP4199282B2 (ja) * | 2007-05-14 | 2008-12-17 | 株式会社東芝 | 非水電解質二次電池 |
| JP4656102B2 (ja) * | 2007-07-27 | 2011-03-23 | トヨタ自動車株式会社 | 固体型電池 |
| JP5273765B2 (ja) * | 2007-09-14 | 2013-08-28 | 国立大学法人京都大学 | 溶融塩組成物及びその利用 |
| JP2009135092A (ja) * | 2007-11-09 | 2009-06-18 | Sumitomo Chemical Co Ltd | 複合金属酸化物およびナトリウム二次電池 |
| CN101933179B (zh) * | 2008-02-04 | 2014-05-28 | 住友化学株式会社 | 复合金属氧化物及钠二次电池 |
| JP2009259601A (ja) * | 2008-04-16 | 2009-11-05 | Sumitomo Chemical Co Ltd | ナトリウムイオン二次電池用電極活物質およびその製造方法 |
| JP5159681B2 (ja) * | 2009-03-25 | 2013-03-06 | 株式会社東芝 | 非水電解質電池 |
| CA2775284C (en) * | 2009-09-28 | 2018-09-04 | Kyoto University | Battery and energy system |
| CN102318127B (zh) * | 2010-01-13 | 2015-07-15 | 松下电器产业株式会社 | 锂离子二次电池及其制造方法 |
| JP5779050B2 (ja) * | 2010-11-30 | 2015-09-16 | 住友電気工業株式会社 | 溶融塩電池 |
| JP5810823B2 (ja) * | 2011-10-19 | 2015-11-11 | 住友電気工業株式会社 | ナトリウム溶融塩電池用電極、ナトリウム溶融塩電池および、およびナトリウム溶融塩電池の使用方法 |
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- 2012-02-22 CN CN2012800109658A patent/CN103460499A/zh active Pending
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| CN103460499A (zh) | 2013-12-18 |
| CA2828350C (en) | 2018-11-27 |
| EP2683018A1 (en) | 2014-01-08 |
| TW201242139A (en) | 2012-10-16 |
| US20130330608A1 (en) | 2013-12-12 |
| EP2683018A4 (en) | 2014-08-20 |
| CA2828350A1 (en) | 2012-09-07 |
| TWI525872B (zh) | 2016-03-11 |
| WO2012117916A1 (ja) | 2012-09-07 |
| EP3018739A1 (en) | 2016-05-11 |
| KR20140021547A (ko) | 2014-02-20 |
| JP2012182087A (ja) | 2012-09-20 |
| KR101852223B1 (ko) | 2018-04-25 |
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