CN107256986A - A kind of aqueous electrolyte and Water based metal ion battery - Google Patents
A kind of aqueous electrolyte and Water based metal ion battery Download PDFInfo
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- CN107256986A CN107256986A CN201710625090.7A CN201710625090A CN107256986A CN 107256986 A CN107256986 A CN 107256986A CN 201710625090 A CN201710625090 A CN 201710625090A CN 107256986 A CN107256986 A CN 107256986A
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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
- H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
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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
- H01M2300/00—Electrolytes
- H01M2300/0002—Aqueous electrolytes
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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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Abstract
The invention provides a kind of aqueous electrolyte, including:Polyethylene glycol, water and inorganic salts.The present invention with the addition of polyethylene glycol in using inorganic salts as the aqueous electrolyte of electrolyte, add the stability of material in electrolyte, the aqueous electrolyte constituted has stable electrode/electrolyte interface, simultaneously, the generation of liberation of hydrogen in electrode process/analysis oxygen side reaction can also largely be suppressed, with good conductive effect, higher capability retention and coulombic efficiency is obtained.Test result indicates that, the aqueous electrolyte that the present invention is provided, which is made under Water based metal ion battery, 2C (I=1.091mA), carries out discharge and recharge, after circulating 200 times, the capability retention of Water based metal ion battery is not less than 95.24%, and coulombic efficiency is not less than 94.23%.
Description
Technical field
The present invention relates to Water based metal ion battery technology field, more particularly to a kind of aqueous electrolyte and Water based metal from
Sub- battery.
Background technology
Continuous consumption and environmental pollution with people to non-renewable energy resources such as the growing of energy demand, oil
Increasingly sharpen, Renewable Energy Development such as solar energy, wind energy, tide energy is imperative.Secondary cell because its high-energy-density,
The characteristics such as long circulation life, high voltage and as study hotspot.But traditional secondary cell (such as lead-acid accumulator, ni-mh electricity
Pond) organic electrolyte is used, there is the shortcomings of inflammable, poisonous, cost of manufacture is high, assembling condition requirement is strict, easily make in battery
Into environmental pollution, it is unfavorable for the sustainable development of environment.And use aqueous electrolyte to replace organic electrolyte effectively to solve
Certainly above mentioned problem, and having a extensive future.
However, because water decomposition voltage itself is low (1.23V), causing the reduction of its energy density, while in view of hydrogen-oxygen analysis
The overpotential gone out, its stable operating voltage is difficult more than 2.0V, so the operating voltage of Water based metal ion battery is generally low
In 2.0V, and more difficult improve.In addition, compared with organic bath, Water based metal ion battery electrode materials are in water system electricity
Electrode reaction in electrolyte solution is extremely complex, and as liberation of hydrogen analyses the generation of the side reactions such as oxygen, the pH of electrolyte is constantly sent out
Changing, thus, the capacity of aquo-lithium ion battery is decayed quickly during charge and discharge cycles.Although having there is many water systems
Lithium ion battery is reported, than if any VO2/LiMn2O4、LiV3O8/LiNi0.81Co0.19O2、TiP2O7/LiMn2O4、LiTi2
(PO4)3/LiMn2O4、LiV3O8/LiCoO2And LiTi2(PO4)3/LiFePO4Deng, but generally all there is capacity and decline in these batteries
Subtract fast, the material easily defect such as decomposition.
One of solution to the problems described above is exactly to improve the performance of electrolyte.2015, the Wang of University of Maryland was ground
Study carefully a group proposition and use " water-in-salt " concept, i.e.,:Using the ultrahigh concentration LiTFSI aqueous solution (>Electrolyte 20M) is done, with
Mo6S8For negative pole, LiMn2O4For positive pole, the aquo-lithium ion battery that charging voltage is up to 2.3V is constructed.2012,
Watanabe seminar proposes that " Molecular Solvents " concepts are provided newly for the new new aqueous electrolyte of development
Thinking.Although above-mentioned electrolyte all realizes high voltage, generally also there is material dissolving and capability retention or coulomb
The low situation of efficiency.
The content of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of aqueous electrolyte and Water based metal ion-conductance
Pond, this aqueous electrolyte has good conductive effect, and capability retention and coulombic efficiency are higher.
The invention provides a kind of aqueous electrolyte, including:Polyethylene glycol, water and inorganic salts.
It is preferred that, the mass ratio of the polyethylene glycol, water and inorganic salts is 1~10:1~10:2~14.
It is preferred that, the mass ratio of the polyethylene glycol, water and inorganic salts is 3~7:4~7:5~12.
It is preferred that, the polyethylene glycol is polyethylene glycol 400, polyethylene glycol 200 or Liquid Macrogol.
It is preferred that, the inorganic salts include the one or more in sodium salt, lithium salts and sylvite.
It is preferred that, the inorganic salts are selected from NaClO4、LiClO4、KNO3、NaNO3And NaH2PO4In one or more;
It is preferred that, the NaClO4、LiClO4、KNO3、NaNO3And NaH2PO4Mass ratio be 0~12:0~8:0~3:0
~8:0~6.
Present invention also offers a kind of Water based metal ion battery, including positive pole, negative pole and aqueous electrolyte, the water system
Electrolyte includes:Polyethylene glycol, water and inorganic salts.
The invention provides a kind of aqueous electrolyte, including:Polyethylene glycol, water and inorganic salts.The present invention is with inorganic salts
To with the addition of polyethylene glycol in the aqueous electrolyte of electrolyte, the stability of material in electrolyte is added, the water system constituted
Electrolyte has stable electrode/electrolyte interface, at the same time it can also largely suppress liberation of hydrogen/analysis in electrode process
The generation of oxygen side reaction, with good conductive effect, obtains higher capability retention and coulombic efficiency.Experimental result table
Bright, the aqueous electrolyte that the present invention is provided, which is made under Water based metal ion battery, 2C (I=1.091mA), carries out discharge and recharge, follows
After ring 200 times, the capability retention of Water based metal ion battery is not less than 95.24%, and coulombic efficiency is not less than 94.23%.
Brief description of the drawings
Fig. 1 is the situation map and ratio after aqueous electrolyte prepared by the 1st group of inorganic salts of the embodiment of the present invention 4 is circulated 50 times
Situation map after being circulated 50 times compared with aqueous electrolyte prepared by the 1st group of inorganic salts of example 1.
Embodiment
Below in conjunction with the embodiment of the present invention, technical scheme is clearly and completely described, it is clear that institute
The embodiment of description is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this hair
The scope of bright protection.
The invention provides a kind of aqueous electrolyte, including:Polyethylene glycol, water and inorganic salts.
The present invention with the addition of polyethylene glycol in using inorganic salts as the aqueous electrolyte of electrolyte, add material in electrolyte
The stability of material, the aqueous electrolyte constituted has stable electrode/electrolyte interface, at the same time it can also largely press down
The generation of liberation of hydrogen/analysis oxygen side reaction in electrode process processed, with good conductive effect, obtains higher capacity and keeps
Rate and coulombic efficiency.
In the present invention, the polyethylene glycol is preferably polyethylene glycol 400 (PEG400), polyethylene glycol 200 (PEG200)
Or Liquid Macrogol (PEG300).
In order to reduce the influence of impurities in water ion pair electrolyte electrochemical property, the water is preferably deionized water.
The inorganic salts are preferably the one or more in sodium salt, lithium salts and sylvite.More preferably it is selected from NaClO4、
LiClO4、KNO3、NaNO3And NaH2PO4In one or more.The NaClO4、LiClO4、KNO3、NaNO3And NaH2PO4's
Mass ratio is preferably 0~12:0~8:0~3:0~8:0~6, and do not include situation simultaneously for 0.In some realities of the present invention
Apply in example, the inorganic salts are NaClO4;In certain embodiments of the present invention, the inorganic salts are LiClO4、KNO3With
NaNO3, the LiClO4、KNO3And NaNO3Mass ratio be 7:2:5;In certain embodiments of the present invention, the inorganic salts
For NaClO4、LiClO4And KNO3, the NaClO4、LiClO4And KNO3Mass ratio be 6:6:2;In some implementations of the present invention
In example, the inorganic salts are KNO3、NaNO3And NaH2PO4, the KNO3、NaNO3And NaH2PO4Mass ratio be 4:7:3;At this
In some embodiments of invention, the inorganic salts are KNO3And NaNO3, the KNO3、NaNO3And NaH2PO4Mass ratio be 1:
1;In certain embodiments of the present invention, the inorganic salts are NaClO4、LiClO4、KNO3、NaNO3And NaH2PO4, it is described
NaClO4、LiClO4、KNO3、NaNO3And NaH2PO4Mass ratio be 7:2:2:2:1;In certain embodiments of the present invention, institute
Inorganic salts are stated for NaClO4、LiClO4、KNO3And NaH2PO4, the NaClO4、LiClO4、KNO3And NaH2PO4Mass ratio be
7:3:4:1.The present invention can suppress point of the material in aqueous electrolyte further using specific inorganic salts as electrolyte
Solution, so that the capability retention higher to acquisition and coulombic efficiency serve facilitation.
In the present invention, the mass ratio of the polyethylene glycol, water and inorganic salts is preferably 1~10:1~10:2~14;More
Preferably 3~7:4~7:11~14.In certain embodiments of the present invention, the mass ratio of the polyethylene glycol, water and inorganic salts
For 7:6:14、3:4:5、7:7:12 or 10:10:20.
The present invention is not particularly limited to the compound method of the aqueous electrolyte, preferably includes following steps:By poly- second
Glycol, water and inorganic salts mixing, aqueous electrolyte is obtained after stirring.
Present invention also offers a kind of Water based metal ion battery, including positive pole, negative pole and aqueous electrolyte, the water system
Electrolyte includes:Polyethylene glycol, water and inorganic salts.
The present invention does not have special limitation to the species of the positive pole, negative pole and barrier film, is preferably:With Fe4[Fe(CN)6]3
For positive electrode, TiP2O7For negative material, battery is helped in no barrier film assembling.Wherein, anode and cathode slurry is according to m (active materials
Material):M (polyvinylidene fluoride, PVDF):M (acetylene black)=75:10:15 are prepared, and the slurry prepared is applied into Ti nets
On, positive pole quality is about 5~8mg, and negative pole quality is compared to positive pole excessive 30%~40%.The pole piece coated is put to 80 DEG C of baking ovens,
13h is dried under air atmosphere, Water based metal ion battery is obtained.
The present invention has no special limitation to the source of above-mentioned used raw material components, can be general commercially available.
Above-mentioned Water based metal ion battery is carried out to permanent multiplying power on Land testers (Wuhan Xin Nuo Electronics Co., Ltd.s)
Charge-discharge test, charging/discharging voltage is limited in -0.1~1.9 volts, carries out discharge and recharge under 2C (I=1.091mA), then evaluates
Discharge capacitance and coulombic efficiency that circulation is 200 times.Discharge capacitance is with the discharge capacity of each circle relative to
The percentage of the discharge capacity of one circle is represented.Percentage table of the discharge capacity relative to charging capacity of each circle of coulombic efficiency
Show.Test result indicates that, the capability retention after Water based metal ion battery produced by the present invention is circulated 200 times is not less than
95.24%, coulombic efficiency is not less than 94.23%.
The invention provides a kind of aqueous electrolyte, including:Polyethylene glycol, water and inorganic salts.The present invention is with inorganic salts
To with the addition of polyethylene glycol in the aqueous electrolyte of electrolyte, the stability of material in electrolyte is added, the water system constituted
Electrolyte has stable electrode/electrolyte interface, at the same time it can also largely suppress liberation of hydrogen/analysis in electrode process
The generation of oxygen side reaction, with good conductive effect, obtains higher capability retention and coulombic efficiency.
In order to further illustrate the present invention, a kind of aqueous electrolyte and water system provided with reference to embodiments the present invention
Metal ion battery is described in detail, but can not be understood as limiting the scope of the present invention.
Reagent used is commercially available in following examples.
Embodiment 1
Mass ratio according to polyethylene glycol, water and inorganic salts is 7:6:14, weigh 7g PEG400,6g water and 14g is inorganic
Salt, after mixing, stirring obtains aqueous electrolyte.Wherein, 7 groups of inorganic salts are weighed, the component and quality of inorganic salts are as shown in table 1.
The component and quality for 7 groups of inorganic salts that the embodiment 1 of table 1 is selected
Then, with Fe4[Fe(CN)6]3For positive electrode, TiP2O7For negative material, battery is helped in no barrier film assembling.Its
In, anode and cathode slurry is according to m (active material):M (polyvinylidene fluoride, PVDF):M (acetylene black)=75:10:15 are matched somebody with somebody
System, is applied to Ti online by the slurry prepared, and positive pole quality is about 5~8mg, and negative pole quality excessive compared to positive pole 30%~
40%.The pole piece coated is put to 80 DEG C of baking ovens, is dried 13h under air atmosphere, is obtained Water based metal ion battery.
Above-mentioned Water based metal ion battery is carried out to permanent multiplying power on Land testers (Wuhan Xin Nuo Electronics Co., Ltd.s)
Charge-discharge test, charging/discharging voltage is limited in -0.1~1.9 volts, carries out discharge and recharge under 2C (I=1.091mA), then evaluates
Discharge capacitance and coulombic efficiency that circulation is 200 times, as a result as shown in table 1.From table 1 it follows that the present embodiment system
Capability retention of the standby Water based metal ion battery after circulating 200 times is not less than 99.63%, and coulombic efficiency is not less than
99.3%.
Embodiment 2
Mass ratio according to polyethylene glycol, water and inorganic salts is 3:4:5,3g PEG400,4g water and 5g inorganic salts are weighed,
After mixing, stirring obtains aqueous electrolyte.Wherein, 7 groups of inorganic salts are weighed, the component and quality of inorganic salts are as shown in table 2.
The component and quality for 7 groups of inorganic salts that the embodiment 2 of table 2 is selected
Then, with Fe4[Fe(CN)6]3For positive electrode, TiP2O7For negative material, battery is helped in no barrier film assembling.Its
In, anode and cathode slurry is according to m (active material):M (polyvinylidene fluoride, PVDF):M (acetylene black)=75:10:15 are matched somebody with somebody
System, is applied to Ti online by the slurry prepared, and positive pole quality is about 5~8mg, and negative pole quality excessive compared to positive pole 30%~
40%.The pole piece coated is put to 80 DEG C of baking ovens, is dried 13h under air atmosphere, is obtained Water based metal ion battery.
Above-mentioned Water based metal ion battery is carried out to permanent multiplying power on Land testers (Wuhan Xin Nuo Electronics Co., Ltd.s)
Charge-discharge test, charging/discharging voltage is limited in -0.1~1.9 volts, carries out discharge and recharge under 2C (I=1.091mA), then evaluates
Discharge capacitance and coulombic efficiency that circulation is 200 times, as a result as shown in table 2.From Table 2, it can be seen that the present embodiment system
Capability retention of the standby Water based metal ion battery after circulating 200 times is not less than 95.63%, and coulombic efficiency is not less than
94.99%.
Embodiment 3
Mass ratio according to polyethylene glycol, water and inorganic salts is 7:7:12, weigh 7g PEG400,7g water and 12g is inorganic
Salt, after mixing, stirring obtains aqueous electrolyte.Wherein, 7 groups of inorganic salts are weighed, the component and quality of inorganic salts are as shown in table 3.
The component and quality for 7 groups of inorganic salts that the embodiment 3 of table 3 is selected
Then, with Fe4[Fe(CN)6]3For positive electrode, TiP2O7For negative material, battery is helped in no barrier film assembling.Its
In, anode and cathode slurry is according to m (active material):M (polyvinylidene fluoride, PVDF):M (acetylene black)=75:10:15 are matched somebody with somebody
System, is applied to Ti online by the slurry prepared, and positive pole quality is about 5~8mg, and negative pole quality excessive compared to positive pole 30%~
40%.The pole piece coated is put to 80 DEG C of baking ovens, is dried 13h under air atmosphere, is obtained Water based metal ion battery.
Above-mentioned Water based metal ion battery is carried out to permanent multiplying power on Land testers (Wuhan Xin Nuo Electronics Co., Ltd.s)
Charge-discharge test, charging/discharging voltage is limited in -0.1~1.9 volts, carries out discharge and recharge under 2C (I=1.091mA), then evaluates
Discharge capacitance and coulombic efficiency that circulation is 200 times, as a result as shown in table 3.From table 3 it is observed that the present embodiment system
Capability retention of the standby Water based metal ion battery after circulating 200 times is not less than 96.59%, and coulombic efficiency is not less than
96.48%.
Embodiment 4
Mass ratio according to polyethylene glycol, water and inorganic salts is 10:10:20, weigh 7g PEG400,6g water and 14g is inorganic
Salt, after mixing, stirring obtains aqueous electrolyte.Wherein, 7 groups of inorganic salts are weighed, the component and quality of inorganic salts are as shown in table 4.
The component and quality for 7 groups of inorganic salts that the embodiment 4 of table 4 is selected
Then, with Fe4[Fe(CN)6]3For working electrode, Ti pieces are that, to electrode, Ag/AgCl (saturation KCl) is reference electricity
Pole, half-cell is assembled into using three-electrode system.
Electrolyte situation of the present embodiment half-cell as made from the 1st group of inorganic salts after circulating 50 times is evaluated, as a result such as
Shown in B in Fig. 1.Fig. 1 is the situation map after aqueous electrolyte prepared by the 1st group of inorganic salts of the embodiment of the present invention 4 is circulated 50 times
And comparative example 1 prepare aqueous electrolyte circulate 50 times after situation map.It can be seen that from the B in Fig. 1 after circulating 50 times,
PEG electrolyte be with the addition of without significant change, the material in electrolyte does not dissolve.And continue to evaluate 2~7 groups of the present embodiment without
Electrolyte situation of the half-cell made from machine salt after circulating 50 times, test result indicates that, in the electrolyte that the present embodiment is obtained
Material do not dissolve.
Evaluate potential change situation of the half-cell during charge and discharge cycles, experimental result table made from the present embodiment
Bright, the oxidation-reduction potential that the present embodiment is obtained is in more than 1.1V.
Above-mentioned Water based metal ion battery is carried out to permanent multiplying power on Land testers (Wuhan Xin Nuo Electronics Co., Ltd.s)
Charge-discharge test, charging/discharging voltage is limited in -0.1~1.9 volts, carries out discharge and recharge under 2C (I=1.091mA), then evaluates
Discharge capacitance and coulombic efficiency that circulation is 200 times, as a result as shown in table 4.As can be seen from Table 4, the present embodiment system
Capability retention of the standby Water based metal ion battery after circulating 200 times is not less than 95.24%, and coulombic efficiency is not less than
94.23%.
Comparative example 1
Mass ratio according to water and inorganic salts is 6:14,6g water and 14g inorganic salts are weighed, after mixing, stirring obtains water system
Electrolyte.Wherein, 7 groups of inorganic salts are weighed, the component and quality of inorganic salts are as shown in table 5.
The component and quality for 7 groups of inorganic salts that the comparative example 1 of table 5 is selected
Then, with Fe4[Fe(CN)6]3For working electrode, Ti pieces are that, to electrode, Ag/AgCl (saturation KCl) is reference electricity
Pole, half-cell is assembled into using three-electrode system.
Electrolyte situation of the half-cell as made from the 1st group of inorganic salts of evaluation comparison example 1 after circulating 50 times, as a result as schemed
Shown in 1.After the A in Fig. 1 can be seen that circulation 50 times, PEG electrolyte is with the addition of without significant change, the material in electrolyte
Material does not dissolve.And continue to evaluate electrolyte feelings of the half-cell after circulating 50 times made from 2~7 groups of inorganic salts of this comparative example
Condition, test result indicates that, the material in the electrolyte that this comparative example is obtained substantially dissolves.
Evaluate potential change situation of the half-cell made from this comparative example during charge and discharge cycles, experimental result table
Bright, the oxidation-reduction potential that the present embodiment is obtained is in below 1V.
Comparative example 2
Mass ratio according to ethylene glycol, water and inorganic salts is 7:6:14,7g ethylene glycol, 6g water and 14g inorganic salts are weighed, are mixed
After conjunction, stirring obtains aqueous electrolyte.Wherein, 7 groups of inorganic salts are weighed, the component and quality of inorganic salts are as shown in table 6.
The component and quality for 7 groups of inorganic salts that the comparative example 2 of table 6 is selected
Then, with Fe4[Fe(CN)6]3For positive electrode, TiP2O7For negative material, battery is helped in no barrier film assembling.Its
In, anode and cathode slurry is according to m (active material):M (polyvinylidene fluoride, PVDF):M (acetylene black)=75:10:15 are matched somebody with somebody
System, is applied to Ti online by the slurry prepared, and positive pole quality is about 5~8mg, and negative pole quality excessive compared to positive pole 30%~
40%.The pole piece coated is put to 80 DEG C of baking ovens, is dried 13h under air atmosphere, is obtained Water based metal ion battery.
Above-mentioned Water based metal ion battery is carried out to permanent multiplying power on Land testers (Wuhan Xin Nuo Electronics Co., Ltd.s)
Charge-discharge test, charging/discharging voltage is limited in -0.1~1.9 volts, carries out discharge and recharge under 2C (I=1.091mA), then evaluates
Discharge capacitance and coulombic efficiency that circulation is 200 times, as a result as shown in table 6.As can be seen from Table 6, the present embodiment system
Capability retention of the standby Water based metal ion battery after circulating 200 times is less than 76%, and coulombic efficiency is less than 87%.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (8)
1. a kind of aqueous electrolyte, it is characterised in that including:Polyethylene glycol, water and inorganic salts.
2. electrolyte according to claim 1, it is characterised in that the mass ratio of the polyethylene glycol, water and inorganic salts is 1
~10:1~10:2~14.
3. electrolyte according to claim 2, it is characterised in that the mass ratio of the polyethylene glycol, water and inorganic salts is 3
~7:4~7:5~12.
4. electrolyte according to claim 1, it is characterised in that the polyethylene glycol is polyethylene glycol 400, polyethylene glycol
200 or Liquid Macrogol.
5. electrolyte according to claim 1, it is characterised in that the inorganic salts are included in sodium salt, lithium salts and sylvite
It is one or more of.
6. electrolyte according to claim 1, it is characterised in that the inorganic salts are selected from NaClO4、LiClO4、KNO3、
NaNO3And NaH2PO4In one or more.
7. electrolyte according to claim 6, it is characterised in that the NaClO4、LiClO4、KNO3、NaNO3With
NaH2PO4Mass ratio be 0~12:0~8:0~3:0~8:0~6.
8. a kind of Water based metal ion battery, including positive pole, negative pole and aqueous electrolyte, it is characterised in that the water system electrolysis
Liquid includes:Polyethylene glycol, water and inorganic salts.
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Cited By (5)
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CN108054443A (en) * | 2017-12-15 | 2018-05-18 | 南京理工大学 | Water system sodium ion secondary battery |
CN111211255A (en) * | 2020-01-07 | 2020-05-29 | 北京科技大学 | Water-based lithium titanate battery and preparation method thereof |
CN113078373A (en) * | 2021-05-24 | 2021-07-06 | 中国科学技术大学 | Aqueous metal ion secondary battery and aqueous electrolyte |
WO2021138370A1 (en) * | 2019-12-30 | 2021-07-08 | The Board Of Trustees Of The Leland Stanford Junior University | High safety and high capacity lithium metal batteries in ionic liquid electrolyte with a sodium additive |
CN113725500A (en) * | 2021-09-03 | 2021-11-30 | 中南大学 | Mixed electrolyte of water-based zinc ion battery |
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CN102769151A (en) * | 2012-08-14 | 2012-11-07 | 刘昊 | Electrolyte of water system lithium zinc battery |
CN105336993A (en) * | 2014-06-30 | 2016-02-17 | 苏州宝时得电动工具有限公司 | Electrolyte solution and battery |
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CN101221853A (en) * | 2007-12-13 | 2008-07-16 | 复旦大学 | Semi-solid state or full-solid state water system super capacitor |
CN102769151A (en) * | 2012-08-14 | 2012-11-07 | 刘昊 | Electrolyte of water system lithium zinc battery |
CN105336993A (en) * | 2014-06-30 | 2016-02-17 | 苏州宝时得电动工具有限公司 | Electrolyte solution and battery |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108054443A (en) * | 2017-12-15 | 2018-05-18 | 南京理工大学 | Water system sodium ion secondary battery |
WO2021138370A1 (en) * | 2019-12-30 | 2021-07-08 | The Board Of Trustees Of The Leland Stanford Junior University | High safety and high capacity lithium metal batteries in ionic liquid electrolyte with a sodium additive |
CN111211255A (en) * | 2020-01-07 | 2020-05-29 | 北京科技大学 | Water-based lithium titanate battery and preparation method thereof |
CN113078373A (en) * | 2021-05-24 | 2021-07-06 | 中国科学技术大学 | Aqueous metal ion secondary battery and aqueous electrolyte |
CN113725500A (en) * | 2021-09-03 | 2021-11-30 | 中南大学 | Mixed electrolyte of water-based zinc ion battery |
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