JP7392828B2 - 蓄電デバイス用電極およびリチウムイオン二次電池 - Google Patents

蓄電デバイス用電極およびリチウムイオン二次電池 Download PDF

Info

Publication number
JP7392828B2
JP7392828B2 JP2022508492A JP2022508492A JP7392828B2 JP 7392828 B2 JP7392828 B2 JP 7392828B2 JP 2022508492 A JP2022508492 A JP 2022508492A JP 2022508492 A JP2022508492 A JP 2022508492A JP 7392828 B2 JP7392828 B2 JP 7392828B2
Authority
JP
Japan
Prior art keywords
conductive layer
layer
electrode
resin layer
thickness direction
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.)
Active
Application number
JP2022508492A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022208682A5 (https=
JPWO2022208682A1 (https=
Inventor
卓也 青木
修二 東
修司 塚本
圭祐 立嵜
浩介 田中
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.)
TDK Corp
Original Assignee
TDK Corp
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 TDK Corp filed Critical TDK Corp
Publication of JPWO2022208682A1 publication Critical patent/JPWO2022208682A1/ja
Publication of JPWO2022208682A5 publication Critical patent/JPWO2022208682A5/ja
Application granted granted Critical
Publication of JP7392828B2 publication Critical patent/JP7392828B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01M4/70—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
    • H01M4/13—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
    • 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
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • 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
    • 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
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2022508492A 2021-03-30 2021-03-30 蓄電デバイス用電極およびリチウムイオン二次電池 Active JP7392828B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/013638 WO2022208682A1 (ja) 2021-03-30 2021-03-30 蓄電デバイス用電極およびリチウムイオン二次電池

Publications (3)

Publication Number Publication Date
JPWO2022208682A1 JPWO2022208682A1 (https=) 2022-10-06
JPWO2022208682A5 JPWO2022208682A5 (https=) 2023-02-28
JP7392828B2 true JP7392828B2 (ja) 2023-12-06

Family

ID=83458169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022508492A Active JP7392828B2 (ja) 2021-03-30 2021-03-30 蓄電デバイス用電極およびリチウムイオン二次電池

Country Status (4)

Country Link
US (1) US20230361313A1 (https=)
JP (1) JP7392828B2 (https=)
CN (1) CN115428196B (https=)
WO (1) WO2022208682A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116314845B (zh) * 2023-03-27 2025-11-14 远景动力技术(江苏)有限公司 集流体及含其的极片、其制备方法
CN116526083B (zh) * 2023-07-03 2024-03-12 宁德新能源科技有限公司 极片组件、电芯及用电装置
CN222735007U (zh) * 2024-03-08 2025-04-08 宁德时代新能源科技股份有限公司 电极极片、电池单体、电池和用电装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004022466A (ja) 2002-06-19 2004-01-22 Toyo Kohan Co Ltd 高容量負極
WO2014010681A1 (ja) 2012-07-13 2014-01-16 古河電気工業株式会社 集電体、電極構造体、非水電解質電池または蓄電部品
WO2014010707A1 (ja) 2012-07-13 2014-01-16 古河電気工業株式会社 集電箔、電極構造体、リチウム二次電池または電気二重層キャパシタ
JP2018081909A (ja) 2016-11-04 2018-05-24 日産自動車株式会社 電池用電極及び電池

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5124506B2 (ja) * 2009-02-13 2013-01-23 シャープ株式会社 二次電池および二次電池の製造方法
WO2011043026A1 (ja) * 2009-10-07 2011-04-14 パナソニック株式会社 リチウムイオン二次電池用負極およびリチウムイオン二次電池
JPWO2012001856A1 (ja) * 2010-06-29 2013-08-22 パナソニック株式会社 リチウムイオン二次電池用負極及びリチウムイオン二次電池
JP6608668B2 (ja) * 2015-10-23 2019-11-20 日産自動車株式会社 電極およびその製造方法
JP6083478B2 (ja) * 2016-01-27 2017-02-22 ソニー株式会社 セパレータ、非水電解質電池、電池パック、電子機器、電動車両、蓄電装置および電力システム
JP2017152123A (ja) * 2016-02-23 2017-08-31 Tdk株式会社 リチウムイオン二次電池用負極およびこれを用いたリチウムイオン二次電池

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004022466A (ja) 2002-06-19 2004-01-22 Toyo Kohan Co Ltd 高容量負極
WO2014010681A1 (ja) 2012-07-13 2014-01-16 古河電気工業株式会社 集電体、電極構造体、非水電解質電池または蓄電部品
WO2014010707A1 (ja) 2012-07-13 2014-01-16 古河電気工業株式会社 集電箔、電極構造体、リチウム二次電池または電気二重層キャパシタ
JP2018081909A (ja) 2016-11-04 2018-05-24 日産自動車株式会社 電池用電極及び電池

Also Published As

Publication number Publication date
US20230361313A1 (en) 2023-11-09
CN115428196B (zh) 2025-08-29
WO2022208682A1 (ja) 2022-10-06
JPWO2022208682A1 (https=) 2022-10-06
CN115428196A (zh) 2022-12-02

Similar Documents

Publication Publication Date Title
EP4293802A1 (en) Cylindrical secondary battery, and battery pack and vehicle including same
JP5573954B2 (ja) 双極型電極およびそれを用いた双極型二次電池並びに双極型電極の製造方法
CN116014262B (zh) 圆筒形电池、包括该圆筒形电池的电池组及汽车
JP2024037976A (ja) リチウムイオン二次電池素子およびリチウムイオン二次電池
EP4322295A1 (en) Cylindrical battery, and battery pack and vehicle comprising same
US20250239747A1 (en) Cylindrical battery, and battery pack and vehicle including the same
EP4322315A1 (en) Cylindrical battery, and battery pack and vehicle including same
JP7392828B2 (ja) 蓄電デバイス用電極およびリチウムイオン二次電池
CN107195870B (zh) 非水电解质电池、电池包及车辆
US20240128597A1 (en) Cylindrical battery, and battery pack and vehicle including the same
US20230261207A1 (en) Electrode for power storage devices, power storage device, and secondary battery
JP2013127845A (ja) 電気デバイス
JP5623073B2 (ja) 二次電池
KR20200052234A (ko) 비수전해액 이차 전지
CN121663047B (zh) 软包电池及用电装置
EP4704166A1 (en) Positive electrode for secondary battery, and secondary battery
US20260100426A1 (en) Power storage element
EP4475214A1 (en) Lithium ion battery
JP7365562B2 (ja) 二次電池の捲回電極体
JP2025139027A (ja) リチウムイオン二次電池用正極、リチウムイオン二次電池および算出方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220209

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220209

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20230112

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20230202

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230404

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20230519

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230803

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20231024

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231106

R150 Certificate of patent or registration of utility model

Ref document number: 7392828

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150