JP7392151B2 - 二次電池、当該二次電池を含む電池モジュール、電池パック及び装置 - Google Patents

二次電池、当該二次電池を含む電池モジュール、電池パック及び装置 Download PDF

Info

Publication number
JP7392151B2
JP7392151B2 JP2022532691A JP2022532691A JP7392151B2 JP 7392151 B2 JP7392151 B2 JP 7392151B2 JP 2022532691 A JP2022532691 A JP 2022532691A JP 2022532691 A JP2022532691 A JP 2022532691A JP 7392151 B2 JP7392151 B2 JP 7392151B2
Authority
JP
Japan
Prior art keywords
negative electrode
active material
electrode active
secondary battery
artificial graphite
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
JP2022532691A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023505134A (ja
JP2023505134A5 (https=
Inventor
▲馬▼建▲軍▼
何立兵
沈睿
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.)
Contemporary Amperex Technology Co Ltd
Original Assignee
Contemporary Amperex Technology 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 Contemporary Amperex Technology Co Ltd filed Critical Contemporary Amperex Technology Co Ltd
Publication of JP2023505134A publication Critical patent/JP2023505134A/ja
Publication of JP2023505134A5 publication Critical patent/JP2023505134A5/ja
Application granted granted Critical
Publication of JP7392151B2 publication Critical patent/JP7392151B2/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
    • 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
    • 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
    • C01B32/205—Preparation
    • 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
    • H01M4/13—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
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/48—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
    • H01M4/36—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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2022532691A 2020-03-27 2021-03-27 二次電池、当該二次電池を含む電池モジュール、電池パック及び装置 Active JP7392151B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2020081700 2020-03-27
CNPCT/CN2020/081700 2020-03-27
PCT/CN2021/083463 WO2021190650A1 (zh) 2020-03-27 2021-03-27 二次电池、含有该二次电池的电池模块、电池包及装置

Publications (3)

Publication Number Publication Date
JP2023505134A JP2023505134A (ja) 2023-02-08
JP2023505134A5 JP2023505134A5 (https=) 2023-06-26
JP7392151B2 true JP7392151B2 (ja) 2023-12-05

Family

ID=77891332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022532691A Active JP7392151B2 (ja) 2020-03-27 2021-03-27 二次電池、当該二次電池を含む電池モジュール、電池パック及び装置

Country Status (6)

Country Link
US (1) US20220102700A1 (https=)
EP (2) EP4265568A3 (https=)
JP (1) JP7392151B2 (https=)
KR (2) KR102778746B1 (https=)
CN (2) CN118263501A (https=)
WO (1) WO2021190650A1 (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116918126A (zh) * 2021-10-15 2023-10-20 宁德时代新能源科技股份有限公司 电解液、二次电池和用电装置
EP4517890A4 (en) * 2022-07-15 2025-09-10 Contemporary Amperex Technology Co Ltd SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRICAL DEVICE
CN115172667B (zh) * 2022-09-07 2022-11-18 中创新航科技股份有限公司 一种电池负极片及其制备方法、应用其的锂离子电池
KR20240043257A (ko) * 2022-09-27 2024-04-03 에스케이온 주식회사 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
WO2024108562A1 (zh) * 2022-11-25 2024-05-30 宁德时代新能源科技股份有限公司 二次电池及用电装置
CN116190592A (zh) * 2022-12-14 2023-05-30 贝特瑞新材料集团股份有限公司 负极材料及锂离子电池
KR102812645B1 (ko) * 2022-12-16 2025-05-26 포스코홀딩스 주식회사 리튬 이차전지용 음극재 전구체, 음극재, 리튬 이차전지 및 음극재의 제조방법
CN115954436B (zh) * 2022-12-19 2024-11-01 蜂巢能源科技(上饶)有限公司 一种负极片及包含该负极片的电池
CN116053471B (zh) * 2023-03-08 2023-08-18 宁德新能源科技有限公司 一种负极材料、负极极片、二次电池及用电装置
CN116207258A (zh) * 2023-03-17 2023-06-02 珠海冠宇动力电池有限公司 负极片和电池
CN119230714B (zh) * 2023-06-29 2025-11-11 厦门海辰储能科技股份有限公司 负极极片及其筛选方法、电池和用电设备
CN118679594A (zh) * 2023-11-09 2024-09-20 宁德新能源科技有限公司 一种二次电池和用电装置
CN119852481B (zh) * 2023-11-30 2026-03-03 宁德时代新能源科技股份有限公司 二次电池以及用电装置
CN119852400B (zh) * 2023-12-07 2026-01-20 宁德时代新能源科技股份有限公司 石墨负极活性材料及其制备方法、二次电池和用电装置
CN119852341A (zh) * 2023-12-07 2025-04-18 宁德时代新能源科技股份有限公司 石墨负极活性材料及其制备方法、含有其的二次电池和用电装置
CN119852399B (zh) * 2023-12-07 2026-04-07 宁德时代新能源科技股份有限公司 碳基负极活性材料、制备方法、二次电池和用电装置
CN119852468B (zh) * 2024-03-22 2025-12-05 宁德时代新能源科技股份有限公司 二次电池和用电装置
US20260058140A1 (en) * 2024-04-04 2026-02-26 Ultralife Corporation Aqueous thick lithium-ion rechargeable electrode and manufacturing process
CN118248830A (zh) * 2024-05-29 2024-06-25 宁德时代新能源科技股份有限公司 二次电池和用电装置
KR20260028672A (ko) * 2024-08-21 2026-03-04 컨템포러리 엠퍼렉스 테크놀로지 씨오., 리미티드 이차 배터리, 이의 제조 방법 및 전기 장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007173156A (ja) 2005-12-26 2007-07-05 Jfe Chemical Corp リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極およびリチウムイオン二次電池
WO2015152113A1 (ja) 2014-03-31 2015-10-08 Ｎｅｃエナジーデバイス株式会社 黒鉛系負極活物質材料、負極及びリチウムイオン二次電池
JP2016095897A (ja) 2013-02-28 2016-05-26 日産自動車株式会社 非水電解質二次電池用負極
JP2016532241A (ja) 2013-12-20 2016-10-13 エルジー・ケム・リミテッド 負極活物質及びこれを含むリチウム二次電池
JP2017530509A (ja) 2014-07-29 2017-10-12 エルジー・ケム・リミテッド 黒鉛２次粒子及びこれを含むリチウム二次電池
WO2019088503A1 (ko) 2017-11-06 2019-05-09 삼성에스디아이 주식회사 리튬 이차 전지용 음극 활물질 및 이를 포함하는 리튬 이차 전지

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3059820B2 (ja) * 1992-04-09 2000-07-04 三洋電機株式会社 リチウム二次電池
CN100338795C (zh) * 2003-01-22 2007-09-19 日立麦克赛尔株式会社 锂二次电池用负极及其制造方法以及使用其的锂二次电池
JP4754209B2 (ja) * 2004-12-16 2011-08-24 日本化学工業株式会社 リチウムコバルト系複合酸化物粉末の製造方法
WO2007066673A1 (ja) * 2005-12-05 2007-06-14 Showa Denko K.K. 黒鉛材料、電池電極用炭素材料、及び電池
KR101090598B1 (ko) * 2009-03-16 2011-12-08 주식회사 엘지화학 이차전지용 전극바인더 및 이를 사용한 이차전지
US10017875B2 (en) * 2011-03-28 2018-07-10 Sumitomo Metal Mining Co., Ltd. Nickel manganese composite hydroxide particles and manufacturing method thereof, cathode active material for a non-aqueous electrolyte secondary battery and manufacturing method thereof, and a non-aqueous electrolyte secondary battery
KR101980216B1 (ko) * 2011-11-15 2019-05-20 덴카 주식회사 복합 입자, 그 제조 방법, 이차전지용 전극재료 및 이차전지
KR101514202B1 (ko) * 2012-05-04 2015-04-23 주식회사 엘지화학 전기화학 소자용 음극 활물질
JP2016105349A (ja) * 2013-03-15 2016-06-09 日産自動車株式会社 非水電解質二次電池
CN107207258B (zh) * 2015-02-24 2019-09-27 昭和电工株式会社 碳材料、其制造方法及其用途
CN104810508B (zh) * 2015-03-30 2018-05-22 深圳市金润能源材料有限公司 电池负极材料及其制作方法
CN106654235B (zh) * 2017-02-08 2020-01-24 深圳市贝特瑞新能源材料股份有限公司 一种复合石墨材料、其制备方法及包含该复合石墨材料的锂离子电池
CN109461964B (zh) * 2017-09-06 2021-06-08 宁德时代新能源科技股份有限公司 一种锂离子二次电池
KR102165885B1 (ko) * 2017-11-28 2020-10-14 주식회사 엘지화학 음극 활물질, 이를 포함하는 음극 및 리튬 이차전지
US20190207219A1 (en) * 2017-12-28 2019-07-04 Samsung Sdi Co., Ltd. Negative electrode active mass for rechargeable battery, negative electrode for rechargeable battery, and rechargeable battery
CN108483437B (zh) * 2018-03-19 2021-07-09 安徽锦美碳材科技发展有限公司 一种以乙烯焦为原料的锂电池炭负极材料及其制备方法
CN108807848B (zh) * 2018-05-11 2019-10-08 宁德时代新能源科技股份有限公司 负极极片及含有它的二次电池
CN108807849B (zh) * 2018-05-16 2019-11-15 宁德时代新能源科技股份有限公司 负极极片及含有它的二次电池
CN109449446B (zh) * 2018-10-17 2020-09-11 宁德时代新能源科技股份有限公司 二次电池
CN110642247B (zh) * 2019-09-30 2021-05-25 广东凯金新能源科技股份有限公司 一种人造石墨负极材料及其制备方法、锂离子电池

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007173156A (ja) 2005-12-26 2007-07-05 Jfe Chemical Corp リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極およびリチウムイオン二次電池
JP2016095897A (ja) 2013-02-28 2016-05-26 日産自動車株式会社 非水電解質二次電池用負極
JP2016532241A (ja) 2013-12-20 2016-10-13 エルジー・ケム・リミテッド 負極活物質及びこれを含むリチウム二次電池
WO2015152113A1 (ja) 2014-03-31 2015-10-08 Ｎｅｃエナジーデバイス株式会社 黒鉛系負極活物質材料、負極及びリチウムイオン二次電池
JP2017530509A (ja) 2014-07-29 2017-10-12 エルジー・ケム・リミテッド 黒鉛２次粒子及びこれを含むリチウム二次電池
WO2019088503A1 (ko) 2017-11-06 2019-05-09 삼성에스디아이 주식회사 리튬 이차 전지용 음극 활물질 및 이를 포함하는 리튬 이차 전지

Also Published As

Publication number Publication date
CN114902450A (zh) 2022-08-12
KR102588574B1 (ko) 2023-10-11
EP4265568A2 (en) 2023-10-25
KR20230146134A (ko) 2023-10-18
JP2023505134A (ja) 2023-02-08
KR20220095220A (ko) 2022-07-06
US20220102700A1 (en) 2022-03-31
EP3961770B1 (en) 2023-10-25
WO2021190650A1 (zh) 2021-09-30
KR102778746B1 (ko) 2025-03-12
CN118263501A (zh) 2024-06-28
EP3961770A4 (en) 2022-09-07
EP3961770A1 (en) 2022-03-02
CN114902450B (zh) 2024-04-12
EP4265568A3 (en) 2024-01-03

Similar Documents

Publication Publication Date Title
JP7392151B2 (ja) 二次電池、当該二次電池を含む電池モジュール、電池パック及び装置
KR102746263B1 (ko) 2차전지, 그의 제조방법 및 상기 2차전지를 포함하는 배터리 모듈, 배터리 팩 및 디바이스
JP7765625B2 (ja) 負極シート、二次電池、電池モジュール、電池パック及び電力消費装置
KR102838200B1 (ko) 음극 활물질, 그의 제조방법, 2차전지 및 2차전지를 포함하는 배터리 모듈, 배터리 팩 및 디바이스
JP7406625B2 (ja) 人造黒鉛、二次電池、製造方法及び装置
CN111029543B (zh) 负极材料及包含其的电化学装置和电子装置
JP4448279B2 (ja) 人造黒鉛質粒子及びその製造方法、非水電解液二次電池負極及びその製造方法、並びにリチウム二次電池
JP7265668B2 (ja) リチウムイオン二次電池、モバイル端末、自動車及び電力貯蔵システム
TWI670879B (zh) 非水電解質二次電池用負極活性物質、非水電解質二次電池用負極、及非水電解質二次電池、以及非水電解質二次電池用負極材料之製造方法
CN102931434B (zh) 锂二次电池以及其中使用的非水电解液
TWI714758B (zh) 負極活性物質、混合負極活性物質材料、及負極活性物質的製造方法
CN118983413A (zh) 复合石墨材料及其制备方法、负极极片、二次电池
JP6861565B2 (ja) 負極活物質、混合負極活物質材料、及び負極活物質の製造方法
EP3364483A1 (en) Negative electrode active material, mixed negative electrode active material, negative electrode for non-aqueous electrolyte secondary battery, lithium ion secondary battery, method for producing negative electrode active material, and method for producing lithium ion secondary battery
JP7490079B2 (ja) 負極シート及び二次電池、電池パック、電池モジュール並びに電力消費装置
TW201703319A (zh) 非水電解質二次電池用負極活性物質及非水電解質二次電池、以及非水電解質二次電池用負極材料之製造方法
JP2010073651A (ja) 非水電解質電池用負極活物質及び非水電解質電池
JP2024540920A (ja) 電極アセンブリ、二次電池、電池モジュール、電池パック及び電力消費装置
KR20250133730A (ko) 이차 배터리 및 전기 장치
JP2019012646A (ja) 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
JP2012151129A (ja) 非水電解質二次電池用負極活物質の製造方法およびこれによって得られる非水電解質電池用負極活物質
JP2004083398A (ja) 多結晶メソカーボン小球体黒鉛化品、その製造方法およびリチウムイオン二次電池
JP2026507300A (ja) 負極活物質及びその製造方法、負極シート、リチウムイオン電池及び電力消費装置
JP2026507301A (ja) 負極活物質及びその製造方法、負極シート、リチウムイオン電池及び電力消費装置
CN119764412A (zh) 正极材料、正极极片及二次电池

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220531

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230522

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230616

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20230616

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230619

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230718

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230925

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: 20231030

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231122

R150 Certificate of patent or registration of utility model

Ref document number: 7392151

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R360 Written notification for declining of transfer of rights

Free format text: JAPANESE INTERMEDIATE CODE: R360

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350