CN108520950A - A kind of production method of electrode new material for electric vehicle - Google Patents
A kind of production method of electrode new material for electric vehicle Download PDFInfo
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- CN108520950A CN108520950A CN201810329424.0A CN201810329424A CN108520950A CN 108520950 A CN108520950 A CN 108520950A CN 201810329424 A CN201810329424 A CN 201810329424A CN 108520950 A CN108520950 A CN 108520950A
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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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
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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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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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- Composite Materials (AREA)
- Battery Electrode And Active Subsutance (AREA)
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Abstract
Present invention relates particularly to a kind of production methods of electrode new material for electric vehicle, include the following steps：The polyaminopropyl biguanide stearate of the epoxy resin of 30 90 parts by weight, the thermoplastic polyphenylene ethers resin of 30 90 parts by weight, the pitch of 15 40 parts by weight, 20 35 parts by weight is added in the organic solvent of 100 255 parts by weight, and be uniformly mixed, it is configured to glue；The silicon carbide of the carbon dust of 100 250 parts by weight, the manganese chloride of 90 130 parts by weight, the titanium dioxide of 100 200 parts by weight and 50 80 parts by weight is divided 24 times and is added in the glue of 195 510 parts by weight, and is uniformly mixed, mixture is obtained；Mixture is dried, the mixture after drying is then subjected to hot-press solidifying, obtains solidification composite plate；The solidification composite plate is carbonized, the electrode new material is obtained.
Description
Technical field
The invention belongs to electrode material technical fields；More particularly to a kind of producer of electrode new material for electric vehicle
Method.
Background technology
Since more and more prominent and rapid growth the oil price of environmental protection movement becomes the undeniable fact,
Therefore automobile industry is seeking to introduce electric vehicle, mixed power electric car and fuel cell car always, with as early as possible
Ground replaces conventional internal-combustion engines vehicle.Therefore, the research and development of new electrode material become the popular focus of enterprise.
CN106784691A discloses a kind of special electrode material of lithium battery of electric vehicle, and the electrode material is by following weight
The raw material composition of part：18-20 parts of graphite, 0.5-0.8 parts of platinum powder, 0.3-0.7 parts of silicon carbide, 0.3-0.6 parts of titanium dioxide, oxidation
0.7-1.0 parts of zirconium, 0.9-1.2 parts of tungsten carbide powder, 0.4-0.6 parts of silica, 1.2-1.5 parts of acetylene black.It is provided by the present invention
The special electrode material of lithium battery of electric vehicle and preparation method thereof, there is simple for process, of low cost, yield is high, performance is good etc.
Advantage has broad application prospects.Not only there is high conductivity and ratio by the carbon materials matter electrode material that this method obtains
Capacity, and cycle performance is greatly improved, and special composite construction more assigns its more update better performance.
CN105047879B discloses a kind of preparation method of combination electrode material, and this method is with lithium dihydrogen phosphate, two water
It is raw material, isophthalic to close ferrous oxalate, lithium carbonate, vanadic anhydride, titanium dioxide, hexafluoro -2,4- acetylacetone,2,4-pentanedione neodymium dihydrate
The phenol type substances such as triphenol are carbon source, are adulterated by solid phase and prepare high-performance combination electrode with the technique that high temperature sintering is combined
Material.The preparation method provided by the invention and LiFePO4 combination electrode material prepared has excellent electrochemical performance, height
The advantages that stability, high circulation performance, be mainly used in energy storage device, electric tool class, lightweight electric powered vehicles, mini-plant,
The various lithium ion batteries such as compact electric apparatus, mobile power.
CN101431154B discloses a kind of preparation method of lithium titanate/C combination electrode materials.This method specifically include as
Lower step：Using titanium dioxide as titanium source, polymeric carboxylic lithium salts is lithium source and carbon source, and being prepared by solid phase reaction has high charge and discharge
The Li of electric high rate performance4Ti5O12/ C combination electrode materials.Li prepared by the method for the present invention4Ti5O12/ C composite has high
Charge/discharge rate property, and there is larger gram volume, it can be widely applied to mobile communication and various portable electronic devices
With the lithium ion battery needed for various electric vehicles.
The method that the above patent of invention provides, electrode material corrosion resistance obtained is poor, so that electrode material
Service life is shorter, undoubtedly limits application of the electrode material in automotive field.
Invention content
Insufficient present in background technology in order to overcome, the present invention provides a kind of production of electrode new material for electric vehicle
Method.
Technical solution used in the present invention is：
A kind of production method of electrode new material for electric vehicle, includes the following steps：
（1）By the epoxy resin of 30-90 parts by weight, the thermoplastic polyphenylene ethers resin of 30-90 parts by weight, 0.001-0.005 weight
The drip of 5,10,15,20- tetra- (4- pyridyl groups) porphyrin of part, the disilicic acid yttrium salt, 15-40 parts by weight of 0.01-0.05 parts by weight
Green, 0.01-0.05 parts by weight polyaminopropyl biguanide stearate are added in the organic solvent of 100-255 parts by weight, and are mixed
It closes uniformly, is configured to glue；
（2）By the carbon dust of 100-250 parts by weight, the titanium dioxide and 50- of the manganese chloride of 90-130 parts by weight, 100-200 parts by weight
The silicon carbide of 80 parts by weight, the polyoxymethylene melamine urea of 0.01-0.05 parts by weight, divides 2-4 times and is added to 195-510 weight
It in the glue of part, and is uniformly mixed, obtains mixture；
（3）Mixture is dried, then by the mixture after drying be placed in 160-230 DEG C, under conditions of 0.5-15MPa into
Row hot-press solidifying obtains solidification composite plate；
（4）The solidification composite plate is carbonized under conditions of 500-1200 DEG C, 5-10MPa and gas shield, is obtained
The electrode new material.
The gas is nitrogen or argon gas.
The temperature of the drying is 50-80 DEG C, and the dry time is 0.5-1.0h.
The organic solvent is any one of acetone, chloroform, chloroform.
The invention has the advantages that compared with the prior art,：Have using electrode material made from this method more excellent
Corrosion resistance change in the sulfuric acid of volumetric concentration 45%, after being impregnated 7 days at 50 DEG C without thickness and mechanical strength after testing,
It can be as the electrode material of all kinds of electrodes for electric vehicle.
Specific implementation mode
Below by specific embodiment, the invention will be further described：
Embodiment 1
A kind of production method of electrode new material for electric vehicle, includes the following steps：
（1）By the epoxy resin of 60 parts by weight, the thermoplastic polyphenylene ethers resin of 30-90 parts by weight, 0.003 parts by weight 5,10,
The poly- ammonia of 15,20- tetra- (4- pyridyl groups) porphyrin, the disilicic acid yttrium salt of 0.02 parts by weight, the pitch of 33 parts by weight, 0.03 parts by weight
Propyl biguanides stearate is added in the acetone of 200 parts by weight, and is uniformly mixed, and glue is configured to；
（2）By the carbonization of the carbon dust of 180 parts by weight, the manganese chloride of 110 parts by weight, the titanium dioxide of 150 parts by weight and 65 parts by weight
Silicon, the polyoxymethylene melamine urea of 0.03 parts by weight, is added three times into the glue of 380 parts by weight, and be uniformly mixed, obtains
Mixture；
（3）Mixture is dried, the temperature of the drying is 65 DEG C, and the dry time is 0.8h, then will be after drying
Mixture is placed in 200 DEG C, carries out hot-press solidifying under conditions of 8MPa, obtains solidification composite plate；
（4）The solidification composite plate is carbonized under conditions of 800 DEG C, 7MPa and nitrogen protection, obtains the electrode
New material.
Embodiment 2
A kind of production method of electrode new material for electric vehicle, includes the following steps：
（1）By the epoxy resin of 30 parts by weight, the thermoplastic polyphenylene ethers resin of 30 parts by weight, 0.001 parts by weight 5,10,15,
The poly- ammonia third of 20- tetra- (4- pyridyl groups) porphyrin, the disilicic acid yttrium salt of 0.01 parts by weight, the pitch of 15 parts by weight, 0.01 parts by weight
Base biguanides stearate is added in the chloroform of 100 parts by weight, and is uniformly mixed, and glue is configured to；
（2）By the carbonization of the carbon dust of 100 parts by weight, the manganese chloride of 90 parts by weight, the titanium dioxide of 100 parts by weight and 50 parts by weight
Silicon, the polyoxymethylene melamine urea of 0.01 parts by weight divide 2 times and are added in the glue of 195 parts by weight, and be uniformly mixed, obtain
Mixture；
（3）Mixture is dried, the temperature of the drying is 50 DEG C, and the dry time is 0.5h, then will be after drying
Mixture is placed in 160 DEG C, carries out hot-press solidifying under conditions of 0.5MPa, obtains solidification composite plate；
（4）The solidification composite plate is carbonized under conditions of 500 DEG C, 5MPa and argon gas are protected, obtains the electrode
New material.
Embodiment 3
A kind of production method of electrode new material for electric vehicle, includes the following steps：
（1）By the epoxy resin of 90 parts by weight, the thermoplastic polyphenylene ethers resin of 90 parts by weight, 0.005 parts by weight 5,10,15,
The poly- ammonia third of 20- tetra- (4- pyridyl groups) porphyrin, the disilicic acid yttrium salt of 0.05 parts by weight, the pitch of 40 parts by weight, 0.05 parts by weight
Base biguanides stearate is added in the chloroform of 255 parts by weight, and is uniformly mixed, and glue is configured to；
（2）By the carbonization of the carbon dust of 250 parts by weight, the manganese chloride of 130 parts by weight, the titanium dioxide of 200 parts by weight and 80 parts by weight
Silicon, the polyoxymethylene melamine urea of 0.05 parts by weight divide 4 times and are added in the glue of 510 parts by weight, and be uniformly mixed, obtain
Mixture；
（3）Mixture is dried, the temperature of the drying is 80 DEG C, and the dry time is 1h, then will be mixed after drying
It closes material to be placed in 230 DEG C, carry out hot-press solidifying under conditions of 15MPa, obtains solidification composite plate；
（4）The solidification composite plate is carbonized under conditions of 1200 DEG C, 10MPa and nitrogen protection, obtains the electricity
Pole new material.
Comparative example 1
It is not added with manganese chloride, the other the same as in Example 1.
Comparative example 2
It is not added with polyaminopropyl biguanide stearate, the other the same as in Example 1.
Comparative example 3
It is not added with disilicic acid yttrium salt, the other the same as in Example 1.
Comparative example 4
It is not added with polyoxymethylene melamine urea, the other the same as in Example 1.
Table：Electrode made of electrode material made from different process impregnates 7 in the sulfuric acid of volumetric concentration 45%, at 50 DEG C
Thickness after it and mechanical strength variation
| Number | Thickness change | Mechanical strength changes |
| Embodiment 1 | Thickness is unchanged | Mechanical strength is unchanged |
| Embodiment 2 | Thickness is unchanged | Mechanical strength is unchanged |
| Embodiment 3 | Thickness is unchanged | Mechanical strength is unchanged |
| Comparative example 1 | Thickness reduces by 1.2% | Mechanical strength declines 12% |
| Comparative example 2 | Thickness reduces by 0.8% | Mechanical strength reduces by 3% |
| Comparative example 3 | Thickness reduces by 0.6% | Mechanical strength reduces by 5% |
| Comparative example 4 | Thickness reduces by 0.2% | Mechanical strength declines 3% |
Claims (4)
1. a kind of production method of electrode new material for electric vehicle, it is characterised in that：Include the following steps：
（1）By the epoxy resin of 30-90 parts by weight, the thermoplastic polyphenylene ethers resin of 30-90 parts by weight, 0.001-0.005 weight
The drip of 5,10,15,20- tetra- (4- pyridyl groups) porphyrin of part, the disilicic acid yttrium salt, 15-40 parts by weight of 0.01-0.05 parts by weight
Green, 0.01-0.05 parts by weight polyaminopropyl biguanide stearate are added in the organic solvent of 100-255 parts by weight, and are mixed
It closes uniformly, is configured to glue；
（2）By the carbon dust of 100-250 parts by weight, the titanium dioxide and 50- of the manganese chloride of 90-130 parts by weight, 100-200 parts by weight
The silicon carbide of 80 parts by weight, the polyoxymethylene melamine urea of 0.01-0.05 parts by weight, divides 2-4 times and is added to 195-510 weight
It in the glue of part, and is uniformly mixed, obtains mixture；
（3）Mixture is dried, then by the mixture after drying be placed in 160-230 DEG C, under conditions of 0.5-15MPa into
Row hot-press solidifying obtains solidification composite plate；
（4）The solidification composite plate is carbonized under conditions of 500-1200 DEG C, 5-10MPa and gas shield, is obtained
The electrode new material.
2. production method according to claim 1, it is characterised in that：The gas is nitrogen or argon gas.
3. production method according to claim 1, it is characterised in that：The temperature of the drying is 50-80 DEG C, when dry
Between be 0.5-1.0h.
4. production method according to claim 1, it is characterised in that：The organic solvent is acetone, chloroform, chloroform
Any one of.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810329424.0A CN108520950A (en) | 2018-04-13 | 2018-04-13 | A kind of production method of electrode new material for electric vehicle |
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| CN201810329424.0A CN108520950A (en) | 2018-04-13 | 2018-04-13 | A kind of production method of electrode new material for electric vehicle |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104152A (en) * | 2009-12-22 | 2011-06-22 | 三菱丽阳株式会社 | Porous electrode substrate and manufacturing method thereof, film-electrode combination and solid high-polymer fuel cell |
| CN104681812A (en) * | 2015-01-14 | 2015-06-03 | 张亚妮 | Graphite composite carbon electrode material for lead acid battery, electrode prepared from electrode material and preparing method of electrode |
| CN106784691A (en) * | 2016-12-23 | 2017-05-31 | 安徽国威电动车制造有限公司 | Special electrode material of lithium battery of electric motor car and preparation method thereof |
-
2018
- 2018-04-13 CN CN201810329424.0A patent/CN108520950A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104152A (en) * | 2009-12-22 | 2011-06-22 | 三菱丽阳株式会社 | Porous electrode substrate and manufacturing method thereof, film-electrode combination and solid high-polymer fuel cell |
| CN104681812A (en) * | 2015-01-14 | 2015-06-03 | 张亚妮 | Graphite composite carbon electrode material for lead acid battery, electrode prepared from electrode material and preparing method of electrode |
| CN106784691A (en) * | 2016-12-23 | 2017-05-31 | 安徽国威电动车制造有限公司 | Special electrode material of lithium battery of electric motor car and preparation method thereof |
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