CN103367707A - Battery positive pole and preparation method thereof, battery negative pole and preparation method thereof, and capacitor battery - Google Patents
Battery positive pole and preparation method thereof, battery negative pole and preparation method thereof, and capacitor battery Download PDFInfo
- Publication number
- CN103367707A CN103367707A CN2012100881679A CN201210088167A CN103367707A CN 103367707 A CN103367707 A CN 103367707A CN 2012100881679 A CN2012100881679 A CN 2012100881679A CN 201210088167 A CN201210088167 A CN 201210088167A CN 103367707 A CN103367707 A CN 103367707A
- Authority
- CN
- China
- Prior art keywords
- battery
- preparation
- battery cathode
- anode
- graphene
- 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.)
- Pending
Links
Images
Classifications
-
- 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
Abstract
The invention belongs to the field of electrochemistry, and discloses a battery positive pole and a preparation method thereof, a battery negative pole and a preparation method thereof, and a capacitor battery. The battery anode comprises an aluminum foil and a positive pole active material applied to the aluminum foil, wherein the positive pole active material comprises graphite oxide, a polyvinylidene fluoride binder and conductive carbon black Super P according to a mass ratio of 85 to 5 to 10; oxygen accounts for 20-60% of the graphite oxide. The capacitor battery disclosed by the invention has the beneficial effects that (1) since the battery positive pole does not contain lithium and a lithium piece fitting structure is adopted for the battery negative pole, the operation technology is simplified, and the manufacturing cost is lowered; (2) the positive pole piece and the negative piece containing the metal lithium form the battery; when in charge and discharge, dendritic crystal is not generated easily, and the problem of short circuit in the battery is avoided.
Description
Technical field
The present invention relates to electrochemical field, relate in particular to a kind of anode and preparation method thereof; The invention still further relates to a kind of battery cathode and preparation method thereof; The invention still further relates to a kind of is with above-mentioned anode and the battery cathode capacitor batteries as electrode.
Background technology
The positive electrode of existing lithium ion battery mainly adopts inorganic metal compound, and it mainly comprises the system of LiFePO4, LiMn2O4, cobalt acid lithium, lithium nickelate and mixing; The inorganic metal compound class is during as positive electrode, and its complicated process of preparation, cost are high.
In recent years, also developed some organic compounds as positive electrode, but because low, the thermal stability of these positive electrode conductivity and bad mechanical property, and battery cycle life is low, and therefore, the positive electrode discomfort of these organic compounds is fit to do electrode material.
When lithium ion battery adopted organic compound as positive electrode, negative pole generally adopted lithium metal, and lithium metal is in charge and discharge process, and the lithium surface is dissolving and precipitation constantly, and produces easily dendrite, causes internal short-circuit of battery.。
Summary of the invention
One of problem to be solved by this invention is to provide a kind of capacitor batteries that can reduce from manufacturing cost and the anode that prevents the capacitor batteries internal short-circuit.
A kind of anode comprises aluminium foil and is coated in positive electrode active materials on the aluminium foil that wherein, described positive electrode active materials comprises that mass ratio is 85: 5: 10 graphite oxide, Kynoar binding agent and conductive black Super P; Wherein, in the described graphite oxide, the mass percent of oxygen is 20～60%.
Two of problem to be solved by this invention is to provide a kind of preparation method of above-mentioned anode, comprises that step is as follows:
S1, be 85: 5: 10 ratio according to mass ratio, graphite oxide, Kynoar binding agent and conductive black Super P are mixed, obtain slurry; Wherein, in the described graphite oxide, the mass percent of oxygen is 20～60%;
S2, slurry is coated on the aluminium foil, drying, rolls film, cut edge and process, make anode.
Three of problem to be solved by this invention is to provide a kind of capacitor batteries that can reduce from manufacturing cost and the battery cathode that prevents the capacitor batteries internal short-circuit, comprise Copper Foil and be coated in negative active core-shell material on the Copper Foil, wherein, described negative active core-shell material comprises that mass ratio is 85: 5: 10 Graphene, Kynoar binding agent and conductive black Super P; Described battery cathode also comprises the lithium sheet, and this lithium sheet is attached to the negative active core-shell material surface, and it is superimposed that described lithium sheet, negative active core-shell material and Copper Foil form stratiform.
Four of problem to be solved by this invention is to provide a kind of preparation method of battery cathode, comprises the steps:
A1, be 85: 5: 10 ratio according to mass ratio, Graphene, Kynoar binding agent and conductive black Super P are mixed, obtain slurry;
A2, slurry is coated between Copper Foil and the lithium sheet, it is superimposed to form stratiform, drying, rolls film, cuts edge and process, and makes battery cathode.
The preparation method of described battery cathode, in the steps A 1, the specific area of described Graphene is 100-2000m
2/ g; Preferably, the specific area of described Graphene is 500-1000m
2/ g.
As preferred version, Graphene can be selected the Graphene after modification, as, nitrogen-doped graphene or boron doped graphene, and the doping mass percent of nitrogen or boron is 0.1～10%; Like this, by the Graphene doping vario-property is processed, further improve the capacity of battery cathode.
Five of problem to be solved by this invention is to provide a kind of capacitor batteries, and it comprises the above-mentioned anode that makes and battery cathode, barrier film, electrolyte and battery container; Anode, barrier film, battery cathode order stack of laminations are dressed up battery core, battery container sealing battery core, and electrolyte is contained in the battery container.
In the described capacitor batteries, described electrolyte comprises ionic liquid, lithium salts and solvent; In the described electrolyte, lithium salts is 1mol/L in the molar concentration of electrolyte lithium, and the volume ratio of ionic liquid and solvent is 1: 0.2～1.
In the described electrolyte, ionic liquid comprises at least a in 1-butyl-3-methylimidazole hexafluorophosphate, 1-butyl-3-methyl imidazolium tetrafluoroborate, 1-butyl-3-methylimidazole two (fluoroform sulfimide), tetraethyl ammonium tetrafluoroborates, N-butyl-N-methyl piperidine two (fluoroform sulfimide) and the N-butyl-N-crassitude two (fluoroform sulfimide);
In the described electrolyte, lithium salts is LiPF
6, LiBF
4, LiBOB, LiCF
3SO
3, LiN (SO
2CF
3)
2And LiAsF
6In at least a;
In the described electrolyte, solvent is at least a in dimethyl carbonate, diethyl carbonate, propene carbonate, ethylene carbonate, butylene, r-butyrolactone, methyl ethyl carbonate alkene ester, methyl propyl carbonate, ethyl acetate and the acetonitrile.
The capacitor batteries that the present invention makes has following beneficial effect: (1) is not because anode itself contains lithium, and battery cathode employing lithium sheet bonding structure, simplified operating procedure, reduces manufacturing cost; (2) negative pole of this positive plate and containing metal lithium forms battery, produces dendrite in the time of can avoiding discharging and recharging, and causes the problem of internal short-circuit of battery.
Description of drawings
Fig. 1 is the capacitor batteries structural representation that embodiment 1 makes.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in further detail.
Embodiment 1
1, preparation anode
At first, be 85: 5: 10 ratio according to mass ratio, 170g graphite oxide (wherein, the quality percentage composition of oxygen is 20%), 10g Kynoar binding agent and 20g conductive black Super P are mixed, obtain slurry;
Then, slurry is coated on the aluminium foil, drying, rolls film, cut edge and process, make anode.
2, preparation battery cathode
At first, be 85: 5: 10 ratio according to mass ratio, be 100m with the 170g specific area
2The boron doped graphene of/g (mass percent of boron is 0.1%), 10g Kynoar binding agent and 20g conductive black Super P (asking the inventor to provide the concrete numerical value of three kinds of materials) mix, and obtain slurry;
Secondly, slurry is coated between Copper Foil and the lithium sheet, it is superimposed to form stratiform, drying, rolls film, cuts edge and process, and makes battery cathode.
3, capacitor batteries
At first, according to the required specification of capacitor batteries, anode and battery cathode are cut, obtain positive plate and negative plate; Simultaneously, go back slitting diaphragm, the time barrier film specification consistent with positive plate or negative plate;
Secondly, with positive plate, barrier film, negative plate in order stack of laminations dress up battery core, use again battery housing seal battery core, subsequently toward in battery container, injecting electrolyte (1-butyl-3-methylimidazole hexafluorophosphate+LiPF by the liquid injection port that is arranged on the battery container
6/ dimethyl carbonate+diethyl carbonate), the sealing liquid injection port obtains capacitor batteries, i.e. lithium ion battery; As shown in Figure 1, wherein, positive plate 1, aluminium foil 11, positive electrode active materials 12, negative plate 2, Copper Foil 21, negative active core-shell material 22, lithium sheet 23, barrier film 3, electrolyte 4, battery container 5.
Embodiment 2
1, preparation anode
At first, be 85: 5: 10 ratio according to mass ratio, with 200g graphite oxide (wherein, the quality percentage composition of oxygen is 40%), 11.8g Kynoar binding agent and lead 23.6g electricity carbon black Super P and mix, obtain slurry;
Then, slurry is coated on the aluminium foil, drying, rolls film, cut edge and process, make anode.
2, preparation battery cathode
At first,
Being 85: 5: 10 ratio according to mass ratio, is 500m with the 200g specific area
2The nitrogen-doped graphene of/g (mass percent of nitrogen is 0.1%), poly-inclined to one side 11.8g PVF binding agent and 23.6g conductive black SuperP mix, and obtain slurry;
Secondly, slurry is coated between Copper Foil and the lithium sheet, it is superimposed to form stratiform, drying, rolls film, cuts edge and process, and makes battery cathode.
3, capacitor batteries
At first, according to the required specification of capacitor batteries, anode and battery cathode are cut, obtain positive plate and negative plate; Simultaneously, go back slitting diaphragm, the time barrier film specification consistent with positive plate or negative plate;
Secondly, with positive plate, barrier film, negative plate in order stack of laminations dress up battery core, use again battery housing seal battery core, subsequently toward in battery container, injecting electrolyte (1-butyl-3-methyl imidazolium tetrafluoroborate+LiBF by the liquid injection port that is arranged on the battery container
4/ propene carbonate+ethylene carbonate), the sealing liquid injection port obtains capacitor batteries, i.e. lithium ion battery.
1, preparation anode
At first, be 85: 5: 10 ratio according to mass ratio, 180g graphite oxide (wherein, the quality percentage composition of oxygen is 60%), 10.6g Kynoar binding agent and 21.2g conductive black Super P are mixed, obtain slurry;
Then, slurry is coated on the aluminium foil, drying, rolls film, cut edge and process, make anode.
2, preparation battery cathode
At first, according to mass ratio be 85: 5: 10 ratio, be that boron doped graphene (mass percent of boron is 10%), 10.6g Kynoar binding agent and the 21.2g conductive black Super P of 1000m2/g mixes with the 180g specific area, obtain slurry;
Secondly, slurry is coated between Copper Foil and the lithium sheet, it is superimposed to form stratiform, drying, rolls film, cuts edge and process, and makes battery cathode.
3, capacitor batteries
At first, according to the required specification of capacitor batteries, anode and battery cathode are cut, obtain positive plate and negative plate; Simultaneously, go back slitting diaphragm, the time barrier film specification consistent with positive plate or negative plate;
Secondly, with positive plate, barrier film, negative plate in order stack of laminations dress up battery core, use again battery housing seal battery core, subsequently toward in battery container, injecting electrolyte (two (fluoroform the sulfimide)+LiBOB/ butylene of 1-butyl-3-methylimidazole+r-butyrolactone) by the liquid injection port that is arranged on the battery container, the sealing liquid injection port, obtain capacitor batteries, i.e. lithium ion battery.
1, preparation anode
At first, be 85: 5: 10 ratio according to mass ratio, with 160g graphite oxide (wherein, the quality percentage composition of oxygen is 50%), 9.4g Kynoar binding agent and lead 18.8g electricity carbon black Super P and mix, obtain slurry;
Then, slurry is coated on the aluminium foil, drying, rolls film, cut edge and process, make anode.
2, preparation battery cathode
At first, be 85: 5: 10 ratio according to mass ratio, be 1500m with the 160g specific area
2The nitrogen-doped graphene of/g (mass percent of nitrogen is 10%), 9.4g Kynoar binding agent and 18.8g conductive black Super P mix, and obtain slurry;
Secondly, slurry is coated between Copper Foil and the lithium sheet, it is superimposed to form stratiform, drying, rolls film, cuts edge and process, and makes battery cathode.
3, capacitor batteries
At first, according to the required specification of capacitor batteries, anode and battery cathode are cut, obtain positive plate and negative plate; Simultaneously, go back slitting diaphragm, the time barrier film specification consistent with positive plate or negative plate;
Secondly, with positive plate, barrier film, negative plate in order stack of laminations dress up battery core, use again battery housing seal battery core, subsequently toward in battery container, injecting electrolyte (tetraethyl ammonium tetrafluoroborate+LiCF by the liquid injection port that is arranged on the battery container
3SO
3/ methyl ethyl carbonate alkene ester+methyl propyl carbonate), the sealing liquid injection port obtains capacitor batteries, i.e. lithium ion battery.
Embodiment 5
1, preparation anode
At first, be 85: 5: 10 ratio according to mass ratio, 175g graphite oxide (wherein, the quality percentage composition of oxygen is 30%), 10.3g Kynoar binding agent and 20.6g conductive black Super P are mixed, obtain slurry;
Then, slurry is coated on the aluminium foil, drying, rolls film, cut edge and process, make anode.
2, preparation battery cathode
At first,
Being 85: 5: 10 ratio according to mass ratio, is 2000m with the 175g specific area
2The Graphene of/g, 10.3g Kynoar binding agent and 20.6g conductive black Super P mix, and obtain slurry;
At last, slurry is coated between Copper Foil and the lithium sheet, it is superimposed to form stratiform, drying, rolls film, cuts edge and process, and makes battery cathode.
3, capacitor batteries
At first, according to the required specification of capacitor batteries, anode and battery cathode are cut, obtain positive plate and negative plate; Simultaneously, go back slitting diaphragm, the time barrier film specification consistent with positive plate or negative plate;
Secondly, with positive plate, barrier film, negative plate in order stack of laminations dress up battery core, use again battery housing seal battery core, subsequently toward in battery container, injecting electrolyte (two (the fluoroform sulfimide)+LiN (SO of N-butyl-N-methyl piperidine by the liquid injection port that is arranged on the battery container
2CF
3)
2/ ethyl acetate+acetonitrile), the sealing liquid injection port obtains capacitor batteries, i.e. lithium ion battery.
Comparative Examples 1
Comparative Examples 1 is with the difference of embodiment 1: adopt the commercial li-ion battery anode material of lithium iron phosphate to do the lithium source of anode, other steps all preparation method with embodiment 1 are identical.
Comparative Examples 2
Comparative Examples 2 is with the difference of embodiment 2: adopt the commercial li-ion battery anode material of lithium iron phosphate to do the lithium source of anode, other steps all preparation method with embodiment 1 are identical.
By the charge-discharge test to the capacitor batteries of embodiment 1, embodiment 2, Comparative Examples 1 and Comparative Examples 2; Test is carried out under the 0.5C electric current, and test result is as shown in table 1.
By capacitor batteries charge-discharge test under the 0.5C electric current that embodiment 1～5 is made, test result is as shown in table 2.
Table 1 capacitor batteries charge-discharge test result
| Embodiment 1 | Comparative Examples 1 | Embodiment 2 | Comparative Examples 2 | |
| Capacity (mAh) | 1058 | 896 | 1357 | 1036 |
Table 2 capacitor batteries charge-discharge test result
| Embodiment 1 | Embodiment 2 | |
|
Embodiment 5 | |
| Capacity (mAh) | 1058 | 1357 | 1538 | 1069 | 1796 |
By table 1 and table 2 as can be known: adopt the positive plate of the present invention's preparation as the anode of capacitor batteries, the capacity of capacitor batteries is higher than existing commercial li-ion LiFePO 4 of anode material as the capacity of the capacitor batteries of anode.
Should be understood that above-mentioned statement for preferred embodiment of the present invention is comparatively detailed, can not therefore think the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with claims.
Claims (10)
1. anode comprises aluminium foil and is coated in positive electrode active materials on the aluminium foil, it is characterized in that described positive electrode active materials comprises that mass ratio is 85: 5: 10 graphite oxide, Kynoar binding agent and conductive black Super P; Wherein, in the described graphite oxide, the mass percent of oxygen is 20～60%.
2. the preparation method of an anode is characterized in that, comprises that step is as follows:
S1, be 85: 5: 10 ratio according to mass ratio, graphite oxide, Kynoar binding agent and conductive black Super P are mixed, obtain slurry; Wherein, in the described graphite oxide, the mass percent of oxygen is 20～60%;
S2, slurry is coated on the aluminium foil, drying, rolls film, cut edge and process, make anode.
3. battery cathode comprises Copper Foil and is coated in negative active core-shell material on the Copper Foil, it is characterized in that described negative active core-shell material comprises that mass ratio is 85: 5: 10 Graphene, Kynoar binding agent and conductive black Super P; Described battery cathode also comprises the lithium sheet, and this lithium sheet is attached to the negative active core-shell material surface, and it is superimposed that described lithium sheet, negative active core-shell material and Copper Foil form stratiform.
4. the preparation method of a battery cathode is characterized in that, comprises the steps:
A1, be 85: 5: 10 ratio according to mass ratio, Graphene, Kynoar binding agent and conductive black Super P are mixed, obtain slurry;
A2, slurry is coated between Copper Foil and the lithium sheet, it is superimposed to form stratiform, drying, rolls film, cuts edge and process, and makes battery cathode.
5. the preparation method of battery cathode according to claim 4 is characterized in that, in the steps A 1, the specific area of described Graphene is 100-2000m
2/ g.
6. the preparation method of battery cathode according to claim 5 is characterized in that, in the steps A 1, the specific area of described Graphene is 500-1000m
2/ g.
7. according to claim 4, the preparation method of 5 or 6 described battery cathode, it is characterized in that in the steps A 1, described Graphene is nitrogen-doped graphene or boron doped graphene.
8. the preparation method of battery cathode according to claim 7 is characterized in that, in the steps A 1, the doping mass percent of described nitrogen or boron is 0.1～10%.
9. a capacitor batteries is characterized in that, comprises anode claimed in claim 1, battery cathode claimed in claim 4, barrier film, electrolyte and battery container; Anode, barrier film, battery cathode order stack of laminations are dressed up battery core, battery container sealing battery core, and electrolyte is contained in the battery container.
10. capacitor batteries according to claim 9 is characterized in that, described electrolyte comprises ionic liquid, lithium salts and solvent; Wherein,
Ionic liquid comprises at least a in 1-butyl-3-methylimidazole hexafluorophosphate, 1-butyl-3-methyl imidazolium tetrafluoroborate, 1-butyl-3-methylimidazole two (fluoroform sulfimide), tetraethyl ammonium tetrafluoroborates, N-butyl-N-methyl piperidine two (fluoroform sulfimide) and the N-butyl-N-crassitude two (fluoroform sulfimide);
Lithium salts is LiPF
6, LiBF
4, LiBOB, LiCF
3SO
3, LiN (SO
2CF
3)
2And LiAsF
6In at least a;
Solvent is at least a in dimethyl carbonate, diethyl carbonate, propene carbonate, ethylene carbonate, butylene, r-butyrolactone, methyl ethyl carbonate alkene ester, methyl propyl carbonate, ethyl acetate and the acetonitrile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100881679A CN103367707A (en) | 2012-03-29 | 2012-03-29 | Battery positive pole and preparation method thereof, battery negative pole and preparation method thereof, and capacitor battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100881679A CN103367707A (en) | 2012-03-29 | 2012-03-29 | Battery positive pole and preparation method thereof, battery negative pole and preparation method thereof, and capacitor battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103367707A true CN103367707A (en) | 2013-10-23 |
Family
ID=49368595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100881679A Pending CN103367707A (en) | 2012-03-29 | 2012-03-29 | Battery positive pole and preparation method thereof, battery negative pole and preparation method thereof, and capacitor battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103367707A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977039A (en) * | 2016-06-29 | 2016-09-28 | 陈小刚 | Graphene activity composite electrode super-capacitor cell |
| CN106558692A (en) * | 2015-09-30 | 2017-04-05 | 中国科学院大连化学物理研究所 | A kind of lithium battery negative pole and its preparation and application |
| CN107204485A (en) * | 2017-03-31 | 2017-09-26 | 宁波中车新能源科技有限公司 | A kind of battery capacitor polynary electrolyte of low temperature |
| CN107221709A (en) * | 2017-06-09 | 2017-09-29 | 清华大学 | The lithium metal battery preparation method that a kind of flexibility is filled soon |
| CN107437632A (en) * | 2016-05-26 | 2017-12-05 | 巴莱诺斯清洁能源控股公司 | Rechargeable electrochemical lithium ion battery cell |
| CN108878173A (en) * | 2018-05-25 | 2018-11-23 | 中国电子科技集团公司第十八研究所 | Preparation method of graphene positive plate heterojunction doping |
| CN112820846A (en) * | 2019-11-15 | 2021-05-18 | 淮阴师范学院 | Manufacturing method of molybdenum lithium ion full battery |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101924211A (en) * | 2010-08-19 | 2010-12-22 | 北京科技大学 | Graphene/silicon lithium ion battery cathode material and preparation method thereof |
-
2012
- 2012-03-29 CN CN2012100881679A patent/CN103367707A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101924211A (en) * | 2010-08-19 | 2010-12-22 | 北京科技大学 | Graphene/silicon lithium ion battery cathode material and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| CHIEN-TE HSIEH等: "Electrochemical Capacitors Based on Graphene Oxide Sheets Using Different Aqueous Electrolytes", 《J. PHYS. CHEM. C》 * |
| 周邵云等: "超级电容器水系中性电解液的研究", 《电池工业》 * |
| 李洁等: "锂离子混合超级电容器研究进展", 《电子元件与材料》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558692A (en) * | 2015-09-30 | 2017-04-05 | 中国科学院大连化学物理研究所 | A kind of lithium battery negative pole and its preparation and application |
| CN107437632A (en) * | 2016-05-26 | 2017-12-05 | 巴莱诺斯清洁能源控股公司 | Rechargeable electrochemical lithium ion battery cell |
| CN107437632B (en) * | 2016-05-26 | 2020-12-11 | 巴莱诺斯清洁能源控股公司 | Rechargeable electrochemical lithium ion battery cell |
| CN105977039A (en) * | 2016-06-29 | 2016-09-28 | 陈小刚 | Graphene activity composite electrode super-capacitor cell |
| CN107204485A (en) * | 2017-03-31 | 2017-09-26 | 宁波中车新能源科技有限公司 | A kind of battery capacitor polynary electrolyte of low temperature |
| CN107221709A (en) * | 2017-06-09 | 2017-09-29 | 清华大学 | The lithium metal battery preparation method that a kind of flexibility is filled soon |
| CN108878173A (en) * | 2018-05-25 | 2018-11-23 | 中国电子科技集团公司第十八研究所 | Preparation method of graphene positive plate heterojunction doping |
| CN112820846A (en) * | 2019-11-15 | 2021-05-18 | 淮阴师范学院 | Manufacturing method of molybdenum lithium ion full battery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101369652B (en) | Method for manufacturing polymer lithium ion battery cathode and polymer lithium ion battery | |
| JP5924552B2 (en) | Non-aqueous electrolyte secondary battery and manufacturing method thereof | |
| CN102738442B (en) | A kind of high energy density charge-discharge lithium battery | |
| Wang et al. | A single-ion gel polymer electrolyte based on polymeric lithium tartaric acid borate and its superior battery performance | |
| CN101699590B (en) | Hybrid supercapacitor | |
| WO2016202169A2 (en) | High energy density lithium ion battery | |
| WO2016201942A1 (en) | Lithium ion battery having high-rate charge-discharge performance | |
| CN103367707A (en) | Battery positive pole and preparation method thereof, battery negative pole and preparation method thereof, and capacitor battery | |
| JP2010225291A (en) | Lithium-ion secondary battery and method of manufacturing the same | |
| CN104008893A (en) | Manufacturing method of lithium ion mixed type capacitor and lithium ion mixed type capacitor | |
| CN103855389A (en) | Ferric (III) fluoride / carbon composite material and its preparation method and application | |
| JP4572602B2 (en) | Non-aqueous electrolyte and non-aqueous electrolyte secondary battery and their production method | |
| CN110518293A (en) | A kind of preparation method of solid lithium ion battery | |
| WO2016201941A1 (en) | Lithium ion battery with long cycle performance | |
| CN102231442B (en) | Lithium ion battery and lithium ion battery electrolyte for ultralow temperature discharge | |
| CN105047993A (en) | Electrolyte for promoting film formation of graphite cathode and battery using electrolyte | |
| CN103594735A (en) | Preparation method for lithium titanate lithium ion battery | |
| JP2011192561A (en) | Manufacturing method for nonaqueous electrolyte secondary battery | |
| CN111048749A (en) | Negative pole piece, lithium ion battery and manufacturing method thereof | |
| WO2014156095A1 (en) | Non-aqueous electrolyte secondary battery | |
| CN103151563A (en) | Polymer cell and preparation method thereof | |
| JP2012009283A (en) | Lithium-ion secondary battery | |
| CN105449274A (en) | Lithium ion battery and electrolyte solution thereof | |
| CN103367708A (en) | Battery positive pole and preparation method thereof, battery negative pole and preparation method thereof, and capacitor battery | |
| CN109449413A (en) | A kind of lithium phosphate class additive, lithium-rich manganese-based anode and lithium battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131023 |