CN104319417A - 锰酸锂和镍钴锰酸锂纳米电池 - Google Patents

锰酸锂和镍钴锰酸锂纳米电池 Download PDF

Info

Publication number
CN104319417A
CN104319417A CN201410482550.1A CN201410482550A CN104319417A CN 104319417 A CN104319417 A CN 104319417A CN 201410482550 A CN201410482550 A CN 201410482550A CN 104319417 A CN104319417 A CN 104319417A
Authority
CN
China
Prior art keywords
conductive
nano
battery
adopts
negative
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.)
Pending
Application number
CN201410482550.1A
Other languages
English (en)
Inventor
孙琦
李岩
孙慧英
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.)
QINGDAO QIANYUN HIGH-TECH NEW MATERIAL Co Ltd
Original Assignee
QINGDAO QIANYUN HIGH-TECH NEW MATERIAL 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 QINGDAO QIANYUN HIGH-TECH NEW MATERIAL Co Ltd filed Critical QINGDAO QIANYUN HIGH-TECH NEW MATERIAL Co Ltd
Priority to CN201410482550.1A priority Critical patent/CN104319417A/zh
Publication of CN104319417A publication Critical patent/CN104319417A/zh
Pending legal-status Critical Current

Links

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
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

本发明公开了一种锰酸锂和镍钴锰酸锂纳米电池，包括正极、负极、多个隔膜、聚合物凝胶电解质、电池壳体，其特征在于，包括：正极由正极活性物质、粘结剂、导电剂和正极集流体组成，正极活性物质采用采用锰酸锂、镍钴锰酸锂材料；粘结剂采用聚偏氟乙烯；导电剂采用导电炭黑、导电石墨、鳞片石墨、纳米碳、纤维粉中的一种或多种；正极集流体采用铝箔；镍钴锰酸铝35％-45％；锰酸锂35％-45％；纳米碳、纤维粉3％-6％；导电炭黑2％-4％。鳞片石墨1％-4％；聚偏氟乙烯4％-7％；余量为铝箔，提高锰酸锂和镍钴锰酸动力电池比能量、功率、容量、放电效率、使用寿命、安全性和结构稳定性。

Description

锰酸锂和镍钴锰酸锂纳米电池
技术领域
本发明动力电池及其制作方法，特别涉及一种锰酸锂和镍钴锰酸锂纳米电池。
背景技术
目前，市场上现有多种电池，有一次电池和二次充电电池，有铅酸、镍氢、镍镉、锂电池(钴酸锂、锰酸锂、磷酸铁锂)应用在电动工具、电动自行车、电动摩托车、电动汽车、储能上的电池，由于小容量、功率低、效率低，需采用多块电池并联及串联起来增加功率和容量来提高电子产品的使用时间，由于每个电池都存在一定的差异，多个电池的组合对电池性能产生较大影响，降低电池的使用寿命，并影响使用安全。
现有技术中，单纯的锰酸锂电池及镍钴锰酸锂动电池及其他锂离子电池在应用在电动车、储能电池时，电压低、比能量小、放电效率低、使用寿命短和安全性差、电池结构能不稳定。
发明内容
本发明提出一种锰酸锂和镍钴锰酸锂纳米电池，在于克服单纯的锰酸锂电池及镍钴锰酸锂动电池及其他锂离子电池应用于电动车、储能电池时电压低、比能量小、放电效率低、使用寿命短和安全性差、电池结构能不稳定。
为实现上述目的，本发明提出一种锰酸锂和镍钴锰酸锂纳米电池，包括正极、负极、多个隔膜、聚合物凝胶电解质、电池壳体，其特征在于，包括：正极由正极活性物质、粘结剂、导电剂和正极集流体组成，正极活性物质采用采用锰酸锂、镍钴锰酸锂材料；粘结剂采用聚偏氟乙烯；导电剂采用导电炭黑、导电石墨、鳞片石墨、纳米碳、纤维粉中的一种或多种；正极集流体采用铝箔；
负极由负极材料、导电剂、增稠剂、粘结剂和负极集流体组成；
负极材料采用人造石墨、天然石墨、中间相碳微球或硬碳材料中的一种或多种；导电剂采用导电碳黑、导电石墨中的一种或多种；增稠剂采用羧甲基纤维素钠；粘结剂采用丁苯橡胶；负极集流体采用铜箔；
其中，正极、负极以及正负极之间的隔膜组成电芯，电芯采用由依次排列的第一隔膜、负极、第二隔膜、正极相连的叠片式结构；所述的正极的组分以及重量百分比为：镍钴锰酸铝35％-45％；锰酸锂35％-45％；纳米碳、纤维粉3％-6％；导电炭黑2％-4％；；鳞片石墨1％-4％；聚偏氟乙烯4％-7％；余量为铝箔。
所述的正极的组分以及重量百分比为：镍钴锰酸铝40％；锰酸锂40％；纳米碳、纤维粉5％；导电炭黑3％；鳞片石墨3％；聚偏氟乙烯5％；余量为铝箔。
本发明具有如下有益效果：
区别于现有技术中采用单纯的锰酸锂电池及镍钴锰酸锂动电池及其他锂离子电池在应用在电动车、储能电池电压低、比能量小、放电效率低、使用寿命短和安全性差、电池结构能不稳定的问题，本技术方案正极材料采用锰酸锂和镍钴锰酸为主添加导电石墨、鳞片石墨、纳米碳、纤维粉的一种或多种物质，提高锰酸锂和镍钴锰酸动力电池比能量、功率、容量、放电效率、使用寿命、安全性和结构稳定性。
具体实施方式
本发明提出一种锰酸锂电池电解液，包括正极、负极、多个隔膜、聚合物凝胶电解质、电池壳体，其特征在于，包括：正极由正极活性物质、粘结剂、导电剂和正极集流体组成，正极活性物质采用采用锰酸锂、镍钴锰酸锂材料；粘结剂采用聚偏氟乙烯；导电剂采用导电炭黑、导电石墨、鳞片石墨、纳米碳、纤维粉中的一种或多种；正极集流体采用铝箔；
负极由负极材料、导电剂、增稠剂、粘结剂和负极集流体组成；
负极材料采用人造石墨、天然石墨、中间相碳微球或硬碳材料中的一种或多种；导电剂采用导电碳黑、导电石墨中的一种或多种；增稠剂采用羧甲基纤维素钠；粘结剂采用丁苯橡胶；负极集流体采用铜箔；
其中，正极、负极以及正负极之间的隔膜组成电芯，电芯采用由依次排列的第一隔膜、负极、第二隔膜、正极相连的叠片式结构；所述的正极的组分以及重量百分比为：镍钴锰酸铝35％-45％；锰酸锂35％-45％；纳米碳、纤维粉3％-6％；导电炭黑2％-4％；；鳞片石墨1％-4％；聚偏氟乙烯4％-7％；余量为铝箔。
所述的正极的组分以及重量百分比为：镍钴锰酸铝40％；锰酸锂40％；纳米碳、纤维粉5％；导电炭黑3％；鳞片石墨3％；聚偏氟乙烯5％；余量为铝箔。
区别于现有技术中采用单纯的锰酸锂电池及镍钴锰酸锂动电池及其他锂离子电池在应用在电动车、储能电池电压低、比能量小、放电效率低、使用寿命短和安全性差、电池结构能不稳定的问题，本技术方案正极材料采用锰酸锂和镍钴锰酸为主添加导电石墨、鳞片石墨、纳米碳、纤维粉的一种或多种物质，提高锰酸锂和镍钴锰酸动力电池比能量、功率、容量、放电效率、使用寿命、安全性和结构稳定性。

Claims (2)

1.一种锰酸锂和镍钴锰酸锂纳米电池，包括正极、负极、多个隔膜、聚合物凝胶电解质、电池壳体，其特征在于，包括：正极由正极活性物质、粘结剂、导电剂和正极集流体组成，正极活性物质采用采用锰酸锂、镍钴锰酸锂材料；粘结剂采用聚偏氟乙烯；导电剂采用导电炭黑、导电石墨、鳞片石墨、纳米碳、纤维粉中的一种或多种；正极集流体采用铝箔；
负极由负极材料、导电剂、增稠剂、粘结剂和负极集流体组成；
负极材料采用人造石墨、天然石墨、中间相碳微球或硬碳材料中的一种或多种；导电剂采用导电碳黑、导电石墨中的一种或多种；增稠剂采用羧甲基纤维素钠；粘结剂采用丁苯橡胶；负极集流体采用铜箔；
其中，正极、负极以及正负极之间的隔膜组成电芯，电芯采用由依次排列的第一隔膜、负极、第二隔膜、正极相连的叠片式结构；所述的正极的组分以及重量百分比为：镍钴锰酸铝35％-45％；锰酸锂35％-45％；纳米碳、纤维粉3％-6％；导电炭黑2％-4％；；鳞片石墨1％-4％；聚偏氟乙烯4％-7％；余量为铝箔。
2.根据权利要求1所述的锰酸锂和镍钴锰酸锂纳米电池，其特征在于：所述的正极的组分以及重量百分比为：镍钴锰酸铝40％；锰酸锂40％；纳米碳、纤维粉5％；导电炭黑3％；鳞片石墨3％；聚偏氟乙烯5％；余量为铝箔。
CN201410482550.1A 2014-09-19 2014-09-19 锰酸锂和镍钴锰酸锂纳米电池 Pending CN104319417A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410482550.1A CN104319417A (zh) 2014-09-19 2014-09-19 锰酸锂和镍钴锰酸锂纳米电池

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410482550.1A CN104319417A (zh) 2014-09-19 2014-09-19 锰酸锂和镍钴锰酸锂纳米电池

Publications (1)

Publication Number Publication Date
CN104319417A true CN104319417A (zh) 2015-01-28

Family

ID=52374620

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410482550.1A Pending CN104319417A (zh) 2014-09-19 2014-09-19 锰酸锂和镍钴锰酸锂纳米电池

Country Status (1)

Country Link
CN (1) CN104319417A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10804566B2 (en) 2015-09-16 2020-10-13 Umicore Lithium battery containing cathode material and electrolyte additives for high voltage application

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10804566B2 (en) 2015-09-16 2020-10-13 Umicore Lithium battery containing cathode material and electrolyte additives for high voltage application
US11688883B2 (en) 2015-09-16 2023-06-27 Umicore Lithium battery containing cathode material and electrolyte additives for high voltage application

Similar Documents

Publication Publication Date Title
CN105304903B (zh) 高温特性及低温特性优异的二次电池
CN103208646A (zh) 一种锰酸锂和镍钴锰酸锂纳米电池及其制作方法
CN104795559A (zh) 一种高能量密度的锂离子动力电池
CN103208645A (zh) 一种锰酸锂和石墨烯组成的纳米动力电池及其制备方法
Farooq et al. Effect of binder and composition ratio on electrochemical performance of silicon/graphite composite battery electrode
CN102157753A (zh) 快充高功率卷绕柱式锂离子电池
JP2007335360A (ja) リチウム二次電池
CN103208632B (zh) 一种纳米碳管和镍锰酸锂纳米电池的制作方法
CN104103848A (zh) 一种锰酸锂和镍钴锰酸锂动力电池及其制作方法
CN102117931A (zh) 正极采用改性锰酸锂的高倍率圆柱形锂离子电池
CN212907803U (zh) 一种高倍率充放电的锂离子电池
CN102427123A (zh) 锂离子二次电池及其正极片
CN105552355A (zh) 高倍率锂离子电池及其制备方法
KR101613285B1 (ko) 양면에 서로 다른 전극 활물질이 도포된 전극 및 이를 포함하는 전극조립체
JP6394928B2 (ja) 蓄電装置
CN103579563A (zh) 一种圆柱快充2000mAh锂离子动力电池及制造方法
CN105336942A (zh) 基于三元正极材料的全密封锂离子蓄电池及其制备方法
CN104112846A (zh) 一种高容量电动工具用锂离子动力电池及其制造方法
CN104103824A (zh) 一种高能动力电池及其制作方法
CN104319417A (zh) 锰酸锂和镍钴锰酸锂纳米电池
CN105336978A (zh) 锰酸锂和镍钴锰酸锂纳米电池
CN105261783A (zh) 一种锰酸锂和镍钴锰酸锂纳米电池
CN108054356A (zh) 一种高安全性复合正极材料锂离子电池
CN101267037A (zh) 可大电流放电的锂离子电池及其制造方法
CN112436106B (zh) 金属正极和基于金属正极的电池

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150128