CN108270006A - A kind of sodium base Dual-ion cell - Google Patents
A kind of sodium base Dual-ion cell Download PDFInfo
- Publication number
- CN108270006A CN108270006A CN201810091300.3A CN201810091300A CN108270006A CN 108270006 A CN108270006 A CN 108270006A CN 201810091300 A CN201810091300 A CN 201810091300A CN 108270006 A CN108270006 A CN 108270006A
- Authority
- CN
- China
- Prior art keywords
- sodium
- ion cell
- base dual
- sodium base
- ion
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- 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.)
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Classifications
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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
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- 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
- H01M10/054—Accumulators with insertion or intercalation of metals other than lithium, e.g. with magnesium or aluminium
-
- 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 present invention provides a kind of sodium base Dual-ion cells, including the use of positive electrode of the carbon material as battery, metallic sodium, carbon material can form negative material of the transition metal of alloy as battery with sodium, high pressure resistant carbonate based organic solvent is as battery electrolyte, diaphragm of the glass fibre as battery.In charge and discharge process, the electrochemical reaction of cathode side is reacted for the intercalation/deintercalation of sodium ion or alloying/removal alloying reaction, intercalation/deintercalation or sodium ion and hexafluoro-phosphate radical common intercalation/deintercalation of the anode carbon material side for hexafluoro-phosphate radical.Sodium base Dual-ion cell specific capacity provided by the invention is 100mAh/g~300mAh/g, and capacity still keeps stable after cycle-index 800 times.The present invention can obtain the sodium base Dual-ion cell of high magnification, high power capacity and long circulating stability, simple for process, and method is novel, being capable of large-scale promotion.
Description
Technical field
The present invention relates to electrochemical technology fields, and in particular to a kind of sodium base Dual-ion cell.
Background technology
Due to environmental pollution getting worse, population increases and rapid urbanization and the consumption day to conventional fossil fuel
It is increasingly acute, it is more and more urgent to the portable electronic device with high-energy density and power density and the needs of electric vehicle.
The appearance of secondary cell, solves the above problem to a certain extent.Lithium ion battery due to its have higher energy density,
The advantages that power density, cyclical stability, higher operating voltage, memory-less effect, extensive commercial application is obtained.
Although lithium ion battery achieves huge progress, it the shortcomings that it is also more and more apparent, for example lithium resource is in the earth's crust
In reserves it is very low, the price of lithium raw material sharp rises.Further, since the appearance of Li dendrite, the peace of lithium ion battery is resulted in
Full property is challenged, and hinders the large-scale application of lithium ion battery.Therefore the design of new battery system is increasingly taken seriously,
Such as sodium-ion battery, kalium ion battery, lithium-air battery and Dual-ion cell etc..
Dual-ion cell is that a kind of inserted with anion is embedded into a kind of new secondary battery of carbon anode and lithium ion battery phase
Than the Dual-ion cell prices of raw materials are cheap, stable structure, charge and discharge platform are high, green non-pollution and can large-scale application
The advantages that, paid attention to by researcher.The charge-discharge principle of Dual-ion cell is different from lithium ion battery, usually, is charging
In the process, anion insertion graphite anode, the embedded cathode of cation.Anion and cation take off from positive and negative anodes in discharge process
Go out, into electrolyte.Mainly study is lithium base Dual-ion cell at present, just extremely graphite type material, cathode for carbon material or
Person's metallic tin etc..Compared to lithium base Dual-ion cell, sodium base Dual-ion cell has many advantages, such as cheap, safe, is
The research direction of following extensive energy storage.Accordingly, it is considered to the cost factor and comprehensive performance of battery, structure high power capacity, high power
Rate and the excellent sodium base Dual-ion cell of cycle performance, have very important realistic meaning.
Invention content
The present invention provides a kind of sodium base Dual-ion cell, sodium base Dual-ion cell provided by the invention have high power capacity and
Long circulating stability.
The present invention provides a kind of sodium base Dual-ion cell, including carbon anode, metallic sodium, carbon material or can be formed with sodium
Negative material of the transition metal of alloy as battery, diaphragm, electrolyte between positive and negative anodes, the electrolyte include electricity
Solve matter and organic solvent.
Preferably, the amorphous carbon has larger specific surface area.
Preferably, the electrolyte is sodium salt.
Preferably, the sodium salt is sodium hexafluoro phosphate, hexafluoro Boratex, hexafluoroarsenate sodium, double oxalic acid Boratexes, double trifluoros
Sulfonyloxy methyl imines sodium or sodium perchlorate.
Preferably, the organic solvent for dimethyl carbonate, diethyl carbonate, methyl ethyl carbonate, ethylene carbonate or
One or several kinds in propene carbonate.
Preferably, molar concentration of the sodium salt in the organic solvent is 0.1mol/L~saturated concentration.
Preferably, the voltage range of the sodium base Dual-ion cell is 0.5~5.5V.
Preferably, current density of the sodium base Dual-ion cell in charge and discharge process is 20mA/g~5A/g.
The present invention provides a kind of sodium base Dual-ion cell, including carbon anode, metallic sodium, carbon material or can be formed with sodium
Negative material of the transition metal of alloy as battery, diaphragm, electrolyte between anode and cathode, the electrolyte packet
Include electrolyte and organic solvent.Compared with lithium base Dual-ion cell, the present invention is sodium base Dual-ion cell, using sodium salt as electricity
Xie Zhi, metallic sodium, carbon material or negative material of the transition metal as battery that alloy can be formed with sodium, price are lower
It is honest and clean, safety higher.The experimental results showed that the capacity of sodium base Dual-ion cell provided by the invention is 50mAh/g~400mAh/
G, capacity keeps stablizing after 800 cycles.
Description of the drawings
Fig. 1 is the SEM photograph of nickel foam appendix graphene that the present invention uses.
Fig. 2 is the SEM photograph of amorphous ordered mesopore carbon that the present invention uses.
Fig. 3 is the charging and discharging curve of sodium base Dual-ion cell prepared by the embodiment of the present invention 1.
Fig. 4 is the cycle performance curve of sodium base Dual-ion cell prepared by the embodiment of the present invention 5.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
For those skilled in the art under the premise of performing creative labour is not made, acquired every other embodiment belongs to this hair
The range of bright protection.
In order to further illustrate the present invention, it is described in detail below by following embodiment.
Embodiment one
By ordered mesopore carbon and polytetrafluoroethylene (PTFE) bonding with 8:2 mass ratio is blended in appropriate N-Methyl pyrrolidone
Together, it makes mud to be coated on aluminium foil, as anode pole piece.The sodium hexafluoro phosphate electrolysis of 1.0mol/L is prepared in glove box
Liquid, organic solvent are that volume ratio is 1:1 ethylene carbonate and dimethyl carbonate, wherein the fluorinated ethylene carbonate for having 5% adds
Add agent.Diaphragm is glass fibre, and cathode is metallic sodium, and sodium base Dual-ion cell is made in glove box,
Embodiment two
By ordered mesopore carbon and polytetrafluoroethylene (PTFE) bonding with 8:2 mass ratio is blended in appropriate N-Methyl pyrrolidone
Together, it makes mud to be coated on aluminium foil, as anode pole piece.Double fluoroform sulphonyl of 1.0mol/L are prepared in glove box
Imines sodium electrolyte, organic solvent are ionic liquid.Diaphragm is glass fibre, and cathode is metallic tin, and sodium is made in glove box
Base Dual-ion cell.
Embodiment three
By ordered mesopore carbon and polytetrafluoroethylene (PTFE) bonding with 8:2 mass ratio is blended in appropriate N-Methyl pyrrolidone
Together, it makes mud to be coated on aluminium foil, as anode pole piece.The sodium hexafluoro phosphate electrolysis of 1.0mol/L is prepared in glove box
Liquid, organic solvent are that volume ratio is 1:1:1 ethylene carbonate, dimethyl carbonate and methyl ethyl carbonate.Diaphragm is glass fibre,
Cathode is amorphous carbon, and sodium base Dual-ion cell is made in glove box.
Example IV
Using nickel foam appendix graphene as anode pole piece.The sodium hexafluoro phosphate electrolysis of 1.0mol/L is prepared in glove box
Liquid, organic solvent are that volume ratio is 1:1 ethylene carbonate, dimethyl carbonate.Diaphragm is glass fibre, and cathode is metallic tin,
Sodium base Dual-ion cell is made in glove box.
Embodiment five
Using nickel foam appendix graphene as anode pole piece.The sodium hexafluoro phosphate electrolysis of 1.0mol/L is prepared in glove box
Liquid, organic solvent are that volume ratio is 1:1 ethylene carbonate, dimethyl carbonate, wherein there is 5% fluorinated ethylene carbonate addition
Agent.Diaphragm is glass fibre, and cathode is metallic sodium, and sodium base Dual-ion cell is made in glove box.
Embodiment six
Using nickel foam appendix graphene as anode pole piece.The sodium tetrafluoroborate electrolysis of 1.0mol/L is prepared in glove box
Liquid, organic solvent are that volume ratio is 1:1:1 ethylene carbonate, dimethyl carbonate and methyl ethyl carbonate.Diaphragm is glass fibre,
Cathode is amorphous carbon, and sodium base Dual-ion cell is made in glove box.
Claims (9)
1. a kind of sodium base Dual-ion cell, including carbon material anode, metallic sodium, carbon material or the transition that alloy can be formed with sodium
Negative material of the metal as battery, fibreglass diaphragm and electrolyte between anode and cathode, which is characterized in that institute
It states carbon material anode and includes amorphous carbon material and graphitic carbon material.
2. sodium base Dual-ion cell according to claim 1, which is characterized in that the amorphous carbon has larger specific surface
Product.
3. sodium base Dual-ion cell according to claim 1, which is characterized in that the electrolyte composition is electrolyte and has
Solvent.
4. sodium base Dual-ion cell according to claim 3, which is characterized in that the electrolyte is sodium salt.
5. sodium base Dual-ion cell according to claim 4, which is characterized in that the sodium salt is sodium hexafluoro phosphate, hexafluoro
Boratex, hexafluoroarsenate sodium, double oxalic acid Boratexes, bis trifluoromethyl sulfimide sodium or sodium perchlorate.
6. sodium base Dual-ion cell according to claim 3, which is characterized in that the organic solvent for dimethyl carbonate,
One or several kinds in diethyl carbonate, methyl ethyl carbonate, ethylene carbonate or propene carbonate.
7. sodium base Dual-ion cell according to claim 6, which is characterized in that the sodium salt is in the organic solvent
Molar concentration is 0.1mol/L~saturated concentration.
8. the sodium base Dual-ion cell according to claim 1~7 any one, which is characterized in that the sodium base double ion
The voltage range of battery is 0.5~5.5V.
9. the sodium base Dual-ion cell according to claim 1~7 any one, which is characterized in that the sodium base double ion
Current density of the battery in charge and discharge process is 20mA/g~5A/g.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810091300.3A CN108270006A (en) | 2018-01-30 | 2018-01-30 | A kind of sodium base Dual-ion cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810091300.3A CN108270006A (en) | 2018-01-30 | 2018-01-30 | A kind of sodium base Dual-ion cell |
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| Publication Number | Publication Date |
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| CN108270006A true CN108270006A (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810091300.3A Pending CN108270006A (en) | 2018-01-30 | 2018-01-30 | A kind of sodium base Dual-ion cell |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390624A (en) * | 2018-11-09 | 2019-02-26 | 清华-伯克利深圳学院筹备办公室 | A kind of full carbon battery of sodium base and preparation method thereof |
| CN109950526A (en) * | 2019-03-04 | 2019-06-28 | 三峡大学 | Sodium base Dual-ion cell of sodium titanate nano-chip arrays cathode and preparation method thereof |
| WO2024007138A1 (en) * | 2022-07-05 | 2024-01-11 | 宁德时代新能源科技股份有限公司 | Secondary battery, battery module, battery pack, and electric device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406125A (en) * | 2014-09-11 | 2016-03-16 | 中国科学院长春应用化学研究所 | Dual-ion battery |
| CN107086327A (en) * | 2016-02-14 | 2017-08-22 | 中国科学院长春应用化学研究所 | A kind of electrolyte and Dual-ion cell |
| CN107221443A (en) * | 2017-07-17 | 2017-09-29 | 深圳中科瑞能实业有限公司 | Sodium ion hybrid super capacitor and preparation method thereof |
| CN107634225A (en) * | 2017-08-31 | 2018-01-26 | 福建新峰二维材料科技有限公司 | A kind of Dual-ion cell preparation method using hard carbon positive electrode |
-
2018
- 2018-01-30 CN CN201810091300.3A patent/CN108270006A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406125A (en) * | 2014-09-11 | 2016-03-16 | 中国科学院长春应用化学研究所 | Dual-ion battery |
| CN107086327A (en) * | 2016-02-14 | 2017-08-22 | 中国科学院长春应用化学研究所 | A kind of electrolyte and Dual-ion cell |
| CN107221443A (en) * | 2017-07-17 | 2017-09-29 | 深圳中科瑞能实业有限公司 | Sodium ion hybrid super capacitor and preparation method thereof |
| CN107634225A (en) * | 2017-08-31 | 2018-01-26 | 福建新峰二维材料科技有限公司 | A kind of Dual-ion cell preparation method using hard carbon positive electrode |
Non-Patent Citations (1)
| Title |
|---|
| MAOHUA SHENG ET AL.: "A Novel Tin-Graphite Dual-Ion Battery Based on Sodium-Ion Electrolyte with High Energy Density", 《ADV. ENERGY MATER.》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390624A (en) * | 2018-11-09 | 2019-02-26 | 清华-伯克利深圳学院筹备办公室 | A kind of full carbon battery of sodium base and preparation method thereof |
| CN109390624B (en) * | 2018-11-09 | 2020-12-11 | 清华-伯克利深圳学院筹备办公室 | Sodium-based all-carbon battery and preparation method thereof |
| CN109950526A (en) * | 2019-03-04 | 2019-06-28 | 三峡大学 | Sodium base Dual-ion cell of sodium titanate nano-chip arrays cathode and preparation method thereof |
| WO2024007138A1 (en) * | 2022-07-05 | 2024-01-11 | 宁德时代新能源科技股份有限公司 | Secondary battery, battery module, battery pack, and electric device |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180710 |
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| WD01 | Invention patent application deemed withdrawn after publication |