CN109970107A8 - 一种富锂锰基正极材料、及其制备方法和用途 - Google Patents

一种富锂锰基正极材料、及其制备方法和用途 Download PDF

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Publication number
CN109970107A8
CN109970107A8 CN201910272029.8A CN201910272029A CN109970107A8 CN 109970107 A8 CN109970107 A8 CN 109970107A8 CN 201910272029 A CN201910272029 A CN 201910272029A CN 109970107 A8 CN109970107 A8 CN 109970107A8
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China
Prior art keywords
lithium
nucleation
salt
anode material
mixed
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Pending
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CN201910272029.8A
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English (en)
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CN109970107A (zh
Inventor
谭强强
冯海兰
纪雪倩
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Institute of Process Engineering of CAS
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Zhongke Ma'anshan New Material Science Park Co ltd
Institute of Process Engineering of CAS
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Priority to CN201910272029.8A priority Critical patent/CN109970107A/zh
Publication of CN109970107A publication Critical patent/CN109970107A/zh
Publication of CN109970107A8 publication Critical patent/CN109970107A8/zh
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/40—Nickelates
    • C01G53/42—Nickelates containing alkali metals, e.g. LiNiO2
    • C01G53/44—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese
    • 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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

本发明涉及一种富锂锰基正极材料的制备方法，所述制备方法包括如下步骤：(1)将含有锰盐、镍盐和钴盐的混合溶液、含有软模版的沉淀剂和缓冲液混合，得到反应液，然后将所述反应液进行成核过程；(2)将成核后的反应液与含有锰盐、镍盐和钴盐的混合溶液混合进行晶化过程，得到前驱体；(3)将所述前驱体与锂源混合，煅烧后得到富锂锰基正极材料。本发明采用成核晶化隔离法将成核与晶体生长过程相分离，使晶化过程中所有晶核在相同条件下同步生长，根据晶体生长理论，保证所有晶核在相同条件下生成，同时保证所有晶核在相同条件下同步生长，得到粒径分布均匀的产物。
CN201910272029.8A 2019-04-04 2019-04-04 一种富锂锰基正极材料、及其制备方法和用途 Pending CN109970107A (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111063882A (zh) * 2019-12-25 2020-04-24 中原工学院 一种功率型锂离子电池三元材料及制备方法
CN115959713A (zh) * 2021-10-11 2023-04-14 中国科学院过程工程研究所 一种锂离子电池正极材料及其制备方法和应用
CN114759181B (zh) * 2022-05-23 2023-09-01 荆门市格林美新材料有限公司 一种固态电池用正极材料及其制备方法和应用

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JP5880426B2 (ja) * 2012-12-28 2016-03-09 住友金属鉱山株式会社 ニッケル複合水酸化物及びその製造方法、並びに正極活物質の製造方法
CN103165878B (zh) * 2013-03-25 2016-03-30 安徽亚兰德新能源材料股份有限公司 一种球形镍锰二元材料的制备方法
CN105810925B (zh) * 2014-12-31 2019-06-14 格林美股份有限公司 一种小粒径镍钴铝氧化物及其制备方法
CN106745331B (zh) * 2016-11-24 2017-12-12 华友新能源科技（衢州）有限公司 一种低硫小粒径镍钴锰氢氧化物的制备方法
CN107394123A (zh) * 2017-06-05 2017-11-24 上海交通大学 薄片缠绕成的富锂锰基空心纳米球正极材料及其制备方法
CN108630915B (zh) * 2018-03-27 2022-10-11 四川大学 一种高性能镍钴铝酸锂正极材料及其制备方法

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Correction item: Applicant

Correct: Zhongke (Ma'anshan) New Material Science Park Co., Ltd.

False: Zhongke (Ma'anshan) New Material Science Park Co., Ltd.

Number: 27-02

Page: The title page

Volume: 35

Correction item: Applicant

Correct: Zhongke (Ma'anshan) New Material Science Park Co., Ltd.

False: Zhongke (Ma'anshan) New Material Science Park Co., Ltd.

Number: 27-02

Volume: 35

CB03 Change of inventor or designer information
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Inventor after: Tan Qiangqiang

Inventor after: Ji Xueqian

Inventor after: Feng Hailan

Inventor before: Tan Qiangqiang

Inventor before: Feng Hailan

Inventor before: Ji Xueqian

TA01 Transfer of patent application right
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Effective date of registration: 20210913

Address after: 100190 north two street, Zhongguancun, Haidian District, Beijing, 1

Applicant after: Institute of Process Engineering, Chinese Academy of Sciences

Address before: 243000 2, 1669 north section of Huo Li Shan Road, Ma'anshan high tech Zone, Anhui

Applicant before: Zhongke (Ma'anshan) New Material Science Park Co.,Ltd.

Applicant before: Institute of Process Engineering, Chinese Academy of Sciences