KR102433365B9 - 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지 - Google Patents

리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지

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Publication number
KR102433365B9
KR102433365B9 KR1020210159791A KR20210159791A KR102433365B9 KR 102433365 B9 KR102433365 B9 KR 102433365B9 KR 1020210159791 A KR1020210159791 A KR 1020210159791A KR 20210159791 A KR20210159791 A KR 20210159791A KR 102433365 B9 KR102433365 B9 KR 102433365B9
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KR
South Korea
Prior art keywords
same
lithium battery
rechargeable lithium
manufacturing
negative electrode
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Application number
KR1020210159791A
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English (en)
Other versions
KR102433365B1 (ko
KR20210144636A (ko
Inventor
이강호
박세민
안정철
윤종훈
조현철
Original Assignee
재단법인 포항산업과학연구원
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Priority to KR1020210159791A priority Critical patent/KR102433365B1/ko
Publication of KR20210144636A publication Critical patent/KR20210144636A/ko
Application granted granted Critical
Publication of KR102433365B1 publication Critical patent/KR102433365B1/ko
Publication of KR102433365B9 publication Critical patent/KR102433365B9/ko

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    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/20—Graphite
    • C01B32/21—After-treatment
    • 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
    • H01M4/58—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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/11—Powder tap density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
KR1020210159791A 2019-12-20 2021-11-18 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지 KR102433365B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020210159791A KR102433365B1 (ko) 2019-12-20 2021-11-18 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190172065A KR20210079864A (ko) 2019-12-20 2019-12-20 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지
KR1020210159791A KR102433365B1 (ko) 2019-12-20 2021-11-18 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020190172065A Division KR20210079864A (ko) 2019-12-20 2019-12-20 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지

Publications (3)

Publication Number Publication Date
KR20210144636A KR20210144636A (ko) 2021-11-30
KR102433365B1 KR102433365B1 (ko) 2022-08-16
KR102433365B9 true KR102433365B9 (ko) 2023-02-23

Family

ID=76602161

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020190172065A KR20210079864A (ko) 2019-12-20 2019-12-20 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지
KR1020210159791A KR102433365B1 (ko) 2019-12-20 2021-11-18 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR1020190172065A KR20210079864A (ko) 2019-12-20 2019-12-20 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지

Country Status (1)

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KR (2) KR20210079864A (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115425215A (zh) * 2022-09-29 2022-12-02 宁德新能源科技有限公司 复合材料及其制备方法、电化学装置及电子装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101790392B1 (ko) * 2014-05-23 2017-10-25 주식회사 엘지화학 음극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차전지

Also Published As

Publication number Publication date
KR102433365B1 (ko) 2022-08-16
KR20210144636A (ko) 2021-11-30
KR20210079864A (ko) 2021-06-30

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