JP5034155B2 - 電池 - Google Patents
電池 Download PDFInfo
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- JP5034155B2 JP5034155B2 JP2004180179A JP2004180179A JP5034155B2 JP 5034155 B2 JP5034155 B2 JP 5034155B2 JP 2004180179 A JP2004180179 A JP 2004180179A JP 2004180179 A JP2004180179 A JP 2004180179A JP 5034155 B2 JP5034155 B2 JP 5034155B2
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- 239000000463 material Substances 0.000 claims description 116
- 239000011248 coating agent Substances 0.000 claims description 113
- 238000000576 coating method Methods 0.000 claims description 113
- 238000004804 winding Methods 0.000 claims description 48
- 229920005989 resin Polymers 0.000 claims description 46
- 239000011347 resin Substances 0.000 claims description 46
- 239000003792 electrolyte Substances 0.000 claims description 29
- 239000007773 negative electrode material Substances 0.000 claims description 24
- -1 polypropylene Polymers 0.000 claims description 22
- 239000007774 positive electrode material Substances 0.000 claims description 22
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 239000004698 Polyethylene Substances 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 7
- 229920000573 polyethylene Polymers 0.000 claims description 7
- 229920001155 polypropylene Polymers 0.000 claims description 7
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 6
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 6
- 229920005672 polyolefin resin Polymers 0.000 claims description 5
- 239000004642 Polyimide Substances 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 229920001721 polyimide Polymers 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 17
- 239000007784 solid electrolyte Substances 0.000 description 13
- 239000002904 solvent Substances 0.000 description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- 229910052744 lithium Inorganic materials 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 7
- 238000009413 insulation Methods 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- 150000003839 salts Chemical class 0.000 description 7
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 239000011245 gel electrolyte Substances 0.000 description 4
- 239000005001 laminate film Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- 238000010280 constant potential charging Methods 0.000 description 2
- 238000010277 constant-current charging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 229910003480 inorganic solid Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Chemical compound [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910013528 LiN(SO2 CF3)2 Inorganic materials 0.000 description 1
- 229910013385 LiN(SO2C2F5)2 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000007600 charging Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920001577 copolymer Polymers 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
- 239000013078 crystal Substances 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 229910021469 graphitizable carbon Inorganic materials 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910001386 lithium phosphate Inorganic materials 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid group Chemical group C(\C=C/C(=O)O)(=O)O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910021470 non-graphitizable carbon Inorganic materials 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229920006284 nylon film Polymers 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- BHZCMUVGYXEBMY-UHFFFAOYSA-N trilithium;azanide Chemical compound [Li+].[Li+].[Li+].[NH2-] BHZCMUVGYXEBMY-UHFFFAOYSA-N 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
Landscapes
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
実施の形態において説明した二次電池を作製した。その際、絶縁被覆材27は図2に示した箇所を覆うようにし、電池の高さを50mm、幅を34mm、厚みを3.8mmとした。
絶縁被覆材27として厚み22μm、突刺荷重が8.33N/cm2 のポリエチレンテレフタラートを用いたことを除き、他は実施例1−1と同様にして二次電池を作製した。実施例2−1では、突出領域21Bと負極24との接触を防止するのは、絶縁被覆材27であり、その突刺荷重は8.33N/cm2 である。
Claims (4)
- 正極と負極とを電解質を介して積層し巻回した電極巻回体をフィルム状の外装部材の内部に備え、
前記正極には正極リードが取り付けられると共に、前記負極には負極リードが取り付けられ、
前記正極リードおよび前記負極リードは、それぞれ、各電極に対する取り付け領域と、各電極から突出した突出領域とを有し、
この2つの突出領域はそれぞれ前記外装部材の外部に引き出され、それぞれ前記外装部材と接触する部分は樹脂被覆材で覆われており、
前記2つの取り付け領域のうち、取り付けられた電極の対極と対向する領域は、第1絶縁被覆材で覆われており、
この第1絶縁被覆材と前記樹脂被覆材とは一部において重なり合い、この重なり合う部分は前記第1絶縁被覆材が延長されることにより前記突出領域に設けられ、
前記正極は、正極集電体と、この正極集電体に設けられた正極活物質層とを有し、前記正極集電体の巻回中心側および巻回外周側に、前記正極活物質層および前記第1絶縁被覆材が設けられておらずに前記正極集電体が露出している露出領域が形成されており、
前記負極は、負極集電体と、この負極集電体に設けられた負極活物質層とを有し、前記負極集電体の巻回中心側および巻回外周側に、前記負極活物質層および前記第1絶縁被覆材が設けられておらずに前記負極集電体が露出している露出領域が形成されており、
前記正極集電体および前記負極集電体のそれぞれの露出領域の巻回方向における端部と対向する対極の領域は、第2絶縁被覆材で覆われている、
電池。 - 前記樹脂被覆材と前記第1絶縁被覆材との重なり量は、0.2mm以上である、請求項1記載の電池。
- 前記正極活物質層の巻回方向における端部と、前記負極活物質層の巻回方向における端部に対向する正極の端部対向領域とは、第3絶縁被覆材で覆われている、
請求項1記載の電池。 - 前記第1ないし第3絶縁被覆材は、ポリプロピレン、ポリエチレン、ポリイミドあるいはポリエチレンテレフタラートにより形成され、その厚みは1μm以上100μm以下、その突刺荷重は5.68N/cm2 以上であり、
前記樹脂被覆材は、耐湿グレードのポリエチレンまたはポリプロピレン、アクリル酸変性を施したポリエチレンまたはポリプロピレン、あるいは、マレイン酸変性を施したポリオレフィン樹脂により形成され、その厚みは1μm以上100μm以下、その突刺荷重は5.68N/cm2 以上である、
請求項3記載の電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004180179A JP5034155B2 (ja) | 2004-06-17 | 2004-06-17 | 電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004180179A JP5034155B2 (ja) | 2004-06-17 | 2004-06-17 | 電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006004777A JP2006004777A (ja) | 2006-01-05 |
JP5034155B2 true JP5034155B2 (ja) | 2012-09-26 |
Family
ID=35772991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004180179A Expired - Lifetime JP5034155B2 (ja) | 2004-06-17 | 2004-06-17 | 電池 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5034155B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11978862B2 (en) | 2018-11-05 | 2024-05-07 | Ningde Amperex Technology Limited | Electrochemical device |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5002965B2 (ja) * | 2006-01-20 | 2012-08-15 | ソニー株式会社 | 非水電解質電池およびその製造装置 |
US9490464B2 (en) * | 2010-10-01 | 2016-11-08 | Samsung Sdi Co., Ltd. | Secondary battery |
JP7165526B2 (ja) * | 2017-09-28 | 2022-11-04 | マクセル株式会社 | 電気化学素子 |
US10673028B2 (en) | 2017-09-28 | 2020-06-02 | Maxwell Holdings, Ltd. | Electrochemical element |
JP7077081B2 (ja) * | 2018-03-15 | 2022-05-30 | マクセル株式会社 | 電気化学素子 |
JP7058526B2 (ja) * | 2018-03-15 | 2022-04-22 | マクセル株式会社 | 電気化学素子 |
CN112310574A (zh) * | 2020-09-30 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | 圆柱型电池单体、电池、用电装置、制造方法及制造系统 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4075234B2 (ja) * | 1998-08-28 | 2008-04-16 | ソニー株式会社 | 固体電解質電池及びその製造方法 |
JP4366775B2 (ja) * | 1998-10-01 | 2009-11-18 | ソニー株式会社 | 固体電解質電池 |
JP4265014B2 (ja) * | 1998-12-22 | 2009-05-20 | ソニー株式会社 | 薄型電池 |
KR100449757B1 (ko) * | 2001-11-23 | 2004-09-22 | 삼성에스디아이 주식회사 | 전지부와 이를 채용한 이차전지 |
JP4443260B2 (ja) * | 2004-02-27 | 2010-03-31 | 三洋電機株式会社 | ラミネート電池 |
-
2004
- 2004-06-17 JP JP2004180179A patent/JP5034155B2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11978862B2 (en) | 2018-11-05 | 2024-05-07 | Ningde Amperex Technology Limited | Electrochemical device |
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JP2006004777A (ja) | 2006-01-05 |
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