CN114249860A - Preparation and application of water-system zinc ion battery gel electrolyte - Google Patents
Preparation and application of water-system zinc ion battery gel electrolyte Download PDFInfo
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- CN114249860A CN114249860A CN202111527679.6A CN202111527679A CN114249860A CN 114249860 A CN114249860 A CN 114249860A CN 202111527679 A CN202111527679 A CN 202111527679A CN 114249860 A CN114249860 A CN 114249860A
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- gel electrolyte
- zinc
- zinc ion
- ion battery
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- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000011245 gel electrolyte Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title abstract description 10
- 238000012983 electrochemical energy storage Methods 0.000 claims abstract description 3
- LPXFITACVAQQAL-UHFFFAOYSA-M sodium;prop-2-enoylazanide Chemical compound [Na+].[NH-]C(=O)C=C LPXFITACVAQQAL-UHFFFAOYSA-M 0.000 claims abstract 2
- 239000003792 electrolyte Substances 0.000 claims description 19
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 12
- JHUFGBSGINLPOW-UHFFFAOYSA-N 3-chloro-4-(trifluoromethoxy)benzoyl cyanide Chemical compound FC(F)(F)OC1=CC=C(C(=O)C#N)C=C1Cl JHUFGBSGINLPOW-UHFFFAOYSA-N 0.000 claims description 11
- 239000011701 zinc Substances 0.000 abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract description 15
- 229910052725 zinc Inorganic materials 0.000 abstract description 13
- 230000008021 deposition Effects 0.000 abstract description 7
- 239000013078 crystal Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 125000000542 sulfonic acid group Chemical group 0.000 abstract description 5
- 125000003277 amino group Chemical group 0.000 abstract description 3
- 230000001351 cycling effect Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000670 limiting effect Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 11
- 229960001763 zinc sulfate Drugs 0.000 description 10
- 229910000368 zinc sulfate Inorganic materials 0.000 description 10
- RZLVQBNCHSJZPX-UHFFFAOYSA-L zinc sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Zn+2].[O-]S([O-])(=O)=O RZLVQBNCHSJZPX-UHFFFAOYSA-L 0.000 description 10
- 229910021642 ultra pure water Inorganic materials 0.000 description 8
- 239000012498 ultrapure water Substances 0.000 description 8
- 210000004027 cell Anatomy 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 description 5
- -1 polytetrafluoroethylene Polymers 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 210000001787 dendrite Anatomy 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229960000583 acetic acid Drugs 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000002608 ionic liquid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- ISPYRSDWRDQNSW-UHFFFAOYSA-L manganese(II) sulfate monohydrate Chemical compound O.[Mn+2].[O-]S([O-])(=O)=O ISPYRSDWRDQNSW-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000005486 organic electrolyte Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F228/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur
- C08F228/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur by a bond to sulfur
-
- 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
-
- 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
- H01M2300/0085—Immobilising or gelification of electrolyte
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a preparation method and application of a water-based zinc ion gel electrolyte, wherein the general formula of the water-based zinc ion battery gel electrolyte is shown as follows: acrylamide-sodium allylsulfonate (AM-SAS). The aqueous zinc ion battery containing the gel electrolyte can improve the cycle stability and the battery capacity of the aqueous zinc ion battery; the gel electrolyte can also be used in zinc ion electrochemical energy storage devices. The amino group and the zinc in the gel electrolyte provided by the invention have good coordination effect, the sulfonic acid group has the advantage of excellent adhesion, zinc ions are alternately transferred between the amino group and the sulfonic acid group, the gel electrolyte has guiding and limiting effects on zinc deposition, and the generation of dendritic crystals and dead zinc is effectively inhibited, so that the cycling stability of the battery is improved, and the service life of a battery device is prolonged.
Description
Technical Field
The invention belongs to the technical field of secondary batteries, and particularly relates to a preparation method and application of a water-based zinc ion battery gel electrolyte.
Background
With the development of electronic technology, the application field of electronic equipment is continuously expanded, and in recent years, lithium ion batteries are used as important energy storage devices and are applied in fields such as smart phones, wearable equipment and electric vehicles on a large scale. The price of lithium battery materials is rising continuously, but the abundance of lithium on the earth is limited, and even the lithium battery is exhausted, and the lithium ion battery of the organic electrolyte is inflammable, toxic and low in safety performance. The water system zinc ion battery based on the water system electrolyte has the characteristics of extremely high safety, economy and environmental protection, is a novel energy storage system, is rich in zinc ion reserves, has the characteristics of high specific capacity, high power density, low price, easiness in obtaining and the like, and still faces huge challenges at present. In the water-based zinc ion battery, the zinc dendrite grows seriously, which may cause the capacity attenuation of the water-based zinc ion battery, and greatly restricts the development of the commercialization of the zinc ion battery. From the aspect of electroplating/stripping, the use of the gel electrolyte can well inhibit dendritic crystals and guide and limit zinc deposition, and is a key idea for solving the problem of the dendritic crystals, but at present, the commonly used electrolytes are mainly liquid electrolytes, and some salt-in-water and ionic liquids, and the electrolytes have the problems of poor ionic conductivity and uneven zinc deposition, and have poor effect of solving the zinc dendritic crystals.
Disclosure of Invention
In view of the defects pointed out in the background technology, the invention provides a water-based zinc ion battery gel electrolyte and application thereof, aiming at solving the problem of serious dendritic crystal of a water-based zinc ion battery.
In order to achieve the purpose, the invention adopts the technical scheme that:
an aqueous zinc ion battery gel electrolyte, the general formula of which is shown as follows:
AM-SAS
specifically, the gel electrolyte may be prepared by polymerizing acrylamide and sodium allylsulfonate at different ratios.
The aqueous zinc ion battery electrolyte containing the gel electrolyte is composed of acrylamide and sodium allylsulfonate in different mass ratios, which are 1/1, 1.5/1, 2/1 and 3/1 respectively.
Tests prove that the water-based zinc ion battery gel electrolyte can improve the cycle stability and the battery capacity of the water-based zinc ion battery; the above-described aqueous zinc-ion battery can also be used in a zinc-ion electrochemical energy storage device, depending on its function and effect.
The invention has the advantages that: the gel electrolyte provided by the invention has amino and sulfonic acid groups, has a good coordination effect on zinc, can guide and limit the deposition of zinc ions, and the sulfonic acid group provides excellent adhesion capability, so that the zinc foil and the gel electrolyte have excellent interface contact, and the zinc deposition is more uniform, thereby improving the cycling stability of the battery and the service life of a battery device; the gel electrolyte has excellent mechanical property, can be bent and twisted, can be applied to flexible batteries, and can also have good performance on intelligent wearable flexible devices.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail by the following specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
An aqueous zinc ion battery additive, the general formula of which is shown as follows:
AM-SAS
the aqueous zinc ion battery electrolyte containing the gel electrolyte is prepared by polymerizing acrylamide and sodium allylsulfonate in different proportions, adding binders such as MBAA, APS and the like, and an initiator to form 4 aqueous zinc ion battery electrolytes in different proportions, wherein the acrylamide/sodium allylsulfonate ratio is 1/1, 1.5/1, 2/1 and 3/1.
Example 1
(1) Preparation of AM-SAS:
zinc sulfate solution: preparing ultrapure water with the resistance of 18M omega by using an ultrapure water machine as a solvent, adding zinc sulfate heptahydrate into the ultrapure water, stirring and dissolving to prepare a 2M zinc sulfate aqueous solution;
APS solution: 2 g of potassium persulfate is added into 10 ml of ultrapure water prepared by an ultrapure water machine and the resistance of the ultrapure water is 18M omega, and the mixture is stirred and dissolved.
AM-SAS: preparing ultrapure water with the resistance of 18M omega by using a 3.5 ml ultrapure water machine, adding 3.6 g of sodium allylsulfonate, stirring and dissolving, then respectively adding 1.6 g of acrylamide, stirring and dissolving, then adding 0.025 g of MBAA, stirring and dissolving, finally adding 2.5 ml of APS solution into an ice water bath, stirring for 30 minutes, pouring the mixed solution into a polytetrafluoroethylene mold, placing the polytetrafluoroethylene mold into a 60 ℃ drying oven for 8 hours, and obtaining an AM-SAS gel electrolyte with the acrylamide/sodium allylsulfonate being 1.5/1 by soaking gel in 2M zinc sulfate aqueous solution for 4 hours.
Three other different ratios AM-SAS: the rest steps are the same, and 1.6 g of the mixture is added; 3.2 g; 4.8 g of acrylamide gave 1/1; 2/1, respectively; 3/1 AM-SAS gel electrolyte.
(2) Preparation of battery positive electrode material MnVO
Adding vanadium pentoxide and manganese sulfate monohydrate into the solution to prepare a solution, adding 2 ml of hydrogen peroxide, uniformly stirring, pouring the solution into a polytetrafluoroethylene reaction kettle, and drying in a drying oven at 120 ℃ for 10 hours.
(3) Preparation of organic anode material HATN of battery
Mixing cyclohexanone and o-phenylenediamine in glacial acetic acid, stirring, heating and refluxing for 10h, alternately cleaning for 3 times by using hot acetic acid, acetone, ethanol and water, and drying in vacuum to obtain the organic cathode material HATN.
(4) Preparation of positive pole piece
Uniformly dispersing MnVO, acetylene black and PTFE (polytetrafluoroethylene) in water, rolling to form a film, coating the film on a titanium mesh, drying to obtain a pole piece MnVO, and preparing a plurality of parts for later use; the same applies to HATN.
(5) Preparation of Zn// Zn symmetrical battery
Preparing a 2032 button cell as a test group by using high-purity zinc sheets as a positive electrode and a negative electrode and AM-SAS as an electrolyte; in addition, common electrolyte-zinc sulfate electrolyte is respectively filled to prepare a 2032 button cell as a control group;
(6) preparation of water-based zinc ion button cell
Taking a high-purity zinc sheet (99.999%) as a negative electrode, taking AM-SAS as an electrolyte, and taking the MnVO and HATN pole pieces as a positive electrode to prepare a CR2032 battery as a test group; in addition, a common electrolyte, namely zinc sulfate electrolyte, is filled to prepare the CR2032 button cell as a control group.
(7) Test of dendritic crystal inhibition effect of AM-SAS
The symmetrical cell was cycled at a current density of 1mA/cm2, a charge of 1mAh/cm2, and the time of the overvoltage abrupt change was taken as the short circuit time of the symmetrical cell.
(8) Battery performance testing
Testing the normal-temperature cycle performance, and charging/discharging the water system zinc ion button cell at 25 ℃ at a charging/discharging rate of 1A/g, wherein the cut-off voltage interval is 0.2-1.8V; and (3) battery rate performance test, wherein charge and discharge cycles are respectively carried out at current densities of 0.5, 1, 2, 3 and 5A/g, the test cut-off interval is 0.2-1.8V, and the charge and discharge cycles are carried out for 10 circles under each current density.
The description of the disclosed embodiments is not intended to limit the scope of the invention, but is instead provided to describe the invention. Accordingly, the scope of the present invention is not limited by the above embodiments, but is defined by the claims or their equivalents.
The test results are shown in table 1:
TABLE 1 test results of AM-SAS electrolyte on dendrite suppression effect and battery performance
As can be seen from table 1, the aqueous zinc ion battery using the gel electrolyte containing amino groups and sulfonic acid groups of the present invention can make the contact interface between the gel electrolyte and the zinc foil good, guide and limit the deposition of zinc, the zinc deposition is more uniform, the short circuit of the battery caused by dendrite growth is significantly suppressed, and the cycle capacity of Zn// MnVO, Zn// HATN is much higher than that of the battery using zinc sulfate electrolyte, and the cycle time is prolonged, and the capacity retention rate is better. In addition, the test process shows that the Zn// MnVO and Zn// HATN aqueous zinc ion battery prepared by the common zinc sulfate electrolyte has obvious bulging, and the Zn// MnVO and Zn// HATN aqueous zinc ion battery prepared by the gel electrolyte has no bulging phenomenon, so that the gel electrolyte can show a certain inhibition effect on battery gas production, can prevent the problems of swelling, liquid leakage, explosion and the like of the battery in the use process to a certain extent, improves the use safety of the battery, and can be applied to the fields of various flexible devices, intelligent wearing and the like.
Description of the drawings:
FIG. 1 is a comparative graph of cycle tests of symmetric batteries prepared from a gel electrolyte having a molar ratio of acrylamide to sodium allylsulfonate of 1.5/1 and a zinc sulfate electrolyte provided in example 1 of the present invention.
FIG. 2 is a comparative graph of Zn// MnVO aqueous zinc ion battery cycle performance tests of a gel electrolyte with a molar ratio of acrylamide to sodium allylsulfonate of 1.5/1 and a zinc sulfate electrolyte provided in example 1 of the present invention.
FIG. 3 is a comparative graph of Zn// HATN aqueous zinc ion battery cycle performance tests of a gel electrolyte with a molar ratio of acrylamide to sodium allylsulfonate of 1.5/1 and a zinc sulfate electrolyte provided in example 1 of the present invention.
Claims (5)
1. An aqueous zinc ion battery gel electrolyte, characterized in that the general formula of the gel electrolyte is as follows:
acrylamide-sodium allylsulfonate (AM-SAS).
2. The aqueous zinc ion battery gel electrolyte of claim 1, wherein the electrolyte is one or more of acrylamide and sodium allylsulfonate copolymerized in different proportions.
3. An aqueous zinc ion battery gel electrolyte, characterized in that the electrolyte contains the gel electrolyte according to claim 1.
4. The aqueous zinc ion battery gel electrolyte of claim 3, wherein the different molar ratios of acrylamide to sodium allylsulfonate in the gel electrolyte are 1/1, 1.5/1, 2/1, 3/1.
5. Use of the aqueous zinc-ion cell gel electrolyte of any one of claims 3 to 4 in an aqueous zinc-ion cell or a zinc-ion electrochemical energy storage device.
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| CN202111527679.6A CN114249860A (en) | 2021-12-14 | 2021-12-14 | Preparation and application of water-system zinc ion battery gel electrolyte |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117855629A (en) * | 2023-12-01 | 2024-04-09 | 天津大学 | Single ion conductive flexible hydrogel electrolyte, preparation method thereof and application thereof in zinc ion battery |
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| CN101967372A (en) * | 2010-08-31 | 2011-02-09 | 武汉恩泰科技有限公司 | Water-based well drilling viscosity reducer and synthesis method thereof |
| CN113782842A (en) * | 2021-08-25 | 2021-12-10 | 华中科技大学 | Aqueous zinc ion battery electrolyte and battery |
| CN113782844A (en) * | 2021-08-24 | 2021-12-10 | 中国科学院合肥物质科学研究院 | Preparation method of hydrogel electrolyte for water-based zinc ion energy storage battery |
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2021
- 2021-12-14 CN CN202111527679.6A patent/CN114249860A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967372A (en) * | 2010-08-31 | 2011-02-09 | 武汉恩泰科技有限公司 | Water-based well drilling viscosity reducer and synthesis method thereof |
| CN113782844A (en) * | 2021-08-24 | 2021-12-10 | 中国科学院合肥物质科学研究院 | Preparation method of hydrogel electrolyte for water-based zinc ion energy storage battery |
| CN113782842A (en) * | 2021-08-25 | 2021-12-10 | 华中科技大学 | Aqueous zinc ion battery electrolyte and battery |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117855629A (en) * | 2023-12-01 | 2024-04-09 | 天津大学 | Single ion conductive flexible hydrogel electrolyte, preparation method thereof and application thereof in zinc ion battery |
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