[go: up one dir, main page]

CN115362579A - 一种双极性集流体、电化学装置及电子装置 - Google Patents

一种双极性集流体、电化学装置及电子装置 Download PDF

Info

Publication number
CN115362579A
CN115362579A CN202080099184.5A CN202080099184A CN115362579A CN 115362579 A CN115362579 A CN 115362579A CN 202080099184 A CN202080099184 A CN 202080099184A CN 115362579 A CN115362579 A CN 115362579A
Authority
CN
China
Prior art keywords
current collector
bipolar current
metal
thickness
bipolar
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202080099184.5A
Other languages
English (en)
Inventor
张益博
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningde Amperex Technology Ltd
Original Assignee
Ningde Amperex Technology 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 Ningde Amperex Technology Ltd filed Critical Ningde Amperex Technology Ltd
Publication of CN115362579A publication Critical patent/CN115362579A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • H01M4/04—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
    • 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
    • H01G11/66—Current collectors
    • H01G11/68—Current collectors characterised by their material
    • 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
    • H01G11/66—Current collectors
    • H01G11/70—Current collectors characterised by their structure
    • 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
    • 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
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/134—Electrodes based on metals, Si or alloys
    • 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
    • H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • 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
    • H01M4/666—Composites in the form of mixed materials
    • 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
    • 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
    • H01M4/70—Carriers or collectors characterised by shape or form
    • 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
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/80—Porous plates, e.g. sintered carriers
    • 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
    • H01G11/04—Hybrid capacitors
    • H01G11/06—Hybrid capacitors with one of the electrodes allowing ions to be reversibly doped thereinto, e.g. lithium ion capacitors [LIC]
    • 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
    • H01M2004/029—Bipolar electrodes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Primary Cells (AREA)

Abstract

本发明提供一种双极性集流体、电化学装置及电子装置，双极性集流体包括多孔基体、第一金属、第二金属，多孔基体的一个表面存在第一金属，另一个表面存在第二金属，多孔基体的内部存在第一金属或第二金属中的至少一种。由于多孔基体具有抗氧化性、抗还原性、离子绝缘性，具有一定的机械强度的优点；双极性集流体的金属层具有良好的电子传导及离子绝缘能力，机械强度高、热稳定性好的优点，并且由于双极性集流体两侧表面具有一定粗糙度，可优化两侧正负极膜片与复合双极性集流体的界面结合，提升膜片粘结力。

Description

PCT国内申请，说明书已公开。

Claims (13)

  1. PCT国内申请，权利要求书已公开。
CN202080099184.5A 2020-06-30 2020-06-30 一种双极性集流体、电化学装置及电子装置 Pending CN115362579A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/099422 WO2022000308A1 (zh) 2020-06-30 2020-06-30 一种双极性集流体、电化学装置及电子装置

Publications (1)

Publication Number Publication Date
CN115362579A true CN115362579A (zh) 2022-11-18

Family

ID=79317311

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080099184.5A Pending CN115362579A (zh) 2020-06-30 2020-06-30 一种双极性集流体、电化学装置及电子装置

Country Status (6)

Country Link
US (1) US20230134298A1 (zh)
EP (1) EP4160751A4 (zh)
JP (1) JP7535127B2 (zh)
CN (1) CN115362579A (zh)
AU (1) AU2020455613B2 (zh)
WO (1) WO2022000308A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116190606A (zh) * 2023-02-24 2023-05-30 三一红象电池有限公司 双极性极片及其制备方法和电池
CN117790805A (zh) * 2022-12-23 2024-03-29 安迈特科技(北京)有限公司 双极性集流体及其制备方法和双极性电极及锂电池

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115483398A (zh) * 2021-06-16 2022-12-16 通用汽车环球科技运作有限责任公司 双极集流体及其制造方法
CN114976028B (zh) * 2022-01-10 2024-05-24 河南超力新能源有限公司 锌二次电池用复合集流体及其制备方法、负极片、锌二次电池
CN114597420B (zh) * 2022-03-04 2024-01-12 蔚来动力科技(合肥)有限公司 锂离子电池、双极性集流体及其制备方法
CN117497792B (zh) * 2023-12-27 2024-03-08 寰泰储能科技股份有限公司 双极板及其制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2588551Y (zh) * 2002-12-11 2003-11-26 吕明 双极性多孔电极极板－集流体
JP2005100804A (ja) 2003-09-25 2005-04-14 Matsushita Electric Ind Co Ltd リチウム二次電池用電極構造体およびリチウム二次電池
JP5386900B2 (ja) * 2008-09-18 2014-01-15 日産自動車株式会社 有機構造体を含む双極型リチウムイオン二次電池用集電体
JP5369863B2 (ja) 2009-04-23 2013-12-18 日産自動車株式会社 双極型電池用集電体
KR101292952B1 (ko) 2011-03-16 2013-08-02 삼성에스디아이 주식회사 전극조립체 및 이를 이용한 이차 전지
JP5590576B2 (ja) 2011-10-14 2014-09-17 独立行政法人産業技術総合研究所 蓄電デバイス用電極の製造方法、および、蓄電デバイス
CN102623756A (zh) * 2012-04-19 2012-08-01 常州优特科新能源科技有限公司 薄膜复合材料双极电池及其双极板基体
CN108390068A (zh) 2018-02-09 2018-08-10 合肥国轩高科动力能源有限公司 一种双极性集流体及其制备方法
CN108365227A (zh) * 2018-04-20 2018-08-03 福建猛狮新能源科技有限公司 一种多维度导电复合集流体及其制造方法
CN109216703A (zh) * 2018-09-06 2019-01-15 珠海光宇电池有限公司 一种柔性多孔集流体及其制备方法
CN109786755A (zh) * 2018-12-26 2019-05-21 中国电子科技集团公司第十八研究所 一种双极性电池复合集流体结构及制备方法
CN109980234A (zh) * 2019-03-29 2019-07-05 宁德新能源科技有限公司 复合集流体与包含其的复合极片及电化学装置
CN109994740B (zh) 2019-03-29 2021-08-13 宁德新能源科技有限公司 复合集流体与包含其的复合极片及电化学装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117790805A (zh) * 2022-12-23 2024-03-29 安迈特科技(北京)有限公司 双极性集流体及其制备方法和双极性电极及锂电池
CN116190606A (zh) * 2023-02-24 2023-05-30 三一红象电池有限公司 双极性极片及其制备方法和电池

Also Published As

Publication number Publication date
JP2023523064A (ja) 2023-06-01
WO2022000308A1 (zh) 2022-01-06
US20230134298A1 (en) 2023-05-04
AU2020455613A1 (en) 2023-03-02
EP4160751A4 (en) 2024-10-30
EP4160751A1 (en) 2023-04-05
AU2020455613B2 (en) 2024-06-06
JP7535127B2 (ja) 2024-08-15

Similar Documents

Publication Publication Date Title
CN115362579A (zh) 一种双极性集流体、电化学装置及电子装置
JP6608862B2 (ja) ナノ多孔性セパレータ層を利用するリチウム電池
EP3065205B1 (en) Electrode and cell having electrode
CN106684298B (zh) 一种锂离子电池的应用方法
CN113261151B (zh) 一种电化学装置用隔板、电化学装置及电子装置
CN111009679A (zh) 一种三电极电芯、三电极软包电池及其制备方法
JP4649993B2 (ja) リチウム二次電池およびその製造方法
US20230136622A1 (en) Current collector, electrochemical device containing same, and electronic device
US20220223968A1 (en) Partition plate for use in electrochemical device, electrochemical device, and electronic device
CN114258610A (zh) 一种电化学装置及电子装置
CN115461909A (zh) 一种电化学装置及包含该电化学装置的电子装置
CN114175299A (zh) 一种电化学装置及电子装置
CN116632368A (zh) 二次电池及电子装置
CN114744146A (zh) 电化学装置和电子装置
KR100625958B1 (ko) 리튬 2차 전지 및 그 제조방법
CN114631221B (zh) 一种电化学装置及包含该电化学装置的电子装置
WO2022000312A1 (zh) 隔板、包含该隔板的电化学装置及电子装置
CN117996154A (zh) 电芯、用电设备及电芯的制备方法
JP2023545832A (ja) 高度なリチウムイオンエネルギー貯蔵デバイス
CN114142173A (zh) 一种具有一体化结构的芳纶涂覆锂电池隔膜
CN116830341A (zh) 电化学装置及电子装置
CN117981148A (zh) 电化学装置和电子装置
CN119253083A (zh) 非水电解质二次电池用电极体的制造方法、电极体和电池

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination