JP4373873B2 - 角形リチウム2次電池の製造方法 - Google Patents
角形リチウム2次電池の製造方法 Download PDFInfo
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- JP4373873B2 JP4373873B2 JP2004227749A JP2004227749A JP4373873B2 JP 4373873 B2 JP4373873 B2 JP 4373873B2 JP 2004227749 A JP2004227749 A JP 2004227749A JP 2004227749 A JP2004227749 A JP 2004227749A JP 4373873 B2 JP4373873 B2 JP 4373873B2
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- Prior art keywords
- electrode plate
- secondary battery
- separators
- plate
- lithium secondary
- Prior art date
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- Expired - Lifetime
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims description 17
- 229910052744 lithium Inorganic materials 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 238000000034 method Methods 0.000 title claims description 14
- 239000004014 plasticizer Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 13
- 239000011230 binding agent Substances 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000011149 active material Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- 239000006258 conductive agent Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002033 PVDF binder Substances 0.000 claims description 2
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 2
- 239000003792 electrolyte Substances 0.000 claims 1
- 239000008151 electrolyte solution Substances 0.000 description 6
- 238000003475 lamination Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like 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
- H01M10/04—Construction or manufacture in general
- H01M10/0468—Compression means for stacks of electrodes and separators
-
- 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
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat 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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/463—Separators, membranes or diaphragms characterised by their shape
- H01M50/469—Separators, membranes or diaphragms characterised by their shape tubular or cylindrical
-
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
- Y10T29/4911—Electric battery cell making including sealing
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
- Y10T29/49112—Electric battery cell making including laminating of indefinite length 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
- Y10T29/49114—Electric battery cell making including adhesively bonding
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
- Y10T29/49115—Electric battery cell making including coating or impregnating
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Cell Separators (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
12 負極板
12a 負極タブ
14 電極組立体の組み
16 正極タブ
17、18 電極組立体の組みの端子
19 負極タブ
101、102、103、104 隔離板
111、112 第1、第2正極板
111a、112a 正極タブ
Claims (3)
- 正極板と負極板との間に隔離板が形成された電極組立体を有する角形リチウム2次電池の製造方法であって、
原板の表面にバインダーと可塑剤と添加剤からなる混合液を塗布して乾燥させることにより複数枚の隔離板を形成する段階と、
原板の表面に活物質とバインダーと導電剤からなる可塑剤を含まない混合液を塗布して乾燥させることにより前記隔離板の幅より狭い正極板及び負極板を形成する段階と、
前記隔離板の間に正極板及び負極板を交互に挿入して積層させる段階と、
前記隔離板の両側部を長手方向に加熱して密封することにより電極組立体を形成する段階と、
前記形成された電極組立体を電解液に沈漬した後にケースに入れて密封する段階と、
を含むことを特徴とする角形リチウム2次電池の製造方法。 - 前記正極板及び負極板を形成する段階において、
第1、第2、第3及び第4隔離板が順次積層され、前記第1及び第2隔離板の間に第1正極板が挿入され、前記第2及び第3隔離板の間に負極板が挿入され、前記第3及び第4隔離板の間に第2正極板が挿入されることを特徴とする請求項1に記載の角形リチウム2次電池の製造方法。 - 前記正極板及び負極板を形成する段階において、
前記第2及び第3隔離板の原板材質がフッ化ポリビニリデン、ヘキサフルオロプロピレンまたは塩化ポリビニールのうちいずれか1種であることを特徴とする請求項2に記載の角形リチウム2次電池の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990012509A KR100289542B1 (ko) | 1999-04-09 | 1999-04-09 | 각형 리튬 2차 전지의 제조 방법 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000096690A Division JP3623426B2 (ja) | 1999-04-09 | 2000-03-31 | 角形リチウム2次電池の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004349265A JP2004349265A (ja) | 2004-12-09 |
JP4373873B2 true JP4373873B2 (ja) | 2009-11-25 |
Family
ID=19579232
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000096690A Expired - Lifetime JP3623426B2 (ja) | 1999-04-09 | 2000-03-31 | 角形リチウム2次電池の製造方法 |
JP2004227749A Expired - Lifetime JP4373873B2 (ja) | 1999-04-09 | 2004-08-04 | 角形リチウム2次電池の製造方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000096690A Expired - Lifetime JP3623426B2 (ja) | 1999-04-09 | 2000-03-31 | 角形リチウム2次電池の製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6383234B1 (ja) |
JP (2) | JP3623426B2 (ja) |
KR (1) | KR100289542B1 (ja) |
Families Citing this family (28)
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KR100440933B1 (ko) * | 2002-02-06 | 2004-07-21 | 삼성에스디아이 주식회사 | 전지부와, 이를 채용한 리튬폴리머전지와, 그 제조방법 |
JP5326185B2 (ja) | 2005-09-28 | 2013-10-30 | 日産自動車株式会社 | ガス拡散電極用材料及びその製造方法 |
US20090081552A1 (en) | 2007-09-24 | 2009-03-26 | Greatbatch Ltd. | Electrochemical cell with tightly held electrode assembly |
JP5371254B2 (ja) * | 2008-01-31 | 2013-12-18 | 三洋電機株式会社 | 積層式電池及びその製造方法 |
US20110200865A1 (en) * | 2010-02-18 | 2011-08-18 | Sang-Won Byun | Secondary battery and battery module including the same |
US9209463B2 (en) | 2010-03-04 | 2015-12-08 | Samsung Sdi Co., Ltd. | Secondary battery and method of fabricating of the secondary battery |
JP5216068B2 (ja) * | 2010-10-29 | 2013-06-19 | 三菱重工業株式会社 | 二次電池 |
EP3671929B1 (en) * | 2012-05-23 | 2021-11-24 | LG Chem, Ltd. | Fabricating method of electrode assembly and electrochemical cell containing the same |
JP6416765B2 (ja) | 2012-08-16 | 2018-10-31 | エノビクス・コーポレイションEnovix Corporation | 3次元電池のための電極構造体 |
CN104488129B (zh) * | 2013-02-15 | 2017-06-23 | 株式会社Lg 化学 | 电极组件 |
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WO2014199002A1 (en) * | 2013-06-12 | 2014-12-18 | Heikki Suonsivu | Rechargeable battery cell |
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KR102161290B1 (ko) * | 2013-12-03 | 2020-09-29 | 삼성에스디아이 주식회사 | 가요성 이차 전지 |
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KR102177505B1 (ko) * | 2014-06-17 | 2020-11-11 | 삼성에스디아이 주식회사 | 이차 전지 |
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JP7059203B2 (ja) * | 2016-05-13 | 2022-04-25 | エノビクス・コーポレイション | 3次元電池の寸法的制限 |
WO2018093965A1 (en) | 2016-11-16 | 2018-05-24 | Enovix Corporation | Three-dimensional batteries with compressible cathodes |
US10256507B1 (en) * | 2017-11-15 | 2019-04-09 | Enovix Corporation | Constrained electrode assembly |
WO2019099642A2 (en) | 2017-11-15 | 2019-05-23 | Enovix Corporation | Electrode assembly, secondary battery, and method of manufacture |
EP3486985A1 (en) * | 2017-11-16 | 2019-05-22 | Technische Universität München | Electrochemical cell, as well as process and apparatus for manufacturing the same |
US11211639B2 (en) | 2018-08-06 | 2021-12-28 | Enovix Corporation | Electrode assembly manufacture and device |
KR20230121994A (ko) | 2020-09-18 | 2023-08-22 | 에노빅스 코오퍼레이션 | 레이저 빔을 사용하여 웹에서 전극 구조의 집합체를 윤곽 형성하기 위한 방법 |
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-
1999
- 1999-04-09 KR KR1019990012509A patent/KR100289542B1/ko not_active IP Right Cessation
-
2000
- 2000-03-31 US US09/541,044 patent/US6383234B1/en not_active Expired - Lifetime
- 2000-03-31 JP JP2000096690A patent/JP3623426B2/ja not_active Expired - Lifetime
-
2004
- 2004-08-04 JP JP2004227749A patent/JP4373873B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6383234B1 (en) | 2002-05-07 |
JP3623426B2 (ja) | 2005-02-23 |
JP2000299133A (ja) | 2000-10-24 |
KR20000065814A (ko) | 2000-11-15 |
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