CN114467205A - 电极组件及其相关电池、装置、制造方法和制造装置 - Google Patents

电极组件及其相关电池、装置、制造方法和制造装置 Download PDF

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Publication number
CN114467205A
CN114467205A CN202080069492.3A CN202080069492A CN114467205A CN 114467205 A CN114467205 A CN 114467205A CN 202080069492 A CN202080069492 A CN 202080069492A CN 114467205 A CN114467205 A CN 114467205A
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CN
China
Prior art keywords
pole piece
electrode assembly
pole pieces
winding
electrode sheet
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Pending
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CN202080069492.3A
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English (en)
Inventor
梁成都
许虎
金海族
曾毓群
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Contemporary Amperex Technology Co Ltd
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Contemporary Amperex Technology Co Ltd
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Publication of CN114467205A publication Critical patent/CN114467205A/zh
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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
    • 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
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • 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
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/626—Metals
    • 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
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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
    • H01M4/66—Selection of materials
    • H01M4/668—Composites of electroconductive material and synthetic resins
    • 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
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
    • 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
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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

Abstract

一种电极组件(10、120、130、140、150、160、170、180、190、200)及其相关电池(400)、装置、制造方法和制造装置(500)，其中，电极组件(10、120、130、140、150、160、170、180、190、200)包括：叠加设置的多片第一种极片(1)和至少一片第二种极片(2)，第一种极片(1)和第二种极片(2)极性相反，多片第一种极片(1)包括第一极片(11)和第二极片(12)，其中，第一极片(11)包括第一集流体(111)，第二极片(12)包括第二集流体(121)，第一集流体(111)和第二集流体(121)不同。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN202080069492.3A 2020-06-02 2020-06-02 电极组件及其相关电池、装置、制造方法和制造装置 Pending CN114467205A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/094041 WO2021243584A1 (zh) 2020-06-02 2020-06-02 电极组件及其相关电池、装置、制造方法和制造装置

Publications (1)

Publication Number Publication Date
CN114467205A true CN114467205A (zh) 2022-05-10

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Country Link
US (1) US20210376387A1 (zh)
EP (1) EP3951957B1 (zh)
JP (1) JP2023503746A (zh)
KR (1) KR20220100519A (zh)
CN (1) CN114467205A (zh)
WO (1) WO2021243584A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102144571B1 (ko) * 2018-10-24 2020-08-14 울산과학기술원 전극 구조체, 이의 제조 방법 및 이를 포함하는 이차 전지

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1732587A (zh) * 2002-12-27 2006-02-08 松下电器产业株式会社 电化学元件及其制造方法
CN105449222A (zh) * 2014-09-01 2016-03-30 联想(北京)有限公司 一种基础单元和电池
CN108511761A (zh) * 2017-04-13 2018-09-07 万向二三股份公司 一种含ptc涂层的集流体及含该集流体的锂离子电池
CN109755468A (zh) * 2017-11-08 2019-05-14 宁德时代新能源科技股份有限公司 一种电极极片、电化学装置及安全涂层
CN109755466A (zh) * 2017-11-08 2019-05-14 宁德时代新能源科技股份有限公司 一种正极极片、电化学装置及安全涂层
CN110931800A (zh) * 2019-04-26 2020-03-27 宁德时代新能源科技股份有限公司 一种电池

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108281662B (zh) * 2017-01-12 2020-05-05 宁德时代新能源科技股份有限公司 一种集流体，其极片和电池及应用
JP6729410B2 (ja) * 2017-01-17 2020-07-22 トヨタ自動車株式会社 全固体電池
CN111200110A (zh) * 2018-11-16 2020-05-26 宁德时代新能源科技股份有限公司 一种正极极片及电化学装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1732587A (zh) * 2002-12-27 2006-02-08 松下电器产业株式会社 电化学元件及其制造方法
CN105449222A (zh) * 2014-09-01 2016-03-30 联想(北京)有限公司 一种基础单元和电池
CN108511761A (zh) * 2017-04-13 2018-09-07 万向二三股份公司 一种含ptc涂层的集流体及含该集流体的锂离子电池
CN109755468A (zh) * 2017-11-08 2019-05-14 宁德时代新能源科技股份有限公司 一种电极极片、电化学装置及安全涂层
CN109755466A (zh) * 2017-11-08 2019-05-14 宁德时代新能源科技股份有限公司 一种正极极片、电化学装置及安全涂层
CN110931800A (zh) * 2019-04-26 2020-03-27 宁德时代新能源科技股份有限公司 一种电池

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WO2021243584A1 (zh) 2021-12-09
EP3951957B1 (en) 2023-06-14
US20210376387A1 (en) 2021-12-02
EP3951957A4 (en) 2022-02-09
JP2023503746A (ja) 2023-02-01
EP3951957A1 (en) 2022-02-09
KR20220100519A (ko) 2022-07-15

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