CN109687051A - A kind of method for recycling anode material of waste and old lithium ion battery - Google Patents
A kind of method for recycling anode material of waste and old lithium ion battery Download PDFInfo
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- CN109687051A CN109687051A CN201811587832.2A CN201811587832A CN109687051A CN 109687051 A CN109687051 A CN 109687051A CN 201811587832 A CN201811587832 A CN 201811587832A CN 109687051 A CN109687051 A CN 109687051A
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/10—Obtaining alkali metals
- C22B26/12—Obtaining lithium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/001—Dry processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
- C22B7/007—Wet processes by acid leaching
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- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The present invention discloses a kind of method for recycling anode material of waste and old lithium ion battery, is related to cell positive material technical field.The recovery method includes obtaining positive plate to the dismantling of waste and old lithium ion battery battery core；Positive plate is put into liquid nitrogen frozen crusher to be crushed, is impregnated using organic solvent NMP, it is stirred and is ultrasonically treated is detached from positive active material from collector；It calcines after positive active material is dried in Muffle furnace high temperature, sample is ground after calcining；With the specimen material after organic acid and hydrogen peroxide system dissolution recycling milled processed, the positive electrode material precursor recycled is precipitated；The tertiary cathode material that lithium source mixed calcining is recycled is added in positive electrode material precursor.Defect existing for existing recovery method is eliminated, the protection of energy reclaiming valuable resource and realization to environment is provided simultaneously at low cost, simple process and is easy to the advantage of industrialized development.
Description
Technical field
The present invention relates to cell positive material technical fields, are specifically related to a kind of positive electrode of waste and old lithium ion battery
Recovery method.
Background technique
Lithium ion battery is a kind of secondary cell (rechargeable battery), it relies primarily on lithium ion and moves between a positive electrode and a negative electrode
It moves and carrys out work.In charge and discharge process, Li+Insertion and deintercalation back and forth between two electrodes: when charging, Li+From positive deintercalation,
It is embedded in cathode by electrolyte, cathode is in lithium-rich state；It is then opposite when electric discharge.Lithium system battery is divided into lithium battery and lithium-ion electric
Pond.What mobile phone and laptop used is all lithium ion battery, and usual people's custom is called lithium battery.Battery, which generally uses, to be contained
There is the material of elemental lithium as electrode, is the representative of modern high performance battery.
Lithium ion battery includes:
Anode: active material is generally LiFePO4, phosphoric acid vanadium lithium, lithium-rich manganese-based and nickel-cobalt lithium manganate material, it is electronic from
Driving then generally with nickle cobalt lithium manganate (being commonly called as ternary) or ternary+a small amount of LiMn2O4, pure LiMn2O4 and LiFePO4 then by
, performance big in volume is bad or at high cost and gradually fades out.Conductive electrode fluid uses thickness 10-20 microns of electrolytic aluminum foil.
Diaphragm: a kind of macromolecule membrane through specially-shaped, film have microcellular structure, lithium ion can be allowed to pass freely through,
And electronics cannot pass through.
Cathode: active material is graphite, or the carbon of approximate graphite-structure, conductive current collector use thickness 7-15 microns of electricity
Solve copper foil.
Organic electrolyte: the carbonate-based solvent dissolved with lithium hexafluoro phosphate, polymer then use gel electrolyte.
Battery case: it is (soft to be divided into steel shell (square is rarely employed), aluminum hull, nickel plating iron-clad (cylindrical battery use), aluminum plastic film
Packaging), plastic housing etc., there are also the nut cap of battery and the positive and negative anodes exits of battery.
As LiFePO4, phosphoric acid vanadium lithium, lithium-rich manganese-based and nickel-cobalt lithium manganate material are answered extensively cell positive material
With to recycling as an important job, since it contains the noble metals such as cobalt nickel, so its time for old and useless battery positive electrode
It is relatively high to receive value；How to realize that LiFePO4, phosphoric acid vanadium lithium, lithium-rich manganese-based and nickel-cobalt lithium manganate material be separately separated are useless
The research hotspot of old lithium pond positive electrode recycling；There are process flow length, examination for the cell positive material recycling of the prior art
The problems such as agent consumption is big, energy consumption is high and cost recovery is high；It is also easy to produce secondary pollution simultaneously.
Summary of the invention
In view of the above-mentioned problems existing in the prior art, the present invention provides a kind of positive electrode recycling of waste and old lithium ion battery
Method, the protection of energy reclaiming valuable resource and realization to environment, is provided simultaneously at low cost, simple process and is easy to produce
The advantage of industryization development.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved through the following technical solutions:
A kind of method for recycling anode material of waste and old lithium ion battery, comprising the following steps:
1) Performance Evaluation is carried out to waste and old lithium ion battery, assessment is completed to carry out discharge treatment and carries out disassembling for battery core
To positive plate；
2) positive plate is put into liquid nitrogen frozen crusher to be crushed, is impregnated using organic solvent NMP, it is stirred
And ultrasonic treatment, positive active material is detached from from collector by sieving, washing；
3) it calcines after drying positive active material in Muffle furnace high temperature, sample is ground after calcining；
4) with the specimen material after organic acid and hydrogen peroxide system dissolution recycling milled processed, precipitating is recycled just
Pole material precursor；
5) tertiary cathode material that lithium source mixed calcining is recycled is added in positive electrode material precursor.
Further, described that waste and old sour iron lithium, phosphoric acid vanadium lithium, lithium-rich manganese-based positive electrode are recycled, including following step
It is rapid:
Performance Evaluation is carried out to waste and old lithium ion battery, assessment is completed to carry out discharge treatment and carry out the dismantling of battery core to obtain
Positive plate；
Positive plate is put into liquid nitrogen frozen crusher to be crushed, using organic solvent NMP impregnate, it is stirred and
Positive active material, is detached from by ultrasonic treatment by sieving, washing from collector；
It calcines after positive active material is dried in Muffle furnace high temperature, sample is ground after calcining；
Reaction, filtering is mixed with organic acid and water；Filtrate is enriched with, high concentration lithium-containing solution is obtained and then is recycled just
Lithium in the material of pole.
Further, the battery core of the waste and old ternary lithium ion battery is disassembled to obtain positive plate as people's work point solution and by tearing open
Solve device dismantling.
Further, the broken positive plate is impregnated using organic solvent NMP, and ultrasound 1 is small under the conditions of 50-60 DEG C
When, positive active material is detached from from collector by sieving, washing；
The liquid-to-solid ratio of the organic solvent NMP and positive plate is 8-10:0.8-1.
Further, it is calcined 3-5 hours after the positive active material drying in Muffle furnace high temperature, to sample after calcining
It is ground；
The calcination temperature is 400-800 DEG C.
Further, it is described be ground after sample by organic acid and 30% hydrogen peroxide system dissolution precipitating, obtain
The positive electrode material precursor of recycling；
The organic acid is malic acid, and sodium thiosulfate replacement can be used in hydrogen peroxide, and adjusting pH value is 5-7.
Further, the tertiary cathode material that lithium source mixed calcining is recycled is added in the positive electrode material precursor；
The lithium source is LiOHH2O, in Muffle furnace with 500-700 DEG C calcining 3-5 hours.
Further, the negative electrode tab that the battery core to waste and old lithium ion battery is disassembled is impregnated using deionized water,
And then it is recycled.
Another object of the present invention is to provide a kind of method for recycling anode material of waste and old lithium ion battery to prepare lithium
Application in ion battery positive electrode.
The method for recycling anode material of waste and old lithium ion battery of the invention, obtained LiFePO4, phosphoric acid vanadium lithium, Fu Li
Manganese base and nickel-cobalt lithium manganate cathode material presoma can dispel the other materials in positive electrode material precursor, and one recycling of progress is just
Noble metal in the material precursor of pole, so that recycling obtains the noble metal in the positive electrode of waste and old lithium ion battery.
The invention has the following beneficial effects: the method for recycling anode material of waste and old lithium ion battery of the invention, eliminate
Defect existing for existing recovery method reclaiming valuable resource and can realize protection to environment, be provided simultaneously with cost
Low, simple process and the advantage for being easy to industrialized development not only improve the sustainable development of industry on long terms, and drop indirectly
The cost of low nickel-cobalt-manganese ternary material, is conducive to popularizing for material.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the process flow chart of the method for recycling anode material of waste and old lithium ion battery described in the embodiment of the present invention；
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1
A kind of method for recycling anode material of waste and old lithium ion battery, comprising the following steps:
Performance Evaluation is carried out to waste and old lithium ion battery, assessment is completed to carry out discharge treatment and carry out the dismantling of battery core to obtain
Positive plate；
Positive plate is put into liquid nitrogen frozen crusher to be crushed, using organic solvent NMP impregnate, it is stirred and
Positive active material, is detached from by ultrasonic treatment by sieving, washing from collector；
It calcines after positive active material is dried in Muffle furnace high temperature, sample is ground after calcining；
With the specimen material after organic acid and hydrogen peroxide system dissolution recycling milled processed, the anode recycled is precipitated
Material precursor；
The tertiary cathode material that lithium source mixed calcining is recycled is added in positive electrode material precursor.
The battery core of the waste and old ternary lithium ion battery is disassembled to obtain positive plate as people's work point solution and be torn open by disassembling apparatus
Solution.
The broken positive plate is impregnated using organic solvent NMP, ultrasound 1 hour under the conditions of 50-60 DEG C, through being sieved
Divide, positive active material is detached from by washing from collector；
The liquid-to-solid ratio of the organic solvent NMP and positive plate is 8-10:0.8-1.
It calcines 3-5 hours after the positive active material drying in Muffle furnace high temperature, sample is ground after calcining
Processing；
The calcination temperature is 400-800 DEG C.
It is described be ground after sample by organic acid and 30% hydrogen peroxide system dissolution precipitating, the anode recycled
Material precursor；
The organic acid is malic acid, and sodium thiosulfate replacement can be used in hydrogen peroxide, and adjusting pH value is 5-7.
The tertiary cathode material that lithium source mixed calcining is recycled is added in the positive electrode material precursor；
The lithium source is LiOHH2O, in Muffle furnace with 500-700 DEG C calcining 3-5 hours.
A specific embodiment of the invention is further described below with reference to embodiment, is not therefore limited the present invention
System is among the embodiment described range.
Embodiment 1
To waste and old sour iron lithium, phosphoric acid vanadium lithium, lithium-rich manganese-based positive electrode recycling, comprising the following steps:
Performance Evaluation is carried out to waste and old lithium ion battery, assessment is completed to carry out discharge treatment and carry out the dismantling of battery core to obtain
Positive plate；
Positive plate is put into liquid nitrogen frozen crusher to be crushed, using organic solvent NMP impregnate, it is stirred and
Positive active material, is detached from by ultrasonic treatment by sieving, washing from collector；
It calcines after positive active material is dried in Muffle furnace high temperature, sample is ground after calcining；
Reaction, filtering is mixed with organic acid and water；Filtrate is enriched with, high concentration lithium-containing solution is obtained and then is recycled just
Lithium in the material of pole.
Embodiment 2
Using the positive electrode of method recycling waste and old lithium ion battery of the invention, comprising the following steps:
Battery core is disassembled to obtain positive plate
Performance Evaluation is carried out to waste and old ternary lithium ion battery, assessment is completed to carry out discharge treatment and carries out the dismantling of battery core
Obtain positive plate；
Using waste and old, shell keeps complete lithium-ion-power cell without breakage, entire single battery shape, to lithium from
The performance of sub- battery is assessed；
Power battery residual capacity is selected to be lower than the 80% of normal cell capacity, and internal resistance is big compared with the internal resistance of new battery, table
Reveal very poor inconsistency, is unable to satisfy high performance requirements, it cannot the waste and old power battery suitable for electric car again；
Battery core is disassembled, and cathode and shell individually recycle, and obtain the positive plate of power battery；
Organic solvent NMP impregnates separation
Positive plate is put into liquid nitrogen frozen crusher to be crushed, using organic solvent NMP impregnate, it is stirred and
Positive active material, is detached from by ultrasonic treatment by sieving, washing from collector；
Broken positive plate is impregnated using organic solvent NMP, ultrasound 1 hour under the conditions of 50-60 DEG C, by sieving, washing
It washs and is detached from positive active material from collector；
The liquid-to-solid ratio of the organic solvent NMP and positive plate is 8-10:0.8-1.
Positive active material calcining
It calcines after positive active material is dried in Muffle furnace high temperature, sample is ground after calcining；
It calcines 3-5 hours after positive active material drying in Muffle furnace high temperature, sample is ground after calcining；
The calcination temperature is 400-800 DEG C.
Organic acid and the dissolution of hydrogen peroxide system
With the specimen material after organic acid and hydrogen peroxide system dissolution recycling milled processed, the anode recycled is precipitated
Material precursor；
Sample after being ground is by organic acid and 30% hydrogen peroxide system dissolution precipitating, the positive electrode recycled
Presoma；
The organic acid is malic acid, and sodium thiosulfate replacement can be used in hydrogen peroxide, and adjusting pH value is 5-7.
Lithium source is added to calcine
The tertiary cathode material that lithium source mixed calcining is recycled is added in positive electrode material precursor；
The tertiary cathode material that lithium source mixed calcining is recycled is added in the positive electrode material precursor；
The lithium source is LiOHH2O, in Muffle furnace with 500-700 DEG C calcining 3-5 hours.
Embodiment 3
Organic solvent NMP impregnates isolated optimal parameter and determines
Positive plate is put into liquid nitrogen frozen and is cut to the square of side length 0.5-1cm, using the organic of different liquid-to-solid ratios
Solvent NMP impregnates different time；
It is stirred and is ultrasonically treated, the time setting different time of ultrasonic treatment is tested；By sieving, washing
It washs and is detached from positive active material from collector；
By experiment under the conditions of 50-60 DEG C ultrasound 1 hour, by sieving positive active material, washing from collector
Upper disengaging；
The liquid-to-solid ratio of the organic solvent NMP and positive plate is 8-10:0.8-1；
With 1 hour ultrasonic under the conditions of 60 DEG C by experiment, by sieving positive active material, washing from collector
It is detached from；
The liquid-to-solid ratio of the organic solvent NMP and positive plate is that 10:0.8 is best.
Embodiment 4
The optimal processing parameter of positive active material calcining determines
By positive active material 120 DEG C drying after Muffle furnace high temperature calcine different time, after calcining to sample into
Row milled processed；
It is calcined 3-5 hours after positive active material drying in Muffle furnace high temperature；
Calcination temperature is 400-800 DEG C；
It is best with 600 DEG C of calcinings.
Embodiment 5
Organic acid and the optimal processing parameter of hydrogen peroxide system dissolution determine
With the specimen material after organic acid and hydrogen peroxide system dissolution recycling milled processed, the anode recycled is precipitated
Material precursor；
Sample after being ground is by organic acid and 30% hydrogen peroxide system dissolution precipitating, the positive electrode recycled
Presoma；
The organic acid is malic acid, and sodium thiosulfate replacement can be used in hydrogen peroxide, and adjusting pH value is 5-7.
Embodiment 6
The optimal processing parameter for adding lithium source to calcine determines
The tertiary cathode material that lithium source mixed calcining is recycled is added in positive electrode material precursor；
The tertiary cathode material that lithium source mixed calcining is recycled is added in the positive electrode material precursor；
The lithium source is LiOHH2O, in Muffle furnace with 500-700 DEG C calcining 3-5 hours.
The method for recycling anode material of waste and old lithium ion battery of the invention is eliminated and is lacked existing for existing recovery method
It falls into, the protection of energy reclaiming valuable resource and realization to environment is provided simultaneously at low cost, simple process and is easy to industry
The advantage for changing development not only improves the sustainable development of industry on long terms, and reduces the cost of nickel-cobalt-manganese ternary material indirectly,
Be conducive to popularizing for material.
Embodiment 7
Tertiary cathode material of the tertiary cathode material for the recycling produced using above-described embodiment as lithium ion battery.
Embodiment 8
The method for recycling anode material of waste and old lithium ion battery of the invention, obtained LiFePO4, phosphoric acid vanadium lithium, Fu Li
Manganese base and nickel-cobalt lithium manganate cathode material presoma can dispel the other materials in positive electrode material precursor, and one recycling of progress is just
Noble metal in the material precursor of pole, to obtain the noble metal in the positive electrode of waste and old lithium ion battery.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (9)
1. a kind of method for recycling anode material of waste and old lithium ion battery, which comprises the following steps:
1) waste and old lithium ion battery progress Performance Evaluation, assessment completion progress discharge treatment and the dismantling for carrying out battery core are obtained just
Pole piece；
2) positive plate is put into liquid nitrogen frozen crusher to be crushed, is impregnated using organic solvent NMP, it is stirred and is surpassed
Positive active material is detached from by sonication by sieving, washing from collector；
3) it calcines after drying positive active material in Muffle furnace high temperature, sample is ground after calcining；
4) with the specimen material after organic acid and hydrogen peroxide system dissolution recycling milled processed, the positive material recycled is precipitated
Material precursor；
5) tertiary cathode material that lithium source mixed calcining is recycled is added in positive electrode material precursor.
2. the method for recycling anode material of waste and old lithium ion battery as described in claim 1, it is characterised in that: described to waste and old
Sour iron lithium, phosphoric acid vanadium lithium, lithium-rich manganese-based positive electrode recycling, comprising the following steps:
Performance Evaluation carried out to waste and old lithium ion battery, assessment is completed to carry out discharge treatment and carry out the dismantling of battery core to obtain anode
Piece；
Positive plate is put into liquid nitrogen frozen crusher to be crushed, is impregnated using organic solvent NMP, it is stirred and ultrasonic
Positive active material, is detached from by processing by sieving, washing from collector；
It calcines after positive active material is dried in Muffle furnace high temperature, sample is ground after calcining；
Reaction, filtering is mixed with organic acid and water；Filtrate is enriched with, high concentration lithium-containing solution is obtained and then recycles positive material
Lithium in material.
3. the method for recycling anode material of waste and old lithium ion battery as described in claim 1, it is characterised in that: the waste nickel
The battery core of cobalt-manganese ternary lithium ion battery disassembles to obtain positive plate for people's work point solution and by disassembling apparatus dismantling.
4. the method for recycling anode material of waste and old lithium ion battery as described in claim 1, it is characterised in that: described broken
Positive plate is impregnated using organic solvent NMP, ultrasound 1 hour under the conditions of 50-60 DEG C, by sieving positive electrode active material, washing
Matter is detached from from collector；
The liquid-to-solid ratio of the organic solvent NMP and positive plate is 8-10:0.8-1.
5. the method for recycling anode material of waste and old lithium ion battery as described in claim 1, it is characterised in that: the anode is living
Property substance drying after Muffle furnace high temperature calcine 3-5 hours, sample is ground after calcining；
The calcination temperature is 400-800 DEG C.
6. the method for recycling anode material of waste and old lithium ion battery as described in claim 1, it is characterised in that: described to be ground
Sample afterwards is by organic acid and 30% hydrogen peroxide system dissolution precipitating, the positive electrode material precursor recycled；
The organic acid is malic acid, and sodium thiosulfate replacement can be used in hydrogen peroxide, and adjusting pH value is 5-7.
7. the method for recycling anode material of waste and old lithium ion battery as described in claim 1, it is characterised in that: the anode material
The tertiary cathode material that lithium source mixed calcining is recycled is added in material precursor；
The lithium source is LiOHH2O, in Muffle furnace with 500-700 DEG C calcining 3-5 hours.
8. the method for recycling anode material of waste and old lithium ion battery as described in claim 1, it is characterised in that: described to waste and old
The negative electrode tab that the battery core of lithium ion battery is disassembled is impregnated using deionized water, and then is recycled.
9. a kind of method for recycling anode material of the waste and old lithium ion battery as described in claim 1-7 any one is preparing lithium
Application in ion battery positive electrode.
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Cited By (13)
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|---|---|---|---|---|
| CN110265659A (en) * | 2019-06-05 | 2019-09-20 | 山东理工大学 | The method that waste battery reclaiming prepares lithium battery tertiary cathode material |
| CN111477990A (en) * | 2020-06-24 | 2020-07-31 | 中国科学院生态环境研究中心 | Method for recycling waste positive pole piece of lithium ion power battery |
| CN111509192A (en) * | 2020-04-23 | 2020-08-07 | 中科(马鞍山)新材料科创园有限公司 | Method for recycling positive electrode material from waste lithium battery, obtained product and application |
| CN112054265A (en) * | 2020-09-30 | 2020-12-08 | 合肥国轩高科动力能源有限公司 | Method for recycling and reusing anode material of waste ternary lithium ion battery |
| CN112607789A (en) * | 2020-12-15 | 2021-04-06 | 中南大学 | Process for recovering valuable metals and regenerating anode materials of waste lithium ion batteries |
| CN113611876A (en) * | 2021-08-05 | 2021-11-05 | 哈尔滨工业大学 | Method for recycling anode material of waste lithium ion battery as electrocatalyst |
| CN113728490A (en) * | 2019-08-13 | 2021-11-30 | 株式会社Lg新能源 | Method for recovering electrode scrap and method for manufacturing electrode using the same |
| CN113904021A (en) * | 2021-11-10 | 2022-01-07 | 苏州博萃循环科技有限公司 | Recycling method of waste lithium ion battery anode material and lithium ion battery anode material |
| CN114583316A (en) * | 2022-03-14 | 2022-06-03 | 广东邦普循环科技有限公司 | Lithium ion battery recycling and regenerating method and application thereof |
| CN115172924A (en) * | 2022-07-22 | 2022-10-11 | 浙江大学 | Recovery and repair method of lithium ion battery anode material |
| CN115341098A (en) * | 2022-08-12 | 2022-11-15 | 宁波容百新能源科技股份有限公司 | Method for recovering vanadium from waste sodium-ion battery |
| CN115744932A (en) * | 2022-11-04 | 2023-03-07 | 苏州第一元素纳米技术有限公司 | Extraction method of metal lithium |
| CN117619859A (en) * | 2023-11-28 | 2024-03-01 | 吉奥环朋科技(扬州)有限公司 | Recycling recovery method of waste lithium ion power battery |
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| CN114583316A (en) * | 2022-03-14 | 2022-06-03 | 广东邦普循环科技有限公司 | Lithium ion battery recycling and regenerating method and application thereof |
| CN115172924A (en) * | 2022-07-22 | 2022-10-11 | 浙江大学 | Recovery and repair method of lithium ion battery anode material |
| CN115172924B (en) * | 2022-07-22 | 2023-12-15 | 浙江大学 | Recycling and repairing method of lithium ion battery anode material |
| CN115341098A (en) * | 2022-08-12 | 2022-11-15 | 宁波容百新能源科技股份有限公司 | Method for recovering vanadium from waste sodium-ion battery |
| CN115744932A (en) * | 2022-11-04 | 2023-03-07 | 苏州第一元素纳米技术有限公司 | Extraction method of metal lithium |
| CN115744932B (en) * | 2022-11-04 | 2024-01-26 | 苏州第一元素纳米技术有限公司 | Extraction method of metallic lithium |
| CN117619859A (en) * | 2023-11-28 | 2024-03-01 | 吉奥环朋科技(扬州)有限公司 | Recycling recovery method of waste lithium ion power battery |
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