KR101093859B1 - 전극판, 전극 조립체 및 전극판의 제조방법 - Google Patents
전극판, 전극 조립체 및 전극판의 제조방법 Download PDFInfo
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- KR101093859B1 KR101093859B1 KR1020090082374A KR20090082374A KR101093859B1 KR 101093859 B1 KR101093859 B1 KR 101093859B1 KR 1020090082374 A KR1020090082374 A KR 1020090082374A KR 20090082374 A KR20090082374 A KR 20090082374A KR 101093859 B1 KR101093859 B1 KR 101093859B1
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- current collector
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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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
- H01M4/02—Electrodes composed of, or comprising, active material
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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
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
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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
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
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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
- 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
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/431—Inorganic material
- H01M50/434—Ceramics
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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
- 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
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
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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
- 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
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
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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
- 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
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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
- 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
- H01M50/531—Electrode connections inside a battery casing
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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
- 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
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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
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
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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
- 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
- Y10T29/49115—Electric battery cell making including coating or impregnating
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (16)
- 제 1면과 이의 반대면인 제 2면을 갖는 집전판;상기 제 1면 또는 제 2면 중에서 적어도 어느 한 면에 형성된 활물질층; 및,상기 집전판 및 활물질층을 감싸는 세라믹층을 포함하고,상기 세라믹층은상기 활물질층을 덮도록 상기 집전판의 상기 제 1면에 코팅된 제 1세라믹층;상기 활물질층을 덮도록 상기 집전판의 상기 제 2면에 코팅된 제 2세라믹층; 및,상기 집전판의 측면에 코팅된 제 3세라믹층으로 이루어진 것을 특징으로 하는 전극판.
- 삭제
- 제 1 항에 있어서,상기 제 3세라믹층은상기 집전판 및 활물질층의 측면이 코팅된 것을 특징으로 하는 전극판.
- 제 1 항에 있어서,상기 세라믹층은실리카(SiO2), 알루미나(Al2O3), 지르코늄 산화물(ZrO2), 티타늄 산화물(TiO2) 가운데 적어도 하나를 포함하여 이루어진 것을 특징으로 하는 전극판.
- 제 1 항에 있어서,상기 세라믹층은실리콘(Si), 알루미늄(Al), 지르코늄(Zr), 티타늄(Ti) 각각의 절연성의 질화물, 수산화물, 알콕시화물, 케톤화물 가운데 적어도 하나로 이루어진 것을 특징으로 하는 전극판.
- 제 1 항에 있어서,상기 집전판은일측에 전극탭을 구비하고, 상기 전극탭은 상기 집전판에 부착된 일측이 세라믹 물질로 코팅된 것을 특징으로 하는 전극판.
- 제 1항 및 제 3항 내지 제 6항 중 어느 한 항에 기재된 전극판이 다수개로 구비된 제 1전극판; 및,상기 제 1전극판의 상부 및 하부에 형성되며, 집전판 및 활물질층으로 이루어져 다수개로 구비된 제 2전극판을 포함하며,상기 제 1전극판 및 상기 제 2전극판은 서로 교차하며 적층된 것을 특징으로 하는 전극 조립체.
- 제 7 항에 있어서,상기 제 1전극판은세라믹층이 상기 제 2전극판의 활물질층과 접촉된 것을 특징으로 하는 전극 조립체.
- 제 7 항에 있어서,상기 제 2전극판은다수의 상기 전극판이 일체형으로 형성된 것을 특징으로 하는 전극 조립체.
- 제 1면과 이의 반대면인 제 2면을 갖는 집전판에 적어도 어느 한 면에 활물질층을 형성하는 활물질층 형성 단계;상기 집전판을 절단하는 절단 단계; 및,상기 집전판 및 활물질층을 감싸도록 코팅하는 코팅 단계를 포함하고,상기 코팅 단계에서는세라믹 물질로 상기 집전판 및 활물질층을 코팅하여 세라믹층을 형성하고,상기 세라믹층은상기 집전판의 제 1면에 접촉하는 제 1세라믹층과,상기 집전판의 제 2면에 접촉하는 제 2세라믹층과,상기 제 1세라믹층과 제 2세라믹층을 연결하는 제 3세라믹층을 형성하는 것을 특징으로 하는 전극판의 제조 방법.
- 삭제
- 삭제
- 제 10 항에 있어서,상기 코팅 단계에서는세라믹층이 상기 집전판 및 활물질층의 측면과 접촉하는 것을 특징으로 하는 전극판의 제조 방법.
- 제 10 항에 있어서,상기 코팅 단계에서는실리카(SiO2), 알루미나(Al2O3), 지르코늄 산화물(ZrO2), 티타늄 산화물(TiO2) 가운데 적어도 하나를 사용하는 것을 특징으로 하는 전극판의 제조 방법.
- 제 10 항에 있어서,상기 코팅 단계에서는실리콘(Si), 알루미늄(Al), 지르코늄(Zr), 티타늄(Ti) 각각의 절연성의 질화물, 수산화물, 알콕시화물, 케톤화물 가운데 적어도 하나를 사용하는 것을 특징으로 하는 전극판의 제조 방법.
- 제 10 항에 있어서,상기 코팅 단계에서는딥 코팅 방식 또는 스프레이 방식을 이용하는 것을 특징으로 하는 전극판의 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020090082374A KR101093859B1 (ko) | 2009-09-02 | 2009-09-02 | 전극판, 전극 조립체 및 전극판의 제조방법 |
US12/861,684 US9065153B2 (en) | 2009-09-02 | 2010-08-23 | Electrode plate, electrode assembly and manufacturing method of electrode plate |
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KR1020090082374A KR101093859B1 (ko) | 2009-09-02 | 2009-09-02 | 전극판, 전극 조립체 및 전극판의 제조방법 |
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KR20110024391A KR20110024391A (ko) | 2011-03-09 |
KR101093859B1 true KR101093859B1 (ko) | 2011-12-13 |
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US9142840B2 (en) | 2011-10-21 | 2015-09-22 | Blackberry Limited | Method of reducing tabbing volume required for external connections |
US10446828B2 (en) | 2011-10-21 | 2019-10-15 | Blackberry Limited | Recessed tab for higher energy density and thinner batteries |
KR101746876B1 (ko) * | 2012-05-08 | 2017-06-13 | 삼성에스디아이 주식회사 | 전극판, 이를 포함하는 이차전지 및 전극판의 제조방법 |
KR101927380B1 (ko) * | 2012-10-19 | 2018-12-10 | 에스케이이노베이션 주식회사 | 이차전지 |
US9362546B1 (en) | 2013-01-07 | 2016-06-07 | Quantumscape Corporation | Thin film lithium conducting powder material deposition from flux |
KR20230007518A (ko) | 2013-10-07 | 2023-01-12 | 퀀텀스케이프 배터리, 인코포레이티드 | Li 이차 전지용 가넷 물질 |
KR20150137541A (ko) * | 2014-05-30 | 2015-12-09 | 에스케이이노베이션 주식회사 | 리튬 이차전지 |
JP6406040B2 (ja) * | 2015-01-30 | 2018-10-17 | 株式会社豊田自動織機 | 電極組立体及び電池セル |
EP3283450A4 (en) | 2015-04-16 | 2018-10-17 | QuantumScape Corporation | Setter plates for solid electrolyte fabrication and methods of using the same to prepare dense solid electrolytes |
US9966630B2 (en) | 2016-01-27 | 2018-05-08 | Quantumscape Corporation | Annealed garnet electrolyte separators |
US20170331092A1 (en) | 2016-05-13 | 2017-11-16 | Quantumscape Corporation | Solid electrolyte separator bonding agent |
EP3494613A4 (en) | 2016-08-05 | 2020-03-11 | QuantumScape Corporation | TRANSPARENT AND TRANSPARENT SEPARATORS |
WO2018075809A1 (en) | 2016-10-21 | 2018-04-26 | Quantumscape Corporation | Lithium-stuffed garnet electrolytes with a reduced surface defect density and methods of making and using the same |
EP3642899B1 (en) | 2017-06-23 | 2024-02-21 | QuantumScape Battery, Inc. | Lithium-stuffed garnet electrolytes with secondary phase inclusions |
US10347937B2 (en) | 2017-06-23 | 2019-07-09 | Quantumscape Corporation | Lithium-stuffed garnet electrolytes with secondary phase inclusions |
US11600850B2 (en) | 2017-11-06 | 2023-03-07 | Quantumscape Battery, Inc. | Lithium-stuffed garnet thin films and pellets having an oxyfluorinated and/or fluorinated surface and methods of making and using the thin films and pellets |
CN111900356A (zh) * | 2020-08-13 | 2020-11-06 | 珠海冠宇电池股份有限公司 | 一种负极片及包括该负极片的锂离子电池 |
CN117080682A (zh) * | 2021-12-01 | 2023-11-17 | 宁德时代新能源科技股份有限公司 | 隔膜、电池、电池模块、电池包和用电装置 |
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JP2008159333A (ja) | 2006-12-21 | 2008-07-10 | Toyota Motor Corp | リチウム二次電池用負極およびリチウム二次電池 |
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KR20110024391A (ko) | 2011-03-09 |
US9065153B2 (en) | 2015-06-23 |
US20110052972A1 (en) | 2011-03-03 |
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