CN106207277A - A kind of preparation method of composite carbon polymer lead-acid battery - Google Patents
A kind of preparation method of composite carbon polymer lead-acid battery Download PDFInfo
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- CN106207277A CN106207277A CN201610529977.1A CN201610529977A CN106207277A CN 106207277 A CN106207277 A CN 106207277A CN 201610529977 A CN201610529977 A CN 201610529977A CN 106207277 A CN106207277 A CN 106207277A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The present invention provides the preparation method of a kind of composite carbon polymer lead-acid battery, the method compound including the preparation of complex carbon material and conducting polymer and the preparation method of battery.Prepared complex carbon material and conducting polymer are carried out physical mixed, obtains composite carbon polymer composites, the composite carbon polymer composites that will obtain.Composite carbon conducting polymer composite material joins the positive pole of lead-acid battery can effectively improve the electric conductivity of positive pole, increases the voidage of positive pole being, can stop the reunion of Graphene simultaneously and material with carbon element can be made to form space conductive network structure.Conducting polymer can play the conducting matrix grain that can also become in positive active material, suppresses the too early argillization of positive pole, thus improves cycle life.It is short that composite carbon conducting polymer lead-acid battery prepared by the present invention has the chemical conversion time, and battery cycle life is long, the feature that capacity is high.
Description
Technical field
The invention belongs to lead-acid battery manufacturing technology field, can effectively improve battery positive electrode active thing particularly to one
Electric conductivity and the porosity of matter thus improve the performance of battery, improve the capacity of battery, discharge performance and the composite carbon in service life
The preparation method of polymer lead-acid battery.
Background technology
Porosity and electric conductivity thereof at lead-acid battery positive pole being are the key factors affecting positive plate performance.High hole
Rate can improve the capacity under the conditions of the initial capacity of battery and high-multiplying power discharge, and good electric conductivity shortens the chemical conversion of positive plate
Process cycle, reduces positive pole argillization, improves the utilization rate of being.
Graphene has the feature of stable performance, the electric conductivity of its excellence, heat conductivity, machine as novel Two-dimensional Carbon material
Tool intensity, under room temperature, its electron mobility is more than 15000cm2/ Vs, and resistivity about 10-6Ω cm, specific surface area reaches
2630m2The feature of/g makes it of great interest.High-quality Graphene is chemically stable under high potential, has than it
Its higher antioxygenic property of common material with carbon element.But the two-dimensional layered structure of Graphene, interlayer van der Waals interaction is strong, makes
Easily stack in, cause material property to decline.Graphene also exists easily reunion in mixed process, at graphene edge graphite
The problem such as overlap resistance between alkene is bigger.
CNT is as monodimension nanometer material, lightweight, and hexagonal structure connects perfection, has much abnormal power
, electricity and chemical property.
The composite carbon selecting Graphene and CNT to prepare can make carbon nanotube adsorption at graphite to a great extent
Alkene surface, it is to avoid the stacking of Graphene, improves the multidimensional electric conductivity of material with carbon element.Satisfactory electrical conductivity and the mechanical property of carbon fiber can
On the one hand to realize the electric conductivity of line-surface structure, the mechanical performance of positive pole being on the other hand can be strengthened.Conducting polymer can
Make the conductive network in active substance more complete becoming the conducting matrix grain in positive active material.Good the leading of Graphene
Hot property also can reduce the appearance of thermal runaway phenomenon to a certain extent.
Summary of the invention
The invention provides the preparation method of a kind of composite carbon polymer lead-acid battery, can effectively improve anode and live
Property the electric conductivity of material and porosity thus improve the performance of battery, improve the capacity of battery, discharge performance and service life.
To achieve these goals, the present invention is by the following technical solutions:
The preparation method of a kind of composite carbon polymer lead-acid battery, time prepared by lead-acid battery, the conductive agent in anode diachylon is compound
Carbon polymer, described composite carbon polymer includes the raw material of following weight portion: Graphene 480-650 part, CNT 350-520
Part.In the technical program, the composite carbon selecting Graphene and CNT to prepare can make CNT to a great extent
Absorption is at graphenic surface, it is to avoid the stacking of Graphene, improves the multidimensional electric conductivity of material with carbon element.The satisfactory electrical conductivity of CNT
And on the one hand mechanical property can realize the electric conductivity of line-surface structure, the mechanical performance of positive pole being on the other hand can be strengthened.
As preferably, composite carbon polymer also includes auxiliary agent 30-50 part, conducting polymer 600-900 part and acetylacetone,2,4-pentanedione
Iridium 15-20 part, wherein, described auxiliary agent is made up of the raw material of following weight portion: hydroxyethyl cellulose 5-10 part, modified Nano zirconium English
Powder 10-15 part, Lignum Pini Nodi alcohol 5-10 part and silane coupler 15-25 part.In the technical program, conducting polymer just can become
Conducting matrix grain in the active substance of pole makes the conductive network in active substance more complete, and the good heat conductivility of Graphene is also
The appearance of thermal runaway phenomenon can be reduced to a certain extent.Adding primarily to improve stablizing of battery of acetylacetone,2,4-pentanedione iridium
Property, thus improve the security performance of battery.
As preferably, the preparation method of modified Nano zirconium English powder is: put into mass fraction after zirconium English powder is ground into 2-3cm
72-78% hydrogenperoxide steam generator in, ultrasonic vibration 10-12h, take out the dried 2-3h that calcines at 450-500 DEG C, then
Grinding to form nanometer powder and obtain modified Nano zirconium English powder, ultrasonic power is 85-90kw.
As preferably, the thickness of described Graphene is 1-30 layer, and specific surface area is 100-2600m2/ g, preparation method is oxygen
Change one or more mixed methods in the middle of reduction, mechanical stripping, solvent stripping to prepare.
As preferably, described CNT is SWNT, double-wall carbon nano-tube, the one in multiple-wall carbon nanotube
Or it is multiple.
As preferably, conducting polymer be polyacetylene, polythiophene, polypyrrole, polyaniline, polyhenylene, polyphenylene ethylene and
One or more mixing in poly bis alkynes.
As preferably, the preparation method of composite carbon polymer is:
A) CNT is added in graphene powder, add the ethylene glycol of Graphene quality 4.5-6 times while stirring, add fashionable
Between be 5-10min, be subsequently adding acetylacetone,2,4-pentanedione iridium, under pressure 21000PSI, carry out good pressure distribution process, then heat to
150-220 DEG C, carry out high-speed stirred, after filtration, gained powder is added under the conditions of gas shield and be warming up to 300-650 DEG C, obtain
Composite carbon；
B) conducting polymer and auxiliary agent are joined the ethylene glycol of 3 times of quality of conducting polymer, at 78-90 DEG C, stirs 30-
60min, obtains premixed liquid A；
C) in the composite carbon that step a) obtains, add premixed liquid A, after ultrasonic high-speed stirred 0.2-5h, obtain graphene carbon material
Complex slurry；
D) the complex slurry of the graphene carbon material obtained by step c) carries out filtration drying and pulverizes that to obtain composite carbon conduction poly-
Compound powder.
As preferably, high-speed stirred is ball-milling method or homogenizer paddling process, and the time of high-speed stirred is 0.2-20h,
Rotating speed is 5000-8000rpm.
As preferably, in step a), protective gas is the one in the middle of nitrogen, helium, neon, argon, xenon.
The invention has the beneficial effects as follows:
1) addition of Graphene improves the electric conductivity of active substance, is conducive to improving the charging performance of battery；
2) addition of CNT can reduce the reunion of Graphene, forms some face with Graphene, and line face, the contact of point-line-surface carries
The electric conductivity of high composite；
3) composite carbon prepared by Graphene and CNT can make to a great extent carbon nanotube adsorption at graphenic surface,
Avoid the stacking of Graphene, improve the multidimensional electric conductivity of material with carbon element.The satisfactory electrical conductivity of carbon fiber and mechanical property can sides
Face realizes the electric conductivity of line-surface structure, on the other hand can strengthen the mechanical performance of positive pole being.Conducting polymer can become
Conducting matrix grain in positive active material makes the conductive network in active substance more complete.The good heat conductivility of Graphene
Also the appearance of thermal runaway phenomenon can be reduced to a certain extent；
4) conducting matrix grain being added in positive active material of conducting polymer, improves the adhesion between being.
Detailed description of the invention
Below by specific embodiment, technical scheme is described in further detail.Should be appreciated that this
Bright enforcement is not limited to the following examples, and any pro forma accommodation and/or the change of being made the present invention all will fall
Enter scope.
In the present invention, if not refering in particular to, all of part, percentage ratio are unit of weight, the equipment used and raw material etc.
All it is commercially available or commonly used in the art.Method in following embodiment, if no special instructions, is the normal of this area
Rule method.
The thickness of described Graphene is 1-30 layer, and specific surface area is 100-2600m2/ g, preparation method is oxidoreduction, machine
Prepared by one or more mixed methods in the middle of tool stripping, solvent stripping.CNT is SWNT, double-walled nano-sized carbon
Pipe, one or more in multiple-wall carbon nanotube.
Embodiment 1
The preparation method of a kind of composite carbon polymer lead-acid battery, time prepared by lead-acid battery, the conductive agent in anode diachylon is compound
Carbon polymer, described composite carbon polymer includes the raw material of following weight portion: Graphene 500 parts, CNT 500 parts.
Take 500g Graphene, in graphene powder, add surface modifier, stir while adding, treat that Graphene soaks completely
After profit graphene powder is soluble in water, 500g CNT is joined in graphene solution, at a temperature of 45 DEG C water-bath surpass
After sound 2h, changing homogenizer stirring 3h into, filtered by the mixed serum of gained, the powder body obtained is put in hermetic container and is passed through
Nitrogen, rises to 550 DEG C by temperature, maintains 1.5h, obtains composite carbon.600g polyaniline is dissolved in specific solvent stir to be polymerized
300g mixing carbon is slowly added in solvent after being completely dissolved by thing, is slowly stirred, after Graphene complete wetting, at 50 DEG C
Water carries out water bath sonicator 1.5 hours, obtain mixed solution with homogenizer stirring 1h afterwards, mixed solution is carried out freezing
Drying to obtain composite carbon polymer powder.The additive that 1000g composite carbon polymer joins removal conductive additive is joined
Fang Zhong, produces according to positive plate production process, carries out assembling and obtains composite carbon conducting polymer battery.
Embodiment 2
The preparation method of a kind of composite carbon polymer lead-acid battery, time prepared by lead-acid battery, the conductive agent in anode diachylon is compound
Carbon polymer, described composite carbon polymer is made up of the raw material of following weight portion: Graphene 480 parts, CNT 520 parts, help
Agent 30 parts, conducting polymer 900 parts and 15 parts of acetylacetone,2,4-pentanedione iridium.Auxiliary agent is made up of the raw material of following weight portion: hydroxy ethyl fiber
Element 5 parts, 10 parts of modified Nano zirconium English powder, Lignum Pini Nodi alcohol 5 parts and silane coupler 15 parts.The preparation method of modified Nano zirconium English powder
For: put into after zirconium English powder is ground into 2-3cm mass fraction 72% hydrogenperoxide steam generator in, ultrasonic vibration 10h, take out dry
Calcining 2h after dry at 450 DEG C, then grind to form nanometer powder and obtain modified Nano zirconium English powder, ultrasonic power is 85kw.
The preparation method of composite carbon polymer is:
A) 520g CNT is added in 480g graphene powder, adds the ethylene glycol of Graphene quality 4.5 times while stirring,
Joining day is 5min, is subsequently adding acetylacetone,2,4-pentanedione iridium, carries out good pressure distribution process, then heat under pressure 21000PSI
150 DEG C, carry out high-speed stirred, after filtration, gained powder is added under nitrogen protection and be warming up to 300 DEG C, obtain composite carbon；
B) 500g polyhenylene and 400g polyphenylene ethylene are joined the ethylene glycol of 3 times of quality of conducting polymer with 30g auxiliary agent,
Stir 30min at 78 DEG C, obtain premixed liquid A；
C) in the composite carbon that step a) obtains, add premixed liquid A, after ultrasonic high-speed stirred 0.2h, obtain graphene carbon material
Complex slurry；
D) the complex slurry of the graphene carbon material obtained by step c) carries out filter freezing drying and crushing and obtains composite carbon and lead
Electric polymer powder.Wherein, high-speed stirred is ball-milling method, and the time of high-speed stirred is 0.2h, and rotating speed is 5000rpm.By 1000g
Composite carbon polymer joins in the additive formulations removing conductive additive, produces according to positive plate production process, enters
Row assembling obtains composite carbon conducting polymer battery.
Embodiment 3
The preparation method of a kind of composite carbon polymer lead-acid battery, time prepared by lead-acid battery, the conductive agent in anode diachylon is compound
Carbon polymer, described composite carbon polymer is made up of the raw material of following weight portion: Graphene 500 parts, CNT 500 parts, help
Agent 40 parts, conducting polymer 600 parts and 18 parts of acetylacetone,2,4-pentanedione iridium.Auxiliary agent is made up of the raw material of following weight portion: hydroxy ethyl fiber
Element 8 parts, 12 parts of modified Nano zirconium English powder, Lignum Pini Nodi alcohol 7 parts and silane coupler 20 parts.The preparation method of modified Nano zirconium English powder
For: put into after zirconium English powder is ground into 2-3cm mass fraction 76% hydrogenperoxide steam generator in, ultrasonic vibration 11h, take out dry
Calcining 2.5h after dry at 480 DEG C, then grind to form nanometer powder and obtain modified Nano zirconium English powder, ultrasonic power is 88kw.
The preparation method of composite carbon polymer is:
A) 500g CNT is added in 500g graphene powder, add the ethylene glycol of Graphene quality 5 times while stirring, add
The angle of incidence is 9min, is subsequently adding 18g acetylacetone,2,4-pentanedione iridium, carries out good pressure distribution process, then heat up under pressure 21000PSI
To 180 DEG C, carry out high-speed stirred, after filtration, gained powder is added under xenon is protected and be warming up to 400 DEG C, obtain composite carbon；
B) 600g polyaniline and 40g auxiliary agent are joined the ethylene glycol of 3 times of quality of conducting polymer, at 80 DEG C, stir 40min,
Obtain premixed liquid A；
C) in the composite carbon that step a) obtains, add premixed liquid A, after ultrasonic high-speed stirred 3h, obtain answering of graphene carbon material
Compound slurry；
D) the complex slurry of the graphene carbon material obtained by step c) carries out filter freezing drying and crushing and obtains composite carbon and lead
Electric polymer powder.Wherein, high-speed stirred is ball-milling method or homogenizer paddling process, and the time of high-speed stirred is 10h, rotating speed
For 7000rpm.1000g composite carbon polymer is joined in the additive formulations removing conductive additive, raw according to positive plate
Produce operation to produce, carry out assembling and obtain composite carbon conducting polymer battery.
Embodiment 4
The preparation method of a kind of composite carbon polymer lead-acid battery, time prepared by lead-acid battery, the conductive agent in anode diachylon is compound
Carbon polymer, described composite carbon polymer is made up of the raw material of following weight portion: Graphene 650 parts, CNT 350 parts, help
Agent 50 parts, conducting polymer 800 parts and 20 parts of acetylacetone,2,4-pentanedione iridium.Auxiliary agent is made up of the raw material of following weight portion: hydroxy ethyl fiber
Element 10 parts, 15 parts of modified Nano zirconium English powder, Lignum Pini Nodi alcohol 10 parts and silane coupler 25 parts.The preparation method of modified Nano zirconium English powder
For: put into after zirconium English powder is ground into 2-3cm mass fraction 78% hydrogenperoxide steam generator in, ultrasonic vibration 12h, take out dry
Calcining 3h after dry at 500 DEG C, then grind to form nanometer powder and obtain modified Nano zirconium English powder, ultrasonic power is 90kw.
The preparation method of composite carbon polymer is:
A) 350g CNT is added in 650g graphene powder, add the ethylene glycol of Graphene quality 6 times while stirring, add
The angle of incidence is 10min, is subsequently adding 20g acetylacetone,2,4-pentanedione iridium, carries out good pressure distribution process, then heat up under pressure 21000PSI
To 220 DEG C, carry out high-speed stirred, after filtration, gained powder is added under helium is protected and be warming up to 650 DEG C, obtain composite carbon；
B) 400g polythiophene and 400g polyaniline are joined the ethylene glycol of 3 times of quality of conducting polymer with 50g auxiliary agent, at 80 DEG C
Lower stirring 60min, obtains premixed liquid A；
C) in the composite carbon that step a) obtains, add premixed liquid A, after ultrasonic high-speed stirred 5h, obtain answering of graphene carbon material
Compound slurry；
D) the complex slurry of the graphene carbon material obtained by step c) carries out filtration drying and pulverizes that to obtain composite carbon conduction poly-
Compound powder.Wherein, high-speed stirred is ball-milling method or homogenizer paddling process, and the time of high-speed stirred is 20h, and rotating speed is
8000rpm.1000g composite carbon polymer is joined in the additive formulations removing conductive additive, produce according to positive plate
Operation produces, and carries out assembling and obtains composite carbon conducting polymer battery.
Utilizing the 12V 12Ah composite carbon conducting polymer lead-acid battery made of the present invention, the chemical conversion time decreases
20%, 100%DOD cycle life reaches more than 550 times.Battery after chemical conversion is carried out specific surface detection, and its specific surface is with existing
Battery is compared and is improve 15%.The capacity of battery improves 10% after testing, takes 5 Battery packs and dissect after circulating 350 times,
Positive pole being is harder, is substantially not present argillization phenomenon.Thus the composite carbon conducting polymer lead-acid battery energy of the present invention is described
Improve the electric conductivity of positive pole being, porosity and battery capacity, extend the service life of battery.
It should be appreciated that to those skilled in the art, can be improved according to the above description or be become
Change, and all these modifications and variations all should belong to the protection domain of claims of the present invention.
Claims (9)
1. the preparation method of a composite carbon polymer lead-acid battery, it is characterised in that time prepared by lead-acid battery in anode diachylon
Conductive agent be composite carbon polymer, described composite carbon polymer includes the raw material of following weight portion: Graphene 480-650 part,
CNT 350-520 part.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 1, it is characterised in that composite carbon
Polymer also includes auxiliary agent 30-50 part, conducting polymer 600-900 part and acetylacetone,2,4-pentanedione iridium 15-20 part, wherein, described auxiliary agent
It is made up of the raw material of following weight portion: hydroxyethyl cellulose 5-10 part, modified Nano zirconium English powder 10-15 part, Lignum Pini Nodi alcohol 5-10 part
With silane coupler 15-25 part.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 2, it is characterised in that modification is received
Rice zirconium English powder preparation method be: put into after zirconium English powder is ground into 2-3cm mass fraction 72-78% hydrogenperoxide steam generator
In, ultrasonic vibration 10-12h, takes out dried calcining 2-3h at 450-500 DEG C, then grinds to form nanometer powder and obtain modification
Nanometer zirconium English powder, ultrasonic power is 85-90kw.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 1, it is characterised in that described stone
The thickness of ink alkene is 1-30 layer, and specific surface area is 100-2600m2/ g, preparation method is oxidoreduction, mechanical stripping, solvent stripping
Prepare from one or more central mixed methods.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 1 and 2, it is characterised in that institute
Stating CNT is SWNT, double-wall carbon nano-tube, one or more in multiple-wall carbon nanotube.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 1 and 2, it is characterised in that lead
Electric polymer is one or more in polyacetylene, polythiophene, polypyrrole, polyaniline, polyhenylene, polyphenylene ethylene and poly bis alkynes
Mixing.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 1 and 2, it is characterised in that multiple
The preparation method closing carbon polymer is:
A) CNT is added in graphene powder, add the ethylene glycol of Graphene quality 4.5-6 times while stirring, add fashionable
Between be 5-10min, be subsequently adding acetylacetone,2,4-pentanedione iridium, under pressure 21000PSI, carry out good pressure distribution process, then heat to
150-220 DEG C, carry out high-speed stirred, after filtration, gained powder is added under the conditions of gas shield and be warming up to 300-650 DEG C, obtain
Composite carbon；
B) conducting polymer and auxiliary agent are joined the ethylene glycol of 3 times of quality of conducting polymer, at 78-90 DEG C, stirs 30-
60min, obtains premixed liquid A；
C) in the composite carbon that step a) obtains, add premixed liquid A, after ultrasonic high-speed stirred 0.2-5h, obtain graphene carbon material
Complex slurry；
D) the complex slurry of the graphene carbon material obtained by step c) carries out filtration drying and pulverizes that to obtain composite carbon conduction poly-
Compound powder.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 7, it is characterised in that high-speed stirring
Mixing as ball-milling method or homogenizer paddling process, the time of high-speed stirred is 0.2-20h, and rotating speed is 5000-8000rpm.
The preparation method of a kind of composite carbon polymer lead-acid battery the most according to claim 7, it is characterised in that step a)
Middle protective gas is the one in the middle of nitrogen, helium, neon, argon, xenon.
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| CN107068998A (en) * | 2017-03-21 | 2017-08-18 | 中国科学院福建物质结构研究所 | Battery electrode containing conducting polymer/graphene and its preparation method and application |
| CN107863521A (en) * | 2017-11-13 | 2018-03-30 | 河南超威电源有限公司 | High-activity carbon material lead-acid accumulator negative pole lead paste and preparation method thereof |
| CN108736004A (en) * | 2018-05-31 | 2018-11-02 | 深圳市瑞达电源有限公司 | A kind of anode diachylon for lead-acid accumulator |
| CN109888409A (en) * | 2019-04-03 | 2019-06-14 | 山东星火科学技术研究院 | The high-capacity lead-acid battery and its synthesis technology of a kind of graphene as additive |
| CN110061232A (en) * | 2019-05-22 | 2019-07-26 | 江西丰日电源有限公司 | A kind of lead acid battery positive electrode material and preparation method thereof |
| CN116525177A (en) * | 2023-05-29 | 2023-08-01 | 盐城工学院 | Graphene conductive agent for lithium ion battery and preparation method thereof |
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