CN110474031A - A method of Copper-cladding Aluminum Bar mangano-manganic oxide composite material is prepared using polymeric complexing agent - Google Patents
A method of Copper-cladding Aluminum Bar mangano-manganic oxide composite material is prepared using polymeric complexing agent Download PDFInfo
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- CN110474031A CN110474031A CN201910768832.0A CN201910768832A CN110474031A CN 110474031 A CN110474031 A CN 110474031A CN 201910768832 A CN201910768832 A CN 201910768832A CN 110474031 A CN110474031 A CN 110474031A
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- complexing agent
- copper
- mangano
- composite material
- polymeric complexing
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- 239000008139 complexing agent Substances 0.000 title claims abstract description 21
- 239000002131 composite material Substances 0.000 title claims abstract description 21
- AMWRITDGCCNYAT-UHFFFAOYSA-L manganese oxide Inorganic materials [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 238000005253 cladding Methods 0.000 title claims abstract description 12
- -1 metal complex compound Chemical class 0.000 claims abstract description 12
- 239000011240 wet gel Substances 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 10
- 229920002873 Polyethylenimine Polymers 0.000 claims abstract description 6
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910001431 copper ion Inorganic materials 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 229920001661 Chitosan Polymers 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 150000004696 coordination complex Chemical class 0.000 claims description 12
- 238000004090 dissolution Methods 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 10
- 238000013019 agitation Methods 0.000 claims description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- 235000019441 ethanol Nutrition 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 claims description 4
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 4
- 229940071125 manganese acetate Drugs 0.000 claims description 4
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 claims description 4
- 229910021380 Manganese Chloride Inorganic materials 0.000 claims description 3
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 239000011565 manganese chloride Substances 0.000 claims description 3
- 229940099607 manganese chloride Drugs 0.000 claims description 3
- 235000002867 manganese chloride Nutrition 0.000 claims description 3
- MIVBAHRSNUNMPP-UHFFFAOYSA-N manganese(2+);dinitrate Chemical compound [Mn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MIVBAHRSNUNMPP-UHFFFAOYSA-N 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 150000004699 copper complex Chemical class 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000008961 swelling Effects 0.000 claims description 2
- 238000002525 ultrasonication Methods 0.000 claims description 2
- WAEMQWOKJMHJLA-UHFFFAOYSA-N Manganese(2+) Chemical compound [Mn+2] WAEMQWOKJMHJLA-UHFFFAOYSA-N 0.000 abstract description 8
- 229910001437 manganese ion Inorganic materials 0.000 abstract description 8
- 238000002360 preparation method Methods 0.000 abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000003643 water by type Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 9
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000005245 sintering Methods 0.000 description 5
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000010792 warming Methods 0.000 description 4
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 3
- 230000000536 complexating effect Effects 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002057 nanoflower Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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
- H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
-
- 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
- H01M4/362—Composites
-
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a kind of methods for preparing Copper-cladding Aluminum Bar mangano-manganic oxide composite material using polymeric complexing agent.First manganese ion is complexed according to a certain percentage with polymeric complexing agent, then copper ion and polyethyleneimine are complexed, then two complex systems are mixed, form uniform presoma.It is centrifugally separating to obtain the wet gel of binary metal complex compound, then is dried and obtains within 10 hours binary metal complex compound powder.Finally powder is placed in Muffle furnace, obtains Copper-cladding Aluminum Bar mangano-manganic oxide composite material within high-temperature roasting 2 ~ 3 hours through 350 ~ 400 DEG C.It is an advantage of the invention that dispersibility and compatibility of the copper in mangano-manganic oxide main body are preferable, the electric conductivity and excellent electrochemical performance of gained composite material.In addition, this method preparation process is simple, production cost is low, have broad application prospects.
Description
Technical field
The invention belongs to battery technology fields, the specially preparation method of water system zinc ion secondary battery positive electrode material.
Background technique
The rapid aggravation of energy crisis and environmental pollution in global range brings contract for greatly developing for clean energy resource
Machine, therefore the demand to large-scale energy storage device is also growing therewith.Chargeable zinc ion battery has many advantages, such as and obtains
More and more concerns were obtained, especially this battery can replace conventional organic solution liquid with aqueous electrolyte, this is to reduction
Cost and reduce environmental pollution etc. all has very important significance.Most of Zinc ion batteries usually use manganese Metal oxygen
Compound is as positive electrode, for example, Zhou Jiang seminar is using mangano-manganic oxide as the positive electrode of water system zinc ion secondary cell
(Zhu, Chuyu, et al. Binder-free stainless steel@Mn3O4 nanoflower composite: a
high-activity aqueous zinc-ion battery cathode with high-capacity and long-
cycle-life. Journal of Materials Chemistry A, 2018,6.20:9677-9683.), find it
It is a kind of electrode material with broad prospect of application with good chemical property.In addition, Xu Chengjun seminar is to the material
Material has carried out deep theoretical research (Hao, Jianwu, et al. Electrochemically induced spinel-
layered phase transition of Mn3O4 in high performance neutral aqueous
rechargeable zinc battery. Electrochimica Acta, 2018,259:170-178.).But it should
Material be used as Zinc ion battery anode when, there are battery capacities it is low, coulombic efficiency is low the problems such as, therefore to pure mangano-manganic oxide into
Row is modified to improve electrical property with regard to imperative, and sets about being studied in terms of the preparation of presoma, is a kind of raising material
The effective way of chemical property.
Summary of the invention
It is main to pass through doping gold it is an object of the present invention to provide a kind of method that easy preparation has high-performance positive electrode
Belong to the mode that atom is modified to realize.Polymeric complexing agent is combined with manganese ion, manganese ion can be made in macromolecule network
It is uniformly distributed in mixture, improves dispersibility of the manganese ion in solution system；Meanwhile by a small amount of copper ion and polyethyleneimine network
After conjunction, then by two kinds of metal complexes mixing, binary metal complex compound can be obtained, then form Copper-cladding Aluminum Bar by high temperature sintering
Mangano-manganic oxide composite material.Also, polymeric complexing agent is changed into carbonizable substance in sintering process, can also effectively improve composite wood
The electronic conductivity of material.
To achieve the purpose of the present invention, following technical solution is provided:
A method of preparing Copper-cladding Aluminum Bar mangano-manganic oxide composite material using polymeric complexing agent, which is characterized in that including with
Lower step:
(1) it disperses polymeric complexing agent in suitable deionized water, for oil bath heating to 50 ~ 60 DEG C, magnetic agitation 1 ~ 2 is small
When, until swelling or dissolution occur for polymeric complexing agent；
(2) manganous salt is dissolved in suitable deionized water, ultrasonication is completely dissolved to it, is then added into step
(1) in suspension or solution, continue stirring 4 ~ 5 hours, obtain the presoma containing manganese Metal complex compound；
(3) mantoquita is dissolved in suitable deionized water, ultrasonic wave auxiliary dissolution 5 minutes, suitable molecular weight, which is then added, was
This copper complex ultrasonic wave aid dispersion 5 minutes, is then added dropwise to the presoma of step (2) by 600 polyethyleneimine
In, magnetic agitation 1 ~ 2 hour, finally metal complex is separated from water using centrifuge, is respectively washed one time, obtained with water and ethyl alcohol
Binary metal complex compound wet gel；
(4) step (3) obtained wet gel is obtained into binary metal complex compound powder in dry 10 hours at 50 DEG C；
(5) by the obtained metal complex powder of step (4) in air atmosphere, with 5 DEG C/min of rate to 350 ~ 400
DEG C, 2 ~ 3 hours are roasted to get copper ion doped mangano-manganic oxide composite material is arrived.
Further, polymeric complexing agent is at least one of chitosan or polyvinyl alcohol in above-mentioned steps (1).
Further, the manganous salt in above-mentioned steps (2) is at least one of manganese chloride, manganese acetate or manganese nitrate.
Further, the mantoquita in above-mentioned steps (3) is at least one of copper sulphate or copper chloride.
Further, among the above the mass ratio of mantoquita, manganous salt and polymeric complexing agent is 1:8:4 ~ 6.
The invention has the characteristics that divalent manganesetion and polymeric complexing agent pass through complexing knot in material preparation process
It closes, and copper ion and polyethyleneimine are complexed, and then mix two kinds of metal complexes, metal ion can be made in binary metal network
Closing in object has preferable dispersibility.The metal ion that complexing can dissociate in reduction system, because of complexing group and metal
Ion forms relatively stable coordinate bond, to effectively improve the stability of metal ion.It will be coordinated by high temperature sintering
Key destroys, and sintering forms Copper-cladding Aluminum Bar mangano-manganic oxide composite material.The carbonizable substance generated during the sintering process can be improved compound
The electronic conductivity of material；The features such as preparation process is fairly simple, and process is short, and cost of material is low, and environmental pollution is small.
The content of present invention is further described for specific embodiment below, rather than foregoing invention is made further
It limits.
Embodiment 1:
(1) 0.217 g chitosan and 40 ml deionized waters are placed in 100 ml three-necked flasks, oil bath is warming up to 50 DEG C, magnetic
Power stirs 1 hour, is swollen chitosan molecule sufficiently and even dissolves；
(2) 0.402 g manganese acetate is dissolved in 10 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, is added to the suspension of step (1)
In liquid, stirs 4 hours, manganese ion is complexed sufficiently with chitosan molecule, obtains the presoma of the complex compound containing manganese Metal；
(3) 0.0514 g copper sulphate is dissolved in 10 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, it is poly- that 1 ml is then added
Aziridine continues ultrasonic wave aid dispersion 5 minutes, this complex compound is added dropwise in step (2) presoma, magnetic agitation 1
Hour, metal complex is separated from water using centrifuge, is respectively washed one time with water and ethyl alcohol, obtains metal complex wet gel；
(4) step (3) obtained wet gel is obtained into binary metal complex compound powder in dry 10 hours by 50 DEG C；
(5) sample for obtaining step (4) is in air atmosphere, with 5 DEG C/min of rate to 400 DEG C, roasts 2 hours, obtains
To composite material.
Embodiment 2:
(1) 0.309 g chitosan and 50 ml deionized waters are placed in 100 ml three-necked flasks, oil bath is warming up to 50 DEG C, magnetic
Power stirs 1 hour, is swollen chitosan molecule sufficiently and even dissolves；
(2) 0.415 g manganese chloride is dissolved in 10 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, is added to the suspension of step (1)
In liquid, stirs 4 hours, manganese ion is complexed sufficiently with chitosan molecule, obtains the presoma of the complex compound containing manganese Metal；
(3) 0.0504 g copper sulphate is dissolved in 12 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, it is poly- that 1 ml is then added
Aziridine continues ultrasonic wave aid dispersion 5 minutes, this complex compound is added dropwise in step (2) presoma, magnetic agitation 2
Hour, metal complex is separated from water using centrifuge, is respectively washed one time with water and ethyl alcohol, obtains metal complex wet gel；
(4) step (3) obtained wet gel is obtained into binary metal complex compound powder in dry 10 hours by 50 DEG C；
(5) sample for obtaining step (4) is in air atmosphere, with 5 DEG C/min of rate to 400 DEG C, roasts 3 hours, obtains
To composite material.
Embodiment 3:
(1) 0.205 g polyvinyl alcohol and 40 ml deionized waters being placed in 100 ml three-necked flasks, oil bath is warming up to 60 DEG C,
It magnetic agitation 2 hours, is swollen chitosan molecule sufficiently and even dissolves；
(2) 0.413 g manganese acetate is dissolved in 15 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, is added to the suspension of step (1)
In liquid, stirs 5 hours, manganese ion is complexed sufficiently with chitosan molecule, obtains the presoma of the complex compound containing manganese Metal；
(3) 0.0524 g copper chloride is dissolved in 10 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, 1.5 ml is then added
Polyethyleneimine continues ultrasonic wave aid dispersion 5 minutes, this complex compound is added dropwise in step (2) presoma, magnetic force stirs
It mixes 1 hour, is separated from water metal complex using centrifuge, respectively washed one time with water and ethyl alcohol, it is wet solidifying to obtain metal complex
Glue；
(4) step (3) obtained wet gel is obtained into binary metal complex compound powder in dry 10 hours by 50 DEG C；
(5) sample for obtaining step (4) is in air atmosphere, with 5 DEG C/min of rate to 350 DEG C, roasts 3 hours, obtains
To composite material.
Embodiment 4:
(1) 0.235 g chitosan and 50 ml deionized waters are placed in 100 ml three-necked flasks, oil bath is warming up to 60 DEG C, magnetic
Power stirs 2 hours, is swollen chitosan molecule sufficiently and even dissolves；
(2) 0.403 g manganese nitrate is dissolved in 15 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, the suspension of step (1) is added
In liquid, stirs 5 hours, manganese ion is complexed sufficiently with chitosan molecule, obtains the presoma of the complex compound containing manganese Metal；
(3) 0.0532 g copper chloride is dissolved in 12 ml deionized waters, ultrasonic wave auxiliary dissolution 5 minutes, it is poly- that 1 ml is then added
Aziridine continues ultrasonic wave aid dispersion 5 minutes, this complex compound is added dropwise in step (2) presoma, magnetic agitation 2
Hour, metal complex is separated from water using centrifuge, is respectively washed one time with water and ethyl alcohol, obtains metal complex wet gel；
(4) step (3) obtained wet gel is obtained into binary metal complex compound powder in dry 10 hours by 50 DEG C；
(5) sample for obtaining step (4) is in air atmosphere, with 5 DEG C/min of rate to 400 DEG C, roasts 2 hours, obtains
To composite material.
Claims (5)
1. a kind of method for preparing Copper-cladding Aluminum Bar mangano-manganic oxide composite material using polymeric complexing agent, which is characterized in that including
Following steps:
(1) it disperses polymeric complexing agent in suitable deionized water, for oil bath heating to 50 ~ 60 DEG C, magnetic agitation 1 ~ 2 is small
When, until swelling or dissolution occur for polymeric complexing agent；
(2) manganous salt is dissolved in suitable deionized water, ultrasonication is completely dissolved to it, is then added into step
(1) in suspension or solution, continue stirring 4 ~ 5 hours, obtain the presoma containing manganese Metal complex compound；
(3) mantoquita is dissolved in suitable deionized water, ultrasonic wave auxiliary dissolution 5 minutes, suitable molecular weight, which is then added, was
This copper complex ultrasonic wave aid dispersion 5 minutes, is then added dropwise to the presoma of step (2) by 600 polyethyleneimine
In, magnetic agitation 1 ~ 2 hour, finally metal complex is separated from water using centrifuge, is respectively washed one time, obtained with water and ethyl alcohol
Binary metal complex compound wet gel；
(4) step (3) obtained wet gel is obtained into binary metal complex compound powder in dry 10 hours at 50 DEG C；
(5) by the obtained metal complex powder of step (4) in air atmosphere, with 5 DEG C/min of rate to 350 ~ 400
DEG C, 2 ~ 3 hours are roasted to get copper ion doped mangano-manganic oxide composite material is arrived.
2. a kind of side for preparing Copper-cladding Aluminum Bar mangano-manganic oxide composite material using polymeric complexing agent according to claim 1
Method, it is characterised in that the mass ratio of mantoquita, manganous salt and polymeric complexing agent is 1:8:4 ~ 6.
3. a kind of side for preparing Copper-cladding Aluminum Bar mangano-manganic oxide composite material using polymeric complexing agent according to claim 1
Method, it is characterised in that the polymeric complexing agent is at least one of chitosan or polyvinyl alcohol.
4. a kind of side for preparing Copper-cladding Aluminum Bar mangano-manganic oxide composite material using polymeric complexing agent according to claim 1
Method, it is characterised in that the manganous salt is at least one of manganese chloride, manganese acetate or manganese nitrate.
5. a kind of side for preparing Copper-cladding Aluminum Bar mangano-manganic oxide composite material using polymeric complexing agent according to claim 1
Method, it is characterised in that the mantoquita is at least one of copper sulphate or copper chloride.
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| CN115072785A (en) * | 2022-08-03 | 2022-09-20 | 贵州金瑞新材料有限责任公司 | Preparation method of manganous-manganic oxide nanoparticles |
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