CN106129414B - A kind of high specific capacity secondary ion battery metal organic cathode material and preparation method thereof - Google Patents
A kind of high specific capacity secondary ion battery metal organic cathode material and preparation method thereof Download PDFInfo
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- CN106129414B CN106129414B CN201610751080.3A CN201610751080A CN106129414B CN 106129414 B CN106129414 B CN 106129414B CN 201610751080 A CN201610751080 A CN 201610751080A CN 106129414 B CN106129414 B CN 106129414B
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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
- H01M4/60—Selection of substances as active materials, active masses, active liquids of organic compounds
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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
- 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
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- 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
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- Y02E60/10—Energy storage using batteries
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Abstract
The present invention provides a kind of high specific capacity secondary ion battery metal organic cathode materials, and preparation method includes the following steps: (1) by carboxylic acid, LiOHH containing phenyl ring2O and metal salt are 0.8-1.2:0.5-1:0.25-1 mixing in molar ratio, are then dissolved in dehydrated alcohol, and 1-1.5h is stirred by ultrasonic；(2) reaction solution obtained by step (1) is placed in 110-120 DEG C of sealing reaction 12-14h；(3) step (2) gained reactant is used into deionized water and washes of absolute alcohol 3-4 times respectively, is then centrifuged for, obtained solid is placed in 70-80 DEG C of dry 6-8h, grinding is made.Organic and inorganic energy storage can be combined together by the organic salt of present invention metal salt and organic synthesis, and negative electrode material specific capacity obtained is high, and coulombic efficiency is high, and electrochemistry cycle performance is excellent.
Description
Technical field
The invention belongs to secondary ion battery technology fields, and in particular to a kind of high specific capacity secondary ion battery metal has
Machine negative electrode material and preparation method thereof.
Background technique
With the progress of science and technology, social development, requirement of the mankind to environment, the energy is higher and higher.The mankind at present
The used energy is most of from fossil energy.With coal, a large amount of consumption of petroleum, energy crisis and environmental pollution etc.
Problem becomes increasingly conspicuous, this drastically influences the sustainable development of the mankind and the earth.National governments all gradually recognize that exploitation can be again
The urgency and necessity of the raw energy.The U.S., Japan and other countries are all in the development for actively carrying out renewable energy.Meanwhile energy
Storage just highlight its critical role in using energy source link, therefore, develop the light energy storage medium for being easy to transport just
Seem very urgent.From the aspect of from this, lithium battery is received greatly due to its relatively light quality and high energy density
Concern.
For lithium ion battery of good performance, negative electrode material is the key that determine lithium battery integrated performance.At present
Studying more negative electrode material includes inorganic and organic two major classes.Inorganic material mainly has graphite-like, tinbase, silicon substrate and metal
It is oxide-based.But also all there is some problems, such as graphite-like Li dendrite easy to form under low potential in these materials, there are one
Fixed security risk；Tinbase and the silica-base material structural instability in charge and discharge process, cycle performance are poor；Metal oxide is deposited
First all coulombic efficiency it is low problem, capacity attenuation is also very fast, and these problems limit the big of these materials to a certain extent
Sizable application.And in recent years, comparing inorganic material, organic material receives more and more passes due to its unique advantage
Note.For inorganic material, the stability of structure is considered, be difficult that its theoretical specific capacity is fully utilized and further increase its energy
Metric density.Secondly, usually price is more expensive for inorganic material, recycling and reusing is also highly difficult.And organic material is from a wealth of sources, valence
Lattice are cheap, environmentally protective, greatly can natural degradation in the environment, and its theoretical specific capacity is higher, and its density is lower can be with
Tolerate biggish volume change, helps to give full play to its theoretical specific capacity, therefore organic material gets a good chance of applying next
For in lithium ion battery.
Currently, there is a series of metallorganic for the research in terms of secondary cell, such as it has been reported that lithium from
Sub- cell negative electrode material is trans--muconic acid lithium (Li2C6H4O4), terephthalic acid (TPA) lithium (Li2C8H4O4) and sodium ion cathode material
Expect para-phthalic sodium (Na2C8H4O4) etc., their specific discharge capacity is respectively as follows: 412mAh/g, 348mAh/g, 288mAh/g.
But these current substances are all the mechanism using carbonyl energy storage, so that its theoretical specific capacity is more relatively low than actual specific capacity, simultaneously also
There are cyclical stabilities, solubility problem in the electrolytic solution.Therefore, in order to develop high capacity, long circulation life, cheap type
Secondary cell, it is necessary to develop the secondary battery cathode material with novel energy-storing mechanism.
Summary of the invention
For the above-mentioned problems in the prior art, the present invention, which provides a kind of high specific capacity secondary ion battery metal, to be had
Machine negative electrode material and preparation method thereof can effectively solve relatively low specific discharge capacity, coulombic efficiency and electrochemistry poor circulation etc.
Problem, while also effectively combining the energy storage simultaneously of metal and organic matter has prepared a kind of high secondary of specific discharge capacity
Battery metal organic cathode material.
To achieve the above object, the technical solution adopted by the present invention to solve the technical problems is:
A kind of preparation method of high specific capacity secondary ion battery metal organic cathode material, comprising the following steps:
(1) by carboxylic acid, LiOHH containing phenyl ring2O and metal salt are mixed for 0.8-1.2:0.5-1:0.25-1 in molar ratio
It closes, is then dissolved in dehydrated alcohol, 1-1.5h is stirred by ultrasonic；Wherein carboxylate radical the position of substitution be phenyl ring any position, phenyl ring with
Carboxylic acid number ratio is 1:1-2；Metal in metal salt can form alloy with lithium, sodium, potassium, zinc, magnesium or aluminium；
(2) reaction solution obtained by step (1) is placed in 110-120 DEG C of sealing reaction 12-14h；
(3) step (2) gained reactant is used into deionized water and washes of absolute alcohol 3-4 times respectively, is then centrifuged for, by institute
It obtains solid and is placed in 70-80 DEG C of dry 6-8h, grinding is made.
Further, the carboxylic acid containing phenyl ring is terephthalic acid (TPA) or phthalic acid in step (1).
Further, metal salt is SnSO in step (1)4、SnCl4·5H2O、SnCl2·2H2O、SiCl4、GeCl2、Ni
Sulfate, acetate and nitrate, aluminum nitrate, zinc nitrate, zirconium nitrate and the alkali metal in addition to Li and Fr chlorate
One of.
Further, reaction temperature is 110 DEG C in step (2), reaction time 12h.
Further, drying temperature is 80 DEG C in step (3), drying time 6h.
The high specific capacity secondary ion battery metal organic cathode material as made from the above method, and by product obtained
For lithium ion battery, sodium-ion battery, kalium ion battery, Zinc ion battery, Magnesium ion battery or aluminium ion battery.
A kind of high specific capacity secondary ion battery metal organic cathode material provided by the invention and preparation method thereof, has
Below the utility model has the advantages that
(1) invention selects specific metal salt, and itself and carboxylic acid containing phenyl ring is effectively combined, while playing association
With the effect of energy storage, and it is used for the secondary ion battery metal organic cathode material that preparation has height ratio capacity, not appointed
Meaning metal and arbitrary organic matter, which combine, such effect.
(2) organic and inorganic energy storage is combined together by the present invention, and the metal being displaced is nanoscale, is evenly distributed
In electrode material, it is suppressed that the volume expansion during metallic alloying effectively alleviates capacity attenuation.
(3) organic and inorganic energy storage is combined together by the present invention, effectively improves the reason of secondary battery cathode material
By specific discharge capacity, there is stable electrochemistry cycle performance, coulombic efficiency is close to 100%.
(4) the high specific capacity secondary ion battery metal organic cathode material that the present invention develops, can use rich reserves
Renewable raw materials synthesized, and have environmental-friendly, the ability of sustainable development.
(5) the high specific capacity secondary ion battery metal organic cathode material that the present invention develops has synthetic method simple,
Production cost is low, and technology controlling and process is good, ability and space with extensive development.
Detailed description of the invention
Fig. 1 is X-ray diffraction (XRD) map of terephthalic acid (TPA) stannous prepared by embodiment 1.
Fig. 2 is that terephthalic acid (TPA) stannous prepared by embodiment 1 is applied to lithium ion battery, under the current density of 60mA/g
Cycle performance figure.
Fig. 3 is that terephthalic acid (TPA) stannous prepared by embodiment 1 is applied to lithium ion battery, under the current density of 60mA/g
Typical charging and discharging curve figure.
Fig. 4 is X-ray diffraction (XRD) map of phthalic acid stannous prepared by embodiment 2.
Fig. 5 is that phthalic acid stannous prepared by embodiment 2 is applied to lithium ion battery, under the current density of 60mA/g
Cycle performance figure.
Fig. 6 is that phthalic acid stannous prepared by embodiment 2 is applied to lithium ion battery, under the current density of 60mA/g
Typical charging and discharging curve figure.
Fig. 7 is that terephthalic acid (TPA) stannous prepared by embodiment 1 is applied to sodium-ion battery, under the current density of 60mA/g
Cycle performance figure.
Specific embodiment
Embodiment 1
A kind of high specific capacity secondary ion battery metal organic cathode material, preparation method includes the following steps:
(1) terephthalic acid (TPA), 0.85g that 1.66g purity is 99% are weighed and analyzes pure LiOHH2O and 2.14gSnSO4, mix
It closes, is then added in the beaker equipped with 40mL dehydrated alcohol, 1h is stirred by ultrasonic；
(2) reaction solution obtained by step (1) is transferred in polytetrafluoroethylliner liner, and be sealed in reaction kettle, is placed in
110 DEG C of reaction 12h obtain the mixed liquor of the stannous of terephthalic acid (TPA) containing light green color precipitating；
(3) mixed liquor obtained by step (2) is used into deionized water and washes of absolute alcohol 3-4 times respectively, is then centrifuged for, it will be from
Heart obtained solid is placed in 80 DEG C of thermostatic drying chambers dry 6h, and jade-green terephthalic acid (TPA) stannous (SnTPA) is made in grinding.
Terephthalic acid (TPA) stannous (SnTPA) as made from the above method, X-ray diffraction (XRD) map are shown in Fig. 1.
Lithium ion battery is assembled using terephthalic acid (TPA) stannous as negative electrode material, its step are as follows: by terephthalic acid (TPA) Asia
Electrode slice is made in tin, as the negative electrode material of lithium ion battery, carries out half-cell assembling, wherein active material, acetylene black, PVDF
The mass ratio of (solvent is N-Methyl pyrrolidone) is 6:3:1, and lithium metal is to electrode, and PP film is diaphragm, electrolyte 1mol/
The LiPF of L6Being dissolved in EC (ethylene carbonate), DMC (dimethyl carbonate) and DEC (diethyl carbonate) by volume is 1:1:1
Mixed solution in, cycle performance test, current density 60mA/g are carried out to the obtained battery of assembling, test result is shown in Fig. 2,
Typical charging and discharging curve figure under the current density of 60mA/g is shown in Fig. 3.
By Fig. 2 and Fig. 3 it is found that the first all specific discharge capacity of the battery is 900mAh/g, charge specific capacity 720.6mAh/g,
After recycling 35 weeks, charge specific capacity 402.6mAh/g, specific discharge capacity 413mAh/g, the battery have good cyclicity
Energy.
Embodiment 2
A kind of high specific capacity secondary ion battery metal organic cathode material, preparation method includes the following steps:
(1) phthalic acid, 0.43g that 0.83g purity is 99% are weighed and analyzes pure LiOHH2O and 1.07gSnSO4, mix
It closes, is then added in the beaker equipped with 40mL dehydrated alcohol, 1h is stirred by ultrasonic；
(2) reaction solution obtained by step (1) is transferred in polytetrafluoroethylliner liner, and be sealed in reaction kettle, is placed in
110 DEG C of reaction 12h obtain the mixed liquor precipitated containing light yellow phthalic acid stannous；
(3) mixed liquor obtained by step (2) is used into deionized water and washes of absolute alcohol 3-4 times respectively, is then centrifuged for, it will be from
Heart obtained solid is placed in 80 DEG C of thermostatic drying chambers dry 6h, and lurid phthalic acid stannous (Sn (1,2- is made in grinding
bdc))。
The phthalic acid stannous as made from the above method (Sn (1,2-bdc)), X-ray diffraction (XRD) map are shown in
Fig. 4.
Lithium ion battery is assembled using phthalic acid stannous as negative electrode material, step is same as Example 1.To assembling
Obtained battery carries out cycle performance test, current density 60mA/g, and test result is shown in Fig. 5, under the current density of 60mA/g
Typical charging and discharging curve figure see Fig. 6.
By Figures 5 and 6 it is found that the first all specific discharge capacities of the battery are 800.2mAh/g, charge specific capacity is
443.7939mAh/g, circulation is after 67 weeks, charge specific capacity 548.2mAh/g, specific discharge capacity 550.3mAh/g, than first week
Charging quality specific capacity is promoted, and is the effect of activation, and almost undamped, coulombic efficiency tends to 100%.
Embodiment 3
Sodium-ion battery is assembled using terephthalic acid (TPA) stannous made from embodiment 1 as negative electrode material, its step are as follows: will
Electrode slice is made in terephthalic acid (TPA) stannous, as the negative electrode material of sodium-ion battery, carries out half-cell assembling, wherein active matter
Matter, acetylene black, PVDF (solvent is N-Methyl pyrrolidone) mass ratio be 6:3:1, lithium metal be to electrode, glass fibre membrane
For diaphragm, electrolyte is the NaPF of 1mol/L6It is dissolved in EC (ethylene carbonate), DMC (dimethyl carbonate) and FEC (fluoro carbon
Vinyl acetate) by volume in the mixed solution of 1:1:1, to the battery progress cycle performance test that assembling obtains, electric current is close
Degree is 60mA/g, and test result is shown in Fig. 7.
As shown in Figure 7, first all specific discharge capacity is 548.9mAh/g, and charging quality specific capacity is 397.9mAh/g, 40 weeks
Charging quality specific capacity is maintained at 296mAh/g, specific discharge capacity 298.2mAh/g after circulation, it may have good cyclicity
Energy.
Lithium battery directly is assembled using terephthalic acid (TPA) as negative electrode material, because it is soluble in electrolyte, therefore performance is bad,
Its specific discharge capacity is only 78mAh/g.Small organic molecule according to research reports, is prepared into high polymer or utilizes " pole by root
Sex reversal " strategy is prepared into the organic salt with crystal structure, can alleviate organic electrode materials in the electrolytic solution molten
Xie Du, to improve the stability in the electrolyte of organic matter in itself.Although this method inhibits active material in electricity
The dissolution in liquid is solved, alleviates the decaying of capacity, but theoretical specific capacity is still relatively low, such as trans--muconic acid lithium, to benzene two
Lithium formate, para-phthalic sodium as the theoretical specific capacity of negative electrode material assembled battery only have 412mAh/g, 348mAh/g,
288mAh/g.The metal that alloy can be formed with lithium, sodium, potassium, zinc, magnesium or aluminium, shape are selected in this experiment on the basis of polarity inverts
At corresponding organic salt, in charge and discharge process, such metal particle size being displaced is nanoscale, and is uniformly dispersed
In active material, by the further energy storage of alloying, while volume expansion bring in simple alloy cell system is inhibited
The problems such as active matter falls off, capacity attenuation.Therefore the negative electrode material specific discharge capacity prepared is higher, good cycling stability.
Claims (6)
1. a kind of preparation method of secondary ion battery metal organic cathode material, which comprises the following steps:
(1) by carboxylic acid, LiOHH containing phenyl ring2O and metal salt are 0.8-1.2:0.5-1:0.25-1 mixing in molar ratio, then
It is dissolved in dehydrated alcohol, 1-1.5h is stirred by ultrasonic；Wherein carboxylate radical the position of substitution is phenyl ring any position, phenyl ring and carboxylic acid
Number is than being 1:1-2；Metal salt is SnSO4、SnCl4·5H2O、SnCl2·2H2O、SiCl4、GeCl2, Ni sulfate, acetate
One of with nitrate, aluminum nitrate, zinc nitrate, zirconium nitrate and the chlorate of alkali metal in addition to Li and Fr；
(2) reaction solution obtained by step (1) is placed in 110-120 DEG C of sealing reaction 12-14h；
(3) step (2) gained reactant is used into deionized water and washes of absolute alcohol 3-4 times respectively, is then centrifuged for, gained is consolidated
Body is placed in 70-80 DEG C of dry 6-8h, and grinding is made.
2. the preparation method of secondary ion battery metal organic cathode material according to claim 1, which is characterized in that step
Suddenly the carboxylic acid containing phenyl ring is terephthalic acid (TPA) or phthalic acid in (1).
3. the preparation method of secondary ion battery metal organic cathode material according to claim 1, which is characterized in that step
Suddenly reaction temperature is 110 DEG C in (2), reaction time 12h.
4. the preparation method of secondary ion battery metal organic cathode material according to claim 1, which is characterized in that step
Suddenly drying temperature is 80 DEG C in (3), drying time 6h.
5. secondary ion battery metal organic cathode material made from any one of -4 the methods according to claim 1.
6. secondary ion battery metal organic cathode material according to claim 5 lithium ion battery, sodium-ion battery,
Application in kalium ion battery, Zinc ion battery, Magnesium ion battery or the preparation of aluminium ion battery.
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| US20180151887A1 (en) * | 2016-11-29 | 2018-05-31 | GM Global Technology Operations LLC | Coated lithium metal negative electrode |
| CN111952586A (en) * | 2020-07-10 | 2020-11-17 | 西安理工大学 | High first-cycle coulombic efficiency potassium ion battery organic carbonyl negative electrode material and preparation method thereof |
| CN114725381A (en) * | 2022-05-20 | 2022-07-08 | 洛阳师范学院 | Tin-based organic metal framework material, preparation method thereof and application thereof in lithium ion battery cathode material |
| CN116333327B (en) * | 2023-02-20 | 2024-08-27 | 华中科技大学 | Water-based sodium ion battery anode material and preparation method and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101587969A (en) * | 2008-05-22 | 2009-11-25 | 湖北金象电源技术开发有限公司 | Lithium ion powered battery and production technology thereof |
| CN103456961A (en) * | 2013-09-12 | 2013-12-18 | 电子科技大学 | Organic cathode material for sodium ion battery |
| CN104292100A (en) * | 2014-05-06 | 2015-01-21 | 电子科技大学 | Preparation method of calcium terephthalate, and application of calcium terephthalate in lithium ion battery |
| CN104362310A (en) * | 2014-09-23 | 2015-02-18 | 四川省有色冶金研究院有限公司 | Organic anode material for lithium ion battery |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101587969A (en) * | 2008-05-22 | 2009-11-25 | 湖北金象电源技术开发有限公司 | Lithium ion powered battery and production technology thereof |
| CN103456961A (en) * | 2013-09-12 | 2013-12-18 | 电子科技大学 | Organic cathode material for sodium ion battery |
| CN104292100A (en) * | 2014-05-06 | 2015-01-21 | 电子科技大学 | Preparation method of calcium terephthalate, and application of calcium terephthalate in lithium ion battery |
| CN104362310A (en) * | 2014-09-23 | 2015-02-18 | 四川省有色冶金研究院有限公司 | Organic anode material for lithium ion battery |
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