CN108866328A - The method of iron aluminium is removed in a kind of nickel cobalt manganese solution - Google Patents
The method of iron aluminium is removed in a kind of nickel cobalt manganese solution Download PDFInfo
- Publication number
- CN108866328A CN108866328A CN201810389114.8A CN201810389114A CN108866328A CN 108866328 A CN108866328 A CN 108866328A CN 201810389114 A CN201810389114 A CN 201810389114A CN 108866328 A CN108866328 A CN 108866328A
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- CN
- China
- Prior art keywords
- nickel cobalt
- solution
- cobalt manganese
- iron
- manganese solution
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- 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.)
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Classifications
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- 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
-
- 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet 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
- C22B47/00—Obtaining 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
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- 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 invention discloses a kind of methods that iron aluminium is removed in nickel cobalt manganese solution, and this approach includes the following steps：Oxidant is added into nickel cobalt manganese solution, aoxidizes ferrous ion therein；Heating makes the temperature of solution rise to 85-100 DEG C, and precipitating reagent is then added and adjusts pH value to 4.0-6.0；It is separated by solid-liquid separation to obtain iron aluminum slag and nickel cobalt manganese solution after removal of impurities；Iron aluminum slag adds water to be configured to slurries, adjusts pH value to 2.0-3.5 with acid；Slurries are separated by solid-liquid separation the iron aluminum slag after being washed and washing lotion, nickel cobalt manganese solution washing lotion being incorporated into step A；In step B, the precipitating reagent is Ni (OH)2、NiCO3、Co(OH)2、CoCO3、MnCO3、Mn(OH)2、MnO、NixCoyMnz(OH)2Or NixCoyMnzCO3One or more of.Present method solves other impurity are brought into during removing iron aluminium, while cost of material can be reduced.
Description
Technical field
The present invention relates to a kind of methods that iron aluminium is removed in nickel cobalt manganese solution.
Background technique
During recycling nickel cobalt manganese from lithium ion battery, because its pretreatment process is not completely separated nickel cobalt manganese powder
With the iron aluminium in battery, so the iron and aluminum ions in its solution need to be removed when recycling nickel cobalt manganese.
In general, except iron aluminium sodium hydroxide, sodium carbonate, calcium hydroxide, calcium carbonate, ammonium hydroxide or carbonic acid ammonia are in metallic solution
Precipitating reagent adjusts pH value, and the iron in solution, aluminium ion is made to form precipitating.It not only will increase cost of material with such precipitating reagent, and
And can bring into it is other such as：The foreign ions such as sodium, calcium, ammonia.
Summary of the invention
The purpose of the present invention is to provide a kind of methods that iron aluminium is removed in nickel cobalt manganese solution, solve during except iron aluminium
The problem of bringing other impurity into, while cost of material can be reduced.
The purpose of the invention is achieved by the following technical solution：
A kind of method that iron aluminium is removed in nickel cobalt manganese solution, includes the following steps：
A, oxidant is added into nickel cobalt manganese solution, aoxidizes ferrous ion therein；
B, heating makes the temperature of solution rise to 85-100 DEG C, and when which is lower than 85 DEG C, the slag for reacting generation is sad
Filter can waste of energy when temperature is higher than 100 DEG C；Then precipitating reagent is added and adjusts pH value to 4.0-6.0, when pH value is less than 4.0,
The ineffective of iron aluminium is removed in solution, when pH value is greater than 6.0, can bring more nickel cobalt manganese into slag；
C, be separated by solid-liquid separation iron aluminum slag and removal of impurities after nickel cobalt manganese solution；
D, iron aluminum slag adds water to be configured to slurries, adjusts pH value to 2.0-3.5 with acid, a large amount of in slag if pH value is less than 2.0
Iron aluminium can dissolve out, if pH value is greater than 3.5, nickel cobalt manganese is higher in slag after washing；
E, slurries are separated by solid-liquid separation the iron aluminum slag after being washed and washing lotion, nickel cobalt manganese solution washing lotion being incorporated into step A
(next time except liquid before iron aluminium).
In step A, the oxidant is hydrogen peroxide and/or manganese dioxide, is less than the ferrous iron in solution after addition
0.1g/L；
In step A, the nickel cobalt manganese solution is sulfate system or chlorination salt system, and nickel cobalt manganese solution ph is 0.1-
2.0；
In step B, precipitating reagent is Ni (OH)2、NiCO3、Co(OH)2、CoCO3、MnCO3、Mn(OH)2、MnO、NixCoyMnz
(OH)2(wherein x+y+z=1) or NixCoyMnzCO3One or more of (wherein x+y+z=1)；Sun in these precipitating reagents
Ion is existing useful ion in solution, will not bring other impurity, the fiber crops of the subsequent removal of impurities of reduction into such precipitating reagent
It is tired；
Preferably, the moisture of precipitating reagent is not more than 80% in step B, and the main content of precipitating reagent after drying moisture is not less than
90.0%, impurity iron content is not more than 0.4%, and aluminium content is not more than 2.0%；
In step C, the iron ion content of solution is not more than 0.01g/L after the removal of impurities, and aluminum ions content is not more than
0.05g/L；
In step D, described adds water, solid-to-liquid ratio 1:2-1:10；
In step D, acid used is sulfuric acid or hydrochloric acid, and sour mass concentration is 10-30%；
In step E, nickel after iron aluminum slag drying moisture, cobalt, manganese content be all not more than 0.5%；
In step E, the iron in the washing lotion is not more than 0.5g/L, and aluminium is not more than 2.0g/L.
The present invention has the following advantages and effects with respect to the prior art：
Present method solves other impurity are brought into during removing iron aluminium, while cost of material can be reduced.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
Embodiment 1
A kind of method that iron aluminium is removed in nickel cobalt manganese solution, includes the following steps：
A 1L sulfuric acid nickel cobalt manganese solution) is taken, pH value 0.5, the nickel cobalt manganese element in solution is respectively 10.3g/L, 25.8g/
L, 30% hydrogen peroxide 6.9g is added into solution, detects solution by 23.9g/L, ferrous ion 2.3g/L, aluminium 2.5g/L
In ferrous ion be 0.03g/L；
B the temperature of nickel cobalt manganese solution) is increased to 85 DEG C or so, NiCO is added3It is 4.0 to solution ph；
C nickel cobalt manganese solution after the iron aluminum slag and removal of impurities that) are separated by solid-liquid separation, the iron ion content of nickel cobalt manganese solution is after removal of impurities
0.01g/L, aluminum ions content are 0.05g/L；
It D is) 1 by solid-to-liquid ratio:2, with water by iron aluminum slag slurrying, the sulphur acid for adjusting pH value with 10% is 3.5 or so；
E) be separated by solid-liquid separation, rear iron aluminum slag and washing lotion must be washed, nickel in iron aluminum slag, cobalt, manganese content be respectively 0.38%,
0.19% and 0.26%, iron content is 0.1g/L in washing lotion, aluminium content 0.5g/L, and washing lotion is incorporated into the nickel cobalt manganese in step A
Solution (next time except liquid before iron aluminium).
This method eliminates iron and aluminium in nickel cobalt manganese solution well.
Embodiment 2
A kind of method that iron aluminium is removed in nickel cobalt manganese solution, includes the following steps：
A 1L sulfuric acid nickel cobalt manganese solution) is taken, pH value 2.0, the nickel cobalt manganese element in solution is respectively 21.7g/L, 18.5g/
L, 30% hydrogen peroxide 3.9g is added into solution, detects solution by 13.9g/L, ferrous ion 1.3g/L, aluminium 8.6g/L
In ferrous ion be 0.09g/L；
B the temperature of nickel cobalt manganese solution) is increased to 100 DEG C, is added Mn (OH)2To solution ph to 6.0；
C nickel cobalt manganese solution after the iron aluminum slag and removal of impurities that) are separated by solid-liquid separation, the iron ion content of nickel cobalt manganese solution is after removal of impurities
0.003g/L, aluminum ions content are 0.02g/L；
It D is) 1 by solid-to-liquid ratio:10, with water by iron aluminum slag slurrying, the sulphur acid for adjusting pH value with 30% is 2.0 or so；
E) be separated by solid-liquid separation, rear iron aluminum slag and washing lotion must be washed, nickel in iron aluminum slag, cobalt, manganese content be respectively 0.37%,
0.11% and 0.39%, iron content is 0.4g/L in washing lotion, aluminium content 2.0g/L, and washing lotion is incorporated into the nickel cobalt manganese in step A
Solution (next time except liquid before iron aluminium).
This method eliminates iron and aluminium in nickel cobalt manganese solution well.
Embodiment 3
A kind of method that iron aluminium is removed in nickel cobalt manganese solution, includes the following steps：
A 1L chlorination nickel cobalt manganese solution) is taken, the nickel cobalt manganese element in solution is respectively 28.9g/L, 8.5g/L, 18.9g/L,
Ferrous ion is 6.1g/L, and MnO is added into solution by aluminium 3.7g/L2Solid 5.2g detects the ferrous ion in solution
For 0.07g/L；
B the temperature of nickel cobalt manganese solution) is increased to 95 DEG C, CoCO is added3To solution ph to 4.5；
C nickel cobalt manganese solution after the iron aluminum slag and removal of impurities that) are separated by solid-liquid separation, the iron ion content of nickel cobalt manganese solution is after removal of impurities
0.002g/L, aluminum ions content are 0.03g/L；
It D is) 1 by solid-to-liquid ratio:5, with water by iron aluminum slag slurrying, the salt acid for adjusting pH value with 15% is 3.0 or so；
E) be separated by solid-liquid separation, rear iron aluminum slag and washing lotion must be washed, nickel in iron aluminum slag, cobalt, manganese content be respectively 0.29%,
0.25% and 0.21%, iron content is 0.13g/L in washing lotion, aluminium content 1.7g/L, and washing lotion is incorporated into the nickel cobalt manganese in step A
Solution (next time except liquid before iron aluminium).
This method eliminates iron and aluminium in nickel cobalt manganese solution well.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (6)
1. removing the method for iron aluminium in a kind of nickel cobalt manganese solution, it is characterised in that include the following steps：
A, oxidant is added into nickel cobalt manganese solution, aoxidizes ferrous ion therein；
B, heating makes the temperature of solution rise to 85-100 DEG C, and precipitating reagent is then added and adjusts pH value to 4.0-6.0；
C, be separated by solid-liquid separation iron aluminum slag and removal of impurities after nickel cobalt manganese solution；
D, iron aluminum slag adds water to be configured to slurries, adjusts pH value to 2.0-3.5 with acid；
E, slurries are separated by solid-liquid separation the iron aluminum slag after being washed and washing lotion, nickel cobalt manganese solution washing lotion being incorporated into step A；
In step B, the precipitating reagent is Ni (OH)2、NiCO3、Co(OH)2、CoCO3、MnCO3、Mn(OH)2、MnO、
NixCoyMnz(OH)2Or NixCoyMnzCO3One or more of.
2. according to the method described in claim 1, it is characterized in that：In step A, the oxidant is hydrogen peroxide and/or dioxy
Change manganese, the ferrous iron in solution is made to be less than 0.1g/L after addition.
3. according to the method described in claim 1, it is characterized in that：In step A, the nickel cobalt manganese solution be sulfate system or
Chlorination salt system, nickel cobalt manganese solution ph are 0.1-2.0.
4. according to the method described in claim 1, it is characterized in that：The iron ion content of solution is not in step C, after the removal of impurities
Greater than 0.01g/L, aluminum ions content is not more than 0.05g/L.
5. according to the method described in claim 1, it is characterized in that：In step D, acid used is sulfuric acid or hydrochloric acid, sour quality
Concentration is 10-30%.
6. according to the method described in claim 1, it is characterized in that：In step E, nickel, cobalt, manganese after the iron aluminum slag drying moisture
Content be all not more than 0.5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810389114.8A CN108866328A (en) | 2018-04-27 | 2018-04-27 | The method of iron aluminium is removed in a kind of nickel cobalt manganese solution |
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|---|---|---|---|
| CN201810389114.8A CN108866328A (en) | 2018-04-27 | 2018-04-27 | The method of iron aluminium is removed in a kind of nickel cobalt manganese solution |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109369375A (en) * | 2018-12-18 | 2019-02-22 | 南京化学试剂股份有限公司 | Mother liquor deferrization process during a kind of production manganese acetate |
| CN111559764A (en) * | 2020-07-15 | 2020-08-21 | 金驰能源材料有限公司 | Dezincification inducer, preparation method and application thereof, and dezincification method in nickel-cobalt-manganese sulfate solution |
| CN112159897A (en) * | 2020-09-09 | 2021-01-01 | 广东邦普循环科技有限公司 | Method for purifying nickel-cobalt-manganese leaching solution |
| CN112779419A (en) * | 2020-12-24 | 2021-05-11 | 浙江华友钴业股份有限公司 | Method for removing iron, aluminum and silicon from nickel, cobalt, manganese and copper solution under normal pressure |
| CN113789447A (en) * | 2021-08-31 | 2021-12-14 | 广东邦普循环科技有限公司 | Method for recovering nickel in iron-aluminum slag obtained by leaching battery powder |
| CN114516664A (en) * | 2022-03-31 | 2022-05-20 | 高点(深圳)科技有限公司 | Carbonate grafted carbonate type positive electrode material precursor and preparation method and application thereof |
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2018
- 2018-04-27 CN CN201810389114.8A patent/CN108866328A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109369375A (en) * | 2018-12-18 | 2019-02-22 | 南京化学试剂股份有限公司 | Mother liquor deferrization process during a kind of production manganese acetate |
| CN111559764A (en) * | 2020-07-15 | 2020-08-21 | 金驰能源材料有限公司 | Dezincification inducer, preparation method and application thereof, and dezincification method in nickel-cobalt-manganese sulfate solution |
| CN111559764B (en) * | 2020-07-15 | 2020-10-16 | 金驰能源材料有限公司 | Dezincification inducer, preparation method and application thereof, and dezincification method in nickel-cobalt-manganese sulfate solution |
| CN112159897A (en) * | 2020-09-09 | 2021-01-01 | 广东邦普循环科技有限公司 | Method for purifying nickel-cobalt-manganese leaching solution |
| CN112159897B (en) * | 2020-09-09 | 2022-07-15 | 广东邦普循环科技有限公司 | Method for purifying nickel-cobalt-manganese leaching solution |
| CN112779419A (en) * | 2020-12-24 | 2021-05-11 | 浙江华友钴业股份有限公司 | Method for removing iron, aluminum and silicon from nickel, cobalt, manganese and copper solution under normal pressure |
| CN113789447A (en) * | 2021-08-31 | 2021-12-14 | 广东邦普循环科技有限公司 | Method for recovering nickel in iron-aluminum slag obtained by leaching battery powder |
| CN113789447B (en) * | 2021-08-31 | 2022-11-15 | 广东邦普循环科技有限公司 | Method for recovering nickel in iron-aluminum slag obtained by leaching battery powder |
| CN114516664A (en) * | 2022-03-31 | 2022-05-20 | 高点(深圳)科技有限公司 | Carbonate grafted carbonate type positive electrode material precursor and preparation method and application thereof |
| CN114516664B (en) * | 2022-03-31 | 2024-04-02 | 高点(深圳)科技有限公司 | Carbonate grafted carbonate type positive electrode material precursor and preparation method and application thereof |
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Application publication date: 20181123 |
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