JP5914635B2 - 角形二次電池モジュール - Google Patents
角形二次電池モジュール Download PDFInfo
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- JP5914635B2 JP5914635B2 JP2014504563A JP2014504563A JP5914635B2 JP 5914635 B2 JP5914635 B2 JP 5914635B2 JP 2014504563 A JP2014504563 A JP 2014504563A JP 2014504563 A JP2014504563 A JP 2014504563A JP 5914635 B2 JP5914635 B2 JP 5914635B2
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- 238000004804 winding Methods 0.000 claims description 24
- 125000006850 spacer group Chemical group 0.000 claims description 11
- 238000013459 approach Methods 0.000 claims description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 26
- 229910001416 lithium ion Inorganic materials 0.000 description 26
- 239000000203 mixture Substances 0.000 description 16
- 239000011888 foil Substances 0.000 description 15
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 239000007774 positive electrode material Substances 0.000 description 8
- 230000008961 swelling Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000007773 negative electrode material Substances 0.000 description 7
- 238000010248 power generation Methods 0.000 description 7
- 238000005452 bending Methods 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 4
- 230000008602 contraction Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- -1 lithium hexafluorophosphate Chemical compound 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- OFHQVNFSKOBBGG-UHFFFAOYSA-N 1,2-difluoropropane Chemical compound CC(F)CF OFHQVNFSKOBBGG-UHFFFAOYSA-N 0.000 description 1
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
- KXJGSNRAQWDDJT-UHFFFAOYSA-N 1-acetyl-5-bromo-2h-indol-3-one Chemical compound BrC1=CC=C2N(C(=O)C)CC(=O)C2=C1 KXJGSNRAQWDDJT-UHFFFAOYSA-N 0.000 description 1
- PPDFQRAASCRJAH-UHFFFAOYSA-N 2-methylthiolane 1,1-dioxide Chemical compound CC1CCCS1(=O)=O PPDFQRAASCRJAH-UHFFFAOYSA-N 0.000 description 1
- SBUOHGKIOVRDKY-UHFFFAOYSA-N 4-methyl-1,3-dioxolane Chemical compound CC1COCO1 SBUOHGKIOVRDKY-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
- 229910015044 LiB Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910008484 TiSi Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 1
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- H01M10/0431—Cells with wound or folded 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
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- 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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/271—Lids or covers for the racks or secondary casings
-
- 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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Materials Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Description
図1は、本実施の形態に係わる角形リチウムイオン二次電池の外観斜視図、図2は、図1に示される角形リチウムイオン二次電池の分解斜視図である。
次に、第2実施の形態について以下に説明する。なお、第1実施の形態と同様の構成要素には同一の符号を付することでその詳細な説明を省略する。
次に、第3実施の形態について以下に説明する。なお、第1および第2実施の形態と同様の構成要素には同一の符号を付することでその詳細な説明を省略する。
次に、第4実施の形態について以下に説明する。なお、第1〜第3実施の形態と同様の構成要素には同一の符号を付することでその詳細な説明を省略する。
2 電池容器
3 捲回電極群
3a 高さ方向中央部(最厚部)
4 蓋組立体
5 発電要素組立体
11 電池缶
21 電池蓋
41 絶縁保護フィルム
51 正極端子
52、62 外部端子
53、63 接続端子
54、64 集電端子
61 負極端子
71 ガス排出弁
72 注液口
73 注液栓
80、82、83、84 軸芯
80a、82a、83a、84a 高さ方向中央部
90 スペーサ
100 角形二次電池モジュール
101 バスバー
Claims (2)
- 軸芯に電極板が捲回された扁平状の捲回電極群を電池容器に収容して構成された角形二次電池を複数有する角形二次電池モジュールであって、
前記捲回電極群は、前記捲回電極群の捲回軸方向および扁平厚さ方向にそれぞれ直交する高さ方向の両端部から高さ方向中央部に移行するにしたがって前記扁平厚さ方向に漸次厚くなり、前記高さ方向中央部の厚さが最も厚い最厚部となる断面楕円形状を有し、
前記電池容器は、該電池容器に収容された前記捲回電極群の幅広面にそれぞれ対向する一対の対向壁部を有し、
前記複数の角形二次電池は、互いに隣り合う前記電池容器の対向壁部の間にスペーサを介在させて対向して配置されており、
前記スペーサは、前記電池容器の対向壁部を介して前記捲回電極群の前記高さ方向中央部に対向する位置に配置された構造を有し、
前記軸芯は、一枚のシートを捲回して、前記捲回電極群の高さ方向中央部に相当する位置で当該シートを複数枚重ねて接着させた接着部を有することを特徴とする角形二次電池モジュール。 - 前記軸芯は、一枚のシートの一方側のシート端部と他方側のシート端部とが互いに接近する方向に折り返されて前記捲回電極群の高さ方向中央部に相当する位置でシート端部どうしが重ね合わされており、
前記接着部は、前記一方側のシート端部と前記他方側のシート端部とを互いに接着していることを特徴とする請求項1に記載の角形二次電池モジュール。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2012/056631 WO2013136478A1 (ja) | 2012-03-15 | 2012-03-15 | 角形二次電池モジュール |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2013136478A1 JPWO2013136478A1 (ja) | 2015-08-03 |
JP5914635B2 true JP5914635B2 (ja) | 2016-05-11 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2014504563A Expired - Fee Related JP5914635B2 (ja) | 2012-03-15 | 2012-03-15 | 角形二次電池モジュール |
Country Status (2)
Country | Link |
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JP (1) | JP5914635B2 (ja) |
WO (1) | WO2013136478A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6620970B2 (ja) * | 2015-03-24 | 2019-12-18 | 株式会社Gsユアサ | 巻回装置、蓄電素子の製造方法、及び蓄電素子 |
GB201704294D0 (en) * | 2017-03-17 | 2017-05-03 | Dyson Technology Ltd | Energy storage device |
GB201704293D0 (en) * | 2017-03-17 | 2017-05-03 | Dyson Technology Ltd | Energy storage device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11224689A (ja) * | 1998-02-04 | 1999-08-17 | Fujitsu Ltd | 巻回式リチウム二次電池とその電極巻回体 |
JP2000156241A (ja) * | 1998-11-19 | 2000-06-06 | Japan Storage Battery Co Ltd | 電 池 |
JP2001236996A (ja) * | 2000-02-22 | 2001-08-31 | Sony Corp | 非水電解質電池の製造方法 |
JP2002245992A (ja) * | 2001-02-16 | 2002-08-30 | Toyota Motor Corp | 組電池 |
JP4972824B2 (ja) * | 2001-03-21 | 2012-07-11 | 新神戸電機株式会社 | 扁平捲回群製造方法及び捲回装置 |
JP4984450B2 (ja) * | 2005-07-19 | 2012-07-25 | トヨタ自動車株式会社 | 捲回型電池の製造方法 |
JP4630855B2 (ja) * | 2006-09-22 | 2011-02-09 | トヨタ自動車株式会社 | 組電池およびその製造方法 |
JP5121395B2 (ja) * | 2007-10-31 | 2013-01-16 | 三洋電機株式会社 | 電池パック及び電池パック用セパレータ |
WO2012004886A1 (ja) * | 2010-07-09 | 2012-01-12 | 日立ビークルエナジー株式会社 | 二次電池および扁平捲回形電極群の製造方法 |
JP6019638B2 (ja) * | 2012-03-14 | 2016-11-02 | 株式会社Gsユアサ | 蓄電素子 |
-
2012
- 2012-03-15 WO PCT/JP2012/056631 patent/WO2013136478A1/ja active Application Filing
- 2012-03-15 JP JP2014504563A patent/JP5914635B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2013136478A1 (ja) | 2013-09-19 |
JPWO2013136478A1 (ja) | 2015-08-03 |
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