JP2017515278A - 電気化学セルのための複合電極および電気化学セル - Google Patents
電気化学セルのための複合電極および電気化学セル Download PDFInfo
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- JP2017515278A JP2017515278A JP2016565457A JP2016565457A JP2017515278A JP 2017515278 A JP2017515278 A JP 2017515278A JP 2016565457 A JP2016565457 A JP 2016565457A JP 2016565457 A JP2016565457 A JP 2016565457A JP 2017515278 A JP2017515278 A JP 2017515278A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
- H01M4/623—Binders being polymers fluorinated polymers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Inorganic Chemistry (AREA)
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Abstract
Description
−複合電極が、万一の体積変化を補償し得る高い弾性を特徴とする。
−活性材料の破壊による亀裂形成が効果的に阻止される。
−バインダーの電気伝導性およびイオン伝導性により、高い充電率および放電率が達成される。
−電気化学セルが高いエネルギー密度を有しており、とりわけ、高い出力密度を必要とする用途に適している。
2 伝導性添加剤
3 変換材料
4 バインダー
5 セパレーター
6 電解質
7 アノード
8 カソード
9 容器
10 リチウムイオンバッテリーセル
Claims (13)
- 弾性で伝導性のポリマーバインダー(4)と、変換材料(3)とを含んでおり、変換材料(3)が少なくとも1種の遷移金属MおよびアニオンXを含んでおり、かつ遷移金属が電気化学セルのセル充電工程において完全に還元可能である、電気化学セルのための複合電極。
- 変換材料(3)が化合物MXまたはMXYとして存在しており、Mが、とりわけFe、Bi、Ti、V、Co、Ni、Cu、Mn、およびそれらからの混合物から成る群から選択され、好ましくはFe、Mn、Co、およびCuから成る群から選択されることを特徴とする、請求項1に記載の複合電極。
- Xが、ハロゲン化物、非金属、または半金属であり、好ましくはF、Cl、S、O、N、およびPから成る群から選択されることを特徴とする、請求項1または2に記載の複合電極。
- Yが、アルカリ金属およびアルカリ土類金属、C、ならびにAlの群から選択され、好ましくはLi、Na、K、およびCから成る群から選択されることを特徴とする、請求項2または3に記載の複合電極。
- 伝導性の添加剤をさらに含有しており、伝導性の添加剤が、とりわけC、Al、およびCuから成る群から選択され、好ましくはC、とりわけカーボンブラックまたはグラファイトを含有している、請求項1〜4のいずれか一つに記載の複合電極。
- 複合電極が、金属リチウム、とりわけ安定化リチウム金属粉末(SLMP)を含有することを特徴とする、請求項1〜5のいずれか一つに記載の複合電極。
- 変換材料(3)の割合とポリマーバインダー(4)の割合が、4:1、とりわけ9:1、とりわけ99:1であることを特徴とする、請求項1〜6のいずれか一つに記載の複合電極。
- ポリマーバインダー(4)が、極性側基を有する芳香族骨格を有することを特徴とする、請求項1〜7のいずれか一つに記載の複合電極。
- ポリマーバインダー(4)がポリエチレンオキシド側鎖を有すること、ならびに/またはポリマーバインダー(4)が、ポリフルオレン単位および/もしくは安息香酸単位および/もしくはビフェニル単位および/もしくはフルオレン単位を骨格内に有することを特徴とする、請求項1〜8のいずれか一つに記載の複合電極。
- ポリマーバインダー(4)がPFPFOFOMBであることを特徴とする、請求項1〜9のいずれか一つに記載の複合電極。
- ポリマーバインダー(4)の割合が、変換材料(3)の総重量に対して0.1〜30重量%、とりわけ0.5〜10重量%、とりわけ1〜5重量%であることを特徴とする、請求項1〜10のいずれか一つに記載の複合電極。
- アノード(7)、カソード(8)、少なくとも1つの電解質(6)、および少なくとも1つのセパレーターを含んでおり、カソード(8)および/またはアノード(7)が請求項1〜11のいずれか一つに記載の複合電極から形成されている、電気化学セル。
- 電流導体をさらに含んでおり、アノード(7)がリチウム金属フィルムとして形成されているかまたは液体リチウムを含んでおり、かつセパレーターが1つまたは複数の固体セパレーターまたは液体セパレーターを含有している、請求項12に記載の電気化学セル。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014214899.5 | 2014-07-30 | ||
DE102014214899.5A DE102014214899A1 (de) | 2014-07-30 | 2014-07-30 | Kompositelektrode für eine elektrochemische Zelle und elektrochemische Zelle |
PCT/EP2015/063461 WO2016015915A1 (de) | 2014-07-30 | 2015-06-16 | Kompositelektrode für eine elektrochemische zelle und elektrochemische zelle |
Publications (2)
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JP2017515278A true JP2017515278A (ja) | 2017-06-08 |
JP6357544B2 JP6357544B2 (ja) | 2018-07-11 |
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JP2016565457A Active JP6357544B2 (ja) | 2014-07-30 | 2015-06-16 | 電気化学セルのための複合電極および電気化学セル |
Country Status (6)
Country | Link |
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US (1) | US20170141399A1 (ja) |
EP (1) | EP3175501B1 (ja) |
JP (1) | JP6357544B2 (ja) |
CN (1) | CN106165159A (ja) |
DE (1) | DE102014214899A1 (ja) |
WO (1) | WO2016015915A1 (ja) |
Families Citing this family (31)
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US10734642B2 (en) | 2016-03-30 | 2020-08-04 | Global Graphene Group, Inc. | Elastomer-encapsulated particles of high-capacity anode active materials for lithium batteries |
US11495792B2 (en) | 2017-02-16 | 2022-11-08 | Global Graphene Group, Inc. | Method of manufacturing a lithium secondary battery having a protected high-capacity anode active material |
US11978904B2 (en) | 2017-02-24 | 2024-05-07 | Honeycomb Battery Company | Polymer binder for lithium battery and method of manufacturing |
US10985373B2 (en) * | 2017-02-27 | 2021-04-20 | Global Graphene Group, Inc. | Lithium battery cathode and method of manufacturing |
US11742475B2 (en) | 2017-04-03 | 2023-08-29 | Global Graphene Group, Inc. | Encapsulated anode active material particles, lithium secondary batteries containing same, and method of manufacturing |
US10483533B2 (en) | 2017-04-10 | 2019-11-19 | Global Graphene Group, Inc. | Encapsulated cathode active material particles, lithium secondary batteries containing same, and method of manufacturing |
US10862129B2 (en) | 2017-04-12 | 2020-12-08 | Global Graphene Group, Inc. | Lithium anode-protecting polymer layer for a lithium metal secondary battery and manufacturing method |
US10964951B2 (en) | 2017-08-14 | 2021-03-30 | Global Graphene Group, Inc. | Anode-protecting layer for a lithium metal secondary battery and manufacturing method |
US11721832B2 (en) | 2018-02-23 | 2023-08-08 | Global Graphene Group, Inc. | Elastomer composite-encapsulated particles of anode active materials for lithium batteries |
US10971722B2 (en) | 2018-03-02 | 2021-04-06 | Global Graphene Group, Inc. | Method of manufacturing conducting elastomer composite-encapsulated particles of anode active materials for lithium batteries |
US11005094B2 (en) | 2018-03-07 | 2021-05-11 | Global Graphene Group, Inc. | Electrochemically stable elastomer-encapsulated particles of anode active materials for lithium batteries |
US10818926B2 (en) | 2018-03-07 | 2020-10-27 | Global Graphene Group, Inc. | Method of producing electrochemically stable elastomer-encapsulated particles of anode active materials for lithium batteries |
US11043694B2 (en) | 2018-04-16 | 2021-06-22 | Global Graphene Group, Inc. | Alkali metal-selenium secondary battery containing a cathode of encapsulated selenium particles |
US10978698B2 (en) | 2018-06-15 | 2021-04-13 | Global Graphene Group, Inc. | Method of protecting sulfur cathode materials for alkali metal-sulfur secondary battery |
US11121398B2 (en) | 2018-06-15 | 2021-09-14 | Global Graphene Group, Inc. | Alkali metal-sulfur secondary battery containing cathode material particulates |
US10978744B2 (en) | 2018-06-18 | 2021-04-13 | Global Graphene Group, Inc. | Method of protecting anode of a lithium-sulfur battery |
US10957912B2 (en) | 2018-06-18 | 2021-03-23 | Global Graphene Group, Inc. | Method of extending cycle-life of a lithium-sulfur battery |
US10854927B2 (en) | 2018-06-18 | 2020-12-01 | Global Graphene Group, Inc. | Method of improving cycle-life of alkali metal-sulfur secondary battery |
US10862157B2 (en) | 2018-06-18 | 2020-12-08 | Global Graphene Group, Inc. | Alkali metal-sulfur secondary battery containing a conductive electrode-protecting layer |
US10777810B2 (en) | 2018-06-21 | 2020-09-15 | Global Graphene Group, Inc. | Lithium metal secondary battery containing a protected lithium anode |
US11276852B2 (en) | 2018-06-21 | 2022-03-15 | Global Graphene Group, Inc. | Lithium metal secondary battery containing an elastic anode-protecting layer |
US10873088B2 (en) | 2018-06-25 | 2020-12-22 | Global Graphene Group, Inc. | Lithium-selenium battery containing an electrode-protecting layer and method of improving cycle-life |
US11239460B2 (en) | 2018-08-22 | 2022-02-01 | Global Graphene Group, Inc. | Method of producing electrochemically stable elastomer-encapsulated particles of cathode active materials for lithium batteries |
US11043662B2 (en) | 2018-08-22 | 2021-06-22 | Global Graphene Group, Inc. | Electrochemically stable elastomer-encapsulated particles of cathode active materials for lithium batteries |
US11223049B2 (en) | 2018-08-24 | 2022-01-11 | Global Graphene Group, Inc. | Method of producing protected particles of cathode active materials for lithium batteries |
US10886528B2 (en) | 2018-08-24 | 2021-01-05 | Global Graphene Group, Inc. | Protected particles of cathode active materials for lithium batteries |
US10971724B2 (en) | 2018-10-15 | 2021-04-06 | Global Graphene Group, Inc. | Method of producing electrochemically stable anode particulates for lithium secondary batteries |
US10629899B1 (en) | 2018-10-15 | 2020-04-21 | Global Graphene Group, Inc. | Production method for electrochemically stable anode particulates for lithium secondary batteries |
US11791450B2 (en) | 2019-01-24 | 2023-10-17 | Global Graphene Group, Inc. | Method of improving cycle life of a rechargeable lithium metal battery |
US10971725B2 (en) | 2019-01-24 | 2021-04-06 | Global Graphene Group, Inc. | Lithium metal secondary battery containing elastic polymer foam as an anode-protecting layer |
DE102019118207A1 (de) * | 2019-07-05 | 2021-01-07 | Bayerische Motoren Werke Aktiengesellschaft | Elektrode mit Abstandshaltern |
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2014
- 2014-07-30 DE DE102014214899.5A patent/DE102014214899A1/de not_active Ceased
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2015
- 2015-06-16 EP EP15729180.8A patent/EP3175501B1/de active Active
- 2015-06-16 WO PCT/EP2015/063461 patent/WO2016015915A1/de active Application Filing
- 2015-06-16 JP JP2016565457A patent/JP6357544B2/ja active Active
- 2015-06-16 CN CN201580019379.3A patent/CN106165159A/zh active Pending
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2017
- 2017-01-27 US US15/417,285 patent/US20170141399A1/en not_active Abandoned
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JP2010135310A (ja) * | 2008-10-29 | 2010-06-17 | Sanyo Chem Ind Ltd | リチウム二次電池正極用結着剤及び正極材料 |
JP2010232174A (ja) * | 2009-03-12 | 2010-10-14 | Belenos Clean Power Holding Ag | 窒化物および炭化物アノード材料 |
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Also Published As
Publication number | Publication date |
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DE102014214899A1 (de) | 2016-02-04 |
EP3175501A1 (de) | 2017-06-07 |
WO2016015915A1 (de) | 2016-02-04 |
US20170141399A1 (en) | 2017-05-18 |
CN106165159A (zh) | 2016-11-23 |
JP6357544B2 (ja) | 2018-07-11 |
EP3175501B1 (de) | 2021-03-24 |
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