JP5387062B2 - 二次電池 - Google Patents
二次電池 Download PDFInfo
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- JP5387062B2 JP5387062B2 JP2009053379A JP2009053379A JP5387062B2 JP 5387062 B2 JP5387062 B2 JP 5387062B2 JP 2009053379 A JP2009053379 A JP 2009053379A JP 2009053379 A JP2009053379 A JP 2009053379A JP 5387062 B2 JP5387062 B2 JP 5387062B2
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- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 description 20
- 239000010410 layer Substances 0.000 description 19
- 239000011888 foil Substances 0.000 description 13
- -1 polytetrafluoroethylene Polymers 0.000 description 12
- 239000011347 resin Substances 0.000 description 12
- 229920005989 resin Polymers 0.000 description 12
- 238000010248 power generation Methods 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 6
- 239000004743 Polypropylene Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229920000573 polyethylene Polymers 0.000 description 6
- 229920001155 polypropylene Polymers 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000011889 copper foil Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 239000007773 negative electrode material Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 239000007774 positive electrode material Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 2
- 239000002648 laminated material Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910021470 non-graphitizable carbon Inorganic materials 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910014689 LiMnO Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910052798 chalcogen Inorganic materials 0.000 description 1
- 150000001787 chalcogens Chemical class 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000003759 ester based solvent Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910021469 graphitizable carbon Inorganic materials 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 239000005001 laminate film Substances 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 1
- 229910001486 lithium perchlorate Inorganic materials 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
Classifications
-
- 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
Description
図1は本発明の第1実施形態におけるラミネート電池を示す平面図、図2は図1のII−II線に沿った断面図、図3は図1のIII−III線に沿った断面図である。
101…正極板
101a…正極側集電体
101b,101c…正極層
102…セパレータ
103…負極板
103a…負極側集電体
103b,103c…負極層
104…正極端子
105…負極端子
106…上部外装部材
107…下部外装部材
108…発電要素
20…シール部
21…ガス吸着部
22…第1の開封部
23…ガス排出部
231…第2の開封部
232…貫通孔
Claims (5)
- 外装部材を貼り合わせたシール部により電池要素を内部に封止する二次電池であって、
前記シール部は、
前記電池要素が発生するガスを外部に排出するガス排出部と、
前記シール部内に密閉され、前記ガスを吸着するガス吸着部と、
前記シール部の内周縁から前記ガス吸着部までの全域に亘って設けられ、前記シール部の他の部分よりも開封強度が相対的に弱い第1の開封部と、を備え、
前記ガス排出部は、前記シール部の他の部分よりも開封強度が相対的に弱く、且つ、前記第1の開封部よりも開封強度が相対的に強い第2の開封部を有することを特徴とする二次電池。
- 請求項1記載の二次電池であって、
前記第1の開封部は、前記第2の開封部よりも電池内側に配置されることを特徴とする二次電池。 - 請求項2記載の二次電池であって、
前記ガス吸着部は、前記第1の開封部と前記第2の開封部との間に配置されていることを特徴とする二次電池。 - 請求項1〜3の何れかに記載の二次電池であって、
前記ガス排出部は、前記外装部材を貫通する貫通孔を有し、
前記第2の開封部は、前記貫通孔に連通可能であることを特徴とする二次電池。 - 請求項1〜3の何れかに記載の二次電池であって、
前記第2の開封部は、前記シール部の外側端面で露出していること特徴とする二次電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009053379A JP5387062B2 (ja) | 2009-03-06 | 2009-03-06 | 二次電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009053379A JP5387062B2 (ja) | 2009-03-06 | 2009-03-06 | 二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010211927A JP2010211927A (ja) | 2010-09-24 |
JP5387062B2 true JP5387062B2 (ja) | 2014-01-15 |
Family
ID=42971894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009053379A Expired - Fee Related JP5387062B2 (ja) | 2009-03-06 | 2009-03-06 | 二次電池 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5387062B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5673135B2 (ja) * | 2011-01-24 | 2015-02-18 | 日産自動車株式会社 | ラミネート型電池 |
JP5601253B2 (ja) * | 2011-03-15 | 2014-10-08 | 株式会社デンソー | 電池の内圧状態検出装置 |
DE102014013576A1 (de) * | 2014-09-13 | 2016-03-17 | Li-Tec Battery Gmbh | Elektrochemische Zelle mit einem Zellengehäuse und Batteriesystem mit entsprechenden elektrochemischen Zellen |
JP6365191B2 (ja) * | 2014-10-01 | 2018-08-01 | 株式会社Gsユアサ | 蓄電装置及びそのガス排出方法 |
KR101704162B1 (ko) | 2015-01-20 | 2017-02-07 | 현대자동차주식회사 | 과충전 안전성이 향상된 파우치 전지 |
KR102555751B1 (ko) * | 2017-10-17 | 2023-07-14 | 주식회사 엘지에너지솔루션 | 가스 배출이 가능한 이차전지용 파우치형 케이스 |
CN110504392A (zh) * | 2018-05-18 | 2019-11-26 | 宁德新能源科技有限公司 | 电池 |
KR20230056142A (ko) * | 2021-10-20 | 2023-04-27 | 주식회사 엘지에너지솔루션 | 가스 흡착제가 개재된 파우치를 포함하는 이차전지 및 그의 제조방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007087922A (ja) * | 2005-03-04 | 2007-04-05 | Toyota Motor Corp | フィルムパッケージ蓄電装置 |
JP4860181B2 (ja) * | 2005-05-20 | 2012-01-25 | Necエナジーデバイス株式会社 | フィルム外装型電池 |
JP5261908B2 (ja) * | 2006-09-20 | 2013-08-14 | 大日本印刷株式会社 | 扁平型電気化学セル |
JP5456954B2 (ja) * | 2006-11-30 | 2014-04-02 | 日産自動車株式会社 | 双極型二次電池のモジュール構造 |
JP5226332B2 (ja) * | 2007-02-21 | 2013-07-03 | リケンテクノス株式会社 | ラミネート外装材を用いたリチウム二次電池 |
KR100944987B1 (ko) * | 2007-12-14 | 2010-03-02 | 주식회사 엘지화학 | 신규한 실링부 구조를 포함하는 이차전지 |
JP2010153841A (ja) * | 2008-11-27 | 2010-07-08 | Jm Energy Corp | ラミネート外装蓄電デバイスの安全機構 |
-
2009
- 2009-03-06 JP JP2009053379A patent/JP5387062B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2010211927A (ja) | 2010-09-24 |
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