FR2993710B1 - Batterie li-ion bipolaire a etancheite amelioree et procede de realisation associe - Google Patents

Batterie li-ion bipolaire a etancheite amelioree et procede de realisation associe

Info

Publication number
FR2993710B1
FR2993710B1 FR1256907A FR1256907A FR2993710B1 FR 2993710 B1 FR2993710 B1 FR 2993710B1 FR 1256907 A FR1256907 A FR 1256907A FR 1256907 A FR1256907 A FR 1256907A FR 2993710 B1 FR2993710 B1 FR 2993710B1
Authority
FR
France
Prior art keywords
making same
improved sealing
liquid battery
bipolar liquid
bipolar
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.)
Expired - Fee Related
Application number
FR1256907A
Other languages
English (en)
French (fr)
Other versions
FR2993710A1 (fr
Inventor
Jean-Francois Damlencourt
Emmanuel Augendre
Frank Fournel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
Original Assignee
Commissariat a lEnergie Atomique CEA
Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Commissariat a lEnergie Atomique CEA, Commissariat à l'Énergie Atomique et Aux Énergies Alternatives filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR1256907A priority Critical patent/FR2993710B1/fr
Priority to EP13762252.8A priority patent/EP2875538B1/fr
Priority to US14/415,472 priority patent/US20150180038A1/en
Priority to PCT/IB2013/055443 priority patent/WO2014013373A1/fr
Priority to KR1020157000962A priority patent/KR20150036073A/ko
Priority to JP2015522195A priority patent/JP6400574B2/ja
Publication of FR2993710A1 publication Critical patent/FR2993710A1/fr
Application granted granted Critical
Publication of FR2993710B1 publication Critical patent/FR2993710B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • 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
    • H01M4/64—Carriers or collectors
    • 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
    • H01M10/0418—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes with bipolar electrodes
    • 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0436—Small-sized flat cells or batteries for portable equipment
    • H01M10/044—Small-sized flat cells or batteries for portable equipment with bipolar electrodes
    • 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
    • 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
    • H01M10/058—Construction or manufacture
    • H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
    • 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
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • 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
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/117—Inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/117—Inorganic material
    • H01M50/119—Metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/131—Primary casings; Jackets or wrappings characterised by physical properties, e.g. gas permeability, size or heat resistance
    • H01M50/133—Thickness
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/19—Sealing members characterised by the material
    • H01M50/191—Inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/19—Sealing members characterised by the material
    • H01M50/198—Sealing members characterised by the material characterised by physical properties, e.g. adhesiveness or hardness
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/029—Bipolar electrodes
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49108—Electric battery cell making

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Composite Materials (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
FR1256907A 2012-07-17 2012-07-17 Batterie li-ion bipolaire a etancheite amelioree et procede de realisation associe Expired - Fee Related FR2993710B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR1256907A FR2993710B1 (fr) 2012-07-17 2012-07-17 Batterie li-ion bipolaire a etancheite amelioree et procede de realisation associe
EP13762252.8A EP2875538B1 (fr) 2012-07-17 2013-07-03 Batterie li-ion bipolaire a étanchéité améliorée et procédé de réalisation associé
US14/415,472 US20150180038A1 (en) 2012-07-17 2013-07-03 Bipolar Li-Ion Battery with Improved Seal and Associated Production Process
PCT/IB2013/055443 WO2014013373A1 (fr) 2012-07-17 2013-07-03 Batterie li-ion bipolaire a étanchéité améliorée et procédé de réalisation associé
KR1020157000962A KR20150036073A (ko) 2012-07-17 2013-07-03 밀봉이 개선된 바이폴라 리튬-이온 배터리 및 그 제조 방법
JP2015522195A JP6400574B2 (ja) 2012-07-17 2013-07-03 改善されたシールを有するバイポーラＬｉ−イオンバッテリーおよび関連する製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1256907A FR2993710B1 (fr) 2012-07-17 2012-07-17 Batterie li-ion bipolaire a etancheite amelioree et procede de realisation associe

Publications (2)

Publication Number Publication Date
FR2993710A1 FR2993710A1 (fr) 2014-01-24
FR2993710B1 true FR2993710B1 (fr) 2014-08-15

Family

ID=47022836

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1256907A Expired - Fee Related FR2993710B1 (fr) 2012-07-17 2012-07-17 Batterie li-ion bipolaire a etancheite amelioree et procede de realisation associe

Country Status (6)

Country Link
US (1) US20150180038A1 (enExample)
EP (1) EP2875538B1 (enExample)
JP (1) JP6400574B2 (enExample)
KR (1) KR20150036073A (enExample)
FR (1) FR2993710B1 (enExample)
WO (1) WO2014013373A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6659254B2 (ja) * 2015-06-30 2020-03-04 日産自動車株式会社 二次電池およびその製造方法
KR20170063241A (ko) * 2015-11-30 2017-06-08 삼성에스디아이 주식회사 가요성 이차 전지
TWI643378B (zh) * 2016-10-13 2018-12-01 輝能科技股份有限公司 電性絕緣器及其應用之電池
CN107946517B (zh) * 2016-10-13 2021-11-23 辉能科技股份有限公司 电性绝缘器及其应用的电池
DE102018204522B4 (de) * 2018-03-23 2025-02-13 LioVolt GmbH Verfahren zur Herstellung eines Bipolarbatteriezellen-Stapels
WO2021255238A1 (de) * 2020-06-19 2021-12-23 Varta Microbattery Gmbh Lithium-ionen-zelle mit hoher spezifischer energiedichte
FR3115934B1 (fr) * 2020-11-02 2022-10-07 Commissariat Energie Atomique Accumulateur électrochimique à architecture bipolaire comportant, comme matériau actif d’électrode, un matériau commun à toutes les électrodes
KR20220160766A (ko) 2021-05-28 2022-12-06 최창규 아두이노 압력센서가 내장된 헬스용 스트랩 장갑
CN114597420B (zh) * 2022-03-04 2024-01-12 蔚来动力科技(合肥)有限公司 锂离子电池、双极性集流体及其制备方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4556613A (en) * 1979-07-03 1985-12-03 Duracell Inc. Resistant glass in glass-metal seal and cell terminal structure for lithium electrochemical cells
CH658342A5 (de) * 1983-01-07 1986-10-31 Sonval S A Gasdichte primaerbatterie.
DE19910433A1 (de) * 1999-03-10 2000-09-14 Hoefliger Harro Verpackung Elektrochemische Zellen enthaltende Batterie und Verfahren zur Herstellung derselben
CN1286192C (zh) 2000-10-13 2006-11-22 松下电器产业株式会社 扁平方形电池
US20020164441A1 (en) * 2001-03-01 2002-11-07 The University Of Chicago Packaging for primary and secondary batteries
SE520007C8 (sv) 2001-09-19 2006-05-16 Nilar Europ Ab Ett bipolärt batteri, en metod för tillverkning av ett bipolärt batteri och bilplåtsammansättning
EP1451883A1 (en) * 2001-10-09 2004-09-01 Electrastor, LLC Nickel hydrogen battery
FR2832859B1 (fr) 2001-11-28 2004-01-09 Commissariat Energie Atomique Generateur electrochimique au lithium comprenant au moins une electrode bipolaire avec substrats conducteurs en aluminium ou alliage d'aluminium
US7338733B2 (en) 2002-04-30 2008-03-04 Sanyo Electric Co., Ltd. Battery pack
US7335448B2 (en) * 2002-05-30 2008-02-26 Matsushita Electric Industrial Co., Ltd. Lithium ion secondary battery
JP4144312B2 (ja) 2002-10-08 2008-09-03 日産自動車株式会社 バイポーラ電池
JP4135473B2 (ja) * 2002-11-07 2008-08-20 日産自動車株式会社 バイポーラ電池
JP4155054B2 (ja) 2003-02-18 2008-09-24 日産自動車株式会社 バイポーラ電池
JP4238645B2 (ja) 2003-06-12 2009-03-18 日産自動車株式会社 バイポーラ電池
JP4324794B2 (ja) 2004-11-09 2009-09-02 ソニー株式会社 負極活物質および二次電池
JP5098150B2 (ja) 2004-12-07 2012-12-12 日産自動車株式会社 バイポーラ電池およびその製造方法
KR20070085876A (ko) * 2004-12-10 2007-08-27 닛산 지도우샤 가부시키가이샤 바이폴라 전지
WO2006065605A2 (en) * 2004-12-16 2006-06-22 Uchicago Argonne, Llc Long life lithium batteries with stabilized electrodes
JP5266618B2 (ja) * 2006-03-20 2013-08-21 日産自動車株式会社 バイポーラ電池
JP4251204B2 (ja) 2006-08-31 2009-04-08 日産自動車株式会社 電池モジュール
JP5114036B2 (ja) 2006-09-08 2013-01-09 Ｎｅｃエナジーデバイス株式会社 積層型電池の製造方法
JP2008140638A (ja) * 2006-11-30 2008-06-19 Nissan Motor Co Ltd 双極型電池
FR2925768B1 (fr) 2007-12-21 2012-06-08 Commissariat Energie Atomique Batterie multipolaire a etancheite interplaque amelioree
KR101147208B1 (ko) * 2009-10-16 2012-05-29 삼성에스디아이 주식회사 이차 전지, 바이폴라 전극, 및 이차 전지의 제조 방법
JP5494089B2 (ja) * 2010-03-24 2014-05-14 日産自動車株式会社 双極型電池のシール構造
JP5533137B2 (ja) * 2010-03-30 2014-06-25 日産自動車株式会社 双極型電池のシール構造の製造方法、双極型電池の製造方法、双極型電池のシール構造、および双極型電池
FR2961637B1 (fr) 2010-06-16 2012-07-27 Commissariat Energie Atomique Collecteur de courant avec moyens d'etancheite integres, batterie bipolaire comprenant un tel collecteur
FR2961945B1 (fr) * 2010-06-23 2012-08-17 Commissariat Energie Atomique Procede de scellement de deux elements par thermocompression a basse temperature

Also Published As

Publication number Publication date
EP2875538A1 (fr) 2015-05-27
US20150180038A1 (en) 2015-06-25
FR2993710A1 (fr) 2014-01-24
WO2014013373A1 (fr) 2014-01-23
KR20150036073A (ko) 2015-04-07
EP2875538B1 (fr) 2020-01-15
JP6400574B2 (ja) 2018-10-03
JP2015527704A (ja) 2015-09-17

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