ES3038076T3 - Negative electrode and secondary battery comprising the same - Google Patents

Negative electrode and secondary battery comprising the same

Info

Publication number
ES3038076T3
ES3038076T3 ES20901135T ES20901135T ES3038076T3 ES 3038076 T3 ES3038076 T3 ES 3038076T3 ES 20901135 T ES20901135 T ES 20901135T ES 20901135 T ES20901135 T ES 20901135T ES 3038076 T3 ES3038076 T3 ES 3038076T3
Authority
ES
Spain
Prior art keywords
active material
negative electrode
silicon
based active
convexity
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
ES20901135T
Other languages
English (en)
Spanish (es)
Inventor
Se Mi Park
Yong Ju Lee
Su Min Lee
Dong Hyuk Kim
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.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution 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 LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Application granted granted Critical
Publication of ES3038076T3 publication Critical patent/ES3038076T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
    • 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
    • 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
    • H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
    • 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
    • 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
    • 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
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • H01M4/362—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
    • H01M4/362—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
    • H01M4/36—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
    • 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)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
ES20901135T 2019-12-17 2020-12-17 Negative electrode and secondary battery comprising the same Active ES3038076T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190169171A KR20210077487A (ko) 2019-12-17 2019-12-17 음극 및 상기 음극을 포함하는 이차 전지
PCT/KR2020/018532 WO2021125825A1 (ko) 2019-12-17 2020-12-17 음극 및 상기 음극을 포함하는 이차 전지

Publications (1)

Publication Number Publication Date
ES3038076T3 true ES3038076T3 (en) 2025-10-09

Family

ID=76477914

Family Applications (1)

Application Number Title Priority Date Filing Date
ES20901135T Active ES3038076T3 (en) 2019-12-17 2020-12-17 Negative electrode and secondary battery comprising the same

Country Status (9)

Country Link
US (1) US12463209B2 (enExample)
EP (1) EP4037012B1 (enExample)
JP (2) JP7673063B2 (enExample)
KR (1) KR20210077487A (enExample)
CN (2) CN114556620B (enExample)
ES (1) ES3038076T3 (enExample)
HU (1) HUE072140T2 (enExample)
PL (1) PL4037012T3 (enExample)
WO (1) WO2021125825A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102885280B1 (ko) * 2020-02-10 2025-11-11 삼성에스디아이 주식회사 리튬 이차 전지용 음극 활물질 및 이를 포함하는 리튬 이차 전지
US20230344262A1 (en) * 2022-04-25 2023-10-26 Apple Inc. System and method for variable discharging techniques of a battery cell
US20250149569A1 (en) * 2022-08-04 2025-05-08 Lg Energy Solution, Ltd. Anode active material, method for preparing anode active material, anode composition, lithium secondary battery anode comprising same, and lithium secondary battery comprising anode
KR102661927B1 (ko) * 2023-05-04 2024-04-26 얼티머스 주식회사 음극 활물질 및 이를 포함하는 음극
WO2025063604A1 (ko) * 2023-09-20 2025-03-27 주식회사 포스코실리콘솔루션 이차전지용 음극재

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4952746B2 (ja) 2008-11-14 2012-06-13 ソニー株式会社 リチウムイオン二次電池およびリチウムイオン二次電池用負極
JP5411781B2 (ja) 2010-04-05 2014-02-12 信越化学工業株式会社 非水電解質二次電池用負極材及び非水電解質二次電池用負極材の製造方法並びにリチウムイオン二次電池
KR101201804B1 (ko) * 2011-04-21 2012-11-15 삼성에스디아이 주식회사 리튬 이차 전지용 음극, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지
JP6168051B2 (ja) 2012-05-25 2017-07-26 日本ゼオン株式会社 リチウムイオン二次電池
KR101430709B1 (ko) * 2012-07-19 2014-08-14 엠케이전자 주식회사 이차 전지용 음극 활물질 및 이를 포함하는 이차 전지
KR101906973B1 (ko) 2012-12-05 2018-12-07 삼성전자주식회사 표면 개질된 음극 활물질용 실리콘 나노입자 및 그 제조방법
JP6030995B2 (ja) 2013-05-15 2016-11-24 信越化学工業株式会社 非水電解質二次電池用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
JP6809449B2 (ja) 2015-03-24 2021-01-06 日本電気株式会社 リチウムイオン二次電池
KR101960855B1 (ko) 2017-03-20 2019-03-21 대주전자재료 주식회사 리튬 이차전지 음극재용 실리콘 복합산화물 및 이의 제조방법
KR102354279B1 (ko) 2017-11-06 2022-01-21 주식회사 엘지에너지솔루션 음극, 및 상기 음극을 포함하는 이차 전지
WO2019108050A1 (ko) * 2017-12-01 2019-06-06 대주전자재료 주식회사 규소산화물복합체를 포함하는 비수전해질 이차전지용 음극활물질 및 이의 제조방법
EP3719881B1 (en) * 2017-12-01 2024-08-21 Dae Joo Electronic Materials Co., Ltd. Anode active material for nonaqueous electrolyte secondary battery comprising silicon oxide composite and method for producing same
JP7030322B2 (ja) 2017-12-28 2022-03-07 国立大学法人豊橋技術科学大学 リチウムイオン電池用複合粒子及びその製造方法
WO2019220576A1 (ja) * 2018-05-16 2019-11-21 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材の製造方法、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
CN109411730B (zh) 2018-10-31 2020-06-23 深圳市德方纳米科技股份有限公司 一种锂离子电池用硅基复合负极材料及其制备方法
JP7396009B2 (ja) 2019-12-10 2023-12-12 三菱マテリアル株式会社 シリコン微粒子及びその製造方法

Also Published As

Publication number Publication date
EP4037012A1 (en) 2022-08-03
JP2023500542A (ja) 2023-01-06
EP4037012B1 (en) 2025-07-09
PL4037012T3 (pl) 2025-09-08
US12463209B2 (en) 2025-11-04
CN114556620B (zh) 2025-09-05
HUE072140T2 (hu) 2025-10-28
CN121123175A (zh) 2025-12-12
KR20210077487A (ko) 2021-06-25
JP7673063B2 (ja) 2025-05-08
US20220367864A1 (en) 2022-11-17
EP4037012A4 (en) 2023-11-08
JP2024032863A (ja) 2024-03-12
WO2021125825A1 (ko) 2021-06-24
CN114556620A (zh) 2022-05-27

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