CN106898761B - The electrode sheet material preparation process and graphene nickel-zinc cell of graphene nickel-zinc cell - Google Patents
The electrode sheet material preparation process and graphene nickel-zinc cell of graphene nickel-zinc cell Download PDFInfo
- Publication number
- CN106898761B CN106898761B CN201710303162.6A CN201710303162A CN106898761B CN 106898761 B CN106898761 B CN 106898761B CN 201710303162 A CN201710303162 A CN 201710303162A CN 106898761 B CN106898761 B CN 106898761B
- Authority
- CN
- China
- Prior art keywords
- electrode plate
- graphene
- zinc cell
- nickel
- preparation process
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- 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
- H01M10/24—Alkaline accumulators
- H01M10/30—Nickel accumulators
-
- 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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
Abstract
The invention discloses a kind of electrode sheet material preparation process of graphene nickel-zinc cell and graphene nickel-zinc cells.Electrode sheet material preparation process is added in distilled water to dilute and stirred evenly comprising steps of electrode plate active material is mixed with graphene；Mixing material after dilution is put into the preparation storehouse of ball mill；It is vacuumized in preparation storehouse, circulation under conditions of constant temperature is kept to carry out speed change ball-milling treatment several times；The product that speed change ball-milling treatment obtains is dehydrated, is dried, the combination electrode plate material of graphene uniform, sufficiently cladding active material is obtained.The graphene nickel-zinc cell obtained based on above-mentioned electrode sheet material preparation process has many advantages, such as that quick charge, high-discharge-rate, good deep discharge, service life cycle are long, at low cost, can meet the application demand of pure electric vehicle.
Description
Technical field
The present invention relates to a kind of positive/negative electrode sheet material preparation method of graphene nickel-zinc cell and it is based on the method system
The graphene nickel-zinc cell that standby positive and negative electrode plate material out is realized, belongs to battery preparation technology field.
Background technique
Currently, the electric vehicles such as electric motorcycle, electric car mainly continue to use lead-acid battery, lithium battery, these kinds
The battery charging rate of class is compared with slow, deep discharge performance is bad, and service life cycle is shorter, especially the safety of lithium battery
Difference, battery cost is excessively high, and the rate of recovery is not but high, therefore can see from actual use, these fatal defects of above-mentioned battery
Have become the maximum bottleneck of pure electric automobile development.
From the point of view of current use demand, pure electric automobile needs high-energy-density, Gao Bigong to the more demanding of battery
The battery of the features such as rate, quick charge, good deep discharge performance and long circulating service life and battery high security.Thus
It is urgently to be solved at present ask as it can be seen that designing a kind of battery for making pure electric automobile that can give full play to its high-efficiency environment friendly advantage
Topic.
Summary of the invention
The purpose of the present invention is to provide a kind of electrode sheet material preparation process of graphene nickel-zinc cell and the stones of development
Black alkene nickel-zinc cell, the graphene nickel-zinc cell manufactured based on the electrode sheet material that this technique is prepared have quick charge, height
The advantages that discharge-rate, good deep discharge, service life cycle are long, at low cost.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of electrode sheet material preparation process of graphene nickel-zinc cell, which is characterized in that it includes the following steps:
1) electrode plate active material is mixed with graphene, dilutes and stirs evenly in addition distilled water；
2) mixing material after dilution is put into the preparation storehouse of ball mill；
3) it is vacuumized in preparation storehouse, keeps circulation under conditions of constant temperature to carry out speed change ball-milling treatment several times, in which: step by step
Increasing revolving speed again to reduce revolving speed step by step is a period, step by step the speed of the velocity variations number of boosting velocity procedure and down speeding procedure step by step
Change frequency is identical or different；
4) product that speed change ball-milling treatment obtains is dehydrated, dried, obtained graphene uniform, sufficiently coat active material
The combination electrode plate material of material.
A kind of graphene nickel-zinc cell, it is characterised in that: it includes electrode plate, and electrode plate passes through the graphene nickel zinc
The electrode sheet material that the electrode sheet material preparation process of battery prepares is made.
The energy density of the graphene nickel-zinc cell is 90Wh/Kg~110Wh/Kg, and service life cycle is not less than
1000 times.
The invention has the advantages that
Preparation process of the present invention realizes graphene to effective cladding of nickel hydroxide, zinc oxide, be evenly coated, sufficiently,
Comprehensively, closely knit, graphene coated makes nickel hydroxide, zinc oxide have fabulous electric conductivity, improves capacitance, also, base
Therefore have in the graphene nickel-zinc cell manufactured for making the combination electrode plate material of positive-negative electrode plate prepared
Have the advantages that high-energy-density, high-specific-power, quick charge, high-discharge-rate, good deep discharge, service life cycle are long,
And it is highly-safe, will not be quick-fried right, good environmental protection, material yield rate is up to 90% or more.
The specific energy of graphene nickel-zinc cell doubles left and right than lead-acid battery, but cost is only higher than lead-acid battery 30% left
The right side, cost just correspond to the 50% of dynamic lithium battery, therefore from the point of view of cost performance, graphene nickel-zinc cell as power battery,
Energy-storage battery suffers from vast potential for future development in the electronic field such as electric motorcycle, electric car and wind energy, luminous energy field.
Detailed description of the invention
Fig. 1 is the flow chart of preparation process of the present invention.
Fig. 2 is the nickel-zinc cell of no graphene and the discharge capacity curve graph of graphene nickel-zinc cell of the present invention.
Specific embodiment
As the electrode sheet material preparation process of Fig. 1, graphene nickel-zinc cell of the present invention include the following steps:
1) electrode plate active material is mixed with graphene, then will be carried out in obtained mixing material addition distilled water dilute
It releases and stirs evenly；
2) mixing material after dilution is put into ball mill preparation storehouse；
3) circulation carries out speed change ball-milling treatment several times under conditions of preparing storehouse and vacuumizing, keep constant temperature, in which: step by step
Increasing revolving speed again to reduce revolving speed step by step is that a period, (increasing revolving speed step by step again to reduce revolving speed step by step was a speed change ball-milling treatment
Process), the velocity variations number of boosting velocity procedure and the velocity variations number of down speeding procedure step by step are identical or different step by step；
4) product that speed change ball-milling treatment obtains is dehydrated, dried, obtained graphene uniform, sufficiently coat active material
The combination electrode plate material of material, electrode plate to be produced use.
In the present invention, refer to that (each grade is corresponding with a scheduled revolving speed model to revolving speed by several grades of setting step by step
Enclose) it steps up or reduces in ladder.
In actually preparation: when preparing positive electrode plate material, electrode plate active material includes nickel hydroxide；When preparation is negative
When electrode sheet material, electrode plate active material includes zinc oxide.
In field of batteries, the electrode plate active material of positive electrode plate material is prepared other than main material nickel hydroxide, also
Auxiliary materials, the auxiliary materials such as cobalt protoxide (CoO), carboxymethyl cellulose (CMC), polytetrafluoroethylene (PTFE) (PTFE) can be added can root
Factually preparation demand in border reasonably selects, without limitations.Similarly, prepare the electrode plate active material of negative electrode plate material in addition to
Outside main material zinc oxide, bismuth oxide, lead oxide, calcium hydroxide, carboxymethyl cellulose (CMC), polytetrafluoroethylene (PTFE) can be also added
(PTFE) etc. auxiliary materials, auxiliary material can be reasonably selected according to practical preparation demand, without limitations.
For mixing material: when preparing positive electrode plate material, electrode plate active material account for mixing total weight 95%~
98.5%, graphene accounts for the 5%~1.5% of mixing total weight；When preparing negative electrode plate material, electrode plate active material accounts for mixed
The 97%~98.5% of total weight is closed, graphene accounts for the 3%~1.5% of mixing total weight.
For example:
When preparing positive electrode plate material: electrode plate active material, graphene account for 95%, the 5% of mixing total weight respectively,
Perhaps electrode plate active material, graphene account for 98.5%, 1.5% or electrode plate active material, stone of mixing total weight respectively
96%, 4% or electrode plate active material, the graphene that black alkene accounts for mixing total weight respectively account for mixing total weight respectively
97.5%, 2.5%.
When preparing negative electrode plate material: electrode plate active material, graphene account for 97%, the 3% of mixing total weight respectively,
Perhaps electrode plate active material, graphene account for 98.5%, 1.5% or electrode plate active material, stone of mixing total weight respectively
Black alkene accounts for 98%, the 2% of mixing total weight respectively.
And the mixed proportion in electrode plate active material when for preparing positive and negative electrode plate between a variety of materials, this is
Technology known in the art, the proportionate relationship between main material and auxiliary material should be without limitations depending on actual needs.
It should be noted that when mixing electrode plate active material with graphene, the main material of electrode plate active material
Distilled water is added together with graphene and uniformly mix for material, auxiliary material.
In step 3) of the invention, a period be may be defined as:
The T1 time is run with the critical speed of A1%, the T2 time is then run with the critical speed of A2%, then with A3%
Critical speed run the T3 time, the T4 time is finally run with the critical speed of A4%, completes boosting velocity procedure step by step, then, with
The critical speed of B1% runs the T5 time, then the T6 time is run with the critical speed of B2%, then with the critical speed of B3%
The T7 time is run, the T8 time is finally run with the critical speed of B4%, completes down speeding procedure step by step；
Wherein:
A1, A2, A3, A4, B1, B2, B3, B4 are the positive real number greater than 0 and less than 100, A1 < A2 < A3 < A4, B1 > B2
> B3 > B4 can be equal or different between A1, A2, A3, A4, B1, B2, B3, B4 in actual implementation, A1 and B4, A2 and B3,
A3 can be equal or different with B2, A4 and B1,
T1, T2, T3, T4, T5, T6, T7, T8 are the positive real number greater than 0, can between T1, T2, T3, T4, T5, T6, T7, T8
Equal or different, T1 can be equal or different with T8, T2 and T7, T3 and T6, T4 and T5.
In actual design, preferably setting is as follows: A1=B4, A2=B3, A3=B2, A4=B1, T1=T8, T2=
T7, T3=T6, T4=T5, in this way convenient for operation and control, in addition, T1~T8 is set as 30 minutes or so being advisable, entire speed change
The ball-milling treatment time continues to be advisable for 4~8 hours.
In the present invention, critical speed is the intrinsic parameter of known device ball mill, therefore repeats no more herein.
For example: preferably, a period can be set as follows: with critical speed operation 30 minutes of 15%, then
It is run 30 minutes, is then run 30 minutes with 50% critical speed, finally with critical turn of 70% with 30% critical speed
Boosting velocity procedure step by step is completed in speed operation 30 minutes, and, it with 70% critical speed runs 30 minutes, then faces with 50%
Boundary's revolving speed is run 30 minutes, is then run 30 minutes with 30% critical speed, is finally run 30 points with 15% critical speed
Clock completes down speeding procedure step by step.
It should be noted that preferably, the raised amplitude of each speed is identical in boosting velocity procedure step by step, similarly, step by step
The amplitude that each speed reduces in down speeding procedure is identical.And further preferably, for boosting velocity procedure step by step and step by step reduction of speed
Same levels in the process, the speed elevation amplitude of each grade with and its be in same levels speed reduce amplitude it is identical.
In the present invention, the temperature in storehouse is prepared between 40 degree to 50 degree, is preferably maintained at 48 degree.
In addition, it includes electrode plate the invention also provides a kind of graphene nickel-zinc cell, electrode plate passes through above-mentioned hair
The electrode sheet material that the electrode sheet material preparation process of bright graphene nickel-zinc cell prepares is made.Furthermore, it is understood that electrode plate
Including positive electrode plate and negative electrode plate, the electrode sheet material preparation process system of positive electrode plate graphene nickel-zinc cell through the invention
It is standby go out positive electrode plate material be made, the electrode sheet material preparation process system of negative electrode plate graphene nickel-zinc cell through the invention
Standby negative electrode plate material out is made.
Certainly, graphene nickel-zinc cell should include also positive/negative plate, diaphragm, battery case, have electrolyte in battery case
Solution.It should be noted that the structure and cell making process in graphene nickel-zinc cell other than positive and negative electrode plate are equal
The known technology for belonging to field of batteries, is no longer described in detail herein.
Following table lists the graphene nickel-zinc cell institute manufactured via the electrode sheet material that present invention process is prepared
The properties having, wherein circulation executes following speed change ball milling treatment process (period) twice: 15% critical speed fortune
The critical speed that the critical speed of row 30 minutes → 30% runs 30 minutes → 50% runs 30 minutes → 70% critical speed
The critical speed that the critical speed of operation 30 minutes → 70% runs 30 minutes → 50% runs critical turn of 30 minutes → 30%
The critical speed of speed operation 30 minutes → 15% is run 30 minutes.
Table nickel-zinc cell and graphene nickel-zinc cell performance comparison table
As can be seen from the above table, graphene nickel-zinc cell in specific energy, compares function compared with the nickel-zinc cell of no graphene
Rate, charging rate, discharge-rate, discharge capacity, service life cycle etc. all have splendid performance.
The energy density for the graphene nickel-zinc cell that the present invention obtains can reach 90Wh/Kg~110Wh/Kg, be recycled
Service life is not less than 1000 times.
In addition, Fig. 2 shows the discharge capacity curve graphs of nickel-zinc cell and graphene nickel-zinc cell without graphene.From figure
2 as can be seen that graphene nickel-zinc cell is compared with the nickel-zinc cell of no graphene, and discharge capacity significantly increases, when electric discharge continues
Between it is elongated, improve battery service performance significantly.
In the present invention it should be noted that:
It is based on many characteristics possessed by graphene, as it leads with good conduction that graphene, which is applied to field of batteries,
Hot property, conductivity is up to 108Ω/m, surface resistance are about 31 Ω/sq (310 Ω/m2), it is lower than copper or silver, it is to lead at room temperature
The best material of electricity, large specific surface area (2630m2/ g has good capacitive property with the battery that it is manufactured, it can be achieved that quickly
Charging), thermal conductivity (5000Wm at room temperature-1·K-1) it is 36 times of silicon, 20 times of GaAs, be copper (401W at room temperature
MK) more than ten times, and it is with high intensity and flexibility, also has good optical characteristics, in physics, material
It is widely used on.
The present invention is the graphene nickel-zinc cell researched and developed based on nickel-zinc cell, with quick charge, good depth
The advantages that spending electric discharge, high-discharge-rate, service life cycle long (realization of the electric conductivity as possessed by graphene), and its cost
Lower than nickel zinc material.
But just because of graphene has good intensity, flexible, therefore how to enable graphene to nickel hydroxide, oxidation
Zinc electrode plate material realizes effective, uniform and abundant cladding, is one and is difficult to solve the problems, such as, this needs to do grapheme material
To uniformly, fully decentralized processing, and preparation process of the present invention has just well solved this problem.
The invention has the advantages that
Preparation process of the present invention realizes graphene to effective cladding of nickel hydroxide, zinc oxide, be evenly coated, sufficiently,
Comprehensively, closely knit, graphene makes nickel hydroxide, zinc oxide have fabulous electric conductivity, improves capacitance, also, based on system
Therefore the standby graphene nickel-zinc cell manufactured for making the combination electrode plate material of positive-negative electrode plate out is provided with
High-energy-density, high-specific-power, quick charge, high-discharge-rate, good deep discharge, the advantages that service life cycle is long, and pacify
Quan Xinggao, will not be quick-fried right, and good environmental protection, material yield rate is up to 90% or more.
The specific energy of graphene nickel-zinc cell doubles left and right than lead-acid battery, but cost is only higher than lead-acid battery 30% left
The right side, cost just correspond to the 50% of dynamic lithium battery, therefore from the point of view of cost performance, graphene nickel-zinc cell as power battery,
Energy-storage battery suffers from vast potential for future development in the electronic field such as electric motorcycle, electric car and wind energy, luminous energy field.
The above is present pre-ferred embodiments and its technical principle used, and is come for those skilled in the art
It says, without departing from the spirit and scope of the present invention, any equivalent transformation based on the basis of technical solution of the present invention,
Simple replacement etc. obviously changes, and all falls within the protection scope of the present invention.
Claims (8)
1. a kind of electrode sheet material preparation process of graphene nickel-zinc cell, which is characterized in that it includes the following steps:
1) electrode plate active material is mixed with graphene, dilutes and stirs evenly in addition distilled water；
2) mixing material after dilution is put into the preparation storehouse of ball mill；
3) it is vacuumized in preparation storehouse, keeps circulation under conditions of constant temperature to carry out speed change ball-milling treatment several times, in which: to increase step by step
It is a period that revolving speed reduces revolving speed step by step again, step by step the velocity variations of the velocity variations number of boosting velocity procedure and down speeding procedure step by step
Number is identical or different；
4) product that speed change ball-milling treatment obtains is dehydrated, dried, obtained graphene uniform, sufficiently coat active material
Combination electrode plate material.
2. the electrode sheet material preparation process of graphene nickel-zinc cell as described in claim 1, it is characterised in that:
When preparing positive electrode plate material, the electrode plate active material includes nickel hydroxide；
When preparing negative electrode plate material, the electrode plate active material includes zinc oxide.
3. the electrode sheet material preparation process of graphene nickel-zinc cell as claimed in claim 2, it is characterised in that:
When preparing positive electrode plate material, the electrode plate active material accounts for the 95%~98.5% of mixing total weight, the stone
Black alkene accounts for the 5%~1.5% of mixing total weight；
When preparing negative electrode plate material, the electrode plate active material accounts for the 97%~98.5% of mixing total weight, the stone
Black alkene accounts for the 3%~1.5% of mixing total weight.
4. the electrode sheet material preparation process of graphene nickel-zinc cell as claimed any one in claims 1 to 3, feature exist
In:
In the step 3), a period definition are as follows:
The T1 time is run with the critical speed of A1%, the T2 time is then run with the critical speed of A2%, then facing with A3%
Boundary's revolving speed runs the T3 time, finally runs the T4 time with the critical speed of A4%, completes boosting velocity procedure step by step；
The T5 time is run with the critical speed of B1%, the T6 time is then run with the critical speed of B2%, then facing with B3%
Boundary's revolving speed runs the T7 time, finally runs the T8 time with the critical speed of B4%, completes down speeding procedure step by step；
Wherein: A1, A2, A3, A4, B1, B2, B3, B4 are the positive real number greater than 0 and less than 100, A1 < A2 < A3 < A4, B1 >
B2 > B3 > B4, T1, T2, T3, T4, T5, T6, T7, T8 are positive real number.
5. the electrode sheet material preparation process of graphene nickel-zinc cell as described in claim 1, it is characterised in that:
Each raised amplitude of speed is identical in the boosting velocity procedure step by step, and each speed reduces in the down speeding procedure step by step
Amplitude is identical.
6. the electrode sheet material preparation process of graphene nickel-zinc cell as described in claim 1, it is characterised in that:
The temperature in the preparation storehouse is 48 degree.
7. a kind of graphene nickel-zinc cell, it is characterised in that: it includes electrode plate, and electrode plate includes positive electrode plate and negative electrode
Plate, positive electrode plate, negative electrode plate pass through the electrode plate of graphene nickel-zinc cell described in any one of claims 1 to 6 respectively
Positive electrode plate material that material preparation process is prepared, negative electrode plate material are made.
8. graphene nickel-zinc cell as claimed in claim 7, it is characterised in that:
The energy density of the graphene nickel-zinc cell is 90Wh/Kg~110Wh/Kg, and service life cycle is not less than 1000 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710303162.6A CN106898761B (en) | 2017-05-02 | 2017-05-02 | The electrode sheet material preparation process and graphene nickel-zinc cell of graphene nickel-zinc cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710303162.6A CN106898761B (en) | 2017-05-02 | 2017-05-02 | The electrode sheet material preparation process and graphene nickel-zinc cell of graphene nickel-zinc cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106898761A CN106898761A (en) | 2017-06-27 |
| CN106898761B true CN106898761B (en) | 2019-09-17 |
Family
ID=59197615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710303162.6A Active CN106898761B (en) | 2017-05-02 | 2017-05-02 | The electrode sheet material preparation process and graphene nickel-zinc cell of graphene nickel-zinc cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106898761B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550800B (en) * | 2018-03-28 | 2020-11-10 | 深圳新源柔性科技有限公司 | Composite electrode and battery |
| CN115084517A (en) * | 2021-08-16 | 2022-09-20 | 广州倬粤新材料科技研究有限公司 | Electrode plate material of graphene nickel-zinc battery and preparation method thereof |
| CN115180618B (en) * | 2022-08-01 | 2023-10-20 | 哈尔滨工业大学（深圳） | Preparation method of graphene nano-sheet composite powder and product |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983368A (en) * | 2012-12-13 | 2013-03-20 | 安徽亿诺新能源有限责任公司 | Preparation method of high-temperature NI-MH power battery |
| CN105449194A (en) * | 2015-12-21 | 2016-03-30 | 江苏理工学院 | Cathode material for nickel-zinc battery and nickel-zinc battery employing cathode material |
| CN106025251A (en) * | 2016-07-28 | 2016-10-12 | 新乡市超力新能源有限公司 | Preparation method of negative electrode material of zinc and nickel battery and slurry mixing method of negative electrode of zinc and nickel battery |
-
2017
- 2017-05-02 CN CN201710303162.6A patent/CN106898761B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983368A (en) * | 2012-12-13 | 2013-03-20 | 安徽亿诺新能源有限责任公司 | Preparation method of high-temperature NI-MH power battery |
| CN105449194A (en) * | 2015-12-21 | 2016-03-30 | 江苏理工学院 | Cathode material for nickel-zinc battery and nickel-zinc battery employing cathode material |
| CN106025251A (en) * | 2016-07-28 | 2016-10-12 | 新乡市超力新能源有限公司 | Preparation method of negative electrode material of zinc and nickel battery and slurry mixing method of negative electrode of zinc and nickel battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106898761A (en) | 2017-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106972155B (en) | A kind of bimetallic oxide and preparation method and application based on MOFs | |
| CN109921018A (en) | The preparation method of sodium-ion battery high capacity biomass hard charcoal negative electrode material | |
| CN106356517A (en) | Plant biomass carbon doped sulfur-nitrogen composite material of cathode of sodium ion battery and lithium ion battery and preparation method of plant biomass carbon doped sulfur-nitrogen composite material | |
| CN106898761B (en) | The electrode sheet material preparation process and graphene nickel-zinc cell of graphene nickel-zinc cell | |
| CN102176389B (en) | Manufacturing method of porous electrode | |
| CN103346301A (en) | Preparation method and application of three-dimensional-structure graphene-base metal oxide composite material | |
| CN103107321A (en) | Preparation method of lithium titanate negative electrode material with micro-nanostructure | |
| CN103326007A (en) | Preparation method and application of three-dimensional graphene-based stannic oxide composite material | |
| CN105932256A (en) | Graphene-based FeS 2 nano material and preparation and application thereof | |
| CN114477130A (en) | Method for preparing hard carbon negative electrode material for sodium ion battery by adopting porous material | |
| CN105958076A (en) | Modified carbon material and preparation method thereof, cathode lead paste, polar plate and lead carbon battery | |
| CN105810456A (en) | Activated graphene/needle-shaped nickel hydroxide nanocomposite material and preparation method thereof | |
| CN105591087A (en) | Preparation method of nickel hydroxide/graphene composite material for nickel-metal hydride battery positive pole | |
| CN110422843A (en) | A kind of environment-friendly preparation method thereof of the biomass-based active carbon material of nitrogen boron codope and its application | |
| CN105789593A (en) | Three-dimensional graphene composite electrode with Ni3S2 nanoparticle-loaded surface, preparation method and application | |
| CN111017958A (en) | Preparation method of nano spherical Prussian blue compound | |
| CN108899537A (en) | A kind of lithium ion battery LiNixCoyMnl-x-yO2The preparation method of positive electrode | |
| CN107316757A (en) | A kind of Ni-based NiCo of foam2O4/MoS2Combination electrode material and preparation method thereof | |
| CN110753673A (en) | Biomass-based functional group modified sodium ion battery negative electrode material and preparation method and application thereof | |
| CN107732200A (en) | A kind of method that lithium ion battery negative material is prepared using photovoltaic industry waste material | |
| CN106992295B (en) | A kind of preparation method of monodisperse alpha-ferric oxide nanometer sheet | |
| CN108493427A (en) | Micro-nano Nb for lithium ion battery electrode material2O5Raw powder's production technology | |
| CN108217725B (en) | Hydrated basic zinc pyrovanadate (Zn)3V2O7(OH)2·2H2Preparation method and application of O) material | |
| CN103811741A (en) | Castanea-shaped hollow micro-sphere formed by surrounding of vanadium oxide nano wire as well as preparation method and application of micro-sphere | |
| CN103035918A (en) | SnO2-C compound, preparation method thereof and application of SnO2-C compound as negative electrode material of lithium ion battery casing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20170627 Assignee: Kunming Yangbiao Technology Co., Ltd Assignor: Lu Guoji Contract record no.: X2019530000003 Denomination of invention: Preparation process of electrode plate material of graphene nickel-zinc battery and graphene nickel-zinc battery Granted publication date: 20190917 License type: Common License Record date: 20191112 |