CN111095619A - 正极材料的制备方法、正极材料及锂离子电池 - Google Patents

正极材料的制备方法、正极材料及锂离子电池 Download PDF

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CN111095619A
CN111095619A CN201880001592.5A CN201880001592A CN111095619A CN 111095619 A CN111095619 A CN 111095619A CN 201880001592 A CN201880001592 A CN 201880001592A CN 111095619 A CN111095619 A CN 111095619A
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solution
positive electrode
electrode material
precursor
lithium
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CN111095619B (zh
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战鹏
刘亮
黄勇
黄双
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Zhongtian Xinxing Material Co ltd
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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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1391—Processes of manufacture of 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
    • H01M4/36—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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

本发明提供的一种正极材料的制备方法，包括以下步骤：将正极材料前驱体溶解于溶剂中得到混合溶液；滴加碱性溶液至所述混合溶液中得到碱性的预处理溶液；同时将锆源酸性滴定液和铝源碱性滴定液滴加到所述预处理溶液中进行共沉淀得到包覆正极材料前驱体；锂源与所述包覆正极材料前驱体按预设锂比金属配比混合，烧结制得复合氧化物包覆的正极材料。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN201880001592.5A 2018-08-06 2018-08-06 正极材料的制备方法、正极材料及锂离子电池 Active CN111095619B (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114644368A (zh) * 2020-12-18 2022-06-21 中国石油化工股份有限公司 正极材料前驱体及其制备方法和正极材料及其应用
CN114804225A (zh) * 2022-03-15 2022-07-29 远景动力技术(江苏)有限公司 三元材料前驱体及其应用

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114229921B (zh) * 2021-12-22 2023-09-15 西南科技大学 Al2O3-ZrO2包覆的富锂锰基正极材料及其制备方法
CN114566393A (zh) * 2022-03-23 2022-05-31 上海奥威科技开发有限公司 一种用于锂离子电容器的复合正极材料及其应用

Citations (4)

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CN101777647A (zh) * 2010-02-11 2010-07-14 东莞新能源科技有限公司 锂离子电池表面包覆正极材料及其制备方法
CN103531779A (zh) * 2013-10-29 2014-01-22 重庆特瑞电池材料股份有限公司 用于锂离子电池的层状镍钴锰酸锂正极材料及其制备方法
CN106058188A (zh) * 2016-07-14 2016-10-26 中南大学 一种具有核壳结构的锂离子电池复合正极材料LiNi1‑x‑yMxAlyO2及其制备方法
CN106654237A (zh) * 2017-02-17 2017-05-10 中国科学院过程工程研究所 一种镍钴铝锂离子电池正极材料及其制备方法和应用

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JP4292761B2 (ja) * 2002-07-23 2009-07-08 日鉱金属株式会社 リチウム二次電池用正極材料の製造方法
CN102299299A (zh) * 2011-08-04 2011-12-28 深圳市天骄科技开发有限公司 锂离子电池正极材料包覆铝的制备方法
CN105047864A (zh) * 2015-06-09 2015-11-11 中国科学院大学 锆酸锂包覆锂离子电池三元层状正极材料的制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101777647A (zh) * 2010-02-11 2010-07-14 东莞新能源科技有限公司 锂离子电池表面包覆正极材料及其制备方法
CN103531779A (zh) * 2013-10-29 2014-01-22 重庆特瑞电池材料股份有限公司 用于锂离子电池的层状镍钴锰酸锂正极材料及其制备方法
CN106058188A (zh) * 2016-07-14 2016-10-26 中南大学 一种具有核壳结构的锂离子电池复合正极材料LiNi1‑x‑yMxAlyO2及其制备方法
CN106654237A (zh) * 2017-02-17 2017-05-10 中国科学院过程工程研究所 一种镍钴铝锂离子电池正极材料及其制备方法和应用

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114644368A (zh) * 2020-12-18 2022-06-21 中国石油化工股份有限公司 正极材料前驱体及其制备方法和正极材料及其应用
CN114644368B (zh) * 2020-12-18 2024-03-26 中国石油化工股份有限公司 正极材料前驱体及其制备方法和正极材料及其应用
CN114804225A (zh) * 2022-03-15 2022-07-29 远景动力技术(江苏)有限公司 三元材料前驱体及其应用

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