JP6003656B2 - 非水電解液二次電池 - Google Patents
非水電解液二次電池 Download PDFInfo
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- JP6003656B2 JP6003656B2 JP2012558006A JP2012558006A JP6003656B2 JP 6003656 B2 JP6003656 B2 JP 6003656B2 JP 2012558006 A JP2012558006 A JP 2012558006A JP 2012558006 A JP2012558006 A JP 2012558006A JP 6003656 B2 JP6003656 B2 JP 6003656B2
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- Prior art keywords
- battery
- valve body
- aqueous electrolyte
- valve
- cleavage
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- Expired - Fee Related
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- 239000011255 nonaqueous electrolyte Substances 0.000 title claims description 32
- 238000003776 cleavage reaction Methods 0.000 claims description 47
- 230000007017 scission Effects 0.000 claims description 47
- 239000011888 foil Substances 0.000 claims description 23
- 238000005260 corrosion Methods 0.000 claims description 19
- 230000007797 corrosion Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 18
- 230000033116 oxidation-reduction process Effects 0.000 claims description 15
- 238000005536 corrosion prevention Methods 0.000 claims description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 239000003792 electrolyte Substances 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910002102 lithium manganese oxide Inorganic materials 0.000 description 1
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 1
- VLXXBCXTUVRROQ-UHFFFAOYSA-N lithium;oxido-oxo-(oxomanganiooxy)manganese Chemical compound [Li+].[O-][Mn](=O)O[Mn]=O VLXXBCXTUVRROQ-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000010409 thin film Substances 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
-
- 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
-
- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
-
- 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
-
- 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
- H01M50/147—Lids or covers
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/317—Re-sealable arrangements
- H01M50/325—Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
- H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Gas Exhaust Devices For Batteries (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
以下、本発明の実施例につき図面を参照しながら説明する。
2 電池缶本体
3 蓋板
3A 貫通孔
4 極板群
5 タブ
10 開裂弁
11 弁体
12 リング部材
13 開裂溝
15 腐食防止箔
Claims (8)
- 開口部を有する電池缶本体及び前記開口部を塞ぐ蓋板を有する電池缶と、
セパレータに非水電解液が保持されて前記電池缶本体の内部に収納された極板群と、
前記蓋板に設けられた開裂弁とを備え、
前記開裂弁の弁体が、前記電池缶内の酸化還元雰囲気によって腐食する材質により形成されている非水電解液二次電池であって、
前記蓋板には前記開裂弁を露出させる貫通孔が形成されており、
前記開裂弁は、
板材に開裂溝が形成された前記弁体と、
前記電池缶内が前記酸化還元雰囲気になると腐食する材質により形成され且つ前記板材の裏面側周縁部に固定されて前記弁体を前記貫通孔に対して気密に固定するリング部材と、
前記非水電解液と反応することがなく且つ前記酸化還元雰囲気で腐食することがない材料で形成され、弁体の開裂動作に影響を与えないように、前記貫通孔の周囲に位置する前記蓋板の裏面に気密に固定されて前記弁体及び前記リング部材を覆うことにより、前記弁体及び前記リング部材の腐食を防止する腐食防止箔とから構成されており、
前記腐食防止箔がアルミニウム箔であることを特徴とする非水電解液二次電池。 - 前記蓋板が金属材料により形成されており、
前記弁体及び前記リング部材が金属材料により形成されていることを特徴とする請求項1に記載の非水電解液二次電池。 - 前記金属材料が、SUS304であることを特徴とする請求項2に記載の非水電解液二次電池。
- 前記弁体及び前記リング部材は,前記貫通孔内に嵌合されており、前記リング部材が前記蓋板に溶接により固定されている請求項3に記載の非水電解液二次電池。
- 開口部を有する電池缶本体及び前記開口部を塞ぐ蓋板を有する電池缶と、
セパレータに非水電解液が保持されて前記電池缶本体の内部に収納された極板群と、
前記蓋板に設けられた開裂弁とを備え、
前記開裂弁の弁体が、前記電池缶内の酸化還元雰囲気によって腐食する材質により形成されている非水電解液二次電池であって、
前記開裂弁は、
前記電池缶内の酸化還元雰囲気によって腐食する材質により形成されている弁体と、
前記電池缶内が前記酸化還元雰囲気になると腐食する材質により形成され、前記弁体を前記蓋板に対して固定するリング部材と、
前記蓋板の裏面側から前記弁体及びリング部材を覆うことにより、前記弁体及び前記リング部材の腐食を防止する腐食防止箔とから構成されており、
前記腐食防止箔がアルミニウム箔であることを特徴とする非水電解液二次電池。 - 前記電池缶本体及び前記蓋板は、金属または樹脂で構成されていることを特徴とする請求項5に記載の非水電解液二次電池。
- 前記金属がSUS304製であることを特徴とする請求項6に記載の非水電解液二次電池。
- 前記電池缶が角型構造であることを特徴とする請求項5に記載の非水電解液二次電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011033308 | 2011-02-18 | ||
JP2011033308 | 2011-02-18 | ||
PCT/JP2012/053648 WO2012111744A1 (ja) | 2011-02-18 | 2012-02-16 | 非水電解液二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2012111744A1 JPWO2012111744A1 (ja) | 2014-07-07 |
JP6003656B2 true JP6003656B2 (ja) | 2016-10-05 |
Family
ID=46672656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012558006A Expired - Fee Related JP6003656B2 (ja) | 2011-02-18 | 2012-02-16 | 非水電解液二次電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130323544A1 (ja) |
JP (1) | JP6003656B2 (ja) |
KR (1) | KR20140016287A (ja) |
CN (1) | CN103380514A (ja) |
WO (1) | WO2012111744A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013201160A1 (de) * | 2013-01-24 | 2014-07-24 | Robert Bosch Gmbh | Batteriezelle mit einem Ausdehnungs-Berst-Bereich |
WO2015182136A1 (ja) * | 2014-05-30 | 2015-12-03 | パナソニックIpマネジメント株式会社 | 円筒形リチウムイオン二次電池 |
DE102022108797A1 (de) | 2022-04-11 | 2023-10-12 | Volkswagen Aktiengesellschaft | Batterie mit Berstelement |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260326A (ja) * | 1998-03-13 | 1999-09-24 | Cardio Pacing Reserch Laboratory:Kk | 密閉式電池 |
JP2001057185A (ja) * | 1999-01-28 | 2001-02-27 | Ngk Insulators Ltd | リチウム二次電池 |
JP2002184379A (ja) * | 2000-12-15 | 2002-06-28 | Sanyo Electric Co Ltd | 二次電池 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5567539A (en) * | 1994-05-23 | 1996-10-22 | Fuji Photo Film Co., Ltd. | Non-aqueous secondary cell |
US6562508B1 (en) * | 1998-09-03 | 2003-05-13 | Sanyo Electric Co., Ltd | Secondary cell |
US6468692B1 (en) * | 1999-06-08 | 2002-10-22 | Ngk Insulators, Ltd. | Lithium secondary battery with sealed casing members |
CN101901886B (zh) * | 2010-07-15 | 2013-06-12 | 东莞新能源电子科技有限公司 | 动力电池防爆装置 |
-
2012
- 2012-02-16 JP JP2012558006A patent/JP6003656B2/ja not_active Expired - Fee Related
- 2012-02-16 US US13/985,888 patent/US20130323544A1/en not_active Abandoned
- 2012-02-16 WO PCT/JP2012/053648 patent/WO2012111744A1/ja active Application Filing
- 2012-02-16 KR KR1020137024260A patent/KR20140016287A/ko not_active Application Discontinuation
- 2012-02-16 CN CN2012800094737A patent/CN103380514A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260326A (ja) * | 1998-03-13 | 1999-09-24 | Cardio Pacing Reserch Laboratory:Kk | 密閉式電池 |
JP2001057185A (ja) * | 1999-01-28 | 2001-02-27 | Ngk Insulators Ltd | リチウム二次電池 |
JP2002184379A (ja) * | 2000-12-15 | 2002-06-28 | Sanyo Electric Co Ltd | 二次電池 |
Also Published As
Publication number | Publication date |
---|---|
WO2012111744A1 (ja) | 2012-08-23 |
KR20140016287A (ko) | 2014-02-07 |
JPWO2012111744A1 (ja) | 2014-07-07 |
CN103380514A (zh) | 2013-10-30 |
US20130323544A1 (en) | 2013-12-05 |
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