JP5894118B2 - 電池 - Google Patents
電池 Download PDFInfo
- Publication number
- JP5894118B2 JP5894118B2 JP2013124694A JP2013124694A JP5894118B2 JP 5894118 B2 JP5894118 B2 JP 5894118B2 JP 2013124694 A JP2013124694 A JP 2013124694A JP 2013124694 A JP2013124694 A JP 2013124694A JP 5894118 B2 JP5894118 B2 JP 5894118B2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- case lid
- gasket
- insulating
- crystallinity
- 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.)
- Active
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- 238000003780 insertion Methods 0.000 claims description 90
- 230000037431 insertion Effects 0.000 claims description 90
- 238000007789 sealing Methods 0.000 claims description 47
- 239000003792 electrolyte Substances 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 238000010248 power generation Methods 0.000 claims description 15
- 229920003002 synthetic resin Polymers 0.000 claims description 5
- 239000000057 synthetic resin Substances 0.000 claims description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 4
- 229910052731 fluorine Inorganic materials 0.000 claims description 4
- 239000011737 fluorine Substances 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 30
- 239000000047 product Substances 0.000 description 19
- 239000000463 material Substances 0.000 description 18
- 238000002844 melting Methods 0.000 description 17
- 230000008018 melting Effects 0.000 description 17
- 239000000203 mixture Substances 0.000 description 17
- 239000008151 electrolyte solution Substances 0.000 description 14
- 238000009413 insulation Methods 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 11
- 230000006835 compression Effects 0.000 description 10
- 238000007906 compression Methods 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 10
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- -1 steam Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 230000008859 change Effects 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229920001780 ECTFE Polymers 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 235000012438 extruded product Nutrition 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 230000001131 transforming effect Effects 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
- H01M50/188—Sealing members characterised by the disposition of the sealing members the sealing members being arranged between the lid and terminal
-
- 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
- H01M50/193—Organic 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/562—Terminals characterised by the material
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
Description
結晶化度(%)=(X/Y)×100 ・・・(1)
X:融解エンタルピー(測定融解熱量)
Y:完全融解エンタルピー(完全結晶体融解熱量)
ここで,融解エンタルピー(測定融解熱量)Xは,DSC分析装置を用いて測定した熱量である。完全融解エンタルピー(完全結晶体融解熱量)Yとは,格子欠陥や不純物のない理想的な完全結晶の融解熱量のことである。完全融解エンタルピー(完全結晶体融解熱量)Yは,ガスケット170の材料に応じて一義的に決まる値である。
111…電池ケース本体(ケース本体部材)
111d…開口
113…電池ケース蓋(ケース蓋部材)
113h…貫通孔
113k…貫通孔
130…正極端子部材(電極端子部材)
131…台座部(平板部)
131f…上面(一主面)
131g…外周側面
132…挿通部
140…負極端子部材(電極端子部材)
141…台座部(平板部)
141f…上面(一主面)
141g…外周側面
142…挿通部
150…電極体(発電要素)
170…第1絶縁部材(ガスケット,電池用封止部材)
171…絶縁介在部(シール部)
173…絶縁側壁部(外縁部)
175…挿入部(内縁部)
175a…挿通孔
Claims (5)
- 発電要素と,開口を有して前記発電要素を電解液とともに内部に収容するケース本体部材と,前記ケース本体部材の前記開口を閉塞するケース蓋部材と,前記ケース蓋部材に設けられた貫通孔に挿通される挿通部を有するとともに,前記発電要素に電気的に接続される電極端子部材と,を備える電池であって,
フッ素系合成樹脂からなり,前記電極端子部材と前記ケース蓋部材の内面との間に挟持されるシール部を有する電池用封止部材を備え,
前記シール部の結晶化度が,前記シール部以外の結晶化度よりも高いものであり,
前記ケース蓋部材の内面には前記貫通孔を囲んで円筒状に突出した凸部が形成されており,
前記シール部に,前記凸部と前記電極端子部材との間で厚み方向に圧縮された高圧縮部が形成されている
ことを特徴とする電池。 - 請求項1に記載の電池であって,
前記シール部の結晶化度が40%以上である
ことを特徴とする電池。 - 請求項1又は請求項2に記載の電池であって,
前記電池用封止部材は,
前記挿通部を挿通させる挿通孔が形成されているとともに,
前記シール部から見て前記挿通孔に近い内側に位置して前記挿通孔を囲む内縁部と,前記内縁部を囲む前記シール部と,前記シール部から見て前記内縁部とは反対の外側に位置して前記シール部を囲む外縁部とからなり,
前記シール部は,前記内縁部および前記外縁部より結晶化度が高いものである
ことを特徴とする電池。 - 請求項3に記載の電池であって,
前記内縁部は,少なくとも一部を前記挿通部とともに前記ケース蓋部材の貫通孔に挿通させるものである
ことを特徴とする電池。 - 請求項3又は請求項4に記載の電池であって,
前記電極端子部材として,前記ケース蓋部材の内面との間に前記シール部を挟持する平板部を備えるとともに,前記挿通部が前記平板部の一主面から垂直に延設されているものを有しており,
前記外縁部は,前記平板部の前記一主面と連なる周側面を囲うものである
ことを特徴とする電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013124694A JP5894118B2 (ja) | 2012-06-25 | 2013-06-13 | 電池 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012141717 | 2012-06-25 | ||
JP2012141717 | 2012-06-25 | ||
JP2013124694A JP5894118B2 (ja) | 2012-06-25 | 2013-06-13 | 電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014029839A JP2014029839A (ja) | 2014-02-13 |
JP5894118B2 true JP5894118B2 (ja) | 2016-03-23 |
Family
ID=49783005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013124694A Active JP5894118B2 (ja) | 2012-06-25 | 2013-06-13 | 電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9461279B2 (ja) |
JP (1) | JP5894118B2 (ja) |
KR (1) | KR101686726B1 (ja) |
CN (1) | CN104364930B (ja) |
WO (1) | WO2014002847A1 (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11211641B2 (en) | 2012-10-18 | 2021-12-28 | Ambri Inc. | Electrochemical energy storage devices |
US10541451B2 (en) | 2012-10-18 | 2020-01-21 | Ambri Inc. | Electrochemical energy storage devices |
US11387497B2 (en) | 2012-10-18 | 2022-07-12 | Ambri Inc. | Electrochemical energy storage devices |
US11721841B2 (en) | 2012-10-18 | 2023-08-08 | Ambri Inc. | Electrochemical energy storage devices |
JP6685898B2 (ja) | 2013-10-16 | 2020-04-22 | アンブリ・インコーポレイテッド | 高温反応性材料デバイスのためのシール |
JP6398655B2 (ja) * | 2014-11-26 | 2018-10-03 | トヨタ自動車株式会社 | 電池及びその製造方法 |
JP2016105374A (ja) * | 2014-12-01 | 2016-06-09 | トヨタ自動車株式会社 | 密閉型電池 |
WO2016141354A2 (en) | 2015-03-05 | 2016-09-09 | Ambri Inc. | Ceramic materials and seals for high temperature reactive material devices |
JP6413976B2 (ja) * | 2015-08-18 | 2018-10-31 | トヨタ自動車株式会社 | 電池 |
JP6662652B2 (ja) * | 2016-02-02 | 2020-03-11 | プライムアースEvエナジー株式会社 | 二次電池及び絶縁体の成形方法 |
EP3510647A4 (en) * | 2016-09-07 | 2020-04-15 | Ambri Inc. | GASKETS FOR DEVICES FROM REACTIVE HIGH TEMPERATURE MATERIAL |
US11929466B2 (en) | 2016-09-07 | 2024-03-12 | Ambri Inc. | Electrochemical energy storage devices |
JP6802980B2 (ja) * | 2017-03-23 | 2020-12-23 | トヨタ自動車株式会社 | 非水電解液二次電池 |
WO2018187777A1 (en) | 2017-04-07 | 2018-10-11 | Ambri Inc. | Molten salt battery with solid metal cathode |
JP2020047544A (ja) * | 2018-09-21 | 2020-03-26 | トヨタ自動車株式会社 | 二次電池の製造方法 |
US10964925B2 (en) * | 2019-02-22 | 2021-03-30 | International Business Machines Corporation | Hermetial via seal for thin film battery |
CN116207414A (zh) * | 2021-11-30 | 2023-06-02 | 宁德时代新能源科技股份有限公司 | 一种端盖组件、电池单体、电池及用电装置 |
CN116169405A (zh) * | 2022-12-15 | 2023-05-26 | 珠海冠宇电池股份有限公司 | 一种电池及其制备方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0022223B2 (en) * | 1979-06-28 | 1987-11-11 | Hitachi Maxell Ltd. | Leak-proof electrochemical cell |
JPS63166140A (ja) * | 1986-12-26 | 1988-07-09 | Sanyo Electric Co Ltd | 密閉型電池 |
JPH02236952A (ja) * | 1989-03-10 | 1990-09-19 | Matsushita Electric Ind Co Ltd | アルカリ電池 |
JPH08171888A (ja) * | 1994-12-16 | 1996-07-02 | Yuasa Corp | 薄形電池 |
JP3916728B2 (ja) * | 1997-06-26 | 2007-05-23 | 淀川ヒューテック株式会社 | 二次電池用パッキンの製造法 |
JP3939116B2 (ja) * | 2000-09-29 | 2007-07-04 | 三洋電機株式会社 | 二次電池 |
KR100646520B1 (ko) * | 2005-03-09 | 2006-11-14 | 삼성에스디아이 주식회사 | 이차 전지 및 그 조립방법 |
JP2008027849A (ja) * | 2006-07-25 | 2008-02-07 | Denso Corp | シール部材 |
JP2010153167A (ja) * | 2008-12-25 | 2010-07-08 | Panasonic Corp | 扁平型非水電解液電池 |
JP5590391B2 (ja) * | 2010-07-27 | 2014-09-17 | 日立オートモティブシステムズ株式会社 | 二次電池 |
-
2013
- 2013-06-13 JP JP2013124694A patent/JP5894118B2/ja active Active
- 2013-06-19 US US14/409,204 patent/US9461279B2/en active Active
- 2013-06-19 WO PCT/JP2013/066853 patent/WO2014002847A1/ja active Application Filing
- 2013-06-19 KR KR1020147035939A patent/KR101686726B1/ko active IP Right Grant
- 2013-06-19 CN CN201380027967.2A patent/CN104364930B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20150140415A1 (en) | 2015-05-21 |
CN104364930A (zh) | 2015-02-18 |
CN104364930B (zh) | 2016-12-21 |
JP2014029839A (ja) | 2014-02-13 |
KR101686726B1 (ko) | 2016-12-14 |
US9461279B2 (en) | 2016-10-04 |
WO2014002847A1 (ja) | 2014-01-03 |
KR20150023437A (ko) | 2015-03-05 |
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