CN103972494A - Synthesizing method for dual anode material - Google Patents

Synthesizing method for dual anode material Download PDF

Info

Publication number
CN103972494A
CN103972494A CN201410154544.3A CN201410154544A CN103972494A CN 103972494 A CN103972494 A CN 103972494A CN 201410154544 A CN201410154544 A CN 201410154544A CN 103972494 A CN103972494 A CN 103972494A
Authority
CN
China
Prior art keywords
compound
lithium
manganese
nickel
ball
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
CN201410154544.3A
Other languages
Chinese (zh)
Inventor
关成善
宗继月
王淑芹
陈凡伟
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.)
Shandong Goldencell Electronics Technology Co Ltd
Original Assignee
Shandong Goldencell Electronics 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 Shandong Goldencell Electronics Technology Co Ltd filed Critical Shandong Goldencell Electronics Technology Co Ltd
Priority to CN201410154544.3A priority Critical patent/CN103972494A/en
Publication of CN103972494A publication Critical patent/CN103972494A/en
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
    • 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
    • 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
    • H01M4/52—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

A synthesizing method for a dual anode material comprises the following steps: mixing resolvable lithium compound, nickel compound and manganese compound according to a metal ion molar ratio of 1:0.5:1.5; adding the mixture in a high energy ball grinder, wherein the grinding media in the ball grinder is zirconia balls or alumina ceramic balls, the diameter of the grinding balls is 1-20 mm, and weight ratio between the grinding balls and the raw materials is 10-100:1; conducting dry-process ball grinding on the raw materials for 10-100 hours in the planetary ball grinder provided with revolution and autoroatation at a revolution speed of 100-10000 turns/minute; obtaining finished product of LiNi0.5Mn1.5O4 in the high energy grinding process; the resolvable compounds can be resolved under a temperature below 800 DEG C; the resolvable lithium compound is lithium hydrate, lithium carbonate or lithium nitrate; the resolvable nickel compound is nickelous hydroxide, nickel oxalate, or nickel nitrate; the resolvable manganese compound is manganese dioxide, manganous-manganic oxide, manganese carbonate, or manganese oxalate.

Description

A kind of synthetic method of binary positive electrode
Technical field
The present invention relates to a kind of synthetic method of binary positive electrode, relating in particular to a kind of composition is LiNi 0.5mn 1.5o 4method for preparing anode material of lithium-ion battery.
Background technology
At present, lithium ion battery material mainly contains LiFePO 4 material, cobalt acid lithium material, lithium manganate material and ternary material, above material occupies most shares of China's lithium ion battery, and these materials have adaptation field separately, in China, have formed large-scale capability of industrialization.
In recent years, there is the spinel-type nickel lithium manganate material LiNi of discharge voltage plateau up to 4.7V 0.5mn 1.5o 4this material has three-dimensional lithium ion channel design, discharge voltage plateau reaches 4.7V, it is 147mAh/g that reversible capacity can reach 130mAh/g(theoretical capacity), specific energy can reach 610 mWh/g, can be applicable to the fields such as electric automobile, energy-storage battery, portable electric appts, is the preferred positive electrode of high-energy-density electrokinetic cell.
LiNi 0.5mn 1.5o 4material also has following advantage: not containing cobalt, with low cost in (1) raw material and finished product, can be controlled to 50% of ternary material cost; (2) high battery pack design and the assembly working of can making of operating voltage simplified, and greatly improves the reliability of battery BMS, particularly to large-sized battery pack, more meaningful.
Traditional LiNi 0.5mn 1.5o 4the material of system is all generally to adopt solid sintering technology or solwution method to synthesize: be about to, after manganese oxide, nickel oxide (or nickel hydroxide), the even mixing of lithium carbonate, add water or alcohol to grind, then carry out sintering, obtain product.The patent application that for example publication number is CN1307371 has proposed a kind of new composite oxide of metal Li xmn 2-ym yo 4synthetic method, the method is dissolved in a kind of compound containing lithium in a kind of mixed solution containing oxidant and precipitation reagent, then above-mentioned mixed solution is joined a kind of containing in the compound solution of manganese under strong stirring, then proceeded in the stainless steel autoclave of liner PTFE, under 120～260 ℃ and self-generated pressure, carried out hydrothermal crystallizing 6～72h.Hydrothermal Synthesis sample in 400～850 ℃ of heat treatment 2～48h, obtains consisting of Li again xmn 2-ym yo 4(0 < x≤2; 0≤y≤1) product.Publication number is that the method that the patent of CN102120624 proposes is: after lithium source, nickel source, manganese source are mixed, put into water-bath, then add absolute ethyl alcohol and ammoniacal liquor, through super-dry, stirring, calcining, obtain LiX yni 0.5-ymn 1.5o 4finished product.(the 5V positive electrode LiNi such as Xu Xiaoli 05mn 15o 4preparation and Electrochemical Properties, salt lake research, 18(4): 201 0) adopt sol-gel-self-propagating combustion and solid phase method to prepare LiNi 05mn 15o 4.XRD collection of illustrative plates shows to obtain pure phase material by sol-gel-self-propagating combustion, and the LiNi making with solid phase method 0.5mn 1.5o 4in containing dephasign material.Experimental result shows that sample institute assembled battery discharge capacity prepared by sol-gel-self-propagating combustion is higher.Totally it seems, the material property that above method is made is unstable, has the problems such as batch mixing is irregular, sintering is inhomogeneous, discharge performance is unstable.
Summary of the invention
The object of this invention is to provide a kind of can be efficiently, stable synthetic and manufacture anode material for lithium-ion batteries LiNi 0.5mn 1.5o 4method, i.e. a kind of synthetic method of binary positive electrode.
For achieving the above object, the technical solution used in the present invention is:
A kind of synthetic method of binary positive electrode, it is characterized in that, processing step is, by decomposable lithium compound, nickel compound, the ratio that manganese compound is 1:0.5:1.5 in metal ion mol ratio prepares, join in high energy ball mill, abrasive media in ball mill is zirconia ball or aluminium oxide ceramic ball, ball radius is 1-20mm, the weight ratio of abrading-ball and raw material is 10-100:1, in thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 100-10000 rev/min, raw material is carried out to dry ball milling 10-100 hour, in high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Synthetic method according to described a kind of binary positive electrode, is characterized in that, described decomposable compound is the compound that can decompose 800 ℃ of following temperature.
Synthetic method according to described a kind of binary positive electrode, is characterized in that, described decomposed lithium compound is lithium hydroxide, lithium carbonate or lithium nitrate.
Synthetic method according to described a kind of binary positive electrode, is characterized in that, described decomposed nickel compound is nickel hydroxide, nickel oxalate or nickel nitrate;
Synthetic method according to described a kind of binary positive electrode, is characterized in that, described decomposed manganese compound is manganese dioxide, mangano-manganic oxide, manganese carbonate or manganese oxalate.
The present invention is by the method for mechanical alloying, and take lithium compound, nickel compound, manganese compound is raw material, and by high-energy solid ball milling, directly synthetic have sub-micron particle diameter, an even LiNi of composition and structure 0.5mn 1.5o 4material.
Under the reaction condition clashing in high energy mechanical, lithium compound, nickel compound, the reaction of manganese compound generation cryochemistry, directly form needed material component and structure.Take lithium hydroxide, nickel hydroxide, manganese oxide is example, and reaction equation is:
2LiOH+Ni(OH) 2+3MnO 2→2LiNi 0.5Mn 1.5O 4+ 2H 2O
The LiNi that the present invention makes 0.5mn 1.5o 4material has that uniform composition distributes, stable crystal structure and less granularity (D 50be generally less than 2 microns, and the D of general solid phase method synthetic material 50be generally 10 microns).Through high-octane lasting grinding, metal ion can be realized stable diffusion and dispersion, the defects such as the cation dislocation having caused because solid-state diffusion is inhomogeneous while having avoided conventional solid phase reaction to prepare this material, mixing.Meanwhile, because the present invention adopts high energy ball mill method manufacture, contain a large amount of energy in material, electro-chemical activity is high, and capacity is also higher, very stable between batch.According to result of the test, confirm, the high voltage material that adopts the technology of the present invention to manufacture, more than room temperature 0.2C discharge capacity can reach 125 mAh/g, has approached theoretical discharge capacity.The particle diameter of material is obviously less simultaneously, and dispersing uniformity is good, and during for coating of lithium-ion battery, processing characteristics is good.
Accompanying drawing explanation
Fig. 1 is the LiNi that the present invention manufactures 0.5mn 1.5o 4material charging and discharging curve figure.
Fig. 2 is the LiNi that the present invention manufactures 0.5mn 1.5o 4front 10 discharge curves of material.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described:
Embodiment 1
A synthetic method for binary positive electrode, processing step is that (LiOH that purity is 99.9%, with Li by the lithium hydroxide of 23.96g +meter 1mol), the nickel hydroxide ((Ni (OH) that purity is 99.96% of 46.36g 2, with Ni 2+meter 0.5mol), the manganese dioxide (MnO that purity is 99.95% of 130.47g 2, with Mn 4+meter 1.5mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 1mm).The weight ratio of abrading-ball and raw material is 10:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 10000 revs/min, raw material is carried out to dry ball milling 10 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 2
A synthetic method for binary positive electrode, processing step is, by the lithium carbonate of the 369.5g (Li that purity is 99.98% 2cO 3, with Li +meter 10mol), (NiO that purity is 99.77%, with Ni for the nickel oxide of 374.32g 2+meter 5mol), the mangano-manganic oxide (Mn that purity is 99.89% of 1145.32g 3o 4, with Mn 4+and Mn 2+meter 15mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 10mm).The weight ratio of abrading-ball and raw material is 50:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 5000 revs/min, raw material is carried out to dry ball milling 50 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 3
A synthetic method for binary positive electrode, processing step is, by the lithium nitrate of the 345.06g (LiNO that purity is 99.91% 3, with Li +meter 5mol), the nickel nitrate (Ni (NO that purity is 99.83% of 232.14g 3) 2, with Ni 2+meter 2.5mol), the manganese dioxide (MnO that purity is 99.95% of 652.35g 2, with Mn 4+meter 7.5mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 20mm).The weight ratio of abrading-ball and raw material is 100:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 100 revs/min, raw material is carried out to dry ball milling 100 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 4
A synthetic method for binary positive electrode, processing step is, by the lithium nitrate of the 1656.19g (LiNO that purity is 99.91% 3, with Li +meter 24mol), the nickel hydroxide (Ni that purity is 99.96% (OH) of 1112.94g 2, with Ni 2+meter 12mol), the mangano-manganic oxide (Mn that purity is 99.89% of 2748.76g 3o 4, with Mn 2+and Mn 4+meter 36mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 2mm).The weight ratio of abrading-ball and raw material is 20:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 8000 revs/min, raw material is carried out to dry ball milling 20 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 5
A synthetic method for binary positive electrode, processing step is that (LiOH that purity is 99.9%, with Li by the lithium hydroxide of 191.78g +meter 8mol), the nickel nitrate (Ni (NO that purity is 99.83% of 732.06g 3) 2, with Ni 2+meter 4mol), the manganese carbonate (MnCO that purity is 99.95% of 1380.05g 3, with Mn 2+meter 12mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 15mm).The weight ratio of abrading-ball and raw material is 30:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 6000 revs/min, raw material is carried out to dry ball milling 30 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 6
A synthetic method for binary positive electrode, processing step is, by the lithium carbonate of the 443.43g (Li that purity is 99.98% 2cO 3, with Li +meter 12mol), (NiO that purity is 99.77%, with Ni for the nickel oxide of 449.19g 2+meter 6mol), the manganese carbonate (MnCO that purity is 99.95% of 2070.08g 3, with Mn 2+meter 18mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 12mm).The weight ratio of abrading-ball and raw material is 60:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 4000 revs/min, raw material is carried out to dry ball milling 40 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 7
A synthetic method for binary positive electrode, processing step is, by the lithium nitrate of the 1035.12g (LiNO that purity is 99.91% 3, with Li +meter 15mol), the nickel nitrate (Ni (NO that purity is 99.83% of 1372.61g 3) 2, with Ni 2+meter 7.5mol), the manganese oxalate (Mn that purity is 99.93% (COOH) of 3264.18g 2, with Mn 2+meter 22.5mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 7mm).The weight ratio of abrading-ball and raw material is 70:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 3000 revs/min, raw material is carried out to dry ball milling 60 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 8
A synthetic method for binary positive electrode, processing step is that (LiOH that purity is 99.90%, with Li by the lithium hydroxide of 479.93g +meter 20mol), the nickel nitrate (Ni (NO that purity is 99.83% of 1830.14g 3) 2, with Ni 2+meter 10mol), the manganese carbonate (MnCO that purity is 99.95% of 3450.13g 3, with Mn 2+meter 30mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 5mm).The weight ratio of abrading-ball and raw material is 80:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 2000 revs/min, raw material is carried out to dry ball milling 70 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment 9
A synthetic method for binary positive electrode, processing step is, by the lithium carbonate of the 147.65g (Li that purity is 99.98% 2cO 3, with Li +meter 4mol), (NiO that purity is 99.77%, with Ni for the nickel oxide of 149.73g 2+meter 2mol), the manganese dioxide (MnO that purity is 99.95% of 521.88g 2, with Mn 4+meter 6mol) take metal ion mol ratio joins in high energy ball mill as 1:0.5:1.5.Abrasive media in ball mill is zirconia ceramics ball (bulb diameter mill 17mm).The weight ratio of abrading-ball and raw material is 90:1.In thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 1000 revs/min, raw material is carried out to dry ball milling 80 hours, through high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
Embodiment recited above is described the preferred embodiment of the present invention; not the spirit and scope of the present invention are limited; do not departing under the prerequisite of design concept of the present invention; various modification and improvement that in this area, common engineers and technicians make technical scheme of the present invention; all should fall into protection scope of the present invention; the technology contents that the present invention asks for protection, is all documented in claims.
Fig. 1 is the LiNi that the present invention manufactures 0.5mn 1.5o 4material charging and discharging curve figure; Fig. 2 is the LiNi that the present invention manufactures 0.5mn 1.5o 4front 10 discharge curves of material, as can be seen from Figure 2, the decay of each discharge capacity is very little.

Claims (5)

1. the synthetic method of a binary positive electrode, it is characterized in that, processing step is, by decomposable lithium compound, nickel compound, the ratio that manganese compound is 1:0.5:1.5 in metal ion mol ratio prepares, join in high energy ball mill, abrasive media in ball mill is zirconia ball or aluminium oxide ceramic ball, ball radius is 1-20mm, the weight ratio of abrading-ball and raw material is 10-100:1, in thering is the planetary ball mill of revolution and autobiography, under the revolution speed of 100-10000 rev/min, raw material is carried out to dry ball milling 10-100 hour, in high-octane process of lapping, can obtain LiNi 0.5mn 1.5o 4finished product.
2. the synthetic method of a kind of binary positive electrode according to claim 1 and 2, is characterized in that, described decomposable compound is the compound that can decompose 800 ℃ of following temperature.
3. the synthetic method of a kind of binary positive electrode according to claim 3, is characterized in that, described decomposed lithium compound is lithium hydroxide, lithium carbonate or lithium nitrate.
4. the synthetic method of a kind of binary positive electrode according to claim 3, is characterized in that, described decomposed nickel compound is nickel hydroxide, nickel oxalate or nickel nitrate.
5. the synthetic method of a kind of binary positive electrode according to claim 3, is characterized in that, described decomposed manganese compound is manganese dioxide, mangano-manganic oxide, manganese carbonate or manganese oxalate.
CN201410154544.3A 2014-04-17 2014-04-17 Synthesizing method for dual anode material Pending CN103972494A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410154544.3A CN103972494A (en) 2014-04-17 2014-04-17 Synthesizing method for dual anode material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410154544.3A CN103972494A (en) 2014-04-17 2014-04-17 Synthesizing method for dual anode material

Publications (1)

Publication Number Publication Date
CN103972494A true CN103972494A (en) 2014-08-06

Family

ID=51241749

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410154544.3A Pending CN103972494A (en) 2014-04-17 2014-04-17 Synthesizing method for dual anode material

Country Status (1)

Country Link
CN (1) CN103972494A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104900865A (en) * 2015-04-10 2015-09-09 合肥国轩高科动力能源股份公司 High practicality lithium nickel manganese oxide and preparation method thereof
CN109004204A (en) * 2018-08-06 2018-12-14 浙江美都墨烯科技有限公司 A kind of micro-nano structure high-voltage lithium nickel manganate/graphene composite material and application

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002175805A (en) * 2000-12-06 2002-06-21 Chuo Denki Kogyo Co Ltd Active material for battery, its manufacturing method and the battery
JP2002216744A (en) * 2001-01-17 2002-08-02 Japan Storage Battery Co Ltd Nonaqueous electrolyte battery and manufacturing method of positive electrode for nonaqueous electrolyte battery
US20120028119A1 (en) * 2010-08-02 2012-02-02 Hon Hai Precision Industry Co., Ltd. Electrode composite material, method for making the same, and lithium ion battery using the same
CN102531071A (en) * 2010-12-30 2012-07-04 中国电子科技集团公司第十八研究所 Method for preparing lithium ion battery anode material LiNi0.5Mn1.5O4
CN102709546A (en) * 2012-06-12 2012-10-03 浙江南都电源动力股份有限公司 Method for producing high voltage anode material LiNi 0.5 Mn 1.5O4 of lithium ion battery
CN102774891A (en) * 2012-08-09 2012-11-14 福州大学 Method for improving electrochemical performance of spinel (LiNi0.5 Mn1.5O4)
CN103413934A (en) * 2013-09-03 2013-11-27 中北大学 Preparation method of layered lithium manganate (positive electrode material) of lithium ion battery

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002175805A (en) * 2000-12-06 2002-06-21 Chuo Denki Kogyo Co Ltd Active material for battery, its manufacturing method and the battery
JP2002216744A (en) * 2001-01-17 2002-08-02 Japan Storage Battery Co Ltd Nonaqueous electrolyte battery and manufacturing method of positive electrode for nonaqueous electrolyte battery
US20120028119A1 (en) * 2010-08-02 2012-02-02 Hon Hai Precision Industry Co., Ltd. Electrode composite material, method for making the same, and lithium ion battery using the same
CN102531071A (en) * 2010-12-30 2012-07-04 中国电子科技集团公司第十八研究所 Method for preparing lithium ion battery anode material LiNi0.5Mn1.5O4
CN102709546A (en) * 2012-06-12 2012-10-03 浙江南都电源动力股份有限公司 Method for producing high voltage anode material LiNi 0.5 Mn 1.5O4 of lithium ion battery
CN102774891A (en) * 2012-08-09 2012-11-14 福州大学 Method for improving electrochemical performance of spinel (LiNi0.5 Mn1.5O4)
CN103413934A (en) * 2013-09-03 2013-11-27 中北大学 Preparation method of layered lithium manganate (positive electrode material) of lithium ion battery

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
SI HYONG OH，ET AL.: "Synthesis and characterization of the metal－doped high－voltage spinel LiNi0.5Mn1.5O4 by mechanochemical process", 《JOURNAL OF ALLOYS AND COMPOUNDS》 *
伊廷锋，等: "LiNi0.5Mn1.5O4材料合成及性能的研究综述", 《电池工业》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104900865A (en) * 2015-04-10 2015-09-09 合肥国轩高科动力能源股份公司 High practicality lithium nickel manganese oxide and preparation method thereof
CN109004204A (en) * 2018-08-06 2018-12-14 浙江美都墨烯科技有限公司 A kind of micro-nano structure high-voltage lithium nickel manganate/graphene composite material and application

Similar Documents

Publication Publication Date Title
CN102969498B (en) High-voltage lithium nickel manganese oxide anode material and preparation method thereof
CN102694167B (en) Modified lithium manganate positive pole material and preparation method thereof
CN101964416B (en) Preparation method of lithium ion battery anode material lithium manganate and automobile lithium ion battery
CN100526222C (en) Solid state synthesis of lithium-nickel-cobalt-manganese mixed metal oxides for use in lithium ion battery cathode material
CN103066261B (en) The synthetic method of the nickelic multi-element metal oxide positive electrode of high power capacity
CN101465420B (en) Method for preparing nickle lithium manganate material for lithium ion power battery anode
CN111509214B (en) High-nickel layered composite material and lithium ion battery anode material prepared from same
CN102983326B (en) Spherical lithium-nickel-cobalt composite oxide positive electrode material preparation method
CN102683645A (en) Preparation method of layered lithium-rich manganese base oxide of positive material of lithium ion battery
CN102569807A (en) Coated-modified lithium manganese positive electrode material and preparation method thereof
JP6251843B2 (en) Method for producing lithium metal composite oxide having layer structure
CN103840148A (en) Method for preparation of multi-element composite lithium ion battery anode material by secondary sintering
CN102219262B (en) Improved method for preparing layered enriched lithium-manganese-nickel oxide by low-heat solid-phase reaction
CN103633314A (en) Preparation method of positive pole material, namely lithium manganese for compound modified lithium ion battery
CN103137963A (en) Lithium-rich manganese based anode material and preparation method thereof
CN103700831A (en) Preparation method of spherical lithium manganate material
CN101764212A (en) Method for preparing spinelle lithium titanate for lithium ion battery negative electrode material
CN102683668A (en) Spinel nickel manganese-based oxide cathode material and preparation process thereof
KR20140012483A (en) Manufacturing method of nickel rich lithium-nickel-cobalt-manganese composite oxide, nickel rich lithium-nickel-cobalt-manganese composite oxide made by the same, and lithium ion batteries containing the same
CN105753072B (en) A kind of nickel ion doped, preparation method and the usage
WO2023216377A1 (en) Multi-element co-doped sodium-ion positive electrode material, and preparation method therefor and use thereof
CN102522537A (en) Simple method for preparing manganese-based laminated anode material with high electrochemical performances by metal-doping
CN1750299A (en) Positive pole material for lithium secondary battery and its preparing method
CN104051727A (en) Preparation method of lithium ion battery positive electrode material
CN1389939A (en) Method of synthesizing LiCo1-xMxO2 as positive electrode material for lithium ion accmulator

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20140806