JPH09511615A - 再充電可能な正電極 - Google Patents
再充電可能な正電極Info
- Publication number
- JPH09511615A JPH09511615A JP8516822A JP51682296A JPH09511615A JP H09511615 A JPH09511615 A JP H09511615A JP 8516822 A JP8516822 A JP 8516822A JP 51682296 A JP51682296 A JP 51682296A JP H09511615 A JPH09511615 A JP H09511615A
- Authority
- JP
- Japan
- Prior art keywords
- positive electrode
- compound
- electrode
- sulfur
- mixture
- 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.)
- Ceased
Links
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.混合物を備える正電極であって、 前記混合物は、 a)活性イオウと、 b)前記活性イオウと混合された電子伝導体であって、電子が前記活性イオウと 前記電子伝導体の間を移動できるようにされた電子伝導体と、 c)前記活性イオウと混合されたイオン伝導体であって、イオンが前記活性イオ ウと前記イオン伝導体の間を移動できるようにされたイオン伝導体と、 を含んでおり、 前記混合物は、電気化学反応に対する前記活性イオウの利用率が約10%と約 100%の間にある、正電極。 2.請求項1記載の正電極であって、 前記混合物が集電体と電気的に接続されている、正電極。 3.請求項1記載の正電極であって、 前記電極は、約−40℃と約180℃の間で動作される、正電極。 4.請求項1記載の正電極であって、 前記混合物は、約20重量%と約80重量%の間の活性イオウを含む、正電極 。 5.請求項4記載の正電極であって、 前記混合物は、約40重量%と約60重量%の間の活性イオウを含む、正電極 。 6.請求項1記載の正電極であって、 前記電子伝導体は、カーボンブラックと、炭素−炭素または炭素−窒素共有2 重結合を有する化合物と、電子導電性ポリマーと、ポリアニリン化合物と、ポリ チオフェン化合物と、ポリアセチレン化合物と、ポリピロール化合物と、それら の組み合わせと、で主に構成されるグループから選択される、正電極。 7.請求項1記載の正電極であって、 前記混合物は、約5重量%と約40重量%の間の電子伝導体を含む、正電極。 8.請求項14記載の正電極であって、 前記混合物は、約8重量%と約24重量%の間の電子伝導体を含む、正電極。 9.請求項1記載の正電極であって、 前記イオン伝導体は、固体またはゲルである、正電極。 10.請求項9記載の正電極であって、 前記イオン伝導体は、重合体電解質と、セラミック電解質と、ガラス電解質と 、βアルミナ化合物と、それらの組み合わせと、で主に構成されるグループから 選択される、正電極。 11.請求項9記載の正電極であって、 前記イオン伝導体は、 ポリエーテル化合物と、ポリイミン化合物と、ポリチオエーテル化合物と、ポ リホスファゼン化合物と、ポリアルキレン酸化物化合物と、ポリエチレン酸化物 化合物と、アモルファスポリエチレン酸化物化合物と、それらの組み合わせと、 から主に構成されるグループから選択された化合物と鎖体を形成する電解質塩を 備える、正電極。 12.請求項11記載の正電極であって、 前記固体イオン伝導体は、約0.1%と約20%の間の非プロトン性有機液体 をさらに含む、正電極。 13.請求項12記載の正電極であって、 前記非プロトン性有機液体は、 スルフォラン化合物と、ジメチルスルホン化合物と、テトラヒドロフラン化合 物と、プロピレンカーボネート化合物、ジアルキルカーボネート化合物と、エチ レンカーボネート化合物と、ジメチルカーボネート化合物と、ブチロラクトン化 合物と、N−メチルピロリジノン化合物と、テトラメチル尿素化合物と、ジオキ ソラン化合物と、グライム化合物と、エーテル化合物と、クラウンエーテル化合 物と、ジメトキシエタン化合物と、それらの組み合わせと、で主に構成されるグ ループから選択される、正電極。 14.請求項9記載の正電極であって、 前記イオン伝導体は、 ポリビニリデンフッ化化合物と、ヘキサフルオロプロピレン−ビニリデンフロ ライド共重合体化合物と、ポリアクリロニトリル化合物と、架橋ポリエーテル化 合物と、ポリアルキレン酸化物化合物と、ポリエチレン酸化物化合物と、それら の組み合わせと、で主に構成されるグループから選択されたゲル剤を含むゲルで ある、正電極。 15.請求項1記載の正電極であって、 前記混合物は、さらに、バインダと、電気触媒と、界面活性剤と、分散剤と、 保護層形成添加物と、の中の1つ以上を含む、正電極。 16.請求項1記載の正電極であって、 前記混合物は、固体またはゲルである、正電極。 17.電池セルであって、 a)混合物を含む正電極であって、前記混合物が、 i)約20重量%と約80重量%の間の活性イオウと、 ii)約15重量%と約75重量%の間のゲルまたは固体イオン伝導体と、 iii)約5重量%と約40重量%の間の電子伝導体と、を含む、正電極と、 b)前記正電極と電気的に接続された集電体と、 c)負電極と、 d)電解質セパレータと、 を備え、 前記混合物は、電気化学反応に対する前記活性イオウの利用率が約10%と約 100%の間にある、電池セル。 18.請求項17記載の電池セルであって、 前記電解質セパレータは、固体電解質セパレータである、電池セル。 19.請求項17記載の電池セルであって、 前記電解質セパレータは、ゲル電解質セパレータである、電池セル。 20.請求項17記載の電池セルであって、 前記電解質セパレータは、液体電解質セパレータである、電池セル。 21.請求項17記載の電池セルであって、 前記負電極は、固体負電極である、電池セル。 22.請求項17記載の電池セルであって、 前記負電極は、ゲル負電極である、電池セル。 23.請求項17記載の電池セルであって、 前記負電極は、液体負電極である、電池セル。 24.電池セルであって、 (a)約20重量%と約80重量%の間の活性イオウと、約15重量%と約75 重量%の間のイオン伝導体と、約5重量%と約40重量%の間の電子伝導体と、 を備える正複合電極と、 (b)負電極と、 (c)固体電解質セパレータ、または、ゲル電解質セパレータと、を備え、 前記正電極は、電気化学反応に対する前記活性イオウの利用率が約10%と約 100%の間にある、電池セル。 25.請求項24記載の電池セルであって、 前記負電極は、 アルカリ金属と、アルカリ土類金属と、遷移金属と、アルカリ金属とアルカリ 土類金属と遷移金属の混合物と、炭素と、リチウムまたはナトリウムに挿入され た炭素と、リチウムまたはナトリウムと炭素との混合物と、で主に構成されるグ ループから選択される、電池セル。 26.請求項25記載の電池セルであって、 前記負電極は、リチウムと、ナトリウムと、リチウムまたはナトリウムと炭素 との混合物、または、リチウムまたはナトリウムに挿入された炭素と、で主に構 成されるグループから選択される、電池セル。 27.請求項25記載の電池セルであって、 前記負電極は、リチウムと、ナトリウムと、Na4Pb と、リチウム−シリコン 合金と、リチウム−アルミニウム合金と、で主に構成されるグループから選択さ れる、電池セル。 28.請求項24記載の電池セルであって、 前記電解質セパレータは、ゲルである、電池セル。 29.請求項24記載の電池セルであって、 前記電解質セパレータは、固体である、電池セル。 30.電池セルであって、 (a)炭素と、リチウムまたはナトリウムに挿入された炭素と、リチウムまたは ナトリウムと炭素との混合物と、を含む負電極と、 (b)約20重量%と約80重量%の間の活性イオウと、約15重量%と約75 重量%の間のイオン伝導体と、約5重量%と約40重量%の間の電子伝導体と、 を含む正電極と、を備え、 前記正電極は、電気化学反応に対する前記活性イオウの利用率が約10%と約 100%の間にある、電池セル。 31.請求項30記載の電池セルであって、さらに、 液体電解質に含まれた電解質塩を備える、電池セル。 32.請求項31記載の電池セルであって、さらに、 前記液体電解質内にセパレータを備える、電池セル。 33.請求項30記載の電池セルであって、 前記負電極は、高度に不規則化された炭素に挿入されたリチウム、グラファイ ト層間化合物、または、LiyC6(ここで、y=0.3〜2)、を備える、電池 セル。 34.含活性イオウ電極の形成方法であって、 活性イオウと、電子伝導体と、イオン伝導体とを組み合わせることによって混 合物を形成する工程と、 前記混合物を均質化して均質混合物を形成する工程と、 前記均質混合物から前記含活性イオウ電極を形成する工程と、を備え、 前記含活性イオウ電極は、電気化学反応に対する前記活性イオウの利用率が少 なくとも約10%である、方法。 35.請求項34記載の方法であって、 前記方法は、前記活性イオウと、前記電子伝導体と、前記イオン伝導体を、液 体と組み合わせることによって、スラリを形成する工程を備える、方法。 36.請求項35記載の方法であって、 前記スラリは、前記活性イオウと、前記電子伝導体と、前記イオン伝導体と、 前記液体とに加えられた分散剤によって形成される、方法。 37.請求項35記載の方法であって、 前記均質工程は、前記スラリを非凝集化して前記均質混合物を形成する工程を 含む、方法。 38.請求項37記載の方法であって、 前記含活性イオウ電極形成工程は、前記均質混合物のスラリ層を基板に塗布す る工程を含む、方法。 39.請求項38記載の方法であって、 前記スラリ層は、集電体の上に形成される、方法。 40.請求項38記載の方法であって、 前記スラリ層は、非接着性基板の上に形成される、方法。 41.請求項40記載の方法であって、さらに、 前記スラリ層を乾燥させることによって、前記含活性イオウ電極を形成する工 程と、 前記非接着性基板から前記含活性イオウ電極を除去する工程と、 前記含活性イオウ電極を集電体に付着させることによって、前記含活性イオウ 電極が前記集電体に電気的に接触するようにする工程と、 を備える方法。 42.請求項38記載の方法であって、さらに、 前記スラリ層を乾燥させることによって、前記含活性イオウ電極を形成する工 程を備える、方法。 43.請求項38記載の方法であって、 前記スラリ層は、スラリ源と連続的に接触する前記基板の上に連続的に形成さ れる、方法。 44.請求項34記載の方法であって、 前記均質化工程は、前記活性イオウと、前記電子伝導体と、前記イオン伝導体 とを含む固体相混合物を均質化する工程を備える、方法。 45.請求項34記載の方法であって、 前記組み合わせ工程に使用される前記電子伝導体は、炭素と導電性ポリマーで 構成されるグループから選択される、方法。 46.請求項34記載の方法であって、 前記イオン伝導体は、ポリアルキレン酸化物である、方法。 47.請求項34記載の方法であって、さらに、 前記含イオウ電極を含む電気化学セルを生成する工程を備える、方法。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/344,384 | 1994-11-23 | ||
| US08/344,384 US5523179A (en) | 1994-11-23 | 1994-11-23 | Rechargeable positive electrode |
| US08/479,687 | 1995-06-07 | ||
| US08/479,687 US5582623A (en) | 1994-11-23 | 1995-06-07 | Methods of fabricating rechargeable positive electrodes |
| PCT/US1995/012671 WO1996016450A1 (en) | 1994-11-23 | 1995-10-03 | Rechargeable positive electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09511615A true JPH09511615A (ja) | 1997-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8516822A Ceased JPH09511615A (ja) | 1994-11-23 | 1995-10-03 | 再充電可能な正電極 |
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| Country | Link |
|---|---|
| US (2) | US5523179A (ja) |
| EP (1) | EP0739544B1 (ja) |
| JP (1) | JPH09511615A (ja) |
| CN (1) | CN1153311C (ja) |
| AT (1) | ATE229695T1 (ja) |
| AU (1) | AU706408B2 (ja) |
| BR (1) | BR9506539A (ja) |
| CA (1) | CA2181822A1 (ja) |
| DE (1) | DE69529150T2 (ja) |
| DK (1) | DK0739544T3 (ja) |
| ES (1) | ES2188675T3 (ja) |
| RU (1) | RU2143768C1 (ja) |
| WO (1) | WO1996016450A1 (ja) |
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- 1995-10-03 JP JP8516822A patent/JPH09511615A/ja not_active Ceased
- 1995-10-03 BR BR9506539A patent/BR9506539A/pt not_active IP Right Cessation
- 1995-10-03 CA CA002181822A patent/CA2181822A1/en not_active Abandoned
- 1995-10-03 AU AU38882/95A patent/AU706408B2/en not_active Expired
- 1995-10-03 RU RU96117113A patent/RU2143768C1/ru active
- 1995-10-03 ES ES95938139T patent/ES2188675T3/es not_active Expired - Lifetime
- 1995-10-03 DK DK95938139T patent/DK0739544T3/da active
- 1995-10-03 DE DE69529150T patent/DE69529150T2/de not_active Expired - Lifetime
- 1995-10-03 AT AT95938139T patent/ATE229695T1/de not_active IP Right Cessation
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006503416A (ja) * | 2002-10-15 | 2006-01-26 | ポリプラス バッテリー カンパニー | 活性金属アノードを保護するためのイオン伝導複合物 |
| JP4781676B2 (ja) * | 2002-10-15 | 2011-09-28 | ポリプラス バッテリー カンパニー | 電気化学デバイスの構成要素、その製造方法、電池用のセパレータ、及び、電池セル |
| JP2010507887A (ja) * | 2006-10-25 | 2010-03-11 | オクシス・エナジー・リミテッド | 高比エネルギーのリチウム−硫黄電池及びその動作法 |
| JP2013037960A (ja) * | 2011-08-10 | 2013-02-21 | Toyota Industries Corp | 硫黄系正極活物質の製造方法および製造装置 |
| WO2014073560A1 (ja) * | 2012-11-09 | 2014-05-15 | 株式会社村田製作所 | 二次電池、及び二次電池の充放電方法 |
| JPWO2014073560A1 (ja) * | 2012-11-09 | 2016-09-08 | 株式会社村田製作所 | 二次電池、及び二次電池の充放電方法 |
| JP2021516858A (ja) * | 2018-05-03 | 2021-07-08 | エルジー・ケム・リミテッド | 高分子系固体電解質を含む電極の製造方法及びこれによって製造された電極 |
| JP2021516859A (ja) * | 2018-05-03 | 2021-07-08 | エルジー・ケム・リミテッド | 高分子系固体電解質を含む電極の製造方法及びこれによって製造された電極 |
| CN113016093A (zh) * | 2018-09-14 | 2021-06-22 | 奥克斯能源有限公司 | 电池 |
| JP2022500825A (ja) * | 2018-09-14 | 2022-01-04 | オキシス エナジー リミテッド | バッテリー |
| JP2025003750A (ja) * | 2018-09-14 | 2025-01-09 | ジェライオン・テクノロジーズ・プロプライエタリー・リミテッド | バッテリー |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2188675T3 (es) | 2003-07-01 |
| US5532077A (en) | 1996-07-02 |
| DE69529150D1 (de) | 2003-01-23 |
| EP0739544B1 (en) | 2002-12-11 |
| WO1996016450A1 (en) | 1996-05-30 |
| US5523179A (en) | 1996-06-04 |
| CA2181822A1 (en) | 1996-05-30 |
| EP0739544A1 (en) | 1996-10-30 |
| DE69529150T2 (de) | 2003-04-17 |
| AU706408B2 (en) | 1999-06-17 |
| CN1144017A (zh) | 1997-02-26 |
| ATE229695T1 (de) | 2002-12-15 |
| BR9506539A (pt) | 1997-10-28 |
| RU2143768C1 (ru) | 1999-12-27 |
| DK0739544T3 (da) | 2003-01-06 |
| CN1153311C (zh) | 2004-06-09 |
| AU3888295A (en) | 1996-06-17 |
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