PT3694027T - Placa de elétrodo positivo, dispositivo eletroquímico, e revestimento de segurança - Google Patents

Placa de elétrodo positivo, dispositivo eletroquímico, e revestimento de segurança

Info

Publication number
PT3694027T
PT3694027T PT188758361T PT18875836T PT3694027T PT 3694027 T PT3694027 T PT 3694027T PT 188758361 T PT188758361 T PT 188758361T PT 18875836 T PT18875836 T PT 18875836T PT 3694027 T PT3694027 T PT 3694027T
Authority
PT
Portugal
Prior art keywords
positive electrode
electrode plate
electrochemical device
safe coating
safe
Prior art date
Application number
PT188758361T
Other languages
English (en)
Original Assignee
Contemporary Amperex Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Contemporary Amperex Technology Co Ltd filed Critical Contemporary Amperex Technology Co Ltd
Publication of PT3694027T publication Critical patent/PT3694027T/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/04—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C09D127/08—Homopolymers or copolymers of vinylidene chloride
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C09D127/16—Homopolymers or copolymers of vinylidene fluoride
    • 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
    • H01M10/42—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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01M4/665—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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/324—Alkali metal phosphate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/001—Conductive additives
    • 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
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/10—Temperature sensitive devices
    • H01M2200/106—PTC
    • 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
    • H01M4/625—Carbon or graphite
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
PT188758361T 2017-11-08 2018-11-07 Placa de elétrodo positivo, dispositivo eletroquímico, e revestimento de segurança PT3694027T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711091425.8A CN109755462B (zh) 2017-11-08 2017-11-08 一种正极极片、电化学装置及安全涂层

Publications (1)

Publication Number Publication Date
PT3694027T true PT3694027T (pt) 2021-11-16

Family

ID=66401482

Family Applications (1)

Application Number Title Priority Date Filing Date
PT188758361T PT3694027T (pt) 2017-11-08 2018-11-07 Placa de elétrodo positivo, dispositivo eletroquímico, e revestimento de segurança

Country Status (6)

Country Link
US (1) US11349126B2 (pt)
EP (1) EP3694027B1 (pt)
CN (1) CN109755462B (pt)
ES (1) ES2897512T3 (pt)
PT (1) PT3694027T (pt)
WO (1) WO2019091392A1 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111200131A (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
CN111200111B (zh) * 2018-11-16 2021-03-23 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
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
CN110265665B (zh) 2019-05-24 2020-11-17 宁德时代新能源科技股份有限公司 正极集流体、正极极片及电化学装置
CN110364681A (zh) * 2019-07-27 2019-10-22 珠海冠宇电池有限公司 一种三重保护的高安全性的锂离子电池正极片
CN110444764B (zh) * 2019-08-08 2020-12-22 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储能装置
CN110429348B (zh) * 2019-08-11 2020-11-06 安徽相源新能源有限公司 一种稳定性高的锂电芯制备方法
CN114467211A (zh) 2020-06-02 2022-05-10 宁德时代新能源科技股份有限公司 电极组件及其相关电池、装置、制造方法和制造装置
CN112510206A (zh) * 2020-10-16 2021-03-16 江苏卓高新材料科技有限公司 一种集流体及具有该集流体的电池、物体
CN112490408A (zh) * 2020-12-03 2021-03-12 珠海冠宇电池股份有限公司 一种正极片及包括该正极片的锂离子电池
CN115398670A (zh) * 2021-12-03 2022-11-25 宁德新能源科技有限公司 电化学装置和电子装置
CN115295762A (zh) * 2022-10-09 2022-11-04 宁德新能源科技有限公司 电化学装置及用电装置
CN116111096B (zh) * 2023-04-11 2023-08-18 宁德新能源科技有限公司 安全涂层组合物、正极片、二次电池和电子设备

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI251359B (en) * 2003-10-10 2006-03-11 Lg Cable Ltd Lithium secondary battery having PTC powder and manufacturing method thereof
KR100666821B1 (ko) * 2004-02-07 2007-01-09 주식회사 엘지화학 유/무기 복합 다공성 코팅층이 형성된 전극 및 이를포함하는 전기 화학 소자
CN1585157A (zh) * 2004-05-25 2005-02-23 武汉大学 具有正温度系数电阻效应的可充锂电池电极及电池
CN101471435B (zh) * 2007-12-25 2010-12-22 比亚迪股份有限公司 锂离子二次电池正极及包括该正极的锂离子二次电池
JP5325227B2 (ja) 2009-03-16 2013-10-23 パナソニック株式会社 非水電解質二次電池用電極板及びその製造方法、並びに非水電解質二次電池
KR20120047301A (ko) * 2009-09-25 2012-05-11 다이킨 고교 가부시키가이샤 리튬 이차 전지의 정극 집전 적층체
CN102035039A (zh) * 2009-09-29 2011-04-27 上海比亚迪有限公司 一种高安全性能锂离子电池
CN102176360B (zh) * 2011-02-22 2012-10-10 深圳市长园维安电子有限公司 Ptc热敏电阻及其应用的基材及其制造方法
EP2922124B1 (en) 2012-11-19 2017-06-21 UACJ Corporation Collector, electrode structure, electricity storage component, and composition for collectors
TWI550655B (zh) * 2012-12-24 2016-09-21 財團法人工業技術研究院 鋰離子電池及其電極結構
CN203218375U (zh) * 2013-04-19 2013-09-25 宁德新能源科技有限公司 锂离子电池极片及锂离子电池
WO2015046469A1 (ja) 2013-09-30 2015-04-02 日立化成株式会社 リチウムイオン二次電池用正極及びそれを用いたリチウムイオン二次電池
CN103956499B (zh) * 2014-04-15 2016-02-10 洛阳月星新能源科技有限公司 一种用于锂离子电池中正极集流体的安全涂层制备方法
CN104409681A (zh) * 2014-11-19 2015-03-11 上海航天电源技术有限责任公司 一种含ptc涂层的锂离子电池极片的制备方法
CN105470523B (zh) * 2015-01-16 2018-08-31 万向一二三股份公司 一种高安全性能锂离子动力电池
CN105098193A (zh) * 2015-09-24 2015-11-25 宁德时代新能源科技有限公司 正极片以及包括该正极片的锂离子电池
JP2017130283A (ja) * 2016-01-18 2017-07-27 トヨタ自動車株式会社 全固体電池
CN106558676A (zh) 2017-01-17 2017-04-05 上海长园维安电子线路保护有限公司 具有保护功能的锂电池集流体
CN106910897A (zh) * 2017-03-02 2017-06-30 宁德时代新能源科技股份有限公司 一种集流体及其极片和电池
CN106898730A (zh) 2017-04-12 2017-06-27 深圳市斯盛能源股份有限公司 一种锂离子二次电池正负极片的制备方法
KR102160710B1 (ko) * 2017-07-04 2020-09-28 주식회사 엘지화학 전극 및 이를 포함하는 리튬 이차전지
CN109755463B (zh) 2017-11-08 2020-12-29 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
CN111200131A (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
CN111200112B (zh) 2018-11-16 2021-06-08 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

Also Published As

Publication number Publication date
CN109755462A (zh) 2019-05-14
EP3694027B1 (en) 2021-10-20
US11349126B2 (en) 2022-05-31
EP3694027A4 (en) 2020-12-09
CN109755462B (zh) 2021-01-12
EP3694027A1 (en) 2020-08-12
WO2019091392A1 (zh) 2019-05-16
ES2897512T3 (es) 2022-03-01
US20210184220A1 (en) 2021-06-17

Similar Documents

Publication Publication Date Title
HUE054358T2 (hu) Elektródlemez, elektrokémiai eszköz, továbbá biztonsági bevonat
PT3694027T (pt) Placa de elétrodo positivo, dispositivo eletroquímico, e revestimento de segurança
PL3654426T3 (pl) Płyta elektrody dodatniej i urządzenie elektrochemiczne
EP3506397C0 (en) POSITIVE ELECTRODE, ITS PREPARATION METHOD AND ELECTROCHEMICAL DEVICE
PT3745512T (pt) Placa de elétrodo positivo e dispositivo eletroquímico
HUE061725T2 (hu) Elektróda lemez és elektrokémiai eszköz
HUE057939T2 (hu) Pozitív elektródlemez, annak elõállítási eljárása és nátrium-ion akkumulátor
PT3787070T (pt) Peça de elétrodo positivo e dispositivo eletroquímico
EP3537515A4 (en) ELECTRODE AND ELECTROCHEMICAL DEVICE
EP3588623A4 (en) ELECTRODE FOR ELECTROCHEMICAL ELEMENT AND ELECTROCHEMICAL ELEMENT
EP3477746A4 (en) POSITIVE ELECTRODE FOR AN ENERGY STORAGE DEVICE AND ENERGY STORAGE DEVICE
EP3528331A4 (en) ELECTROLYTE AND ELECTROCHEMICAL DEVICE
EP3211698A4 (en) Electrode, fuel cell and water treatment device
EP3319164A4 (en) ELECTROLYTE AND ELECTROCHEMICAL DEVICE
EP3125352A4 (en) Electrolyte and electrochemical device
PL3349273T3 (pl) Elektroda do urządzenia elektrochemicznego i zawierające ją urządzenie elektrochemiczne
EP3514881A4 (en) ELECTROLYTE AND ELECTROCHEMICAL APPARATUS
EP3514882A4 (en) ELECTROLYTE SOLUTION FOR ELECTROCHEMICAL DEVICE
PT3783695T (pt) Peça de elétrodo positivo e dispositivo eletroquímico
EP3477759A4 (en) ELECTROLYTIC SOLUTION AND ELECTROCHEMICAL DEVICE
EP3349275A4 (en) RESIN FOR ENERGY DEVICE ELECTRODE, COMPOSITION FOR FORMING ENERGY DEVICE ELECTRODE, POSITIVE ELECTRODE FOR POWER DEVICE, AND POWER DEVICE
EP3188203A4 (en) Electrolyte solution and electrochemical device
EP3196905A4 (en) Electrode material for electrochemical capacitor, electrode coating solution for electrochemical capacitor, electrode for electrochemical capacitor, and electrochemical capacitor
TWI562999B (en) Additive for electrochemical device and electrolyte, electrode and electrochemical device comprising the same
EP3091602A4 (en) Electrolyte and electrochemical device