JP6128282B2 - 蓄電デバイスの製造方法及び電極の製造方法 - Google Patents
蓄電デバイスの製造方法及び電極の製造方法 Download PDFInfo
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- 238000003860 storage Methods 0.000 title claims description 39
- 238000004519 manufacturing process Methods 0.000 title claims description 31
- 239000011149 active material Substances 0.000 claims description 93
- 239000000463 material Substances 0.000 claims description 59
- 230000005611 electricity Effects 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 27
- 238000003825 pressing Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000009751 slip forming Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910014422 LiNi1/3Mn1/3Co1/3O2 Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- -1 for example Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 229910021385 hard carbon Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229910021384 soft carbon Inorganic materials 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
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- H01M4/04—Processes of manufacture in general
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- H—ELECTRICITY
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- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
- H01G11/28—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collector; Layers or phases between electrodes and current collectors, e.g. adhesives
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- H01G11/52—Separators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/70—Current collectors characterised by their structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
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- H01M10/0463—Cells or batteries with horizontal or inclined electrodes
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- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
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- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
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- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
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- 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
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- 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
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- 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
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- 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
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- H01M10/00—Secondary cells; Manufacture thereof
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- H01M10/052—Li-accumulators
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- 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
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- 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
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- 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
- Y02E60/13—Energy storage using capacitors
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- 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
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- Engineering & Computer Science (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Description
図1は、第1の実施形態に係る蓄電デバイスの模式的平面図である。図2は、第1の実施形態に係る蓄電デバイスの模式的側面図である。図3は、第1の実施形態に係る蓄電デバイスの一部分の模式的断面図である。
図7は、第2の実施形態における電極母材の模式的平面図である。
図8は、第3の実施形態における電極母材の模式的平面図である。図9は、第4の実施形態における電極母材の模式的平面図である。
10 筐体
10a,21a1,22a1,32a 切欠部
11 第1の端子電極
12 第2の端子電極
21 第1の電極
21a 第1の集電体
21b,21c 第1の活物質層
21d,22d 端子部
22 第2の電極
22a 第2の集電体
22b,22c 第2の活物質層
23 セパレータ
30 電極母材
31 集電体母材
Claims (7)
- 切欠部が設けられた矩形状の集電体と、前記集電体に連続して前記切欠部から突出する端子部と、前記集電体の上に設けられた活物質層とを有する電極を備える蓄電デバイスの製造方法であって、
前記集電体を構成するための集電体母材の上に、一部が切欠かれた矩形状の活物質層を形成し、電極母材を作製する工程と、
前記電極母材を切断することにより、前記電極母材の前記活物質層が設けられていない部分から構成された端子部を有する前記電極を作製する工程と、
を備える、蓄電デバイスの製造方法。 - 前記集電体母材の上において、前記活物質層の切欠かれた部分に別の活物質層を配する、請求項1に記載の蓄電デバイスの製造方法。
- 前記集電体母材の上に複数の前記活物質層を形成し、
前記集電体母材の上において、一の前記活物質層の切欠かれた部分に、前記一の活物質層と隣り合う別の活物質層を配する、請求項2に記載の蓄電デバイスの製造方法。 - 前記集電体母材の上に複数の前記活物質層を形成し、
隣り合う前記活物質層の前記切欠かれた部分の一部同士が重なるように前記複数の活物質層を形成する、請求項1〜3のいずれか一項に記載の蓄電デバイスの製造方法。 - 前記集電体母材の上に複数の前記活物質層を連続して形成し、
前記活物質層の前記切欠かれた部分が前記連続して形成された複数の活物質層中に位置するように前記複数の活物質層を形成する、請求項1〜4のいずれか一項に記載の蓄電デバイスの製造方法。 - 前記活物質層を形成した後に、前記電極母材をプレスする工程をさらに備える、請求項1〜5のいずれか一項に記載の蓄電デバイスの製造方法。
- 切欠部が設けられた矩形状の集電体と、前記集電体に連続して前記切欠部から突出する端子部と、前記集電体の上に設けられた活物質層とを有する電極の製造方法であって、
前記集電体を構成するための集電体母材の上に、一部が切欠かれた矩形状の活物質層を形成し、電極母材を作製する工程と、
前記電極母材を切断することにより、前記電極母材の前記活物質層が設けられていない部分から構成された端子部を有する前記電極を作製する工程と、
を備える、電極の製造方法。
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JP2014141855 | 2014-07-10 | ||
JP2014141855 | 2014-07-10 | ||
PCT/JP2015/067780 WO2016006420A1 (ja) | 2014-07-10 | 2015-06-19 | 蓄電デバイスの製造方法及び電極の製造方法 |
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JP6128282B2 (ja) * | 2014-07-10 | 2017-05-17 | 株式会社村田製作所 | 蓄電デバイスの製造方法及び電極の製造方法 |
CN109196705A (zh) * | 2016-05-31 | 2019-01-11 | 株式会社村田制作所 | 蓄电设备 |
US11830672B2 (en) | 2016-11-23 | 2023-11-28 | KYOCERA AVX Components Corporation | Ultracapacitor for use in a solder reflow process |
WO2018155210A1 (ja) * | 2017-02-24 | 2018-08-30 | 株式会社村田製作所 | 二次電池および二次電池の製造方法 |
KR102316074B1 (ko) | 2017-03-13 | 2021-10-22 | 주식회사 엘지에너지솔루션 | 이차 전지용 전극 제조방법 및 그에 따라 제조된 이차 전지용 전극 |
CN110447142A (zh) | 2017-03-24 | 2019-11-12 | 株式会社村田制作所 | 二次电池 |
WO2019021863A1 (ja) * | 2017-07-24 | 2019-01-31 | 株式会社村田製作所 | 二次電池の製造方法 |
KR102292321B1 (ko) * | 2017-10-31 | 2021-08-20 | 주식회사 엘지에너지솔루션 | 이차전지용 전극의 제조 방법 |
KR102261800B1 (ko) * | 2017-11-20 | 2021-06-04 | 주식회사 엘지화학 | 비정형 전극의 제조 방법 |
KR102270867B1 (ko) | 2017-12-07 | 2021-07-01 | 주식회사 엘지에너지솔루션 | 전극, 그의 제조방법, 전극조립체 및 이차전지 |
KR102351248B1 (ko) * | 2018-12-10 | 2022-01-17 | 주식회사 엘지에너지솔루션 | 이차전지용 케이스, 이차전지 및 전지 모듈 |
US11271212B1 (en) * | 2021-04-02 | 2022-03-08 | Ses Holdings Pte. Ltd. | Anode fabrication by pattern lamination, anodes made thereby, and electrochemical devices incorporating such anodes |
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JP4293501B2 (ja) * | 2001-08-24 | 2009-07-08 | Tdk株式会社 | 電気化学デバイス |
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JP2009200020A (ja) * | 2008-01-21 | 2009-09-03 | Shin Kobe Electric Mach Co Ltd | 鉛蓄電池 |
JP5625279B2 (ja) * | 2009-08-05 | 2014-11-19 | 株式会社村田製作所 | 積層型二次電池用極板の製造方法と積層型二次電池用極板材料 |
JP2012018795A (ja) * | 2010-07-07 | 2012-01-26 | Nec Energy Devices Ltd | ラミネート型の電池および電池モジュール |
JP5691959B2 (ja) * | 2011-09-13 | 2015-04-01 | 株式会社豊田自動織機 | 二次電池用電極組立体及び二次電池並びに車両 |
WO2013054593A1 (ja) * | 2011-10-14 | 2013-04-18 | 日立マクセルエナジー株式会社 | シート状電極の製造方法、シート状電極、及びリチウムイオン二次電池 |
US20140113184A1 (en) * | 2012-10-18 | 2014-04-24 | Apple Inc. | Three-dimensional non-rectangular battery cell structures |
JP2014179217A (ja) * | 2013-03-14 | 2014-09-25 | Mitsubishi Heavy Ind Ltd | 二次電池の製造方法及び二次電池 |
JP6128282B2 (ja) * | 2014-07-10 | 2017-05-17 | 株式会社村田製作所 | 蓄電デバイスの製造方法及び電極の製造方法 |
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