CN116830307A - 活性物质颗粒、电化学元件和电化学器件 - Google Patents

活性物质颗粒、电化学元件和电化学器件 Download PDF

Info

Publication number
CN116830307A
CN116830307A CN202180092466.7A CN202180092466A CN116830307A CN 116830307 A CN116830307 A CN 116830307A CN 202180092466 A CN202180092466 A CN 202180092466A CN 116830307 A CN116830307 A CN 116830307A
Authority
CN
China
Prior art keywords
active material
coating film
region
carbon
lithium silicate
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
CN202180092466.7A
Other languages
English (en)
Chinese (zh)
Inventor
内田修平
佐藤吉宣
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 CN116830307A publication Critical patent/CN116830307A/zh
Pending legal-status Critical Current

Links

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
    • 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
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • 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
    • H01M4/38—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
    • H01M4/36—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
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • 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
    • H01M4/36—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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202180092466.7A 2021-02-03 2021-11-25 活性物质颗粒、电化学元件和电化学器件 Pending CN116830307A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-016027 2021-02-03
JP2021016027 2021-02-03
PCT/JP2021/043115 WO2022168408A1 (ja) 2021-02-03 2021-11-25 活物質粒子、電気化学素子、および電気化学デバイス

Publications (1)

Publication Number Publication Date
CN116830307A true CN116830307A (zh) 2023-09-29

Family

ID=82741096

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180092466.7A Pending CN116830307A (zh) 2021-02-03 2021-11-25 活性物质颗粒、电化学元件和电化学器件

Country Status (5)

Country Link
US (1) US20240088372A1 (https=)
EP (1) EP4290608A4 (https=)
JP (1) JPWO2022168408A1 (https=)
CN (1) CN116830307A (https=)
WO (1) WO2022168408A1 (https=)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101906973B1 (ko) * 2012-12-05 2018-12-07 삼성전자주식회사 표면 개질된 음극 활물질용 실리콘 나노입자 및 그 제조방법
JP6208957B2 (ja) * 2013-03-06 2017-10-04 ソニー株式会社 二次電池用活物質、二次電池用電極、二次電池、電池パック、電動車両、電力貯蔵システム、電動工具および電子機器
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
WO2017199606A1 (ja) * 2016-05-17 2017-11-23 Ｊｆｅケミカル株式会社 Ｌｉイオン二次電池用負極材料、Ｌｉイオン二次電池用負極およびＬｉイオン二次電池
JP6994691B2 (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
JP6946781B2 (ja) * 2017-06-30 2021-10-06 昭和電工マテリアルズ株式会社 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
JP7209266B2 (ja) * 2017-12-28 2023-01-20 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活物質
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
CN109755500B (zh) * 2018-12-05 2022-06-24 华为技术有限公司 一种硅氧复合负极材料及其制作方法
CN109638254B (zh) * 2018-12-17 2020-09-25 宁德新能源科技有限公司 负极材料及使用其的电化学装置和电子装置

Also Published As

Publication number Publication date
EP4290608A4 (en) 2025-05-21
EP4290608A1 (en) 2023-12-13
JPWO2022168408A1 (https=) 2022-08-11
WO2022168408A1 (ja) 2022-08-11
US20240088372A1 (en) 2024-03-14

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
EP3675251B1 (en) Negative electrode active material for lithium secondary battery, negative electrode including the same, and lithium ion secondary battery including the negative electrode
WO2015025443A1 (ja) 負極活物質、負極活物質材料、負極電極、リチウムイオン二次電池、負極活物質の製造方法、並びに、リチウムイオン二次電池の製造方法
CN115023826B (zh) 电化学元件和其制造方法、以及电化学器件
CN115210910B (zh) 活性物质颗粒、电化学元件和它们的制造方法、以及电化学器件
CN115023825B (zh) 电化学元件和其制造方法、以及电化学器件
CN115004404B (zh) 电化学元件和其制造方法、以及电化学器件
JP7801660B2 (ja) 活物質粒子、電気化学素子、および電気化学デバイス
CN116830307A (zh) 活性物质颗粒、电化学元件和电化学器件
CN119522490A (zh) 正极活性材料及其制造方法
JP7070296B2 (ja) 正極活物質層製造用組成物のゲル化が抑制される複合粒子
US12620583B2 (en) Electrochemical element, method for manufacturing same, 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
JP7455244B2 (ja) 活物質及びその製造方法
US20260074211A1 (en) Secondary-battery positive electrode, method for producing same, and secondary battery
CN119054105A (zh) 正极活性材料及其制造方法

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