JP7653633B2 - 二次電池用負極およびその製造方法ならびに二次電池 - Google Patents

二次電池用負極およびその製造方法ならびに二次電池 Download PDF

Info

Publication number
JP7653633B2
JP7653633B2 JP2022503699A JP2022503699A JP7653633B2 JP 7653633 B2 JP7653633 B2 JP 7653633B2 JP 2022503699 A JP2022503699 A JP 2022503699A JP 2022503699 A JP2022503699 A JP 2022503699A JP 7653633 B2 JP7653633 B2 JP 7653633B2
Authority
JP
Japan
Prior art keywords
negative electrode
layer
silicone
active material
group
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
JP2022503699A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021172443A1 (https=
Inventor
サイフッラー バダル
卓司 辻田
圭亮 浅香
拡哲 鈴木
基浩 坂田
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of JPWO2021172443A1 publication Critical patent/JPWO2021172443A1/ja
Application granted granted Critical
Publication of JP7653633B2 publication Critical patent/JP7653633B2/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
    • H01M4/36—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
    • 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
    • H01M10/058—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
    • H01M4/04—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
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1395—Processes of manufacture of 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/364—Composites as mixtures
    • 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
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, 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
    • H01M4/64—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
    • 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
    • H01M2004/027—Negative 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

Landscapes

  • 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)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2022503699A 2020-02-28 2021-02-25 二次電池用負極およびその製造方法ならびに二次電池 Active JP7653633B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020034475 2020-02-28
JP2020034475 2020-02-28
PCT/JP2021/007141 WO2021172443A1 (ja) 2020-02-28 2021-02-25 二次電池用負極およびその製造方法ならびに二次電池

Publications (2)

Publication Number Publication Date
JPWO2021172443A1 JPWO2021172443A1 (https=) 2021-09-02
JP7653633B2 true JP7653633B2 (ja) 2025-03-31

Family

ID=77490224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022503699A Active JP7653633B2 (ja) 2020-02-28 2021-02-25 二次電池用負極およびその製造方法ならびに二次電池

Country Status (5)

Country Link
US (1) US20230078924A1 (https=)
EP (1) EP4113651A4 (https=)
JP (1) JP7653633B2 (https=)
CN (1) CN115152049B (https=)
WO (1) WO2021172443A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250006896A1 (en) * 2021-09-30 2025-01-02 Panasonic Intellectual Property Management Co., Ltd. Non-aqueous electrolyte secondary battery
CN120019518A (zh) * 2022-10-24 2025-05-16 松下知识产权经营株式会社 非水电解质二次电池
CN119998953A (zh) * 2022-10-25 2025-05-13 松下知识产权经营株式会社 二次电池用负极和二次电池
CN115642236B (zh) * 2022-10-25 2023-09-22 广东凯金新能源科技股份有限公司 硅基负极材料、硅基负极材料的制备方法及应用

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006049266A (ja) 2004-07-09 2006-02-16 Samsung Sdi Co Ltd リチウム二次電池
JP2010225561A (ja) 2009-03-25 2010-10-07 Tdk Corp リチウムイオン二次電池
JP2011014298A (ja) 2009-06-30 2011-01-20 Nissan Motor Co Ltd 表面修飾された負極活物質
WO2013024639A1 (ja) 2011-08-17 2013-02-21 日本電気株式会社 リチウムイオン二次電池用の負極活物質および負極、並びにリチウムイオン二次電池
JP2013069531A (ja) 2011-09-22 2013-04-18 Shin Etsu Chem Co Ltd 非水電解液二次電池用負極材及び非水電解液二次電池

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4436817A1 (de) * 1994-10-14 1996-04-18 Wacker Chemie Gmbh Organopolysiloxanharzlösungen, Verfahren zu deren Herstellung sowie deren Verwendung in Beschichtungsmassen
JP4025995B2 (ja) * 2002-11-26 2007-12-26 信越化学工業株式会社 非水電解質二次電池負極材及びその製造方法並びにリチウムイオン二次電池
JP4686974B2 (ja) * 2002-12-17 2011-05-25 三菱化学株式会社 非水系電解液二次電池用負極およびそれを用いた非水系電解液二次電池
US20060008706A1 (en) * 2004-07-09 2006-01-12 Takitaro Yamaguchi Rechargeable lithium battery
KR100738054B1 (ko) * 2004-12-18 2007-07-12 삼성에스디아이 주식회사 음극 활물질, 그 제조 방법 및 이를 채용한 음극과 리튬전지
CN101145618A (zh) * 2006-09-15 2008-03-19 新源动力股份有限公司 一种燃料电池流场憎水化处理方法
JP5536364B2 (ja) * 2009-05-25 2014-07-02 シャープ株式会社 リチウム二次電池用負極材料およびその製造方法
WO2015137041A1 (ja) * 2014-03-12 2015-09-17 三洋化成工業株式会社 リチウムイオン電池用被覆負極活物質、リチウムイオン電池用スラリー、リチウムイオン電池用負極、リチウムイオン電池、及び、リチウムイオン電池用被覆負極活物質の製造方法
JP6664184B2 (ja) 2014-10-15 2020-03-13 株式会社半導体エネルギー研究所 電極、及び電極の作製方法
JPWO2018088311A1 (ja) * 2016-11-14 2019-10-03 マクセルホールディングス株式会社 非水電解液系電気化学素子用負極、その製造方法、リチウムイオン二次電池およびその製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006049266A (ja) 2004-07-09 2006-02-16 Samsung Sdi Co Ltd リチウム二次電池
JP2010225561A (ja) 2009-03-25 2010-10-07 Tdk Corp リチウムイオン二次電池
JP2011014298A (ja) 2009-06-30 2011-01-20 Nissan Motor Co Ltd 表面修飾された負極活物質
WO2013024639A1 (ja) 2011-08-17 2013-02-21 日本電気株式会社 リチウムイオン二次電池用の負極活物質および負極、並びにリチウムイオン二次電池
JP2013069531A (ja) 2011-09-22 2013-04-18 Shin Etsu Chem Co Ltd 非水電解液二次電池用負極材及び非水電解液二次電池

Also Published As

Publication number Publication date
EP4113651A1 (en) 2023-01-04
EP4113651A4 (en) 2023-09-06
CN115152049A (zh) 2022-10-04
JPWO2021172443A1 (https=) 2021-09-02
US20230078924A1 (en) 2023-03-16
CN115152049B (zh) 2025-12-23
WO2021172443A1 (ja) 2021-09-02

Similar Documents

Publication Publication Date Title
KR102591512B1 (ko) 음극 활물질 및 이를 채용한 리튬 이차 전지, 및 상기 음극 활물질의 제조방법
JP7653633B2 (ja) 二次電池用負極およびその製造方法ならびに二次電池
JP5385111B2 (ja) リチウム二次電池及びその製造方法
JP5611453B2 (ja) リチウムイオン二次電池用負極及びその負極を用いたリチウムイオン二次電池
JP7432882B2 (ja) 非水電解質二次電池
CN1795573A (zh) 用于高容量锂二次电池的阳极材料
US12230793B2 (en) Negative electrode for nonaqueous electrolyte secondary batteries
CN113646262B (zh) 非水电解质二次电池
JP7499443B2 (ja) 非水電解質二次電池
JP7515076B2 (ja) 非水電解質二次電池
JP5505480B2 (ja) リチウムイオン二次電池用負極及びその負極を用いたリチウムイオン二次電池
JP5505479B2 (ja) リチウムイオン二次電池用負極及びその負極を用いたリチウムイオン二次電池
WO2020003595A1 (ja) 非水電解質二次電池
CN113632261B (zh) 非水电解质二次电池用负极及非水电解质二次电池
CN116250100A (zh) 非水电解质二次电池用正极和非水电解质二次电池
WO2024161939A1 (ja) 二次電池
JP7814001B2 (ja) 二次電池用負極活物質およびその製造方法
WO2023149363A1 (ja) 正極複合活物質及び正極複合活物質の製造方法
US20260011715A1 (en) Negative electrode material for secondary battery, secondary battery, and method for manufacturing negative electrode material for secondary battery
Hanai Synthesis and electrochemical analysis of composite electrodes for dry polymer lithium ion battery

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20231213

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20241001

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241118

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: 20250204

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250305

R150 Certificate of patent or registration of utility model

Ref document number: 7653633

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150