JP7617438B2 - 電気化学素子およびその製造方法、ならびに電気化学デバイス - Google Patents

電気化学素子およびその製造方法、ならびに電気化学デバイス Download PDF

Info

Publication number
JP7617438B2
JP7617438B2 JP2021574529A JP2021574529A JP7617438B2 JP 7617438 B2 JP7617438 B2 JP 7617438B2 JP 2021574529 A JP2021574529 A JP 2021574529A JP 2021574529 A JP2021574529 A JP 2021574529A JP 7617438 B2 JP7617438 B2 JP 7617438B2
Authority
JP
Japan
Prior art keywords
coating
lithium silicate
active material
silicate composite
thickness
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
JP2021574529A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021153076A1 (https=
JPWO2021153076A5 (https=
Inventor
修平 内田
吉宣 佐藤
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 JPWO2021153076A1 publication Critical patent/JPWO2021153076A1/ja
Publication of JPWO2021153076A5 publication Critical patent/JPWO2021153076A5/ja
Application granted granted Critical
Publication of JP7617438B2 publication Critical patent/JP7617438B2/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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • 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
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
    • 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
    • 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
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0421—Methods of deposition of the material involving vapour deposition
    • H01M4/0428—Chemical vapour deposition
    • 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
    • H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • 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
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • 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)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2021574529A 2020-01-31 2020-12-17 電気化学素子およびその製造方法、ならびに電気化学デバイス Active JP7617438B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020015857 2020-01-31
JP2020015857 2020-01-31
PCT/JP2020/047195 WO2021153076A1 (ja) 2020-01-31 2020-12-17 電気化学素子およびその製造方法、ならびに電気化学デバイス

Publications (3)

Publication Number Publication Date
JPWO2021153076A1 JPWO2021153076A1 (https=) 2021-08-05
JPWO2021153076A5 JPWO2021153076A5 (https=) 2023-12-06
JP7617438B2 true JP7617438B2 (ja) 2025-01-20

Family

ID=77078126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021574529A Active JP7617438B2 (ja) 2020-01-31 2020-12-17 電気化学素子およびその製造方法、ならびに電気化学デバイス

Country Status (5)

Country Link
US (1) US12597601B2 (https=)
EP (1) EP4099434A4 (https=)
JP (1) JP7617438B2 (https=)
CN (1) CN115004404B (https=)
WO (1) WO2021153076A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7749505B2 (ja) * 2022-04-01 2025-10-06 信越化学工業株式会社 負極活物質及び負極活物質の製造方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009104900A (ja) 2007-10-23 2009-05-14 Mitsui Mining & Smelting Co Ltd 非水電解液二次電池用負極
JP2013251097A (ja) 2012-05-31 2013-12-12 Toyota Industries Corp 非水電解質二次電池
JP2015130254A (ja) 2014-01-06 2015-07-16 株式会社東芝 電極及び非水電解質電池
WO2015145521A1 (ja) 2014-03-24 2015-10-01 株式会社 東芝 非水電解質電池用負極活物質、非水電解質二次電池用負極、非水電解質二次電池及び電池パック
WO2016136180A1 (ja) 2015-02-23 2016-09-01 三洋電機株式会社 非水電解質二次電池用負極活物質、非水電解質二次電池用負極、及び非水電解質二次電池
JP2019012646A (ja) 2017-06-30 2019-01-24 日立化成株式会社 リチウムイオン二次電池用負極材、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

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4907857B2 (ja) 2004-10-21 2012-04-04 パナソニック株式会社 非水電解質二次電池用負極およびその製造法
JP4533822B2 (ja) 2005-08-24 2010-09-01 株式会社東芝 非水電解質電池および負極活物質
US9692039B2 (en) 2012-07-24 2017-06-27 Quantumscape Corporation Nanostructured materials for electrochemical conversion reactions
JP6572551B2 (ja) * 2014-02-19 2019-09-11 東ソー株式会社 リチウムイオン２次電池用負極活物質およびその製造方法
KR20150098453A (ko) 2014-02-20 2015-08-28 주식회사 엘지화학 표면 코팅된 다공성 실리콘계 음극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차전지
US10312516B2 (en) 2015-01-28 2019-06-04 Sanyo Electric Co., Ltd. Negative-electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
WO2016136178A1 (ja) 2015-02-25 2016-09-01 三洋電機株式会社 非水電解質二次電池用負極及び非水電解質二次電池
CN108028376B (zh) 2015-09-24 2021-08-27 松下知识产权经营株式会社 非水电解质二次电池用负极活性物质和负极
JP6389159B2 (ja) 2015-10-08 2018-09-12 信越化学工業株式会社 非水電解質二次電池用負極活物質、非水電解質二次電池、非水電解質二次電池用負極材の製造方法、及び非水電解質二次電池の製造方法
JP6679895B2 (ja) 2015-11-19 2020-04-15 株式会社デンソー 蓄電素子及びその製造方法
JP7113248B2 (ja) 2017-03-22 2022-08-05 パナソニックＩｐマネジメント株式会社 二次電池用負極およびその製造方法並びに二次電池
JP6994690B2 (ja) * 2017-03-29 2022-01-14 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用負極材料および非水電解質二次電池
CN108269979A (zh) * 2017-12-28 2018-07-10 合肥国轩高科动力能源有限公司 一种氧化亚硅/硅/偏硅酸锂复合负极材料及其制备方法
US11990606B2 (en) 2017-12-28 2024-05-21 Panasonic Intellectual Property Management Co., Ltd. Negative electrode active material for non-aqueous electrolyte secondary batteries
WO2019151814A1 (ko) 2018-01-31 2019-08-08 주식회사 엘지화학 음극 활물질, 이를 포함하는 음극 및 리튬 이차전지
EP3879605A4 (en) 2018-11-24 2022-01-05 Huawei Technologies Co., Ltd. NEGATIVE ELECTRODE MATERIAL MADE OF SILICON-OXYGEN COMPOSITE AND MANUFACTURING PROCESS FOR IT

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009104900A (ja) 2007-10-23 2009-05-14 Mitsui Mining & Smelting Co Ltd 非水電解液二次電池用負極
JP2013251097A (ja) 2012-05-31 2013-12-12 Toyota Industries Corp 非水電解質二次電池
JP2015130254A (ja) 2014-01-06 2015-07-16 株式会社東芝 電極及び非水電解質電池
WO2015145521A1 (ja) 2014-03-24 2015-10-01 株式会社 東芝 非水電解質電池用負極活物質、非水電解質二次電池用負極、非水電解質二次電池及び電池パック
WO2016136180A1 (ja) 2015-02-23 2016-09-01 三洋電機株式会社 非水電解質二次電池用負極活物質、非水電解質二次電池用負極、及び非水電解質二次電池
JP2019012646A (ja) 2017-06-30 2019-01-24 日立化成株式会社 リチウムイオン二次電池用負極材、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

Also Published As

Publication number Publication date
JPWO2021153076A1 (https=) 2021-08-05
US20230083365A1 (en) 2023-03-16
WO2021153076A1 (ja) 2021-08-05
EP4099434A4 (en) 2023-08-23
US12597601B2 (en) 2026-04-07
EP4099434A1 (en) 2022-12-07
CN115004404A (zh) 2022-09-02
CN115004404B (zh) 2024-05-31

Similar Documents

Publication Publication Date Title
JP7478973B2 (ja) 二次電池用負極活物質および二次電池
JP5637102B2 (ja) リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極部材、及びリチウムイオン二次電池
JP5760871B2 (ja) リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極部材、リチウムイオン二次電池、及びリチウムイオン二次電池用正極材料の製造方法
JP7672054B2 (ja) 電気化学素子およびその製造方法、ならびに電気化学デバイス
JP7617438B2 (ja) 電気化学素子およびその製造方法、ならびに電気化学デバイス
JP7656831B2 (ja) 電気化学素子およびその製造方法、ならびに電気化学デバイス
JP7672053B2 (ja) 活物質粒子、電気化学素子およびこれらの製造方法、ならびに電気化学デバイス
JP7801660B2 (ja) 活物質粒子、電気化学素子、および電気化学デバイス
JP5967101B2 (ja) リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極部材、及びリチウムイオン二次電池
US20240088372A1 (en) Active material particle, electrochemical element and electrochemical device
JP7813997B2 (ja) 二次電池用正極およびその製造方法、ならびに二次電池
EP4379845A1 (en) Secondary-battery positive electrode, method for producing same, and secondary battery

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230905

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231114

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: 20241203

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20241216

R150 Certificate of patent or registration of utility model

Ref document number: 7617438

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150