CN107181002A - Electrolysis additive - Google Patents
Electrolysis additive Download PDFInfo
- Publication number
- CN107181002A CN107181002A CN201710567646.1A CN201710567646A CN107181002A CN 107181002 A CN107181002 A CN 107181002A CN 201710567646 A CN201710567646 A CN 201710567646A CN 107181002 A CN107181002 A CN 107181002A
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- CN
- China
- Prior art keywords
- parts
- electrolyte
- additive
- battery
- crystallization water
- Prior art date
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides electrolysis additive, and each component mass parts of the additive are:10 parts of alundum (Al2O3), 1 part of magnesia, 5 parts of biphenyl, N, 6 parts of N dimethyl trifluoroacetamide, 20 parts of crown ether, 15 parts of triethyl phosphate, 10 parts of hexamethyl phosphonitrile, 5 parts of carbonate, 3 parts of HOPG, 5 parts of Super P, 5 parts of ethylene sulfite;By the crystalline solid of combinations thereof under vacuum conditions high temperature drying or remove the crystallization water;Then enclosed package, under the protection of inert gas will to remove the raw material after the crystallization water add in electrolyte rabbling mechanism, and electrolyte stirs together.Battery performance is had no side effect using the additive after scheme, does not occur side reaction with constituting the other materials of battery, is readily soluble in organic electrolyte, cost of material is low, small toxicity.
Description
Technical field
The present invention relates to technical field of lithium batteries, electrolysis additive is referred in particular to.
Background technology
With the fast development of China's economy, battery new material demand is continuously increased, along with mobile phone, notebook electricity
The products such as brain, digital camera, video camera, automobile are to the solid demand of new, efficient environment-friendly battery material, China's battery green wood
Material market will constantly expand.Put into effect successively in lithium battery relevant policies simultaneously and promote industry upstream and downstream firms like the mushrooms after rain
Set up.Lithium battery is mainly made up of positive electrode, negative material, barrier film and electrolyte etc., and electrolyte is mainly by lithium salts and organic
Carbonic ester is constituted, and is referred to as the blood of battery.Electrolyte be connect positive and negative electrode bridge, inside battery play transmission from
The effect of son and conduction electric current.Therefore, influence highly significant of the electrolyte properties to battery performance, electrolyte composition and performance
Optimization to improve lithium ion battery performance have very important significance.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide it is a kind of battery performance is had no side effect, easily it is molten
In organic electrolyte, cost of material be low, small toxicity electrolysis additive.
To achieve the above object, technical scheme provided by the present invention is:Electrolysis additive, each group of the additive
Part mass parts are:10-20 parts of alundum (Al2O3), 1-8 parts of magnesia, 5-12 parts of biphenyl, N, N- dimethyl trifluoroacetamides 6-11
Part, 20-25 parts of crown ether, 15-20 parts of triethyl phosphate, 10-12 parts of hexamethyl phosphonitrile, 5-8 parts of carbonate, 3-5 parts of HOPG,
5-10 parts of Super P, 5-13 parts of ethylene sulfite;
By the crystalline solid of combinations thereof under vacuum conditions high temperature drying or remove the crystallization water;Then enclosed package, in indifferent gas
The raw material after the crystallization water will be removed under the protection of body to add in electrolyte rabbling mechanism, and electrolyte together stirs.
The additive of this programme has no side effect to battery performance, does not occur side reaction with constituting the other materials of battery, holds
Organic electrolyte is soluble in, cost of material is low, small toxicity.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention.
Embodiment
With reference to all accompanying drawings, the invention will be further described, and presently preferred embodiments of the present invention is:Referring to accompanying drawing 1,
Embodiment 1:
Electrolysis additive described in the present embodiment, each component mass parts of the additive are:10 parts of alundum (Al2O3), oxidation
1 part of magnesium, 5 parts of biphenyl, N, 6 parts of N- dimethyl trifluoroacetamide, 20 parts of crown ether, 15 parts of triethyl phosphate, 10 parts of hexamethyl phosphonitrile,
5 parts of carbonate, 3 parts of HOPG, 5 parts of Super P, 5 parts of ethylene sulfite;
By the crystalline solid of combinations thereof under vacuum conditions high temperature drying or remove the crystallization water;Then enclosed package, in indifferent gas
The raw material after the crystallization water will be removed under the protection of body to add in electrolyte rabbling mechanism, and electrolyte together stirs.
The carbonate, HOPG of the present embodiment are used for the cycle efficieny and reversible capacity that improve battery;
Conductive carbon black Super P are used to improve the dissolving and ionization of electric conducting lithium salt and prevent solvent from inserting the destruction to electrode altogether;
Triethyl phosphate, hexamethyl phosphonitrile are used to reduce battery heat release value and battery spontaneous combustion rate and the heat of increase electrolyte itself is steady
It is qualitative;
N, N- dimethyl trifluoroacetamide are used to improve battery cryogenic property.
Electrolyte rabbling mechanism includes Agitation Tank 1, and Agitation Tank 1 is provided with the liquid injection pipe 4 being engaged with battery, Agitation Tank
1 top one end is provided with bottom of chamber in membrane filtration piece 3, Agitation Tank 1 provided with auxiliary material addition bucket 2 between auxiliary material addition bucket 2 and Agitation Tank 1
Portion is provided with aeration tube 5, and the aeration tube 5 in Agitation Tank 1 is provided with several nozzles 6, and the one end of aeration tube 5 passes through Agitation Tank 1
It is connected with inert gas generator 7, the inner chamber side of Agitation Tank 1 is provided with probe tube 8, and probe tube 8 is provided with sample tap 9, with liquid
The bottom of tank 1, which is provided with liquid outlet, liquid outlet, is provided with film filter 10, and the outlet of film filter 10 is connected with liquid injection pipe 4.This implementation
The additive of example has no side effect to battery performance, does not occur side reaction with constituting the other materials of battery, is readily soluble in Organic Electricity
Liquid is solved, cost of material is low, small toxicity.
Embodiment 2:
The each component mass parts of additive described in the present embodiment are:15 parts of alundum (Al2O3), 4 parts of magnesia, 9 parts of biphenyl, N,
8 parts of N- dimethyl trifluoroacetamide, 22 parts of crown ether, 18 parts of triethyl phosphate, 11 parts of hexamethyl phosphonitrile, 7 parts of carbonate, HOPG 4
Part, 8 parts of Super P, 9 parts of ethylene sulfite;
Embodiment described above is only the preferred embodiments of the invention, and the practical range of the present invention is not limited with this, therefore all
The change made according to the shape of the present invention, principle, all should cover within the scope of the present invention.
Claims (1)
1. electrolysis additive, it is characterised in that:The each component mass parts of the additive are:10-20 parts of alundum (Al2O3), oxygen
Change 1-8 parts of magnesium, 5-12 parts of biphenyl, N, 6-11 parts of N- dimethyl trifluoroacetamides, 20-25 parts of crown ether, triethyl phosphate 15-20
Part, 10-12 parts of hexamethyl phosphonitrile, 5-8 parts of carbonate, 3-5 parts of HOPG, 5-10 parts of Super P, ethylene sulfite 5-13
Part;
By the crystalline solid of combinations thereof under vacuum conditions high temperature drying or remove the crystallization water;Then enclosed package, in indifferent gas
The raw material after the crystallization water will be removed under the protection of body to add in electrolyte rabbling mechanism, and electrolyte together stirs.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710567646.1A CN107181002A (en) | 2017-07-12 | 2017-07-12 | Electrolysis additive |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710567646.1A CN107181002A (en) | 2017-07-12 | 2017-07-12 | Electrolysis additive |
Publications (1)
Publication Number | Publication Date |
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CN107181002A true CN107181002A (en) | 2017-09-19 |
Family
ID=59837672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710567646.1A Pending CN107181002A (en) | 2017-07-12 | 2017-07-12 | Electrolysis additive |
Country Status (1)
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CN (1) | CN107181002A (en) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102361097A (en) * | 2011-11-14 | 2012-02-22 | 中国海洋石油总公司 | Preparation method of low-temperature electrolyte for lithium iron phosphate power battery |
CN102593517A (en) * | 2012-04-09 | 2012-07-18 | 山东鸿正电池材料科技有限公司 | Non-aqueous electrolyte for lithium iron phosphate battery |
CN104752768A (en) * | 2015-04-21 | 2015-07-01 | 宁波维科电池股份有限公司 | Electrolyte solution for lithium titanate battery and lithium titanate battery thereof |
CN105190983A (en) * | 2013-03-27 | 2015-12-23 | 株式会社杰士汤浅国际 | Non-aqueous electrolyte secondary cell |
CN105514492A (en) * | 2016-01-05 | 2016-04-20 | 苏州氟特电池材料股份有限公司 | Electrolyte used for lithium ion battery |
CN105938919A (en) * | 2016-07-08 | 2016-09-14 | 南方科技大学 | Electrolyte containing inorganic additive and lithium-ion battery containing electrolyte |
US20160268635A1 (en) * | 2015-03-12 | 2016-09-15 | Samsung Sdi Co., Ltd. | Organic electrolytic solution and lithium battery including the same |
WO2016182598A1 (en) * | 2015-05-11 | 2016-11-17 | Eaglepicher Technologies, Llc | An electrolyte, a battery including the same, and methods of reducing electrolyte flammability |
CN106450460A (en) * | 2016-12-09 | 2017-02-22 | 中国科学院物理研究所 | Lithium ion battery electrolyte additive, electrolyte thereof, preparation method and battery |
-
2017
- 2017-07-12 CN CN201710567646.1A patent/CN107181002A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102361097A (en) * | 2011-11-14 | 2012-02-22 | 中国海洋石油总公司 | Preparation method of low-temperature electrolyte for lithium iron phosphate power battery |
CN102593517A (en) * | 2012-04-09 | 2012-07-18 | 山东鸿正电池材料科技有限公司 | Non-aqueous electrolyte for lithium iron phosphate battery |
CN105190983A (en) * | 2013-03-27 | 2015-12-23 | 株式会社杰士汤浅国际 | Non-aqueous electrolyte secondary cell |
US20160268635A1 (en) * | 2015-03-12 | 2016-09-15 | Samsung Sdi Co., Ltd. | Organic electrolytic solution and lithium battery including the same |
CN104752768A (en) * | 2015-04-21 | 2015-07-01 | 宁波维科电池股份有限公司 | Electrolyte solution for lithium titanate battery and lithium titanate battery thereof |
WO2016182598A1 (en) * | 2015-05-11 | 2016-11-17 | Eaglepicher Technologies, Llc | An electrolyte, a battery including the same, and methods of reducing electrolyte flammability |
CN105514492A (en) * | 2016-01-05 | 2016-04-20 | 苏州氟特电池材料股份有限公司 | Electrolyte used for lithium ion battery |
CN105938919A (en) * | 2016-07-08 | 2016-09-14 | 南方科技大学 | Electrolyte containing inorganic additive and lithium-ion battery containing electrolyte |
CN106450460A (en) * | 2016-12-09 | 2017-02-22 | 中国科学院物理研究所 | Lithium ion battery electrolyte additive, electrolyte thereof, preparation method and battery |
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Application publication date: 20170919 |