CN114597388A - Zinc material special for battery and production process thereof - Google Patents
Zinc material special for battery and production process thereof Download PDFInfo
- Publication number
- CN114597388A CN114597388A CN202210256120.2A CN202210256120A CN114597388A CN 114597388 A CN114597388 A CN 114597388A CN 202210256120 A CN202210256120 A CN 202210256120A CN 114597388 A CN114597388 A CN 114597388A
- Authority
- CN
- China
- Prior art keywords
- zinc
- zinc alloy
- battery
- alloy intermediate
- zinc material
- 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.)
- Granted
Links
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 58
- 239000011701 zinc Substances 0.000 title claims abstract description 58
- 239000000463 material Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 229910052738 indium Inorganic materials 0.000 claims abstract description 10
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 74
- 238000001816 cooling Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 17
- 239000000956 alloy Substances 0.000 claims description 14
- 238000005275 alloying Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 14
- 238000012216 screening Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 238000009689 gas atomisation Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- ONVGHWLOUOITNL-UHFFFAOYSA-N [Zn].[Bi] Chemical compound [Zn].[Bi] ONVGHWLOUOITNL-UHFFFAOYSA-N 0.000 claims description 7
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 claims description 7
- SHLNMHIRQGRGOL-UHFFFAOYSA-N barium zinc Chemical compound [Zn].[Ba] SHLNMHIRQGRGOL-UHFFFAOYSA-N 0.000 claims description 7
- JXLCNVMZIFBUAK-UHFFFAOYSA-N hafnium zinc Chemical compound [Zn].[Zn].[Hf] JXLCNVMZIFBUAK-UHFFFAOYSA-N 0.000 claims description 7
- NJWNEWQMQCGRDO-UHFFFAOYSA-N indium zinc Chemical compound [Zn].[In] NJWNEWQMQCGRDO-UHFFFAOYSA-N 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- VOLIIUVAEXIKFU-UHFFFAOYSA-N niobium zinc Chemical compound [Zn].[Zn].[Zn].[Nb] VOLIIUVAEXIKFU-UHFFFAOYSA-N 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 7
- BSWGGJHLVUUXTL-UHFFFAOYSA-N silver zinc Chemical compound [Zn].[Ag] BSWGGJHLVUUXTL-UHFFFAOYSA-N 0.000 claims description 7
- 238000011282 treatment Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000013329 compounding Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 229910052788 barium Inorganic materials 0.000 description 7
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 7
- 229910052735 hafnium Inorganic materials 0.000 description 7
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 7
- 229910052758 niobium Inorganic materials 0.000 description 7
- 239000010955 niobium Substances 0.000 description 7
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 7
- 229910052797 bismuth Inorganic materials 0.000 description 6
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000004615 ingredient Substances 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- 229940105847 calamine Drugs 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910052864 hemimorphite Inorganic materials 0.000 description 4
- 235000014692 zinc oxide Nutrition 0.000 description 4
- 239000011787 zinc oxide Substances 0.000 description 4
- CPYIZQLXMGRKSW-UHFFFAOYSA-N zinc;iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Fe+3].[Fe+3].[Zn+2] CPYIZQLXMGRKSW-UHFFFAOYSA-N 0.000 description 4
- 239000006071 cream Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000012983 electrochemical energy storage Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- 238000011284 combination treatment Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229940057995 liquid paraffin Drugs 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical compound [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/42—Alloys based on zinc
-
- 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)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a zinc material special for a battery, which is characterized in that the zinc material comprises the following elements in percentage by mass: 800ppm of indium 200-. The invention also discloses a production process of the zinc material special for the battery. The zinc material special for the battery and the production process thereof disclosed by the invention have the advantages of low energy consumption, high production efficiency, good use safety and environmental protection, stable physical and chemical properties of the product, good discharge performance when being applied to an alkaline battery and long service life.
Description
Technical Field
The invention relates to the technical field of battery materials, in particular to a zinc material special for a battery and a production process thereof.
Background
The energy is the foundation for supporting the civilized progress of human materials and is also an indispensable factor for the development of the modern society. Along with the development of economy, fossil energy is exhausted, the natural environment is worsened day by day, the electrochemical energy storage technology is developed rapidly, and the electrochemical energy storage technology becomes a key link for restraining or promoting the energy development. It is in this situation that batteries, the most common electrochemical energy storage devices, are receiving a high level of attention.
Alkaline batteries are the most widely used commercial battery products to date. The zinc material is an active material of a negative electrode in the alkaline battery, and the performance of the zinc material plays a key role in the discharge performance and the service life of the alkaline battery. The traditional zinc material contains mercury and lead, which causes adverse effects on the environment after the battery is discarded. The processability and corrosion resistance of the existing zinc material still need to be further improved. In addition, the existing production method of the zinc material is mainly a gas atomization method, and the method is simple, low in cost and high in production efficiency. However, when the zinc material prepared by the method is used for preparing the battery cathode, the problems of unstable expansion rate and overlarge expansion rate exist, so that the fluency of a battery manufacturer in a cathode material injection process is influenced, the potential safety performance reduction such as battery leakage hidden danger is increased, and the discharge performance reduction of the battery is caused.
For example, chinese patent No. CN1713427B discloses a zinc alloy powder for alkaline batteries, which can reduce the volume of hydrogen gas generated before and after discharge of the battery to prevent leakage of electrolyte in the battery. A method of heat treating within a short time to produce the zinc alloy powder is also provided. Heat treating a zinc alloy powder at a temperature greater than 250 ℃ under an inert gas or reducing atmosphere, wherein the zinc alloy powder consists essentially of: 0.0001 to 0.500 wt.% of at least one element selected from the group consisting of: aluminum, indium, gallium, thallium, magnesium, calcium, strontium, cadmium, tin, and lead; 0.01-0.050 wt% bismuth; the balance of zinc and inevitable impurities. However, the method has high heat treatment temperature, large equipment, high speciality and high energy consumption, lead still exists in the method, and the environmental protection property is required to be further improved.
Therefore, the special zinc material for the battery and the production process thereof, which have the advantages of low energy consumption, high production efficiency, good use safety and environmental protection, stable physical and chemical properties of the product, good discharge performance of the alkaline battery and long service life, are still needed in the field.
Disclosure of Invention
The invention mainly aims to solve the technical problems and provide the special zinc material for the battery and the production process thereof, wherein the special zinc material is low in energy consumption, high in production efficiency, good in use safety and environmental protection, stable in product physical and chemical properties, good in discharge performance and long in service life of the alkaline battery and is applied to the alkaline battery.
In order to achieve the above object, the present invention provides a zinc material for a battery, wherein the zinc material comprises the following elements by mass: 800ppm of indium 200-.
The invention also aims to provide a production process of the special zinc material for the battery, which is characterized by comprising the following steps of:
step S1, batching according to mass fraction, and alloying in a melting furnace;
step S2, injecting air into the alloyed zinc alloy liquid, and forming by a gas atomization method;
s3, collecting the zinc alloy material with the required particle size range through directional screening after forming;
step S4, carrying out constant temperature heat treatment and cooling process in sequence;
and step S5, packaging the product.
Preferably, in step S1, the indium-zinc alloy intermediate, the bismuth-zinc alloy intermediate, the aluminum-zinc alloy intermediate, the silver-zinc alloy intermediate, the barium-zinc alloy intermediate, the niobium-zinc alloy intermediate, and the hafnium-zinc alloy intermediate are used as raw materials for preparing the raw materials.
Preferably, the alloying temperature in step S1 is 500-800 ℃.
Preferably, the directional screening in step S3 is performed by controlling the mesh number, the rotation angle and the rotation amplitude of the screen.
Preferably, the particle size of the zinc alloy material collected in step S3 is 45-325 mesh.
Preferably, the temperature of the constant temperature heat treatment in the step S4 is 80 to 100 ℃, and the treatment time is 24 to 48 hours.
Preferably, the cooling in step S4 is air cooling, air cooling or water cooling.
Due to the application of the technical scheme, the invention has the following beneficial effects:
(1) the zinc material special for the battery disclosed by the invention adopts a relatively low constant temperature and short time treatment combination technology, and is matched with a formula to be reasonably selected, so that the prepared zinc material is low in energy consumption, high in production efficiency, good in use safety and environmental protection, stable in physical and chemical properties, good in discharge performance when applied to an alkaline battery and long in service life.
(2) The zinc material special for the battery disclosed by the invention is relatively low in constant temperature and short-time treatment combination technology, so that the defects that the traditional constant temperature heat treatment is hundreds or even thousands of ℃ and the required equipment is large and has high specialty are overcome, the temperature required by the heat treatment is low, the equipment requirement is low, and the effect can be realized by a conventional oven; by simultaneously adjusting the production process and the formula, the expansion rate of the material can be optimized by about 20 percent compared with the prior production process, the quality of the material is improved, and the production qualification rate of the product is improved from another angle, so that waste is changed into valuable.
(3) The invention discloses a special zinc material for a battery, which comprises the following elements in percentage by mass: 800ppm of indium 200-. Through the interaction and influence among all elements, the prepared zinc material has good corrosion resistance, and the expansion rate and the battery liquid leakage rate can be effectively reduced.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Example 1
A zinc material special for a battery comprises the following elements in percentage by mass: 200ppm of indium, 100ppm of bismuth, 10ppm of aluminum, 5ppm of silver, 10ppm of barium, 8ppm of niobium and 3ppm of hafnium, and the balance of inevitable impurity elements and zinc.
A production process of the zinc material special for the battery comprises the following steps:
step S1, batching according to mass fraction, and alloying in a melting furnace;
step S2, injecting air into the alloyed zinc alloy liquid, and forming by a gas atomization method;
s3, collecting the zinc alloy material with the required particle size range through directional screening after forming;
step S4, carrying out constant temperature heat treatment and cooling process in sequence;
and step S5, packaging the product.
In the step S1, the ingredients are prepared by taking an indium-zinc alloy intermediate, a bismuth-zinc alloy intermediate, an aluminum-zinc alloy intermediate, a silver-zinc alloy intermediate, a barium-zinc alloy intermediate, a niobium-zinc alloy intermediate and a hafnium-zinc alloy intermediate as raw materials; the temperature of the alloying is 500 ℃.
The directional screening in step S3 is performed by controlling the mesh number, the rotation angle and the rotation amplitude of the screen.
The particle size of the zinc alloy material collected in step S3 is 45 mesh.
The temperature of the constant-temperature heat treatment in the step S4 is 80 ℃, and the treatment time is 24 hours; the cooling mode of the cooling is air cooling.
Example 2
A zinc material special for a battery comprises the following elements in percentage by mass: 350ppm of indium, 150ppm of bismuth, 12ppm of aluminum, 6ppm of silver, 11ppm of barium, 9ppm of niobium and 4ppm of hafnium, and the balance of inevitable impurity elements and zinc.
A production process of the special zinc material for the battery comprises the following steps:
step S1, batching according to mass fraction, and alloying in a melting furnace;
step S2, injecting air into the alloyed zinc alloy liquid, and forming by a gas atomization method;
s3, collecting the zinc alloy material with the required particle size range through directional screening after forming;
step S4, sequentially carrying out constant temperature heat treatment and cooling procedures;
and step S5, packaging the product.
In the step S1, the ingredients are prepared by taking an indium-zinc alloy intermediate, a bismuth-zinc alloy intermediate, an aluminum-zinc alloy intermediate, a silver-zinc alloy intermediate, a barium-zinc alloy intermediate, a niobium-zinc alloy intermediate and a hafnium-zinc alloy intermediate as raw materials; the temperature of the alloying is 600 ℃.
The directional screening in step S3 is performed by controlling the mesh number, the rotation angle and the rotation amplitude of the screen.
The particle size of the zinc alloy material collected in step S3 is 120 mesh.
The temperature of the constant temperature heat treatment in the step S4 is 85 ℃, and the treatment time is 30 hours; the cooling mode is air cooling.
Example 3
A zinc material special for a battery comprises the following elements in percentage by mass: 500ppm of indium, 200ppm of bismuth, 15ppm of aluminum, 6.5ppm of silver, 13ppm of barium, 10ppm of niobium and 4.5ppm of hafnium, and the balance of inevitable impurity elements and zinc.
A production process of the zinc material special for the battery comprises the following steps:
step S1, batching according to mass fraction, and alloying in a melting furnace;
step S2, injecting air into the alloyed zinc alloy liquid, and forming by a gas atomization method;
s3, collecting the zinc alloy material with the required particle size range through directional screening after forming;
step S4, carrying out constant temperature heat treatment and cooling process in sequence;
and step S5, packaging the product.
In the step S1, the ingredients are prepared by taking an indium-zinc alloy intermediate, a bismuth-zinc alloy intermediate, an aluminum-zinc alloy intermediate, a silver-zinc alloy intermediate, a barium-zinc alloy intermediate, a niobium-zinc alloy intermediate and a hafnium-zinc alloy intermediate as raw materials; the temperature of the alloying is 650 ℃.
The directional screening in step S3 is performed by controlling the mesh number, the rotation angle and the rotation amplitude of the screen.
The particle size of the zinc alloy material collected in step S3 is 220 meshes.
The temperature of the constant-temperature heat treatment in the step S4 is 95 ℃, and the treatment time is 36 hours; the cooling mode is water cooling.
Example 4
A zinc material special for a battery comprises the following elements in percentage by mass: 700ppm of indium, 250ppm of bismuth, 16ppm of aluminum, 7.5ppm of silver, 14ppm of barium, 11ppm of niobium, 5.5ppm of hafnium, and the balance of inevitable impurity elements and zinc.
A production process of the zinc material special for the battery comprises the following steps:
step S1, batching according to mass fraction, and alloying in a melting furnace;
step S2, injecting air into the alloyed zinc alloy liquid, and forming by a gas atomization method;
s3, collecting the zinc alloy material with the required particle size range through directional screening after forming;
step S4, carrying out constant temperature heat treatment and cooling process in sequence;
and step S5, packaging the product.
In the step S1, the ingredients are prepared by taking an indium-zinc alloy intermediate, a bismuth-zinc alloy intermediate, an aluminum-zinc alloy intermediate, a silver-zinc alloy intermediate, a barium-zinc alloy intermediate, a niobium-zinc alloy intermediate and a hafnium-zinc alloy intermediate as raw materials; the temperature of the alloying is 750 ℃.
The directional screening in step S3 is performed by controlling the mesh number, the rotation angle and the rotation amplitude of the screen.
The particle size of the zinc alloy material collected in step S3 is 300 mesh.
The temperature of the constant temperature heat treatment in the step S4 is 100 ℃, and the treatment time is 43 hours; the cooling mode of the cooling is air cooling.
Example 5
A zinc material special for batteries comprises the following elements in percentage by mass: 800ppm of indium, 300ppm of bismuth, 18ppm of aluminum, 8ppm of silver, 15ppm of barium, 12ppm of niobium and 6ppm of hafnium, and the balance of inevitable impurity elements and zinc.
A production process of the zinc material special for the battery comprises the following steps:
step S1, batching according to mass fraction, and alloying in a melting furnace;
step S2, injecting air into the alloyed zinc alloy liquid, and forming by a gas atomization method;
s3, collecting the zinc alloy material with the required particle size range through directional screening after forming;
step S4, carrying out constant temperature heat treatment and cooling process in sequence;
and step S5, packaging the product.
In the step S1, the ingredients are prepared by taking an indium-zinc alloy intermediate, a bismuth-zinc alloy intermediate, an aluminum-zinc alloy intermediate, a silver-zinc alloy intermediate, a barium-zinc alloy intermediate, a niobium-zinc alloy intermediate and a hafnium-zinc alloy intermediate as raw materials; the temperature of the alloying is 800 ℃.
The directional screening in step S3 is performed by controlling the mesh number, the rotation angle, and the rotation amplitude of the screen.
The particle size of the zinc alloy material collected in step S3 is 325 mesh.
The temperature of the constant-temperature heat treatment in the step S4 is 90 ℃, and the treatment time is 48 hours; the cooling in step S4 is performed by air cooling.
Comparative example 1
This example provides a zinc material for battery applications, which is similar to that of example 1, except that no niobium or hafnium is added.
Comparative example 2
This example provides a zinc material for battery applications, which is formulated and prepared in a manner similar to that described in example 1, except that no aluminum or barium is added.
In order to further illustrate the performance of the zinc material special for the battery prepared in each embodiment of the invention, the zinc material special for the battery prepared in each embodiment is subjected to relevant performance tests, the test results are shown in table 1, and the test method is as follows:
(1) corrosion resistance: the zinc material prepared in each example was immersed in an electrolyte (25 wt% zinc chloride, 2.0wt% ammonium chloride, and the balance water) at 45 ℃ for 60 hours, taken out, washed with water, and dried, and the mass retention of the zinc material was measured, and the larger the value, the better the corrosion resistance.
(2) Expansion rate, battery leakage condition, discharge performance: mixing the zinc material, the sodium polyacrylate powder, the indium oxide powder and the electrolyte prepared in each example according to the mass ratio of 90:3.5:1.5:95, and stirring and mixing for 60 minutes at the stirring speed of 2000 revolutions per minute to form zinc paste; then, the zinc pastes of all the cases are respectively assembled into an LR6 battery on an LR6 battery production line; respectively taking each example of the calamine cream, injecting liquid paraffin into the plastic tube, compacting, injecting liquid paraffin on the calamine cream, sealing, and reading the height (H1) of the calamine cream and the height (H2) of the liquid level of the paraffin; the plastic tube was then placed in an incubator at 90 ℃ for 24 hours, removed from the incubator, cooled to room temperature, and the paraffin level (H3) was read, and the calamine expansion was calculated as follows: swelling ratio (%) = (H3-H2)/H1 × 100. And (3) respectively placing 25 batteries of each example into an oven at 90 ℃, and dripping a phenolphthalein indicator at the bottom end of the negative electrode of each battery every 20 days to check whether the batteries leak or not. The test results are shown in Table 1, using a discharge regime of 1500 mW 2 s, 650 mW 28 s, 10 times per hour, 24 hours per day, to a voltage of 1.05V at 25. + -. 2 ℃.
TABLE 1
| Item | Corrosion resistance (%) | Swelling ratio (%) | Leakage battery number | Number of discharges (times) |
| Examples1 | 98.9 | 23.6 | 0 | 126 |
| Example 2 | 99.2 | 23.1 | 0 | 130 |
| Example 3 | 99.4 | 22.4 | 0 | 132 |
| Example 4 | 99.5 | 22.0 | 0 | 136 |
| Example 5 | 99.8 | 21.5 | 0 | 139 |
| Comparative example 1 | 97.3 | 28.2 | 1 | 116 |
| Comparative example 2 | 96.9 | 27.6 | 1 | 113 |
As can be seen from table 1, the zinc material for battery disclosed in the examples of the present invention has more excellent corrosion resistance, lower expansion rate and leakage rate, and better discharge performance, compared to the comparative example, which is a result of the synergy of the formulations and the preparation steps. The addition of niobium, hafnium, aluminum and barium all contribute to the improvement of the above properties.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The special zinc material for the battery is characterized in that the zinc material comprises the following elements in percentage by mass: 800ppm of indium 200-.
2. The production process of the zinc material special for the battery according to claim 1, which is characterized by comprising the following steps:
step S1, batching according to mass fraction, and alloying in a melting furnace;
step S2, injecting air into the alloyed zinc alloy liquid, and forming by a gas atomization method;
s3, collecting the zinc alloy material with the required particle size range through directional screening after forming;
step S4, carrying out constant temperature heat treatment and cooling process in sequence;
and step S5, packaging the product.
3. The process for producing a zinc material for batteries according to claim 2, wherein the compounding in step S1 is performed using an indium-zinc alloy intermediate, a bismuth-zinc alloy intermediate, an aluminum-zinc alloy intermediate, a silver-zinc alloy intermediate, a barium-zinc alloy intermediate, a niobium-zinc alloy intermediate, or a hafnium-zinc alloy intermediate as raw materials.
4. The process for producing a zinc material for batteries as claimed in claim 2, wherein the temperature for alloying in step S1 is 500-800 ℃.
5. The process for producing a zinc material for batteries according to claim 2, wherein the directional screening in step S3 is performed by controlling the mesh number, the rotation angle and the rotation amplitude.
6. The process for producing a zinc material for batteries according to claim 2, wherein the particle size of the zinc alloy material collected in step S3 is 45 to 325 mesh.
7. The production process of the zinc material special for the battery according to claim 2, wherein the temperature of the constant temperature heat treatment in the step S4 is 80-100 ℃, and the treatment time is 24-48 hours.
8. The production process of the zinc material special for the battery according to claim 2, wherein the cooling in step S4 is air cooling, air cooling or water cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210256120.2A CN114597388B (en) | 2022-03-16 | 2022-03-16 | Zinc material special for battery and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210256120.2A CN114597388B (en) | 2022-03-16 | 2022-03-16 | Zinc material special for battery and production process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114597388A true CN114597388A (en) | 2022-06-07 |
| CN114597388B CN114597388B (en) | 2024-08-13 |
Family
ID=81808675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210256120.2A Active CN114597388B (en) | 2022-03-16 | 2022-03-16 | Zinc material special for battery and production process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114597388B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85109759A (en) * | 1984-12-12 | 1986-07-16 | 松下电器产业株式会社 | Zinc-alkali cells |
| CN85106643A (en) * | 1984-02-20 | 1987-02-18 | 松下电器产业株式会社 | Zinc-alkaline battery |
| CN86104907A (en) * | 1986-08-05 | 1988-05-04 | 中南工业大学 | Zinc base akaline battery without mercuy |
| CN1229284A (en) * | 1996-10-09 | 1999-09-22 | 同和矿业株式会社 | Anode material for use in alkaline manganese cells and process for producing the same |
| JP2001283842A (en) * | 2000-03-29 | 2001-10-12 | Dowa Mining Co Ltd | Lead alloy powder for alkaline battery and its manufacturing method |
| CN1713427A (en) * | 2004-06-23 | 2005-12-28 | 同和矿业株式会社 | Zinc alloy powder for alkaline cell and method for producing same |
| CN1778005A (en) * | 2003-03-06 | 2006-05-24 | 吉莱特公司 | Battery |
| US20070248879A1 (en) * | 2002-08-28 | 2007-10-25 | Durkot Richard E | Alkaline battery including nickel oxyhydroxide cathode and zinc anode |
| CN103071787A (en) * | 2012-12-30 | 2013-05-01 | 中银（宁波）电池有限公司 | Mercury-free zinc powder treatment method, battery zinc paste and alkaline battery |
| CN112349972A (en) * | 2019-08-09 | 2021-02-09 | 尚那纪有限公司 | Alkaline secondary electrochemical generator with zinc anode |
-
2022
- 2022-03-16 CN CN202210256120.2A patent/CN114597388B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85106643A (en) * | 1984-02-20 | 1987-02-18 | 松下电器产业株式会社 | Zinc-alkaline battery |
| CN85109759A (en) * | 1984-12-12 | 1986-07-16 | 松下电器产业株式会社 | Zinc-alkali cells |
| CN86104907A (en) * | 1986-08-05 | 1988-05-04 | 中南工业大学 | Zinc base akaline battery without mercuy |
| CN1229284A (en) * | 1996-10-09 | 1999-09-22 | 同和矿业株式会社 | Anode material for use in alkaline manganese cells and process for producing the same |
| JP2001283842A (en) * | 2000-03-29 | 2001-10-12 | Dowa Mining Co Ltd | Lead alloy powder for alkaline battery and its manufacturing method |
| US20070248879A1 (en) * | 2002-08-28 | 2007-10-25 | Durkot Richard E | Alkaline battery including nickel oxyhydroxide cathode and zinc anode |
| CN1778005A (en) * | 2003-03-06 | 2006-05-24 | 吉莱特公司 | Battery |
| CN1713427A (en) * | 2004-06-23 | 2005-12-28 | 同和矿业株式会社 | Zinc alloy powder for alkaline cell and method for producing same |
| CN103071787A (en) * | 2012-12-30 | 2013-05-01 | 中银（宁波）电池有限公司 | Mercury-free zinc powder treatment method, battery zinc paste and alkaline battery |
| CN112349972A (en) * | 2019-08-09 | 2021-02-09 | 尚那纪有限公司 | Alkaline secondary electrochemical generator with zinc anode |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114597388B (en) | 2024-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5114763B2 (en) | Zinc alloy powder for alkaline batteries and method for producing the same | |
| AU2008325582B2 (en) | Method for producing lead-base alloy grid for lead-acid battery | |
| EP3125341B1 (en) | Lead storage cell and electrode collector for lead storage cell | |
| JPH02277737A (en) | Electrode made of hydrogen storage alloy | |
| EP2168186B1 (en) | Method for producing lead-base alloy grid for lead-acid battery | |
| CN114597388A (en) | Zinc material special for battery and production process thereof | |
| CN102347469B (en) | Sheet zinc anode, preparation method thereof and laminated zinc-manganese battery using sheet zinc anode | |
| WO2005045959A1 (en) | Negative electrode active material for battery, anode can for battery, zinc negative plate for battery, manganese dry battery and method for manufacturing same | |
| WO2005064713A1 (en) | Negative electrode can for battery and manganese dry battery utilizing the same | |
| JP2003142085A (en) | Lead-acid battery | |
| WO2005064711A1 (en) | Method for producing anode can for battery and manganese dry battery using such anode can for battery | |
| JPH11265715A (en) | Zinc alloy powder for alkaline battery having little gas generation amount | |
| CN1328803C (en) | Environment-friendly zinc-manganese battery cathode can | |
| JP2007080547A (en) | Zinc alloy powder for alkaline battery and its manufacturing method | |
| CN115466880B (en) | Low-temperature hydrogen storage alloy, preparation method, nickel-hydrogen alloy electrode and nickel-hydrogen battery | |
| CN115241438A (en) | Zinc electrode material and preparation method thereof | |
| JPH05182660A (en) | Nonlead nonamalgamated zinc alloy powder and manufacture thereof for alkaline battery | |
| AU662636B2 (en) | Lead oxide composition for use in lead-acid batteries | |
| CN1291510C (en) | Non-cobalt negative material of metal hydrogen storage/nickel battery and preparing method thereof | |
| CN113782747B (en) | High-calcium alloy for lead-acid storage battery grid and preparation method thereof | |
| JP2932285B2 (en) | Method for producing zinc alloy powder for alkaline batteries with low gas generation | |
| CN107447130A (en) | environment-friendly zinc material for zinc-manganese battery and preparation method thereof | |
| KR890004989B1 (en) | Zinc-alkaline battery | |
| JPH0620689A (en) | Manganese dry battery | |
| JPS6231941A (en) | Zinc can for dry battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 315000 No. 226, Changyang Road, Cicheng Town, Jiangbei District, Ningbo City, Zhejiang Province Applicant after: Ningbo Beiterui New Energy Technology Co.,Ltd. Address before: 315000 No. 226, Changyang Road, Cicheng Town, Jiangbei District, Ningbo City, Zhejiang Province Applicant before: Ningbo Shuanglu New Energy Technology Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |