CN106654366A - In-situ polymerization prepared plastic crystal polymer electrolyte material and preparation method thereof - Google Patents
In-situ polymerization prepared plastic crystal polymer electrolyte material and preparation method thereof Download PDFInfo
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- CN106654366A CN106654366A CN201611069758.6A CN201611069758A CN106654366A CN 106654366 A CN106654366 A CN 106654366A CN 201611069758 A CN201611069758 A CN 201611069758A CN 106654366 A CN106654366 A CN 106654366A
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- 239000004033 plastic Substances 0.000 title claims abstract description 73
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 51
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 50
- 239000005518 polymer electrolyte Substances 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 title claims abstract description 11
- 239000000178 monomer Substances 0.000 claims abstract description 23
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 19
- 239000003999 initiator Substances 0.000 claims abstract description 18
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 17
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 239000011259 mixed solution Substances 0.000 claims abstract description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 6
- 239000000243 solution Substances 0.000 claims abstract description 4
- 229920000642 polymer Polymers 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- IAHFWCOBPZCAEA-UHFFFAOYSA-N succinonitrile Chemical compound N#CCCC#N IAHFWCOBPZCAEA-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 239000004809 Teflon Substances 0.000 claims description 5
- 229920006362 Teflon® Polymers 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical group COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- XFHJDMUEHUHAJW-UHFFFAOYSA-N n-tert-butylprop-2-enamide Chemical compound CC(C)(C)NC(=O)C=C XFHJDMUEHUHAJW-UHFFFAOYSA-N 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- 239000010452 phosphate Substances 0.000 claims description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 4
- 229920002554 vinyl polymer Polymers 0.000 claims description 4
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 claims description 3
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical group C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 3
- ZXMGHDIOOHOAAE-UHFFFAOYSA-N 1,1,1-trifluoro-n-(trifluoromethylsulfonyl)methanesulfonamide Chemical compound FC(F)(F)S(=O)(=O)NS(=O)(=O)C(F)(F)F ZXMGHDIOOHOAAE-UHFFFAOYSA-N 0.000 claims description 2
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical group N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 2
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 2
- 238000004090 dissolution Methods 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- RIUWBIIVUYSTCN-UHFFFAOYSA-N trilithium borate Chemical compound [Li+].[Li+].[Li+].[O-]B([O-])[O-] RIUWBIIVUYSTCN-UHFFFAOYSA-N 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims 1
- 238000009776 industrial production Methods 0.000 abstract description 4
- 239000012528 membrane Substances 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000002001 electrolyte material Substances 0.000 abstract 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 1
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 239000003792 electrolyte Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000011244 liquid electrolyte Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000001308 synthesis method Methods 0.000 description 3
- WXQDFOGZIYLEGP-UHFFFAOYSA-N C(C(C)C)#N.C(C(C)C)#N.[N] Chemical compound C(C(C)C)#N.C(C(C)C)#N.[N] WXQDFOGZIYLEGP-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000005486 organic electrolyte Substances 0.000 description 2
- 206010068052 Mosaicism Diseases 0.000 description 1
- 229910018095 Ni-MH Inorganic materials 0.000 description 1
- 229910018477 Ni—MH Inorganic materials 0.000 description 1
- YKOWROBULMNQMD-UHFFFAOYSA-N [Li].[SH2]=N.FC Chemical compound [Li].[SH2]=N.FC YKOWROBULMNQMD-UHFFFAOYSA-N 0.000 description 1
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
- 210000003765 sex chromosome Anatomy 0.000 description 1
Classifications
-
- 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
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
-
- 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
- H01M10/058—Construction or manufacture
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- 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
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention relates to a plastic crystal polymer electrolyte material prepared by in-situ polymerization and a preparation method thereof. The invention belongs to the technical field of electrolyte materials. A plastic crystal polymer electrolyte material prepared by in-situ polymerization is composed of a monomer, an initiator, a cross-linking agent, a lithium salt and plastic crystals, wherein the plastic crystal polymer electrolyte membrane is obtained by heating and in-situ polymerization of a mixed solution of the monomer, the initiator, the cross-linking agent, the lithium salt and the plastic crystals. The preparation method of the plastic crystal polymer electrolyte material by in-situ polymerization comprises the steps of mixing and dissolving a monomer, an initiator, a cross-linking agent, a lithium salt and plastic crystals, uniformly mixing, pouring the solution into a polytetrafluoroethylene mold, and heating for in-situ polymerization to obtain the plastic crystal polymer electrolyte membrane. The invention adopts one-step synthesis, has the advantages of simple preparation process, suitability for industrial production, high conductivity of the plastic crystal polymer electrolyte at room temperature, good thermal stability and interface stability, strong mechanical property, excellent electrochemical property and the like.
Description
Technical field
The invention belongs to electrolyte technical field, more particularly to a kind of in-situ polymerization prepares plastic crystal polymer electrolytic
Material and preparation method thereof.
Background technology
At present, since the special concept for proposing lead-acid battery in 1859 in Pulan, with high-energy-density, long-life and safety
Several masters such as lead-acid battery, nickel-cadmium cell, Ni-MH battery, lithium ion battery are experienced successively etc. secondary cell of the performance for target
Want the stage.Theory and practice shows that lithium ion battery has the incomparable advantage of other three kinds of batteries, and (energy density is big, defeated
Go out voltage height (about 3.9V), output power, memory-less effect, operating temperature range width, long service life), it is widely used in
In high-tech military field, such as Mars landing device, torpedo, guided missile and other military communication fields.In national economy field, lithium
Ion battery is also widely paid attention to, and is such as applied on the power-supply devices such as mobile phone, electric automobile, notebook.Due to this
It is applied to people's life closely bound up, therefore the security of lithium ion battery obtains people and more and more pays close attention to, due to lithium
Ion battery, in battery short circuit, is overshooted, when collision generally using the liquid state organic electrolyte of low ignition point as electrolyte
Easily catch fire and even explode, so as to constrain application of the lithium ion battery in for example electronic field of traffic of some specific areas, therefore,
Solve the important research focus that lithium-ion safe sex chromosome mosaicism is current lithium ion battery.The research origin of polymer Li-ion battery
In 1973, because it can solve the problems, such as that liquid electrolyte easily occurs electrolyte leakage and leakage current is big, and it is easy to
Miniaturization, plasticity is strong etc., therefore the development of polymer dielectric is significantly promoted.But for commercialization at present
For gel polymer electrolyte, liquid state organic electrolyte is still suffered from inside it, be not inherently eliminated the safety that it brings hidden
Suffer from.
The content of the invention
The present invention provides a kind of in-situ polymerization and prepares plastic crystal polymer to solve technical problem present in known technology
Electrolyte and preparation method thereof.
Plastic crystal material be as a kind of electrolyte, due to its existing good heat endurance, but with it is higher from
Electron conductivity, can fundamentally solve the safety issue of liquid electrolyte, therefore be a kind of very potential electrolysis material
Material.
One of the object of the invention be to provide it is a kind of have electrical conductivity under plastic crystal polymer dielectric room temperature high, heat endurance and
Interface stability is good, and mechanical performance is strong, and in-situ polymerization the features such as electrochemical performance prepares plastic crystal polymer electrolytic material
Material.
In-situ polymerization of the present invention prepares plastic crystal polymer electrolyte and is adopted the technical scheme that：
A kind of in-situ polymerization prepares plastic crystal polymer electrolyte, is characterized in：In-situ polymerization prepares plastic crystal polymer
Electrolyte is made up of monomer, initiator, crosslinking agent, lithium salts, plastic crystal, and monomer is methyl methacrylate, methacrylic acid
One or two mixtures in butyl ester, PEGMA, N-tert-butyl acrylamide, monomer, initiator, crosslinking agent, lithium salts, plastic crystal
Mixed solution, after heating in-situ polymerization, obtains plastic crystal polymer dielectric film.
In-situ polymerization of the present invention prepares plastic crystal polymer electrolyte and can also adopt the following technical scheme that：
Described in-situ polymerization prepares plastic crystal polymer electrolyte, is characterized in：Initiator be azodiisobutyronitrile,
ABVN, benzoyl peroxide or azo-bis-iso-dimethyl.
Described in-situ polymerization prepares plastic crystal polymer electrolyte, is characterized in：Crosslinking agent is the double acryloyls of methene
Amine, trimethylolpropane the third oxygen ester triacrylate (TPPTA) or vinyl POSS.
Described in-situ polymerization prepares plastic crystal polymer electrolyte, is characterized in：Lithium salts be lithium hexafluoro phosphate, double three
One or more mixtures in fluoromethane sulfimide lithium, LiBF4, biethyl diacid lithium borate.
Described in-situ polymerization prepares plastic crystal polymer electrolyte, is characterized in：Plastic crystal is succinonitrile.
Described in-situ polymerization prepares plastic crystal polymer electrolyte, is characterized in：Lithium salts consumption is monomer weight
0.5-5 times, initiator amount is 0.0001-0.05 times of monomer weight, and dosage of crosslinking agent is 0.005-2 times of monomer weight.
The two of the object of the invention are to provide a kind of one-step synthesis method, with preparation process is simple, it is adaptable to industrial production, produce
Product electrical conductivity is high, and heat endurance and interface stability are good, and in-situ polymerization the features such as electrochemical performance prepares plastic crystal polymerization
The preparation method of thing electrolyte.
In-situ polymerization of the present invention prepares the preparation method of plastic crystal polymer electrolyte and is adopted the technical scheme that：
A kind of in-situ polymerization prepares the preparation method of plastic crystal polymer electrolyte, is characterized in：It is prepared by in-situ polymerization
The step of preparation process of plastic crystal polymer electrolyte be by monomer, initiator, crosslinking agent, lithium salts and plastic crystal mixed dissolution,
After being well mixed, above-mentioned solution is poured in Teflon mould, after heating in-situ polymerization, obtain plastic crystal polymer dielectric
Film.
In-situ polymerization of the present invention prepares the preparation method of plastic crystal polymer electrolyte and may also take on following technical side
Case：
Described in-situ polymerization prepares the preparation method of plastic crystal polymer electrolyte, is characterized in：Plus hot in-place is poly-
During conjunction, enclose in nitrogen protective atmosphere, heating under the conditions of 60-80 DEG C is completed.
The present invention has the advantages and positive effects that：
In-situ polymerization prepares plastic crystal polymer electrolyte and preparation method thereof as a result of the brand-new skill of the present invention
Art scheme, compared with prior art, the method overcome conventional liquid electrolyte leakage, security difference the shortcomings of.The present invention is adopted
With one-step synthesis method, preparation process is simple, it is adaptable to industrial production, and electrical conductivity is high under plastic crystal polymer dielectric room temperature,
Heat endurance and interface stability are good, and mechanical performance is strong, electrochemical performance.
Specific embodiment
For the content of the invention, feature and effect of the present invention can be further appreciated that, following examples are hereby enumerated.
Embodiment 1
A kind of in-situ polymerization prepares plastic crystal polymer electrolyte, by monomers methyl methacrylate 10g, initiator idol
Nitrogen bis-isobutyronitrile 0.02g, crosslinking agent methylene diacrylamide 0.50g, lithium salts lithium hexafluoro phosphate 5.0g, plastic crystal succinonitrile 50g groups
Into monomer, initiator, crosslinking agent, lithium salts, the mixed solution of plastic crystal after heating in-situ polymerization, obtain plastic crystal polymer dielectric
Film.
In-situ polymerization prepares the preparation process of plastic crystal polymer electrolyte：
By 10g methyl methacrylates, 0.020g azodiisobutyronitriles, 0.50g methylene diacrylamides, lithium hexafluoro phosphate
5.0g is dissolved in 50g succinonitrile, after stirring, in being cast in Teflon mould, and in the case where nitrogen protective atmosphere encloses, 70 DEG C
Heating 2h obtains plastic crystal polymer dielectric.
Embodiment 2
A kind of in-situ polymerization prepares plastic crystal polymer electrolyte, by monomer PEGMA 10g, the isobutyl of initiator azo two
Nitrile 0.015g, crosslinking agent TPPTA 0.82g, double trifluoromethanesulfonimide lithium 7.0g, plastic crystal succinonitrile 85g compositions, monomer, draw
Agent, crosslinking agent, lithium salts, the mixed solution of plastic crystal are sent out, after heating in-situ polymerization, plastic crystal polymer dielectric film is obtained.
In-situ polymerization prepares the preparation process of plastic crystal polymer electrolyte：
By 10g PEGMA, 0.015g ABVNs, the double trifluoromethanesulfonimide lithiums of 0.82g TPPTA, 7.0g,
In being dissolved in 85g succinonitrile, after stirring, in being cast in Teflon mould, in the case where nitrogen protective atmosphere encloses, 70 DEG C of heating
2h obtains plastic crystal polymer dielectric.
Embodiment 3
A kind of in-situ polymerization prepares plastic crystal polymer electrolyte, by monomer N-tert-butyl acrylamide 10g, initiator idol
Nitrogen bis-isobutyronitrile 0.048g, crosslinking agent vinyl POSS 2.0g, LiBF4 9.0g, plastic crystal succinonitrile 60g compositions, monomer,
Initiator, crosslinking agent, lithium salts, the mixed solution of plastic crystal, after heating in-situ polymerization, obtain plastic crystal polymer dielectric film.
In-situ polymerization prepares the preparation process of plastic crystal polymer electrolyte：
By 10g N-tert-butyl acrylamides, 0.048g ABVNs, 2.0g vinyl POSS, 9.0g LiBF4s,
In being dissolved in 60g succinonitrile, after stirring, in being cast in Teflon mould, in the case where nitrogen protective atmosphere encloses, 70 DEG C of heating
2h obtains plastic crystal polymer dielectric.
The present embodiment adopts one-step synthesis method, with described preparation process is simple, it is adaptable to industrial production, and plastic crystal
Electrical conductivity is high under polymer dielectric room temperature, and heat endurance and interface stability are good, and mechanical performance is strong, electrochemical performance etc.
Good effect.
Claims (8)
1. a kind of in-situ polymerization prepares plastic crystal polymer electrolyte, it is characterized in that：In-situ polymerization prepares plastic crystal electrostrictive polymer
Solution material is made up of monomer, initiator, crosslinking agent, lithium salts, plastic crystal, and monomer is methyl methacrylate, methacrylic acid fourth
One or two mixtures in ester, PEGMA, N-tert-butyl acrylamide, monomer, initiator, crosslinking agent, lithium salts, plastic crystal it is mixed
Solution is closed, after heating in-situ polymerization, plastic crystal polymer dielectric film is obtained.
2. in-situ polymerization according to claim 1 prepares plastic crystal polymer electrolyte, it is characterized in that：
Initiator is azodiisobutyronitrile, ABVN, benzoyl peroxide or azo-bis-iso-dimethyl.
3. in-situ polymerization according to claim 1 prepares plastic crystal polymer electrolyte, it is characterized in that：
Crosslinking agent is methylene diacrylamide, trimethylolpropane the third oxygen ester triacrylate or vinyl POSS.
4. in-situ polymerization according to claim 1 prepares plastic crystal polymer electrolyte, it is characterized in that：
Lithium salts be lithium hexafluoro phosphate, double trifluoromethanesulfonimide lithiums, LiBF4, biethyl diacid lithium borate in one kind or
Several mixtures.
5. in-situ polymerization according to claim 1 prepares plastic crystal polymer electrolyte, it is characterized in that：
Plastic crystal is succinonitrile.
6. the in-situ polymerization according to claim 1 to 5 any claim prepares plastic crystal polymer electrolyte, and it is special
Levying is：Lithium salts consumption is 0.5-5 times of monomer weight, and initiator amount is 0.0001-0.05 times of monomer weight, and crosslinking agent is used
Measure as 0.005-2 times of monomer weight.
7. in-situ polymerization according to claim 1 prepares the preparation method of plastic crystal polymer electrolyte, it is characterized in that：
It is by monomer, initiator, crosslinking agent, lithium salts and modeling that in-situ polymerization prepares the step of preparation process of plastic crystal polymer electrolyte
Brilliant mixed dissolution, after being well mixed, above-mentioned solution is poured in Teflon mould, after heating in-situ polymerization, obtains plastic crystal
Polymer dielectric film.
8. in-situ polymerization according to claim 7 prepares the preparation method of plastic crystal polymer electrolyte, it is characterized in that：
During heating in-situ polymerization, enclose in nitrogen protective atmosphere, heating under the conditions of 60-80 DEG C is completed.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093733A (en) * | 2017-05-12 | 2017-08-25 | 齐鲁工业大学 | A kind of preparation method for suppressing the lithium ion battery negative material that Li dendrite increases |
| CN107331890A (en) * | 2017-06-27 | 2017-11-07 | 齐鲁工业大学 | A kind of preparation method of lithium ion battery single ion solid polymer electrolyte |
| CN108183258A (en) * | 2018-01-03 | 2018-06-19 | 清陶（昆山）能源发展有限公司 | A kind of polyacrylate solid polymer electrolyte and preparation method and its application in solid state lithium battery |
| CN108933281A (en) * | 2018-06-26 | 2018-12-04 | 上海交通大学 | A kind of flexible ceramic/polymer composite solid electrolyte and preparation method thereof |
| CN108963190A (en) * | 2017-05-19 | 2018-12-07 | 中国电子科技集团公司第十八研究所 | Method for preparing positive electrode for plastic crystal modified solid-state battery in situ |
| CN109786820A (en) * | 2018-11-19 | 2019-05-21 | 上海紫剑化工科技有限公司 | A kind of plastic crystal polymer of boracic and its preparation method and application |
| CN111554975A (en) * | 2020-05-11 | 2020-08-18 | 珠海冠宇电池股份有限公司 | Solid electrolyte, preparation method thereof and lithium ion battery |
| CN112563568A (en) * | 2020-11-13 | 2021-03-26 | 上海空间电源研究所 | Preparation method of all-solid-state battery interface layer and all-solid-state battery |
| CN113571764A (en) * | 2021-07-14 | 2021-10-29 | 北京理工大学 | Composite solid electrolyte membrane and preparation method thereof |
| CN116239855A (en) * | 2022-12-20 | 2023-06-09 | 浙江大学 | Transparent polymer network skeleton composite gel electrolyte film and preparation method and application thereof |
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