JP6965162B2 - 蓄電装置用電極板の製造方法 - Google Patents
蓄電装置用電極板の製造方法 Download PDFInfo
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- JP6965162B2 JP6965162B2 JP2017548633A JP2017548633A JP6965162B2 JP 6965162 B2 JP6965162 B2 JP 6965162B2 JP 2017548633 A JP2017548633 A JP 2017548633A JP 2017548633 A JP2017548633 A JP 2017548633A JP 6965162 B2 JP6965162 B2 JP 6965162B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 23
- 238000003860 storage Methods 0.000 title claims description 23
- 239000000203 mixture Substances 0.000 claims description 77
- 239000002002 slurry Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 21
- 238000007599 discharging Methods 0.000 claims description 5
- 238000000576 coating method Methods 0.000 description 17
- 239000011248 coating agent Substances 0.000 description 16
- 239000000463 material Substances 0.000 description 8
- 239000011255 nonaqueous electrolyte Substances 0.000 description 8
- 239000006258 conductive agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002612 dispersion medium Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 230000001154 acute effect Effects 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
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- RSNHXDVSISOZOB-UHFFFAOYSA-N lithium nickel Chemical compound [Li].[Ni] RSNHXDVSISOZOB-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0254—Coating heads with slot-shaped outlet
- B05C5/0258—Coating heads with slot-shaped outlet flow controlled, e.g. by a valve
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0225—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work characterised by flow controlling means, e.g. valves, located proximate the outlet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/027—Coating heads with several outlets, e.g. aligned transversally to the moving direction of a web to be coated
- B05C5/0275—Coating heads with several outlets, e.g. aligned transversally to the moving direction of a web to be coated flow controlled, e.g. by a valve
- B05C5/0279—Coating heads with several outlets, e.g. aligned transversally to the moving direction of a web to be coated flow controlled, e.g. by a valve independently, e.g. individually, flow controlled
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/006—Apparatus or processes for applying terminals
-
- 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
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- 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
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Coating Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Description
実験例1及び2に係る正極板を次のように作製した。正極活物質としてリチウムニッケル複合酸化物と、導電剤としてのアセチレンブラック(AB)と、結着剤としてのポリフッ化ビニリデン(PVDF)とを所定の割合で混合し、その混合物を分散媒としてのN−メチル−ピロリドン(NMP)中で混練することによって正極合剤スラリーを作製した。
第2吐出部12に設けられた吐出ノズル12の流路の先端部の形状をパターンAとしたことを除いては実験例2と同様にして実験例3に係る正極板を作製した。さらに、重なり部60a,60bの幅方向Yの長さを1mm及び0mmに変更したことを除いては実験例3と同様にして、それぞれ実験例4及び5に係る正極板を作製した。
Claims (6)
- 帯状の集電体上にその長さ方向に沿って延在する複数の吐出領域に、前記吐出領域のそれぞれに対応する吐出ノズルから合剤スラリーを吐出することにより前記集電体上に合剤層を形成する蓄電装置用電極板の製造方法であって、
前記複数の吐出領域のそれぞれの一部が、前記集電体の長さ方向から見てそれぞれに隣り合う吐出領域の一部と重なる重なり部を形成するように前記吐出領域の位置が設定され、
前記重なり部が8mm以下の前記集電体の幅方向の長さを有し、
前記吐出領域の少なくとも一つに、前記合剤スラリーを間欠的に吐出することにより未塗布部が設けられる、蓄電装置用電極板の製造方法。 - 請求項1に記載の蓄電装置用電極板の製造方法において、
前記複数の吐出領域は、前記集電体の幅方向に交互に配列される少なくとも一つの第1吐出領域と、少なくとも一つの第2吐出領域からなり、
前記第2吐出領域に前記未塗布部が設けられる、蓄電装置用電極板の製造方法。 - 請求項2に記載の蓄電装置用電極板の製造方法において、
前記第1吐出領域に対応する前記吐出ノズルにおける先端側流路の前記幅方向の長さが吐出口に行くにしたがって長くなっており、前記第2吐出領域に対応するノズルにおける先端側流路の前記幅方向の長さが一定である、蓄電装置用電極板の製造方法。 - 請求項1乃至3のいずれか1つに記載の蓄電装置用電極板の製造方法において、
前記重なり部が1mm以上8mm以下の前記集電体の幅方向の長さを有する、蓄電装置用電極板の製造方法。 - 請求項4に記載の蓄電装置用電極板の製造方法において、
前記重なり部が3mm以上5mm以下の前記幅方向の長さを有する、蓄電装置用電極板の製造方法。 - 請求項1乃至5のいずれか1つに記載の蓄電装置用電極板の製造方法において、
前記集電体上の合剤層の厚みが40μm以上200μm以下である、蓄電装置用電極板の製造方法。
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JP2015218221 | 2015-11-06 | ||
JP2015218221 | 2015-11-06 | ||
PCT/JP2016/004717 WO2017077696A1 (ja) | 2015-11-06 | 2016-10-27 | 蓄電装置用電極板の製造方法、及び塗布装置 |
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JPWO2017077696A1 JPWO2017077696A1 (ja) | 2018-09-27 |
JP6965162B2 true JP6965162B2 (ja) | 2021-11-10 |
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US (1) | US11511307B2 (ja) |
JP (1) | JP6965162B2 (ja) |
CN (1) | CN108140804B (ja) |
WO (1) | WO2017077696A1 (ja) |
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WO2019193882A1 (ja) | 2018-04-06 | 2019-10-10 | パナソニックIpマネジメント株式会社 | 非水電解質二次電池用電極板及び非水電解質二次電池 |
CN115672655B (zh) | 2021-07-30 | 2024-03-19 | 宁德时代新能源科技股份有限公司 | 涂布垫片和涂布设备 |
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JP3744574B2 (ja) * | 1995-10-20 | 2006-02-15 | Tdk株式会社 | 間欠塗布方法 |
DE19722159A1 (de) * | 1997-05-27 | 1998-12-03 | Voith Sulzer Papiermasch Gmbh | Verfahren und Vorrichtung zum direkten oder indirekten Auftragen eines flüssigen oder pastösen Auftragsmediums auf eine laufende Oberfläche |
JP2000311677A (ja) * | 1999-04-27 | 2000-11-07 | Shin Kobe Electric Mach Co Ltd | 捲回式円筒型リチウム二次電池 |
JP2001006664A (ja) * | 1999-06-22 | 2001-01-12 | Matsushita Electric Ind Co Ltd | 塗布装置 |
JP2001293416A (ja) * | 2000-04-12 | 2001-10-23 | Konica Corp | 塗布装置、塗布方法及びその塗布物の断裁方法 |
JP2002028554A (ja) * | 2000-07-14 | 2002-01-29 | Konica Corp | 塗布方法及び塗布装置jp5 |
JP2003068271A (ja) | 2001-06-13 | 2003-03-07 | Matsushita Electric Ind Co Ltd | リチウム二次電池及びこの電池に用いる正極板の製造方法 |
JP3957640B2 (ja) * | 2002-02-21 | 2007-08-15 | アイシン化工株式会社 | 幅広スリットノズル及び幅広スリットノズルによる塗装方法 |
DE10224128A1 (de) * | 2002-05-29 | 2003-12-18 | Schmid Rhyner Ag Adliswil | Verfahren zum Auftrag von Beschichtungen auf Oberflächen |
JP4399859B2 (ja) * | 2003-09-17 | 2010-01-20 | 富士フイルム株式会社 | 塗布ヘッド及び塗布装置 |
TW200950889A (en) * | 2008-02-04 | 2009-12-16 | Toray Eng Co Ltd | Coating machine and coating method |
US8147565B2 (en) * | 2009-01-15 | 2012-04-03 | Panasonic Corporation | Method for manufacturing electrode plate for battery |
WO2012059982A1 (ja) * | 2010-11-02 | 2012-05-10 | トヨタ自動車株式会社 | 塗工方法及び塗工装置 |
JPWO2013024621A1 (ja) * | 2011-08-17 | 2015-03-05 | 日本電気株式会社 | リチウムイオン電池 |
US9905838B2 (en) * | 2011-08-30 | 2018-02-27 | Gs Yuasa International Ltd. | Electrode and method of manufacturing the same |
JP2013182810A (ja) * | 2012-03-02 | 2013-09-12 | Tdk Corp | 集電体、およびそれを用いたリチウムイオン二次電池 |
JP5964253B2 (ja) | 2013-01-18 | 2016-08-03 | オートモーティブエナジーサプライ株式会社 | 二次電池用電極シートの製造方法およびそれに用いる塗工装置 |
KR20150132418A (ko) * | 2013-03-15 | 2015-11-25 | 어플라이드 머티어리얼스, 인코포레이티드 | 리튬 이온 배터리를 위한 전기분무에 의한 복잡한 샤워헤드 코팅 장치 |
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US11511307B2 (en) | 2022-11-29 |
JPWO2017077696A1 (ja) | 2018-09-27 |
CN108140804A (zh) | 2018-06-08 |
WO2017077696A1 (ja) | 2017-05-11 |
CN108140804B (zh) | 2021-11-30 |
US20190054495A1 (en) | 2019-02-21 |
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